diff options
148 files changed, 6331 insertions, 1431 deletions
@@ -17,11 +17,10 @@ GENERATE_LATEX = NO LAYOUT_FILE = src/doc/layout.xml TAB_SIZE = 2 -HTML_INDEX_NUM_ENTRIES = 2 +HTML_INDEX_NUM_ENTRIES = 999 HTML_EXTRA_STYLESHEET = src/doc/style.css SHOW_HEADERFILE = NO -USE_MDFILE_AS_MAINPAGE = ./readme.md REPEAT_BRIEF = NO EXTRACT_STATIC = YES @@ -29,6 +28,7 @@ HIDE_UNDOC_NAMESPACES = YES HIDE_UNDOC_CLASSES = YES QUIET = YES +WARNINGS = NO # set these to NO for user-only docs INTERNAL_DOCS = YES diff --git a/asset/texture/circle.png b/asset/texture/circle.png Binary files differnew file mode 100755 index 0000000..0a92ac7 --- /dev/null +++ b/asset/texture/circle.png diff --git a/asset/texture/square.png b/asset/texture/square.png Binary files differnew file mode 100755 index 0000000..d07ec98 --- /dev/null +++ b/asset/texture/square.png diff --git a/contributing.md b/contributing.md index b0f623b..0faed2b 100644 --- a/contributing.md +++ b/contributing.md @@ -635,15 +635,21 @@ that you can click on to open them. </summary><table><tr><th>Good</th><th>Bad</th></tr><tr><td> ```cpp + void Foo::bar() { } + void Foo::set_value(int value) { this->value = value; + this->bar(); } ``` </td><td> ```cpp + void Foo::bar() { } + void Foo::set_value(int new_value) { value = new_value; + bar(); } ``` </td></tr></table></details> @@ -849,6 +855,11 @@ that you can click on to open them. parameter of `TEST()` / `TEST_F()` macro) - Test source files match their suite name (or test fixture name in the case of tests that use a fixture) +- Tests that measure time or use delays must be [disabled][gtest-disable] (by + prepending `DISABLED_` to the suite or case name). + + These tests will still be compiled, but will only run when the `test_main` + binary is run with the `--gtest_also_run_disabled_tests` flag. # Structure @@ -868,6 +879,8 @@ that you can click on to open them. # Documentation +[Doxygen commands](https://www.doxygen.nl/manual/commands.html) + - All documentation is written in U.S. English - <details><summary> Doxygen commands are used with a backslash instead of an at-sign. @@ -953,6 +966,52 @@ that you can click on to open them. Foo & operator=(Foo &&) = delete; ``` </td></tr></table></details> +- Do not use markdown headings in Doxygen + +## Documenting features + +Engine features are small 'building blocks' that the user (game developer) may +reference when building a game with the engine. Features do not necessarily map +1-1 to engine components or systems. If a component or system has a single, +distinct feature it should be named after that feature, not the component or +system itself. + +The sources for these pages are located under `src/doc/feature/`, and have the +following format: + +- A feature description which explains— + - the purpose and function of the feature (focus on what it enables or + achieves for the user) + - additional information about when to implement the feature, such as specific + use cases or scenarios +- A list of 'see also' references to relevant classes and/or types +- A **minimal** example to demonstrate how the feature is used. The example + should be written such that the following is clear to the reader: + - Which headers need to be included to utilize the feature + - *Why* the example works, not what is happening in the example + - Where is this code supposed to be called (e.g. inside scene/script + functions) + - Which restrictions should be kept in mind (e.g. copy/move semantics, max + component instances, speed considerations) + +Features should be documented as clear and concise as possible, so the following +points should be kept in mind: + +- <details><summary> + If a page expands on an example from another page, directly reference the + other page using a cross-reference (`\ref`) in a `\note` block at the top of + the page. + </summary> + + ``` + \note This page builds on top of the example shown in \ref feature_script + ``` + </details> +- When explaining the usage of specific functions, qualify them such that + Doxygen is able to add a cross-reference or manually add a reference using the + `\ref` command. +- Users will likely copy-paste examples as-is, so do this yourself to check if + the example code actually works! # Libraries @@ -960,4 +1019,8 @@ that you can click on to open them. subdirectory - When adding new submodules, please set the `shallow` option to `true` in the [.gitmodules](./.gitmodules) file +- When adding new libraries, please update the library version table in + [readme\.md](./readme.md) + +[gtest-disable]: https://google.github.io/googletest/advanced.html#temporarily-disabling-tests diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index c3f29da..97b21f0 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -40,5 +40,6 @@ install( target_link_libraries(test_main PRIVATE gtest + PRIVATE gmock PUBLIC crepe ) diff --git a/src/crepe/CMakeLists.txt b/src/crepe/CMakeLists.txt index 7e176e7..6cbb9fe 100644 --- a/src/crepe/CMakeLists.txt +++ b/src/crepe/CMakeLists.txt @@ -1,21 +1,21 @@ target_sources(crepe PUBLIC Particle.cpp - ComponentManager.cpp Component.cpp Collider.cpp + Resource.cpp ) target_sources(crepe PUBLIC FILE_SET HEADERS FILES - ComponentManager.h - ComponentManager.hpp Component.h Collider.h ValueBroker.h ValueBroker.hpp + Resource.h ) add_subdirectory(api) add_subdirectory(facade) +add_subdirectory(manager) add_subdirectory(system) add_subdirectory(util) diff --git a/src/crepe/Collider.cpp b/src/crepe/Collider.cpp index bbec488..77e11c8 100644 --- a/src/crepe/Collider.cpp +++ b/src/crepe/Collider.cpp @@ -2,4 +2,4 @@ using namespace crepe; -Collider::Collider(game_object_id_t id) : Component(id) {} +Collider::Collider(game_object_id_t id, const vec2 & offset) : Component(id), offset(offset) {} diff --git a/src/crepe/Collider.h b/src/crepe/Collider.h index 827f83d..42ccfd4 100644 --- a/src/crepe/Collider.h +++ b/src/crepe/Collider.h @@ -1,14 +1,23 @@ #pragma once #include "Component.h" +#include "types.h" namespace crepe { class Collider : public Component { public: - Collider(game_object_id_t id); + Collider(game_object_id_t id, const vec2 & offset); - int size; +public: + /** + * \brief Offset of the collider relative to the rigidbody position. + * + * The `offset` defines the positional shift applied to the collider relative to the position of the rigidbody it is attached to. + * This allows the collider to be placed at a different position than the rigidbody. + * + */ + vec2 offset; }; } // namespace crepe diff --git a/src/crepe/Component.h b/src/crepe/Component.h index dc17721..eff5a58 100644 --- a/src/crepe/Component.h +++ b/src/crepe/Component.h @@ -8,7 +8,7 @@ class ComponentManager; /** * \brief Base class for all components - * + * * This class is the base class for all components. It provides a common interface for all * components. */ @@ -16,7 +16,12 @@ class Component { public: //! Whether the component is active bool active = true; - //! The id of the GameObject this component belongs to + /** + * \brief The id of the GameObject this component belongs to + * + * \note Only systems are supposed to use this member, but since friend + * relations aren't inherited this needs to be public. + */ const game_object_id_t game_object_id; protected: @@ -24,7 +29,7 @@ protected: * \param id The id of the GameObject this component belongs to */ Component(game_object_id_t id); - //! Only the ComponentManager can create components + //! Only ComponentManager can create components friend class ComponentManager; Component(const Component &) = delete; diff --git a/src/crepe/Resource.cpp b/src/crepe/Resource.cpp new file mode 100644 index 0000000..85913ed --- /dev/null +++ b/src/crepe/Resource.cpp @@ -0,0 +1,6 @@ +#include "Resource.h" +#include "manager/Mediator.h" + +using namespace crepe; + +Resource::Resource(const Asset & asset, Mediator & mediator) {} diff --git a/src/crepe/Resource.h b/src/crepe/Resource.h new file mode 100644 index 0000000..d65206b --- /dev/null +++ b/src/crepe/Resource.h @@ -0,0 +1,30 @@ +#pragma once + +namespace crepe { + +class ResourceManager; +class Asset; +class Mediator; + +/** + * \brief Resource interface + * + * Resource is an interface class used to represent a (deserialized) game resource (e.g. + * textures, sounds). Resources are always created from \ref Asset "assets" by ResourceManager. + * + * The game programmer has the ability to use the ResourceManager to keep instances of concrete + * resources between scenes, preventing them from being reinstantiated during a scene + * transition. + */ +class Resource { +public: + Resource(const Asset & src, Mediator & mediator); + virtual ~Resource() = default; + + Resource(const Resource &) = delete; + Resource(Resource &&) = delete; + Resource & operator=(const Resource &) = delete; + Resource & operator=(Resource &&) = delete; +}; + +} // namespace crepe diff --git a/src/crepe/api/AI.cpp b/src/crepe/api/AI.cpp new file mode 100644 index 0000000..2195249 --- /dev/null +++ b/src/crepe/api/AI.cpp @@ -0,0 +1,89 @@ +#include <stdexcept> +#include <type_traits> + +#include "AI.h" +#include "types.h" + +namespace crepe { + +AI::AI(game_object_id_t id, float max_force) : Component(id), max_force(max_force) {} + +void AI::make_circle_path(float radius, const vec2 & center, float start_angle, + bool clockwise) { + if (radius <= 0) { + throw std::runtime_error("Radius must be greater than 0"); + } + + // The step size is determined by the radius (step size is in radians) + float step = RADIUS_TO_STEP / radius; + // Force at least MIN_STEP steps (in case of a small radius) + if (step > 2 * M_PI / MIN_STEP) { + step = 2 * M_PI / MIN_STEP; + } + // The path node distance is determined by the step size and the radius + this->path_node_distance = radius * step * PATH_NODE_DISTANCE_FACTOR; + + if (clockwise) { + for (float i = start_angle; i < 2 * M_PI + start_angle; i += step) { + path.push_back(vec2{static_cast<float>(center.x + radius * cos(i)), + static_cast<float>(center.y + radius * sin(i))}); + } + } else { + for (float i = start_angle; i > start_angle - 2 * M_PI; i -= step) { + path.push_back(vec2{static_cast<float>(center.x + radius * cos(i)), + static_cast<float>(center.y + radius * sin(i))}); + } + } +} + +void AI::make_oval_path(float radius_x, float radius_y, const vec2 & center, float start_angle, + bool clockwise, float rotation) { + if (radius_x <= 0 && radius_y <= 0) { + throw std::runtime_error("Radius must be greater than 0"); + } + + float max_radius = std::max(radius_x, radius_y); + // The step size is determined by the radius (step size is in radians) + float step = RADIUS_TO_STEP / max_radius; + // Force at least MIN_STEP steps (in case of a small radius) + if (step > 2 * M_PI / MIN_STEP) { + step = 2 * M_PI / MIN_STEP; + } + // The path node distance is determined by the step size and the radius + this->path_node_distance = max_radius * step * PATH_NODE_DISTANCE_FACTOR; + + std::function<vec2(vec2, vec2)> rotate_point = [rotation](vec2 point, vec2 center) { + float s = sin(rotation); + float c = cos(rotation); + + // Translate point back to origin + point.x -= center.x; + point.y -= center.y; + + // Rotate point + float xnew = point.x * c - point.y * s; + float ynew = point.x * s + point.y * c; + + // Translate point back + point.x = xnew + center.x; + point.y = ynew + center.y; + + return point; + }; + + if (clockwise) { + for (float i = start_angle; i < 2 * M_PI + start_angle; i += step) { + vec2 point = {static_cast<float>(center.x + radius_x * cos(i)), + static_cast<float>(center.y + radius_y * sin(i))}; + path.push_back(rotate_point(point, center)); + } + } else { + for (float i = start_angle; i > start_angle - 2 * M_PI; i -= step) { + vec2 point = {static_cast<float>(center.x + radius_x * cos(i)), + static_cast<float>(center.y + radius_y * sin(i))}; + path.push_back(rotate_point(point, center)); + } + } +} + +} // namespace crepe diff --git a/src/crepe/api/AI.h b/src/crepe/api/AI.h new file mode 100644 index 0000000..c780a91 --- /dev/null +++ b/src/crepe/api/AI.h @@ -0,0 +1,128 @@ +#pragma once + +#include "Component.h" +#include "types.h" + +namespace crepe { + +/** + * \brief The AI component is used to control the movement of an entity using AI. + * + * The AI component can be used to control the movement of an entity. The AI component can be used + * to implement different behaviors such as seeking, fleeing, arriving, and path following. + */ +class AI : public Component { +public: + //! The different types of behaviors that can be used + enum BehaviorTypeMask { + SEEK = 0x00002, + FLEE = 0x00004, + ARRIVE = 0x00008, + PATH_FOLLOW = 0x00010, + }; + +public: + /** + * \param id The id of the game object + * \param max_force The maximum force that can be applied to the entity + */ + AI(game_object_id_t id, float max_force); + + /** + * \brief Check if a behavior is on (aka activated) + * + * \param behavior The behavior to check + * \return true if the behavior is on, false otherwise + */ + bool on(BehaviorTypeMask behavior) const { return (flags & behavior); } + //! Turn on the seek behavior + void seek_on() { flags |= SEEK; } + //! Turn off the seek behavior + void seek_off() { flags &= ~SEEK; } + //! Turn on the flee behavior + void flee_on() { flags |= FLEE; } + //! Turn off the flee behavior + void flee_off() { flags &= ~FLEE; } + //! Turn on the arrive behavior + void arrive_on() { flags |= ARRIVE; } + //! Turn off the arrive behavior + void arrive_off() { flags &= ~ARRIVE; } + //! Turn on the path follow behavior + void path_follow_on() { flags |= PATH_FOLLOW; } + //! Turn off the path follow behavior + void path_follow_off() { flags &= ~PATH_FOLLOW; } + + /** + * \brief Add a path node (for the path following behavior) + * + * \note The path is not relative to the entity's position (it is an absolute path) + * + * \param node The path node to add + */ + void add_path_node(const vec2 & node) { path.push_back(node); } + /** + * \brief Make a circle path (for the path following behavior) + * + * \note The path is not relative to the entity's position (it is an absolute path) + * + * \param radius The radius of the circle (in game units) + * \param center The center of the circle (in game units) + * \param start_angle The start angle of the circle (in radians) + * \param clockwise The direction of the circle + */ + void make_circle_path(float radius, const vec2 & center = {0, 0}, float start_angle = 0, + bool clockwise = true); + /** + * \brief Make an oval path (for the path following behavior) + * + * \note The path is not relative to the entity's position (it is an absolute path) + * + * \param radius_x The x radius of the oval (in game units) + * \param radius_y The y radius of the oval (in game units) + * \param center The center of the oval (in game units) + * \param start_angle The start angle of the oval (in radians) + * \param clockwise The direction of the oval + * \param rotation The rotation of the oval (in radians) + */ + void make_oval_path(float radius_x, float radius_y, const vec2 & center = {0, 0}, + float start_angle = 0, bool clockwise = true, float rotation = 0); + +public: + //! The maximum force that can be applied to the entity (higher values will make the entity adjust faster) + float max_force; + + //! The target to seek at + vec2 seek_target; + //! The target to arrive at + vec2 arrive_target; + //! The target to flee from + vec2 flee_target; + //! The distance at which the entity will start to flee from the target + float square_flee_panic_distance = 200.0f * 200.0f; + //! The deceleration rate for the arrive behavior (higher values will make the entity decelerate faster (less overshoot)) + float arrive_deceleration = 40.0f; + //! The path to follow (for the path following behavior) + std::vector<vec2> path; + //! The distance from the path node at which the entity will move to the next node (automatically set by make_circle_path()) + float path_node_distance = 400.0f; + //! Looping behavior for the path + bool path_loop = true; + +private: + //! The flags for the behaviors + int flags = 0; + //! The current path index + size_t path_index = 0; + + //! The AISystem is the only class that should access the flags and path_index variables + friend class AISystem; + + //! The minimum amount of steps for the path following behavior + static constexpr int MIN_STEP = 16; + //! The radius to step size ratio for the path following behavior + static constexpr float RADIUS_TO_STEP = 400.0f; + //! The path node distance factor for the path following behavior + static constexpr float PATH_NODE_DISTANCE_FACTOR = 0.75f; +}; + +} // namespace crepe diff --git a/src/crepe/api/Animator.cpp b/src/crepe/api/Animator.cpp index 45f67f6..4ce4bf0 100644 --- a/src/crepe/api/Animator.cpp +++ b/src/crepe/api/Animator.cpp @@ -7,21 +7,51 @@ using namespace crepe; -Animator::Animator(game_object_id_t id, Sprite & ss, int row, int col, int col_animator) +Animator::Animator(game_object_id_t id, Sprite & spritesheet, const ivec2 & single_frame_size, + const uvec2 & grid_size, const Animator::Data & data) : Component(id), - spritesheet(ss), - row(row), - col(col) { + spritesheet(spritesheet), + grid_size(grid_size), + data(data) { dbg_trace(); - this->spritesheet.mask.h /= col; - this->spritesheet.mask.w /= row; + this->spritesheet.mask.w = single_frame_size.x; + this->spritesheet.mask.h = single_frame_size.y; this->spritesheet.mask.x = 0; - this->spritesheet.mask.y = col_animator * this->spritesheet.mask.h; - this->active = false; + this->spritesheet.mask.y = 0; - // need to do this for to get the aspect ratio for a single clipping in the spritesheet this->spritesheet.aspect_ratio - = static_cast<double>(this->spritesheet.mask.w) / this->spritesheet.mask.h; + = static_cast<float>(single_frame_size.x) / single_frame_size.y; } + Animator::~Animator() { dbg_trace(); } + +void Animator::loop() { this->data.looping = true; } + +void Animator::play() { this->active = true; } + +void Animator::pause() { this->active = false; } + +void Animator::stop() { + this->active = false; + this->data.col = 0; + this->data.row = 0; +} +void Animator::set_fps(int fps) { this->data.fps = fps; } + +void Animator::set_cycle_range(int start, int end) { + this->data.cycle_start = start, this->data.cycle_end = end; +} + +void Animator::set_anim(int col) { + Animator::Data & ctx = this->data; + this->spritesheet.mask.x = ctx.row = 0; + ctx.col = col; + this->spritesheet.mask.y = ctx.col * this->spritesheet.mask.h; +} + +void Animator::next_anim() { + Animator::Data & ctx = this->data; + ctx.row = ctx.row++ % this->grid_size.x; + this->spritesheet.mask.x = ctx.row * this->spritesheet.mask.w; +} diff --git a/src/crepe/api/Animator.h b/src/crepe/api/Animator.h index 6c506aa..5918800 100644 --- a/src/crepe/api/Animator.h +++ b/src/crepe/api/Animator.h @@ -1,5 +1,7 @@ #pragma once +#include "../types.h" + #include "Component.h" #include "Sprite.h" @@ -16,56 +18,87 @@ class SDLContext; * sheet. It can be used to play animations, loop them, or stop them. */ class Animator : public Component { +public: + struct Data { + //! frames per second for animation + unsigned int fps = 1; + //! The current col being animated. + unsigned int col = 0; + //! The current row being animated. + unsigned int row = 0; + //! should the animation loop + bool looping = false; + //! starting frame for cycling + unsigned int cycle_start = 0; + //! end frame for cycling (-1 = use last frame) + int cycle_end = -1; + }; public: - //TODO: need to implement this + //! Animator will repeat the animation void loop(); + //! starts the animation + void play(); + //! pauses the animation + void pause(); + /** + * \brief stops the animation + * + * sets the active on false and resets all the current rows and columns + */ void stop(); + /** + * \brief set frames per second + * + * \param fps frames per second + */ + void set_fps(int fps); + /** + * \brief set the range in the row + * + * \param start of row animation + * \param end of row animation + */ + void set_cycle_range(int start, int end); + /** + * \brief select which column to animate from + * + * \param col animation column + */ + void set_anim(int col); + //! will go to the next animaiton of current row + void next_anim(); public: /** * \brief Constructs an Animator object that will control animations for a sprite sheet. * * \param id The unique identifier for the component, typically assigned automatically. - * \param spritesheet A reference to the Sprite object which holds the sprite sheet for - * animation. - * \param row The maximum number of rows in the sprite sheet. - * \param col The maximum number of columns in the sprite sheet. - * \param col_animate The specific col index of the sprite sheet to animate. This allows - * selecting which col to animate from multiple col in the sheet. + * \param spritesheet the reference to the spritesheet + * \param single_frame_size the width and height in pixels of a single frame inside the + * spritesheet + * \param grid_size the max rows and columns inside the given spritesheet + * \param data extra animation data for more control * * This constructor sets up the Animator with the given parameters, and initializes the * animation system. */ - Animator(uint32_t id, Sprite & spritesheet, int row, int col, int col_animate); - + Animator(game_object_id_t id, Sprite & spritesheet, const ivec2 & single_frame_size, + const uvec2 & grid_size, const Animator::Data & data); ~Animator(); // dbg_trace +public: + Animator::Data data; + private: - //! A reference to the Sprite sheet containing the animation frames. + //! A reference to the Sprite sheet containing. Sprite & spritesheet; - //! The maximum number of columns in the sprite sheet. - const int col; - - //! The maximum number of rows in the sprite sheet. - const int row; + //! The maximum number of rows and columns inside the spritesheet + const uvec2 grid_size; - //! The current col being animated. - int curr_col = 0; - - //! The current row being animated. - int curr_row = 0; - - //TODO: Is this necessary? - //int fps; - -private: - //! AnimatorSystem adjust the private member parameters of Animator; - friend class AnimatorSystem; - - //! SDLContext reads the Animator member var's - friend class SDLContext; + //! Uses the spritesheet + friend AnimatorSystem; }; + } // namespace crepe -// diff --git a/src/crepe/api/AssetManager.cpp b/src/crepe/api/AssetManager.cpp deleted file mode 100644 index 3925758..0000000 --- a/src/crepe/api/AssetManager.cpp +++ /dev/null @@ -1,17 +0,0 @@ -#include "util/Log.h" - -#include "AssetManager.h" - -using namespace crepe; - -AssetManager & AssetManager::get_instance() { - static AssetManager instance; - return instance; -} - -AssetManager::~AssetManager() { - dbg_trace(); - this->asset_cache.clear(); -} - -AssetManager::AssetManager() { dbg_trace(); } diff --git a/src/crepe/api/AssetManager.h b/src/crepe/api/AssetManager.h deleted file mode 100644 index fee6780..0000000 --- a/src/crepe/api/AssetManager.h +++ /dev/null @@ -1,62 +0,0 @@ -#pragma once - -#include <any> -#include <memory> -#include <string> -#include <unordered_map> - -namespace crepe { - -/** - * \brief The AssetManager is responsible for storing and managing assets over multiple scenes. - * - * The AssetManager ensures that assets are loaded once and can be accessed across different - * scenes. It caches assets to avoid reloading them every time a scene is loaded. Assets are - * retained in memory until the AssetManager is destroyed, at which point the cached assets are - * cleared. - */ -class AssetManager { - -private: - //! A cache that holds all the assets, accessible by their file path, over multiple scenes. - std::unordered_map<std::string, std::any> asset_cache; - -private: - AssetManager(); - virtual ~AssetManager(); - -public: - AssetManager(const AssetManager &) = delete; - AssetManager(AssetManager &&) = delete; - AssetManager & operator=(const AssetManager &) = delete; - AssetManager & operator=(AssetManager &&) = delete; - - /** - * \brief Retrieves the singleton instance of the AssetManager. - * - * \return A reference to the single instance of the AssetManager. - */ - static AssetManager & get_instance(); - -public: - /** - * \brief Caches an asset by loading it from the given file path. - * - * \param file_path The path to the asset file to load. - * \param reload If true, the asset will be reloaded from the file, even if it is already - * cached. - * \tparam T The type of asset to cache (e.g., texture, sound, etc.). - * - * \return A shared pointer to the cached asset. - * - * This template function caches the asset at the given file path. If the asset is already - * cached and `reload` is false, the existing cached version will be returned. Otherwise, the - * asset will be reloaded and added to the cache. - */ - template <typename T> - std::shared_ptr<T> cache(const std::string & file_path, bool reload = false); -}; - -} // namespace crepe - -#include "AssetManager.hpp" diff --git a/src/crepe/api/AssetManager.hpp b/src/crepe/api/AssetManager.hpp deleted file mode 100644 index 1c0e978..0000000 --- a/src/crepe/api/AssetManager.hpp +++ /dev/null @@ -1,22 +0,0 @@ -#pragma once - -#include "AssetManager.h" - -namespace crepe { - -template <typename asset> -std::shared_ptr<asset> AssetManager::cache(const std::string & file_path, bool reload) { - auto it = asset_cache.find(file_path); - - if (!reload && it != asset_cache.end()) { - return std::any_cast<std::shared_ptr<asset>>(it->second); - } - - std::shared_ptr<asset> new_asset = std::make_shared<asset>(file_path.c_str()); - - asset_cache[file_path] = new_asset; - - return new_asset; -} - -} // namespace crepe diff --git a/src/crepe/api/AudioSource.cpp b/src/crepe/api/AudioSource.cpp new file mode 100644 index 0000000..7b05cb1 --- /dev/null +++ b/src/crepe/api/AudioSource.cpp @@ -0,0 +1,15 @@ +#include "AudioSource.h" + +using namespace crepe; +using namespace std; + +AudioSource::AudioSource(game_object_id_t id, const Asset & src) + : Component(id), + source(src) {} + +void AudioSource::play(bool looping) { + this->loop = looping; + this->oneshot_play = true; +} + +void AudioSource::stop() { this->oneshot_stop = true; } diff --git a/src/crepe/api/AudioSource.h b/src/crepe/api/AudioSource.h new file mode 100644 index 0000000..b20e490 --- /dev/null +++ b/src/crepe/api/AudioSource.h @@ -0,0 +1,74 @@ +#pragma once + +#include "../Component.h" +#include "../facade/SoundHandle.h" +#include "../types.h" + +#include "Asset.h" +#include "GameObject.h" + +namespace crepe { + +class AudioSystem; + +//! Audio source component +class AudioSource : public Component { + //! AudioSource components are handled by AudioSystem + friend class AudioSystem; + +protected: + /** + * \param source Sound sample to load + */ + AudioSource(game_object_id_t id, const Asset & source); + //! Only ComponentManager creates components + friend class ComponentManager; + +public: + // std::unique_ptr needs to be able to destoy this component + virtual ~AudioSource() = default; + +public: + //! Start this audio source + void play(bool looping = false); + //! Stop this audio source + void stop(); + +public: + //! Play when this component becomes active + bool play_on_awake = false; + //! Repeat the current audio clip during playback + bool loop = false; + //! Normalized volume (0.0 - 1.0) + float volume = 1.0; + +private: + //! This audio source's clip + const Asset source; + + /** + * \name One-shot state variables + * + * These variables trigger function calls when set to true, and are unconditionally reset on + * every system update. + * + * \{ + */ + //! Play this sample + bool oneshot_play = false; + //! Stop this sample + bool oneshot_stop = false; + //! \} + /** + * \name State diffing variables + * \{ + */ + typeof(active) last_active = false; + typeof(volume) last_volume = volume; + typeof(loop) last_loop = loop; + //! \} + //! This source's voice handle + SoundHandle voice{}; +}; + +} // namespace crepe diff --git a/src/crepe/api/BehaviorScript.cpp b/src/crepe/api/BehaviorScript.cpp index 7bbace0..d22afdf 100644 --- a/src/crepe/api/BehaviorScript.cpp +++ b/src/crepe/api/BehaviorScript.cpp @@ -4,12 +4,12 @@ using namespace crepe; -BehaviorScript::BehaviorScript(game_object_id_t id, ComponentManager & mgr) +BehaviorScript::BehaviorScript(game_object_id_t id, Mediator & mediator) : Component(id), - component_manager(mgr) {} + mediator(mediator) {} template <> BehaviorScript & GameObject::add_component<BehaviorScript>() { ComponentManager & mgr = this->component_manager; - return mgr.add_component<BehaviorScript>(this->id, mgr); + return mgr.add_component<BehaviorScript>(this->id, mgr.mediator); } diff --git a/src/crepe/api/BehaviorScript.h b/src/crepe/api/BehaviorScript.h index d556fe5..3909b96 100644 --- a/src/crepe/api/BehaviorScript.h +++ b/src/crepe/api/BehaviorScript.h @@ -23,14 +23,13 @@ class BehaviorScript : public Component { protected: /** * \param id Parent \c GameObject id - * \param component_manager Reference to component manager (passed through to \c Script - * instance) + * \param mediator Mediator reference * * \note Calls to this constructor (should) always pass through \c GameObject::add_component, * which has an exception for this specific component type. This was done so the user does * not have to pass references used within \c Script to each \c BehaviorScript instance. */ - BehaviorScript(game_object_id_t id, ComponentManager & component_manager); + BehaviorScript(game_object_id_t id, Mediator & mediator); //! Only ComponentManager is allowed to instantiate BehaviorScript friend class ComponentManager; @@ -55,8 +54,8 @@ protected: friend class ScriptSystem; protected: - //! Reference to component manager (passed to Script) - ComponentManager & component_manager; + //! Reference mediator + Mediator & mediator; }; /** diff --git a/src/crepe/api/BehaviorScript.hpp b/src/crepe/api/BehaviorScript.hpp index bd59337..b9bb1e2 100644 --- a/src/crepe/api/BehaviorScript.hpp +++ b/src/crepe/api/BehaviorScript.hpp @@ -13,14 +13,12 @@ template <class T, typename... Args> BehaviorScript & BehaviorScript::set_script(Args &&... args) { dbg_trace(); static_assert(std::is_base_of<Script, T>::value); - Script * s = new T(std::forward<Args>(args)...); + this->script = std::unique_ptr<Script>(new T(std::forward<Args>(args)...)); - s->game_object_id = this->game_object_id; - s->active = this->active; - s->component_manager = this->component_manager; - s->event_manager = EventManager::get_instance(); + this->script->game_object_id = this->game_object_id; + this->script->active = this->active; + this->script->mediator = this->mediator; - this->script = std::unique_ptr<Script>(s); return *this; } diff --git a/src/crepe/api/BoxCollider.cpp b/src/crepe/api/BoxCollider.cpp new file mode 100644 index 0000000..c097a24 --- /dev/null +++ b/src/crepe/api/BoxCollider.cpp @@ -0,0 +1,10 @@ +#include "BoxCollider.h" + +#include "../Collider.h" + +using namespace crepe; + +BoxCollider::BoxCollider(game_object_id_t game_object_id, const vec2 & offset, + const vec2 & dimensions) + : Collider(game_object_id, offset), + dimensions(dimensions) {} diff --git a/src/crepe/api/BoxCollider.h b/src/crepe/api/BoxCollider.h new file mode 100644 index 0000000..1ac4d46 --- /dev/null +++ b/src/crepe/api/BoxCollider.h @@ -0,0 +1,22 @@ +#pragma once + +#include "../Collider.h" +#include "Vector2.h" +#include "types.h" + +namespace crepe { + +/** + * \brief A class representing a box-shaped collider. + * + * This class is used for collision detection with other colliders (e.g., CircleCollider). + */ +class BoxCollider : public Collider { +public: + BoxCollider(game_object_id_t game_object_id, const vec2 & offset, const vec2 & dimensions); + + //! Width and height of the box collider + vec2 dimensions; +}; + +} // namespace crepe diff --git a/src/crepe/api/Button.cpp b/src/crepe/api/Button.cpp new file mode 100644 index 0000000..76f74f0 --- /dev/null +++ b/src/crepe/api/Button.cpp @@ -0,0 +1,11 @@ +#include "Button.h" + +namespace crepe { + +Button::Button(game_object_id_t id, const vec2 & dimensions, const vec2 & offset, + const std::function<void()> & on_click, bool is_toggle) + : UIObject(id, dimensions, offset), + is_toggle(is_toggle), + on_click(on_click) {} + +} // namespace crepe diff --git a/src/crepe/api/Button.h b/src/crepe/api/Button.h new file mode 100644 index 0000000..61b18d7 --- /dev/null +++ b/src/crepe/api/Button.h @@ -0,0 +1,67 @@ +#pragma once + +#include <functional> + +#include "UIObject.h" + +namespace crepe { + +//! Represents a clickable UI button, derived from the UiObject class. +class Button : public UIObject { +public: + /** + * \brief Constructs a Button with the specified game object ID and dimensions. + * + * \param id The unique ID of the game object associated with this button. + * \param dimensions The width and height of the UIObject + * \param offset The offset relative this GameObjects Transform + * \param is_toggle Optional flag to indicate if the button is a toggle button. Defaults to false. + * \param on_click callback function that will be invoked when the button is clicked. + */ + Button(game_object_id_t id, const vec2 & dimensions, const vec2 & offset, + const std::function<void()> & on_click, bool is_toggle = false); + + /** + * \brief Indicates if the button is a toggle button (can be pressed and released). + * + * A toggle button allows for a pressed/released state, whereas a regular button + * typically only has an on-click state. + */ + bool is_toggle = false; + // TODO: create separate toggle button class + /** + * \brief The callback function to be executed when the button is clicked. + * + * This function is invoked whenever the button is clicked. It can be set to any + * function that matches the signature `void()`. + */ + std::function<void()> on_click = nullptr; + + /** + * \brief Callback function to be executed when the mouse enters the button's boundaries. + * + * This function is triggered when the mouse cursor moves over the button, allowing + * custom actions like visual effects, highlighting, or sound effects. + */ + std::function<void()> on_mouse_enter = nullptr; + + /** + * \brief Callback function to be executed when the mouse exits the button's boundaries. + * + * This function is triggered when the mouse cursor moves out of the button's area, + * allowing custom actions like resetting visual effects or playing exit-related effects. + */ + std::function<void()> on_mouse_exit = nullptr; + +private: + //! friend relation for is_pressed and hover variables + friend class InputSystem; + //! Indicates whether the toggle button is pressed + bool is_pressed = false; + //! Indicates whether the mouse is currently hovering over the button + bool hover = false; + +public: +}; + +} // namespace crepe diff --git a/src/crepe/api/CMakeLists.txt b/src/crepe/api/CMakeLists.txt index 50c51ed..46deb67 100644 --- a/src/crepe/api/CMakeLists.txt +++ b/src/crepe/api/CMakeLists.txt @@ -1,21 +1,18 @@ target_sources(crepe PUBLIC - # AudioSource.cpp + AudioSource.cpp BehaviorScript.cpp GameObject.cpp Rigidbody.cpp ParticleEmitter.cpp Transform.cpp Color.cpp - Texture.cpp - AssetManager.cpp Sprite.cpp - SaveManager.cpp Config.cpp Metadata.cpp - SceneManager.cpp Camera.cpp Animator.cpp - EventManager.cpp + BoxCollider.cpp + CircleCollider.cpp IKeyListener.cpp IMouseListener.cpp LoopManager.cpp @@ -23,10 +20,13 @@ target_sources(crepe PUBLIC Asset.cpp EventHandler.cpp Script.cpp + Button.cpp + UIObject.cpp + AI.cpp ) target_sources(crepe PUBLIC FILE_SET HEADERS FILES - # AudioSource.h + AudioSource.h BehaviorScript.h Config.h Script.h @@ -38,18 +38,12 @@ target_sources(crepe PUBLIC FILE_SET HEADERS FILES Vector2.h Vector2.hpp Color.h - Texture.h - AssetManager.h - AssetManager.hpp - SaveManager.h Scene.h Metadata.h - SceneManager.h - SceneManager.hpp Camera.h Animator.h - EventManager.h - EventManager.hpp + BoxCollider.h + CircleCollider.h EventHandler.h EventHandler.hpp Event.h @@ -58,4 +52,7 @@ target_sources(crepe PUBLIC FILE_SET HEADERS FILES LoopManager.h LoopTimer.h Asset.h + Button.h + UIObject.h + AI.h ) diff --git a/src/crepe/api/Camera.cpp b/src/crepe/api/Camera.cpp index 39d8ab0..179dc18 100644 --- a/src/crepe/api/Camera.cpp +++ b/src/crepe/api/Camera.cpp @@ -1,20 +1,17 @@ -#include "types.h" #include "util/Log.h" #include "Camera.h" -#include "Color.h" #include "Component.h" +#include "types.h" using namespace crepe; -Camera::Camera(game_object_id_t id, const Color & bg_color, const ivec2 & screen, - const vec2 & viewport_size, const double & zoom, const vec2 & offset) +Camera::Camera(game_object_id_t id, const ivec2 & screen, const vec2 & viewport_size, + const Data & data) : Component(id), - bg_color(bg_color), - offset(offset), screen(screen), viewport_size(viewport_size), - zoom(zoom) { + data(data) { dbg_trace(); } diff --git a/src/crepe/api/Camera.h b/src/crepe/api/Camera.h index 2d8fa48..54d9a73 100644 --- a/src/crepe/api/Camera.h +++ b/src/crepe/api/Camera.h @@ -14,23 +14,42 @@ namespace crepe { * position, and zoom level. It controls what part of the game world is visible on the screen. */ class Camera : public Component { +public: + struct Data { + /** + * \bg_color background color of the game + * + * This will make the background the same color as the given value. + */ + const Color bg_color = Color::BLACK; + + /** + * \zoom Zooming level of the game + * + * zoom = 1 --> no zoom. + * zoom < 1 --> zoom out + * zoom > 1 --> zoom in + */ + double zoom = 1; + + //! offset postion from the game object transform component + vec2 postion_offset; + }; public: /** * \brief Constructs a Camera with the specified ID and background color. * \param id Unique identifier for the camera component. - * \param bg_color Background color for the camera view. + * \param screen is the actual screen size in pixels + * \param viewport_size is the view of the world in game units + * \param data the camera component data */ - Camera(game_object_id_t id, const Color & bg_color, const ivec2 & screen, - const vec2 & viewport_size, const double & zoom, const vec2 & offset = {0, 0}); + Camera(game_object_id_t id, const ivec2 & screen, const vec2 & viewport_size, + const Camera::Data & data); ~Camera(); // dbg_trace only public: - //! Background color of the camera view. - const Color bg_color; - - //! offset postion from the game object transform component - vec2 offset; + Camera::Data data; //! screen the display size in pixels ( output resolution ) const ivec2 screen; @@ -38,9 +57,6 @@ public: //! viewport is the area of the world visible through the camera (in world units) const vec2 viewport_size; - //! Zoom level of the camera view. - const double zoom; - public: /** * \brief Gets the maximum number of camera instances allowed. diff --git a/src/crepe/api/CircleCollider.cpp b/src/crepe/api/CircleCollider.cpp new file mode 100644 index 0000000..a4271e9 --- /dev/null +++ b/src/crepe/api/CircleCollider.cpp @@ -0,0 +1,8 @@ +#include "CircleCollider.h" + +using namespace crepe; + +CircleCollider::CircleCollider(game_object_id_t game_object_id, const vec2 & offset, + float radius) + : Collider(game_object_id, offset), + radius(radius) {} diff --git a/src/crepe/api/CircleCollider.h b/src/crepe/api/CircleCollider.h index e77a592..c7bf66e 100644 --- a/src/crepe/api/CircleCollider.h +++ b/src/crepe/api/CircleCollider.h @@ -1,14 +1,22 @@ #pragma once + +#include "Vector2.h" + #include "../Collider.h" namespace crepe { +/** + * \brief A class representing a circle-shaped collider. + * + * This class is used for collision detection with other colliders (e.g., BoxCollider). + */ class CircleCollider : public Collider { public: - CircleCollider(game_object_id_t game_object_id, int radius) - : Collider(game_object_id), - radius(radius) {} - int radius; + CircleCollider(game_object_id_t game_object_id, const vec2 & offset, float radius); + + //! Radius of the circle collider. + float radius; }; } // namespace crepe diff --git a/src/crepe/api/Config.h b/src/crepe/api/Config.h index 225e9b9..6472270 100644 --- a/src/crepe/api/Config.h +++ b/src/crepe/api/Config.h @@ -1,8 +1,10 @@ #pragma once +#include <string> + #include "../util/Log.h" + #include "types.h" -#include <string> namespace crepe { @@ -13,20 +15,10 @@ namespace crepe { * modified *before* execution is handed over from the game programmer to the engine (i.e. the * main loop is started). */ -class Config final { -public: +struct Config final { //! Retrieve handle to global Config instance static Config & get_instance(); -private: - Config() = default; - ~Config() = default; - Config(const Config &) = default; - Config(Config &&) = default; - Config & operator=(const Config &) = default; - Config & operator=(Config &&) = default; - -public: //! Logging-related settings struct { /** @@ -66,10 +58,9 @@ public: //! default window settings struct { - //TODO make this constexpr because this will never change - ivec2 default_size = {1080, 720}; + //! default screen size in pixels + ivec2 default_size = {1280, 720}; std::string window_title = "Jetpack joyride clone"; - } window_settings; //! Asset loading options @@ -85,6 +76,12 @@ public: */ std::string root_pattern = ".crepe-root"; } asset; + + //! Audio system settings + struct { + //! Max amount of simultanious voices + unsigned int voices = 32; + } audio; }; } // namespace crepe diff --git a/src/crepe/api/Event.h b/src/crepe/api/Event.h index b267e3e..f2f3daf 100644 --- a/src/crepe/api/Event.h +++ b/src/crepe/api/Event.h @@ -88,12 +88,30 @@ public: //! Y-coordinate of the mouse position at the time of the event. int mouse_y = 0; + + // Movement since last event in x + int delta_x = 0; + + // Movement since last event in y + int delta_y = 0; }; /** - * \brief Event triggered during a collision between objects. + * \brief Event triggered when the mouse is moved. */ -class CollisionEvent : public Event {}; +class MouseScrollEvent : public Event { +public: + //! X-coordinate of the mouse position at the time of the event. + int mouse_x = 0; + + //! Y-coordinate of the mouse position at the time of the event. + int mouse_y = 0; + + //! scroll direction (-1 = down, 1 = up) + int scroll_direction = 0; + //! scroll amount in y axis (from and away from the person). + float scroll_delta = 0; +}; /** * \brief Event triggered when text is submitted, e.g., from a text input. diff --git a/src/crepe/api/EventHandler.h b/src/crepe/api/EventHandler.h index ef659fd..7bb501b 100644 --- a/src/crepe/api/EventHandler.h +++ b/src/crepe/api/EventHandler.h @@ -8,12 +8,12 @@ namespace crepe { /** * \brief A type alias for an event handler function. - * - * The EventHandler is a std::function that takes an EventType reference and returns a boolean value + * + * The EventHandler is a std::function that takes an EventType reference and returns a boolean value * indicating whether the event is handled. - * + * * \tparam EventType The type of event this handler will handle. - * + * * Returning \c false from an event handler results in the event being propogated to other listeners for the same event type, while returning \c true stops propogation altogether. */ template <typename EventType> @@ -22,70 +22,70 @@ using EventHandler = std::function<bool(const EventType & e)>; /** * \class IEventHandlerWrapper * \brief An abstract base class for event handler wrappers. - * + * * This class provides the interface for handling events. Derived classes must implement the * `call()` method to process events */ class IEventHandlerWrapper { public: /** - * \brief Virtual destructor for IEventHandlerWrapper. - */ + * \brief Virtual destructor for IEventHandlerWrapper. + */ virtual ~IEventHandlerWrapper() = default; /** - * \brief Executes the handler with the given event. - * - * This method calls the `call()` method of the derived class, passing the event to the handler. - * - * \param e The event to be processed. - * \return A boolean value indicating whether the event is handled. - */ + * \brief Executes the handler with the given event. + * + * This method calls the `call()` method of the derived class, passing the event to the handler. + * + * \param e The event to be processed. + * \return A boolean value indicating whether the event is handled. + */ bool exec(const Event & e); private: /** - * \brief The method responsible for handling the event. - * - * This method is implemented by derived classes to process the event. - * - * \param e The event to be processed. - * \return A boolean value indicating whether the event is handled. - */ + * \brief The method responsible for handling the event. + * + * This method is implemented by derived classes to process the event. + * + * \param e The event to be processed. + * \return A boolean value indicating whether the event is handled. + */ virtual bool call(const Event & e) = 0; }; /** * \class EventHandlerWrapper * \brief A wrapper for event handler functions. - * - * This class wraps an event handler function of a specific event type. It implements the - * `call()` and `get_type()` methods to allow the handler to be executed and its type to be + * + * This class wraps an event handler function of a specific event type. It implements the + * `call()` and `get_type()` methods to allow the handler to be executed and its type to be * queried. - * + * * \tparam EventType The type of event this handler will handle. */ template <typename EventType> class EventHandlerWrapper : public IEventHandlerWrapper { public: /** - * \brief Constructs an EventHandlerWrapper with a given handler. - * - * The constructor takes an event handler function and stores it in the wrapper. - * - * \param handler The event handler function. - */ + * \brief Constructs an EventHandlerWrapper with a given handler. + * + * The constructor takes an event handler function and stores it in the wrapper. + * + * \param handler The event handler function. + */ explicit EventHandlerWrapper(const EventHandler<EventType> & handler); private: /** - * \brief Calls the stored event handler with the event. - * - * This method casts the event to the appropriate type and calls the handler. - * - * \param e The event to be handled. - * \return A boolean value indicating whether the event is handled. - */ + * \brief Calls the stored event handler with the event. + * + * This method casts the event to the appropriate type and calls the handler. + * + * \param e The event to be handled. + * \return A boolean value indicating whether the event is handled. + */ bool call(const Event & e) override; //! The event handler function. EventHandler<EventType> handler; diff --git a/src/crepe/api/GameObject.h b/src/crepe/api/GameObject.h index 4cd2bc0..ff80f49 100644 --- a/src/crepe/api/GameObject.h +++ b/src/crepe/api/GameObject.h @@ -10,7 +10,7 @@ class ComponentManager; /** * \brief Represents a GameObject - * + * * This class represents a GameObject. The GameObject class is only used as an interface for * the game programmer. The actual implementation is done in the ComponentManager. */ @@ -19,7 +19,7 @@ private: /** * This constructor creates a new GameObject. It creates a new Transform and Metadata * component and adds them to the ComponentManager. - * + * * \param component_manager Reference to component_manager * \param id The id of the GameObject * \param name The name of the GameObject @@ -37,20 +37,20 @@ private: public: /** * \brief Set the parent of this GameObject - * + * * This method sets the parent of this GameObject. It sets the parent in the Metadata * component of this GameObject and adds this GameObject to the children list of the parent * GameObject. - * + * * \param parent The parent GameObject */ void set_parent(const GameObject & parent); /** * \brief Add a component to the GameObject - * + * * This method adds a component to the GameObject. It forwards the arguments to the * ComponentManager. - * + * * \tparam T The type of the component * \tparam Args The types of the arguments * \param args The arguments to create the component diff --git a/src/crepe/api/GameObject.hpp b/src/crepe/api/GameObject.hpp index 17b17d7..a6b45b0 100644 --- a/src/crepe/api/GameObject.hpp +++ b/src/crepe/api/GameObject.hpp @@ -1,6 +1,6 @@ #pragma once -#include "../ComponentManager.h" +#include "../manager/ComponentManager.h" #include "GameObject.h" diff --git a/src/crepe/api/IKeyListener.h b/src/crepe/api/IKeyListener.h index 328a4c2..180a0a6 100644 --- a/src/crepe/api/IKeyListener.h +++ b/src/crepe/api/IKeyListener.h @@ -1,8 +1,9 @@ #pragma once +#include "../manager/EventManager.h" + #include "Event.h" #include "EventHandler.h" -#include "EventManager.h" namespace crepe { @@ -13,9 +14,9 @@ namespace crepe { class IKeyListener { public: /** - * \brief Constructs an IKeyListener with a specified channel. - * \param channel The channel ID for event handling. - */ + * \brief Constructs an IKeyListener with a specified channel. + * \param channel The channel ID for event handling. + */ IKeyListener(event_channel_t channel = EventManager::CHANNEL_ALL); virtual ~IKeyListener(); IKeyListener(const IKeyListener &) = delete; @@ -24,17 +25,17 @@ public: IKeyListener(IKeyListener &&) = delete; /** - * \brief Pure virtual function to handle key press events. - * \param event The key press event to handle. - * \return True if the event was handled, false otherwise. - */ + * \brief Pure virtual function to handle key press events. + * \param event The key press event to handle. + * \return True if the event was handled, false otherwise. + */ virtual bool on_key_pressed(const KeyPressEvent & event) = 0; /** - * \brief Pure virtual function to handle key release events. - * \param event The key release event to handle. - * \return True if the event was handled, false otherwise. - */ + * \brief Pure virtual function to handle key release events. + * \param event The key release event to handle. + * \return True if the event was handled, false otherwise. + */ virtual bool on_key_released(const KeyReleaseEvent & event) = 0; private: diff --git a/src/crepe/api/IMouseListener.h b/src/crepe/api/IMouseListener.h index 15e1619..e19897d 100644 --- a/src/crepe/api/IMouseListener.h +++ b/src/crepe/api/IMouseListener.h @@ -1,8 +1,9 @@ #pragma once +#include "../manager/EventManager.h" + #include "Event.h" #include "EventHandler.h" -#include "EventManager.h" namespace crepe { @@ -13,9 +14,9 @@ namespace crepe { class IMouseListener { public: /** - * \brief Constructs an IMouseListener with a specified channel. - * \param channel The channel ID for event handling. - */ + * \brief Constructs an IMouseListener with a specified channel. + * \param channel The channel ID for event handling. + */ IMouseListener(event_channel_t channel = EventManager::CHANNEL_ALL); virtual ~IMouseListener(); IMouseListener & operator=(const IMouseListener &) = delete; @@ -24,36 +25,36 @@ public: IMouseListener(IMouseListener &&) = delete; /** - * \brief Move assignment operator (deleted). - */ + * \brief Move assignment operator (deleted). + */ IMouseListener & operator=(IMouseListener &&) = delete; /** - * \brief Handles a mouse click event. - * \param event The mouse click event to handle. - * \return True if the event was handled, false otherwise. - */ + * \brief Handles a mouse click event. + * \param event The mouse click event to handle. + * \return True if the event was handled, false otherwise. + */ virtual bool on_mouse_clicked(const MouseClickEvent & event) = 0; /** - * \brief Handles a mouse press event. - * \param event The mouse press event to handle. - * \return True if the event was handled, false otherwise. - */ + * \brief Handles a mouse press event. + * \param event The mouse press event to handle. + * \return True if the event was handled, false otherwise. + */ virtual bool on_mouse_pressed(const MousePressEvent & event) = 0; /** - * \brief Handles a mouse release event. - * \param event The mouse release event to handle. - * \return True if the event was handled, false otherwise. - */ + * \brief Handles a mouse release event. + * \param event The mouse release event to handle. + * \return True if the event was handled, false otherwise. + */ virtual bool on_mouse_released(const MouseReleaseEvent & event) = 0; /** - * \brief Handles a mouse move event. - * \param event The mouse move event to handle. - * \return True if the event was handled, false otherwise. - */ + * \brief Handles a mouse move event. + * \param event The mouse move event to handle. + * \return True if the event was handled, false otherwise. + */ virtual bool on_mouse_moved(const MouseMoveEvent & event) = 0; private: diff --git a/src/crepe/api/KeyCodes.h b/src/crepe/api/KeyCodes.h index 9e173e0..fcfc080 100644 --- a/src/crepe/api/KeyCodes.h +++ b/src/crepe/api/KeyCodes.h @@ -1,5 +1,5 @@ #pragma once - +namespace crepe { //! Enumeration for mouse button inputs, including standard and extended buttons. enum class MouseButton { NONE = 0, //!< No mouse button input. @@ -85,9 +85,9 @@ enum class Keycode { PRINT_SCREEN = 283, //!< Print Screen key. PAUSE = 284, //!< Pause key. /** - * \name Function keys (F1-F25). - * \{ - */ + * \name Function keys (F1-F25). + * \{ + */ F1 = 290, F2 = 291, F3 = 292, @@ -115,9 +115,9 @@ enum class Keycode { F25 = 314, /// \} /** - * \name Keypad digits and operators. - * \{ - */ + * \name Keypad digits and operators. + * \{ + */ KP0 = 320, KP1 = 321, KP2 = 322, @@ -137,9 +137,9 @@ enum class Keycode { KP_EQUAL = 336, /// \} /** - * \name Modifier keys. - * \{ - */ + * \name Modifier keys. + * \{ + */ LEFT_SHIFT = 340, LEFT_CONTROL = 341, LEFT_ALT = 342, @@ -151,3 +151,4 @@ enum class Keycode { /// \} MENU = 348, //!< Menu key. }; +} // namespace crepe diff --git a/src/crepe/api/LoopManager.cpp b/src/crepe/api/LoopManager.cpp index 7edf4d1..1f0ba72 100644 --- a/src/crepe/api/LoopManager.cpp +++ b/src/crepe/api/LoopManager.cpp @@ -1,14 +1,15 @@ -#include "../facade/SDLContext.h" - +#include "../system/AISystem.h" #include "../system/AnimatorSystem.h" +#include "../system/AudioSystem.h" #include "../system/CollisionSystem.h" +#include "../system/InputSystem.h" #include "../system/ParticleSystem.h" #include "../system/PhysicsSystem.h" #include "../system/RenderSystem.h" #include "../system/ScriptSystem.h" +#include "manager/EventManager.h" #include "LoopManager.h" -#include "LoopTimer.h" using namespace crepe; using namespace std; @@ -20,11 +21,12 @@ LoopManager::LoopManager() { this->load_system<PhysicsSystem>(); this->load_system<RenderSystem>(); this->load_system<ScriptSystem>(); + this->load_system<InputSystem>(); + this->load_system<AudioSystem>(); + this->load_system<AISystem>(); } -void LoopManager::process_input() { - SDLContext::get_instance().handle_events(this->game_running); -} +void LoopManager::process_input() { this->get_system<InputSystem>().update(); } void LoopManager::start() { this->setup(); @@ -32,10 +34,19 @@ void LoopManager::start() { } void LoopManager::set_running(bool running) { this->game_running = running; } -void LoopManager::fixed_update() {} +void LoopManager::fixed_update() { + // TODO: retrieve EventManager from direct member after singleton refactor + EventManager & ev = this->mediator.event_manager; + ev.dispatch_events(); + this->get_system<ScriptSystem>().update(); + this->get_system<AISystem>().update(); + this->get_system<PhysicsSystem>().update(); + this->get_system<CollisionSystem>().update(); + this->get_system<AudioSystem>().update(); +} void LoopManager::loop() { - LoopTimer & timer = LoopTimer::get_instance(); + LoopTimer & timer = this->loop_timer; timer.start(); while (game_running) { @@ -55,15 +66,18 @@ void LoopManager::loop() { } void LoopManager::setup() { + LoopTimer & timer = this->loop_timer; this->game_running = true; - LoopTimer::get_instance().start(); - LoopTimer::get_instance().set_fps(200); + this->scene_manager.load_next_scene(); + timer.start(); + timer.set_fps(200); } void LoopManager::render() { - if (this->game_running) { - this->get_system<RenderSystem>().update(); - } + if (!this->game_running) return; + + this->get_system<AnimatorSystem>().update(); + this->get_system<RenderSystem>().update(); } -void LoopManager::update() { LoopTimer & timer = LoopTimer::get_instance(); } +void LoopManager::update() {} diff --git a/src/crepe/api/LoopManager.h b/src/crepe/api/LoopManager.h index 13e6dac..1bafa56 100644 --- a/src/crepe/api/LoopManager.h +++ b/src/crepe/api/LoopManager.h @@ -2,9 +2,15 @@ #include <memory> -#include "../ComponentManager.h" +#include "../facade/SDLContext.h" +#include "../manager/ComponentManager.h" +#include "../manager/ResourceManager.h" +#include "../manager/SaveManager.h" +#include "../manager/SceneManager.h" #include "../system/System.h" -#include "api/SceneManager.h" + +#include "LoopTimer.h" +#include "manager/ResourceManager.h" namespace crepe { @@ -85,10 +91,21 @@ private: bool game_running = false; private: + //! Global context + Mediator mediator; + //! Component manager instance - ComponentManager component_manager{}; + ComponentManager component_manager{mediator}; //! Scene manager instance - SceneManager scene_manager{component_manager}; + SceneManager scene_manager{mediator}; + //! Resource manager instance + ResourceManager resource_manager{mediator}; + //! Save manager instance + SaveManager save_manager{mediator}; + //! SDLContext instance + SDLContext sdl_context{mediator}; + //! LoopTimer instance + LoopTimer loop_timer{mediator}; private: /** diff --git a/src/crepe/api/LoopManager.hpp b/src/crepe/api/LoopManager.hpp index 9cf470b..266758a 100644 --- a/src/crepe/api/LoopManager.hpp +++ b/src/crepe/api/LoopManager.hpp @@ -38,8 +38,11 @@ void LoopManager::load_system() { static_assert(is_base_of<System, T>::value, "load_system must recieve a derivative class of System"); - System * system = new T(this->component_manager); - this->systems[typeid(T)] = unique_ptr<System>(system); + const type_info & type = typeid(T); + if (this->systems.contains(type)) + throw runtime_error(format("LoopManager: {} is already initialized", type.name())); + System * system = new T(this->mediator); + this->systems[type] = unique_ptr<System>(system); } } // namespace crepe diff --git a/src/crepe/api/LoopTimer.cpp b/src/crepe/api/LoopTimer.cpp index 15a0e3a..56e48d3 100644 --- a/src/crepe/api/LoopTimer.cpp +++ b/src/crepe/api/LoopTimer.cpp @@ -1,17 +1,16 @@ #include <chrono> -#include "../facade/SDLContext.h" #include "../util/Log.h" +#include "facade/SDLContext.h" +#include "manager/Manager.h" #include "LoopTimer.h" using namespace crepe; -LoopTimer::LoopTimer() { dbg_trace(); } - -LoopTimer & LoopTimer::get_instance() { - static LoopTimer instance; - return instance; +LoopTimer::LoopTimer(Mediator & mediator) : Manager(mediator) { + dbg_trace(); + mediator.timer = *this; } void LoopTimer::start() { @@ -67,7 +66,8 @@ void LoopTimer::enforce_frame_rate() { = std::chrono::duration_cast<std::chrono::milliseconds>(this->frame_target_time - frame_duration); if (delay_time.count() > 0) { - SDLContext::get_instance().delay(delay_time.count()); + SDLContext & ctx = this->mediator.sdl_context; + ctx.delay(delay_time.count()); } } diff --git a/src/crepe/api/LoopTimer.h b/src/crepe/api/LoopTimer.h index 9393439..0a73a4c 100644 --- a/src/crepe/api/LoopTimer.h +++ b/src/crepe/api/LoopTimer.h @@ -1,19 +1,13 @@ #pragma once +#include "manager/Manager.h" #include <chrono> namespace crepe { -class LoopTimer { +class LoopTimer : public Manager { public: /** - * \brief Get the singleton instance of LoopTimer. - * - * \return A reference to the LoopTimer instance. - */ - static LoopTimer & get_instance(); - - /** * \brief Get the current delta time for the current frame. * * \return Delta time in seconds since the last frame. @@ -102,7 +96,7 @@ private: * * Private constructor for singleton pattern to restrict instantiation outside the class. */ - LoopTimer(); + LoopTimer(Mediator & mediator); /** * \brief Update the timer to the current frame. diff --git a/src/crepe/api/Metadata.h b/src/crepe/api/Metadata.h index 235d42f..f404703 100644 --- a/src/crepe/api/Metadata.h +++ b/src/crepe/api/Metadata.h @@ -9,7 +9,7 @@ namespace crepe { /** * \brief Metadata component - * + * * This class represents the Metadata component. It stores the name, tag, parent and children * of a GameObject. */ diff --git a/src/crepe/api/Rigidbody.cpp b/src/crepe/api/Rigidbody.cpp index 576ca45..8213afb 100644 --- a/src/crepe/api/Rigidbody.cpp +++ b/src/crepe/api/Rigidbody.cpp @@ -10,6 +10,4 @@ void crepe::Rigidbody::add_force_linear(const vec2 & force) { this->data.linear_velocity += force; } -void crepe::Rigidbody::add_force_angular(double force) { - this->data.angular_velocity += force; -} +void crepe::Rigidbody::add_force_angular(float force) { this->data.angular_velocity += force; } diff --git a/src/crepe/api/Rigidbody.h b/src/crepe/api/Rigidbody.h index 3b0588f..40c6bf1 100644 --- a/src/crepe/api/Rigidbody.h +++ b/src/crepe/api/Rigidbody.h @@ -1,5 +1,8 @@ #pragma once +#include <cmath> +#include <set> + #include "../Component.h" #include "types.h" @@ -8,7 +11,7 @@ namespace crepe { /** * \brief Rigidbody class - * + * * This class is used by the physics sytem and collision system. It configures how to system * interact with the gameobject for movement and collisions. */ @@ -16,7 +19,7 @@ class Rigidbody : public Component { public: /** * \brief BodyType enum - * + * * This enum provides three bodytypes the physics sytem and collision system use. */ enum class BodyType { @@ -29,54 +32,118 @@ public: }; /** * \brief PhysicsConstraints to constrain movement - * + * * This struct configures the movement constraint for this object. If a constraint is enabled * the systems will not move the object. */ struct PhysicsConstraints { - //! X constraint + //! Prevent movement along X axis bool x = false; - //! Y constraint + //! Prevent movement along Y axis bool y = false; - //! rotation constraint + //! Prevent rotation bool rotation = false; }; public: - /** + /** * \brief struct for Rigidbody data - * + * * This struct holds the data for the Rigidbody. */ struct Data { //! objects mass - double mass = 0.0; - //! gravtiy scale - double gravity_scale = 0.0; - //! Changes if physics apply + float mass = 0.0; + /** + * \brief Gravity scale factor. + * + * The `gravity_scale` controls how much gravity affects the object. It is a multiplier applied to the default + * gravity force, allowing for fine-grained control over how the object responds to gravity. + * + */ + float gravity_scale = 0; + + //! Defines the type of the physics body, which determines how the physics system interacts with the object. BodyType body_type = BodyType::DYNAMIC; - //! linear velocity of object + + /** + * \name Linear (positional) motion + * + * These variables define the linear motion (movement along the position) of an object. + * The linear velocity is applied to the object's position in each update of the PhysicsSystem. + * The motion is affected by the object's linear velocity, its maximum velocity, and a coefficient + * that can scale the velocity over time. + * + * \{ + */ + //! Linear velocity of the object (speed and direction). vec2 linear_velocity; - //! maximum linear velocity of object - vec2 max_linear_velocity; - //! linear damping of object - vec2 linear_damping; - //! angular velocity of object - double angular_velocity = 0.0; - //! max angular velocity of object - double max_angular_velocity = 0.0; - //! angular damping of object - double angular_damping = 0.0; - //! movements constraints of object + //! Maximum linear velocity of the object. This limits the object's speed. + vec2 max_linear_velocity = {INFINITY, INFINITY}; + //! Linear velocity coefficient. This scales the object's velocity for adjustment or damping. + vec2 linear_velocity_coefficient = {1, 1}; + //! \} + + /** + * \name Angular (rotational) motion + * + * These variables define the angular motion (rotation) of an object. + * The angular velocity determines how quickly the object rotates, while the maximum angular velocity + * sets a limit on the rotation speed. The angular velocity coefficient applies damping or scaling + * to the angular velocity, which can be used to simulate friction or other effects that slow down rotation. + * + * \{ + */ + //! Angular velocity of the object, representing the rate of rotation (in degrees). + float angular_velocity = 0; + //! Maximum angular velocity of the object. This limits the maximum rate of rotation. + float max_angular_velocity = INFINITY; + //! Angular velocity coefficient. This scales the object's angular velocity, typically used for damping. + float angular_velocity_coefficient = 1; + //! \} + + /** + * \brief Movement constraints for an object. + * + * The `PhysicsConstraints` struct defines the constraints that restrict an object's movement + * in certain directions or prevent rotation. These constraints effect only the physics system + * to prevent the object from moving or rotating in specified ways. + * + */ PhysicsConstraints constraints; - //! if gravity applies - bool use_gravity = true; - //! if object bounces - bool bounce = false; + + /** + * \brief Elasticity factor of the material (bounce factor). + * + * The `elasticity_coefficient` controls how much of the object's velocity is retained after a collision. + * It represents the material's ability to bounce or recover velocity upon impact. The coefficient is a value + * above 0.0. + * + */ + float elastisity_coefficient = 0.0; + + /** + * \brief Offset of all colliders relative to the object's transform position. + * + * The `offset` defines a positional shift applied to all colliders associated with the object, relative to the object's + * transform position. This allows for the colliders to be placed at a different position than the object's actual + * position, without modifying the object's transform itself. + * + */ + vec2 offset; + + /** + * \brief Defines the collision layers of a GameObject. + * + * The `collision_layers` specifies the layers that the GameObject will collide with. + * Each element represents a layer ID, and the GameObject will only detect + * collisions with other GameObjects that belong to these layers. + */ + std::set<int> collision_layers; }; public: - /** + /** * \param game_object_id id of the gameobject the rigibody is added to. * \param data struct to configure the rigidbody. */ @@ -85,18 +152,27 @@ public: Data data; public: - /** + /** * \brief add a linear force to the Rigidbody. - * + * * \param force Vector2 that is added to the linear force. */ void add_force_linear(const vec2 & force); - /** + /** * \brief add a angular force to the Rigidbody. - * + * * \param force Vector2 that is added to the angular force. */ - void add_force_angular(double force); + void add_force_angular(float force); + +protected: + /** + * Ensures there is at most one Rigidbody component per entity. + * \return Always returns 1, indicating this constraint. + */ + virtual int get_instances_max() const { return 1; } + //! ComponentManager instantiates all components + friend class ComponentManager; }; } // namespace crepe diff --git a/src/crepe/api/Scene.h b/src/crepe/api/Scene.h index f6fdb2a..ba9bb76 100644 --- a/src/crepe/api/Scene.h +++ b/src/crepe/api/Scene.h @@ -2,6 +2,7 @@ #include <string> +#include "../manager/Mediator.h" #include "../util/OptionalRef.h" namespace crepe { @@ -11,7 +12,7 @@ class ComponentManager; /** * \brief Represents a Scene - * + * * This class represents a Scene. The Scene class is only used as an interface for the game * programmer. */ @@ -34,10 +35,13 @@ public: */ virtual std::string get_name() const = 0; + // TODO: Late references should ALWAYS be private! This is currently kept as-is so unit tests + // keep passing, but this reference should not be directly accessible by the user!!! + protected: /** * \name Late references - * + * * These references are set by SceneManager immediately after calling the constructor of Scene. * * \note Scene must have a constructor without arguments so the game programmer doesn't need to @@ -46,8 +50,8 @@ protected: * * \{ */ - //! Reference to the ComponentManager - OptionalRef<ComponentManager> component_manager; + //! Mediator reference + OptionalRef<Mediator> mediator; //! \} }; diff --git a/src/crepe/api/Script.cpp b/src/crepe/api/Script.cpp index fcbe4c7..753a9e3 100644 --- a/src/crepe/api/Script.cpp +++ b/src/crepe/api/Script.cpp @@ -1,11 +1,16 @@ +#include <string> + +#include "../manager/SceneManager.h" + #include "Script.h" using namespace crepe; +using namespace std; Script::~Script() { - EventManager & evmgr = this->event_manager; + EventManager & mgr = this->mediator->event_manager; for (auto id : this->listeners) { - evmgr.unsubscribe(id); + mgr.unsubscribe(id); } } @@ -13,3 +18,10 @@ template <> void Script::subscribe(const EventHandler<CollisionEvent> & callback) { this->subscribe_internal(callback, this->game_object_id); } + +void Script::set_next_scene(const string & name) { + SceneManager & mgr = this->mediator->scene_manager; + mgr.set_next_scene(name); +} + +SaveManager & Script::get_save_manager() const { return this->mediator->save_manager; } diff --git a/src/crepe/api/Script.h b/src/crepe/api/Script.h index a0870cb..668e5d1 100644 --- a/src/crepe/api/Script.h +++ b/src/crepe/api/Script.h @@ -2,11 +2,12 @@ #include <vector> +#include "../manager/EventManager.h" +#include "../manager/Mediator.h" +#include "../system/CollisionSystem.h" #include "../types.h" #include "../util/OptionalRef.h" -#include "EventManager.h" - namespace crepe { class ScriptSystem; @@ -19,7 +20,7 @@ class ComponentManager; * This class is used as a base class for user-defined scripts that can be added to game * objects using the \c BehaviorScript component. * - * \info Additional *events* (like Unity's OnDisable and OnEnable) should be implemented as + * \note Additional *events* (like Unity's OnDisable and OnEnable) should be implemented as * member or lambda methods in derivative user script classes and registered in \c init(). * * \warning Concrete scripts are allowed do create a custom constructor, but the utility @@ -85,6 +86,25 @@ protected: RefVector<T> get_components() const; /** + * \copydoc ComponentManager::get_components_by_id + * \see ComponentManager::get_components_by_id + */ + template <typename T> + RefVector<T> get_components_by_id(game_object_id_t id) const; + /** + * \copydoc ComponentManager::get_components_by_name + * \see ComponentManager::get_components_by_name + */ + template <typename T> + RefVector<T> get_components_by_name(const std::string & name) const; + /** + * \copydoc ComponentManager::get_components_by_tag + * \see ComponentManager::get_components_by_tag + */ + template <typename T> + RefVector<T> get_components_by_tag(const std::string & tag) const; + + /** * \brief Log a message using Log::logf * * \tparam Args Log::logf parameters @@ -106,6 +126,15 @@ protected: template <typename EventType> void subscribe(const EventHandler<EventType> & callback); + /** + * \brief Set the next scene using SceneManager + * \see SceneManager::set_next_scene + */ + void set_next_scene(const std::string & name); + + //! Retrieve SaveManager reference + SaveManager & get_save_manager() const; + //! \} private: @@ -160,10 +189,8 @@ private: game_object_id_t game_object_id; //! Reference to parent component OptionalRef<bool> active; - //! Reference to component manager instance - OptionalRef<ComponentManager> component_manager; - //! Reference to event manager instance - OptionalRef<EventManager> event_manager; + //! Mediator reference + OptionalRef<Mediator> mediator; //! \} private: diff --git a/src/crepe/api/Script.hpp b/src/crepe/api/Script.hpp index a2463bf..225a51c 100644 --- a/src/crepe/api/Script.hpp +++ b/src/crepe/api/Script.hpp @@ -1,6 +1,6 @@ #pragma once -#include "../ComponentManager.h" +#include "../manager/ComponentManager.h" #include "BehaviorScript.h" #include "Script.h" @@ -20,9 +20,7 @@ T & Script::get_component() const { template <typename T> RefVector<T> Script::get_components() const { - ComponentManager & mgr = this->component_manager; - - return mgr.get_components_by_id<T>(this->game_object_id); + return this->get_components_by_id<T>(this->game_object_id); } template <typename... Args> @@ -33,7 +31,7 @@ void Script::logf(Args &&... args) { template <typename EventType> void Script::subscribe_internal(const EventHandler<EventType> & callback, event_channel_t channel) { - EventManager & mgr = this->event_manager; + EventManager & mgr = this->mediator->event_manager; subscription_t listener = mgr.subscribe<EventType>( [this, callback](const EventType & data) -> bool { bool & active = this->active; @@ -54,4 +52,26 @@ void Script::subscribe(const EventHandler<EventType> & callback) { this->subscribe_internal(callback, EventManager::CHANNEL_ALL); } +template <typename T> +RefVector<T> Script::get_components_by_id(game_object_id_t id) const { + Mediator & mediator = this->mediator; + ComponentManager & mgr = mediator.component_manager; + + return mgr.get_components_by_id<T>(id); +} +template <typename T> +RefVector<T> Script::get_components_by_name(const std::string & name) const { + Mediator & mediator = this->mediator; + ComponentManager & mgr = mediator.component_manager; + + return mgr.get_components_by_name<T>(name); +} +template <typename T> +RefVector<T> Script::get_components_by_tag(const std::string & tag) const { + Mediator & mediator = this->mediator; + ComponentManager & mgr = mediator.component_manager; + + return mgr.get_components_by_tag<T>(tag); +} + } // namespace crepe diff --git a/src/crepe/api/Sprite.cpp b/src/crepe/api/Sprite.cpp index 0a2ad4c..ba684ba 100644 --- a/src/crepe/api/Sprite.cpp +++ b/src/crepe/api/Sprite.cpp @@ -1,30 +1,21 @@ #include <cmath> -#include <utility> #include "../util/Log.h" +#include "api/Asset.h" #include "Component.h" #include "Sprite.h" -#include "Texture.h" +#include "types.h" using namespace std; using namespace crepe; -Sprite::Sprite(game_object_id_t id, Texture & image, const Color & color, - const FlipSettings & flip, int sort_layer, int order_layer, int height) +Sprite::Sprite(game_object_id_t id, const Asset & texture, const Sprite::Data & data) : Component(id), - color(color), - flip(flip), - sprite_image(std::move(image)), - sorting_in_layer(sort_layer), - order_in_layer(order_layer), - height(height) { + source(texture), + data(data) { dbg_trace(); - - this->mask.w = sprite_image.get_size().x; - this->mask.h = sprite_image.get_size().y; - this->aspect_ratio = static_cast<double>(this->mask.w) / this->mask.h; } Sprite::~Sprite() { dbg_trace(); } diff --git a/src/crepe/api/Sprite.h b/src/crepe/api/Sprite.h index a0e90a0..a2409c2 100644 --- a/src/crepe/api/Sprite.h +++ b/src/crepe/api/Sprite.h @@ -1,11 +1,10 @@ #pragma once -#include <cstdint> - #include "../Component.h" +#include "api/Asset.h" #include "Color.h" -#include "Texture.h" +#include "types.h" namespace crepe { @@ -20,58 +19,68 @@ class AnimatorSystem; * flip settings, and is managed in layers with defined sorting orders. */ class Sprite : public Component { - public: + //! settings to flip the image struct FlipSettings { + //! horizantal flip bool flip_x = false; + //! vertical flip bool flip_y = false; }; + //! Sprite data that does not have to be set in the constructor + struct Data { + /** + * \brief Sprite tint (multiplied) + * + * The sprite texture's pixels are multiplied by this color before being displayed + * (including alpha channel for transparency). + */ + Color color = Color::WHITE; + + //! Flip settings for the sprite + FlipSettings flip; + + //! Layer sorting level of the sprite + const int sorting_in_layer = 0; + + //! Order within the sorting layer + const int order_in_layer = 0; + + /** + * \brief width and height of the sprite in game units + * + * - if exclusively width is specified, the height is calculated using the texture's aspect + * ratio + * - if exclusively height is specified, the width is calculated using the texture's aspect + * ratio + * - if both are specified the texture is streched to fit the specified size + */ + vec2 size = {0, 0}; + + //! independent sprite angle. rotating clockwise direction in degrees + float angle_offset = 0; + + //! independent sprite scale multiplier + float scale_offset = 1; + + //! independent sprite offset position + vec2 position_offset; + }; + public: - // TODO: Loek comment in github #27 will be looked another time - // about shared_ptr Texture /** - * \brief Constructs a Sprite with specified parameters. * \param game_id Unique identifier for the game object this sprite belongs to. - * \param image Shared pointer to the texture for this sprite. - * \param color Color tint applied to the sprite. - * \param flip Flip settings for horizontal and vertical orientation. - * \param order_layer decides the sorting in layer of the sprite. - * \param sort_layer decides the order in layer of the sprite. - * \param height the height of the image in game units - */ - Sprite(game_object_id_t id, Texture & image, const Color & color, - const FlipSettings & flip, int sort_layer, int order_layer, int height); - - /** - * \brief Destroys the Sprite instance. + * \param texture asset of the image + * \param ctx all the sprite data */ + Sprite(game_object_id_t id, const Asset & texture, const Data & data); ~Sprite(); //! Texture used for the sprite - const Texture sprite_image; - - //! Color tint of the sprite - Color color; - - //! Flip settings for the sprite - FlipSettings flip; + const Asset source; - //! Layer sorting level of the sprite - const int sorting_in_layer; - //! Order within the sorting layer - const int order_in_layer; - - //! height in world units - const int height; - - /** - * \aspect_ratio ratio of the img so that scaling will not become weird - * - * cannot be const because if Animator component is addded then ratio becomes scuffed and - * does it need to be calculated again in the Animator - */ - double aspect_ratio; + Data data; private: //! Reads the mask of sprite @@ -83,6 +92,14 @@ private: //! Reads the all the variables plus the mask friend class AnimatorSystem; + /** + * \aspect_ratio the ratio of the sprite image + * + * - this value will only be set by the \c Animator component for the ratio of the Animation + * - if \c Animator component is not added it will not use this ratio (because 0) and will use aspect_ratio of the Asset. + */ + float aspect_ratio = 0; + struct Rect { int w = 0; int h = 0; diff --git a/src/crepe/api/Texture.cpp b/src/crepe/api/Texture.cpp deleted file mode 100644 index c23b91e..0000000 --- a/src/crepe/api/Texture.cpp +++ /dev/null @@ -1,38 +0,0 @@ -#include "../facade/SDLContext.h" -#include "../util/Log.h" - -#include "Asset.h" -#include "types.h" -#include "Texture.h" - -using namespace crepe; -using namespace std; - -Texture::Texture(const Asset & src) { - dbg_trace(); - this->load(src); -} - -Texture::~Texture() { - dbg_trace(); - this->texture.reset(); -} - -Texture::Texture(Texture && other) noexcept : texture(std::move(other.texture)) {} - -Texture & Texture::operator=(Texture && other) noexcept { - if (this != &other) { - texture = std::move(other.texture); - } - return *this; -} - -void Texture::load(const Asset & res) { - SDLContext & ctx = SDLContext::get_instance(); - this->texture = ctx.texture_from_path(res.get_path()); -} - -ivec2 Texture::get_size() const { - if (this->texture == nullptr) return {}; - return SDLContext::get_instance().get_size(*this); -} diff --git a/src/crepe/api/Texture.h b/src/crepe/api/Texture.h deleted file mode 100644 index 1817910..0000000 --- a/src/crepe/api/Texture.h +++ /dev/null @@ -1,69 +0,0 @@ -#pragma once - -// FIXME: this header can't be included because this is an API header, and SDL2 development -// headers won't be bundled with crepe. Why is this facade in the API namespace? - -#include <SDL2/SDL_render.h> -#include <functional> -#include <memory> - -#include "Asset.h" -#include "types.h" - -namespace crepe { - -class SDLContext; -class Animator; - -/** - * \class Texture - * \brief Manages texture loading and properties. - * - * The Texture class is responsible for loading an image from a source and providing access to - * its dimensions. Textures can be used for rendering. - */ -class Texture { - -public: - /** - * \brief Constructs a Texture from an Asset resource. - * \param src Asset with texture data to load. - */ - Texture(const Asset & src); - - /** - * \brief Destroys the Texture instance, freeing associated resources. - */ - ~Texture(); - // FIXME: this constructor shouldn't be necessary because this class doesn't manage memory - - Texture(Texture && other) noexcept; - Texture & operator=(Texture && other) noexcept; - Texture(const Texture &) = delete; - Texture & operator=(const Texture &) = delete; - - /** - * \brief Gets the width and height of the texture. - * \return Width and height of the texture in pixels. - */ - ivec2 get_size() const; - -private: - /** - * \brief Loads the texture from an Asset resource. - * \param res Unique pointer to an Asset resource to load the texture from. - */ - void load(const Asset & res); - -private: - //! The texture of the class from the library - std::unique_ptr<SDL_Texture, std::function<void(SDL_Texture *)>> texture; - - //! Grants SDLContext access to private members. - friend class SDLContext; - - //! Grants Animator access to private members. - friend class Animator; -}; - -} // namespace crepe diff --git a/src/crepe/api/Transform.h b/src/crepe/api/Transform.h index 6243a93..7ee6d65 100644 --- a/src/crepe/api/Transform.h +++ b/src/crepe/api/Transform.h @@ -7,7 +7,7 @@ namespace crepe { /** * \brief Transform component - * + * * This class represents the Transform component. It stores the position, rotation and scale of * a GameObject. */ @@ -15,10 +15,10 @@ class Transform : public Component { public: //! Translation (shift) vec2 position = {0, 0}; - //! Rotation, in degrees - double rotation = 0; + //! Rotation, in degrees clockwise + float rotation = 0; //! Multiplication factor - double scale = 0; + float scale = 0; protected: /** diff --git a/src/crepe/api/UIObject.cpp b/src/crepe/api/UIObject.cpp new file mode 100644 index 0000000..d239b89 --- /dev/null +++ b/src/crepe/api/UIObject.cpp @@ -0,0 +1,8 @@ +#include "UIObject.h" + +using namespace crepe; + +UIObject::UIObject(game_object_id_t id, const vec2 & dimensions, const vec2 & offset) + : Component(id), + dimensions(dimensions), + offset(offset) {} diff --git a/src/crepe/api/UIObject.h b/src/crepe/api/UIObject.h new file mode 100644 index 0000000..f7f4fba --- /dev/null +++ b/src/crepe/api/UIObject.h @@ -0,0 +1,25 @@ +#pragma once + +#include "../Component.h" + +namespace crepe { + +/** + * \brief Represents a UI object in the game, derived from the Component class. + */ +class UIObject : public Component { +public: + /** + * \brief Constructs a UiObject with the specified game object ID. + * \param id The unique ID of the game object associated with this UI object. + * \param dimensions width and height of the UIObject + * \param offset Offset relative to the GameObject Transform + */ + UIObject(game_object_id_t id, const vec2 & dimensions, const vec2 & offset); + //! Width and height of the UIObject + vec2 dimensions; + //! Position offset relative to this GameObjects Transform + vec2 offset; +}; + +} // namespace crepe diff --git a/src/crepe/api/Vector2.h b/src/crepe/api/Vector2.h index c278c87..bf9d124 100644 --- a/src/crepe/api/Vector2.h +++ b/src/crepe/api/Vector2.h @@ -66,6 +66,30 @@ struct Vector2 { //! Checks if this vector is not equal to another vector. bool operator!=(const Vector2<T> & other) const; + + //! Truncates the vector to a maximum length. + void truncate(T max); + + //! Normalizes the vector (resulting in vector with a length of 1). + void normalize(); + + //! Returns the length of the vector. + T length() const; + + //! Returns the squared length of the vector. + T length_squared() const; + + //! Returns the dot product (inwendig product) of this vector and another vector. + T dot(const Vector2<T> & other) const; + + //! Returns the distance between this vector and another vector. + T distance(const Vector2<T> & other) const; + + //! Returns the squared distance between this vector and another vector. + T distance_squared(const Vector2<T> & other) const; + + //! Returns the perpendicular vector to this vector. + Vector2 perpendicular() const; }; } // namespace crepe diff --git a/src/crepe/api/Vector2.hpp b/src/crepe/api/Vector2.hpp index cad15f8..ff53cb0 100644 --- a/src/crepe/api/Vector2.hpp +++ b/src/crepe/api/Vector2.hpp @@ -1,5 +1,7 @@ #pragma once +#include <cmath> + #include "Vector2.h" namespace crepe { @@ -115,4 +117,50 @@ bool Vector2<T>::operator!=(const Vector2<T> & other) const { return !(*this == other); } +template <class T> +void Vector2<T>::truncate(T max) { + if (length() > max) { + normalize(); + *this *= max; + } +} + +template <class T> +void Vector2<T>::normalize() { + T len = length(); + if (len > 0) { + *this /= len; + } +} + +template <class T> +T Vector2<T>::length() const { + return std::sqrt(x * x + y * y); +} + +template <class T> +T Vector2<T>::length_squared() const { + return x * x + y * y; +} + +template <class T> +T Vector2<T>::dot(const Vector2<T> & other) const { + return x * other.x + y * other.y; +} + +template <class T> +T Vector2<T>::distance(const Vector2<T> & other) const { + return (*this - other).length(); +} + +template <class T> +T Vector2<T>::distance_squared(const Vector2<T> & other) const { + return (*this - other).length_squared(); +} + +template <class T> +Vector2<T> Vector2<T>::perpendicular() const { + return {-y, x}; +} + } // namespace crepe diff --git a/src/crepe/facade/CMakeLists.txt b/src/crepe/facade/CMakeLists.txt index 4cc53bc..0598e16 100644 --- a/src/crepe/facade/CMakeLists.txt +++ b/src/crepe/facade/CMakeLists.txt @@ -1,5 +1,6 @@ target_sources(crepe PUBLIC Sound.cpp + Texture.cpp SoundContext.cpp SDLContext.cpp DB.cpp @@ -7,6 +8,7 @@ target_sources(crepe PUBLIC target_sources(crepe PUBLIC FILE_SET HEADERS FILES Sound.h + Texture.h SoundContext.h SDLContext.h DB.h diff --git a/src/crepe/facade/SDLContext.cpp b/src/crepe/facade/SDLContext.cpp index 8d8a87d..1dbd6a5 100644 --- a/src/crepe/facade/SDLContext.cpp +++ b/src/crepe/facade/SDLContext.cpp @@ -6,35 +6,30 @@ #include <SDL2/SDL_render.h> #include <SDL2/SDL_surface.h> #include <SDL2/SDL_video.h> +#include <array> #include <cmath> #include <cstddef> #include <cstdint> #include <functional> -#include <iostream> #include <memory> #include <stdexcept> #include "../api/Camera.h" +#include "../api/Color.h" #include "../api/Config.h" #include "../api/Sprite.h" -#include "../api/Texture.h" #include "../util/Log.h" +#include "manager/Mediator.h" #include "SDLContext.h" -#include "api/Color.h" +#include "Texture.h" #include "types.h" using namespace crepe; using namespace std; -SDLContext & SDLContext::get_instance() { - static SDLContext instance; - return instance; -} - -SDLContext::SDLContext() { +SDLContext::SDLContext(Mediator & mediator) { dbg_trace(); - if (SDL_Init(SDL_INIT_VIDEO) != 0) { throw runtime_error(format("SDLContext: SDL_Init error: {}", SDL_GetError())); } @@ -62,6 +57,8 @@ SDLContext::SDLContext() { if (!(IMG_Init(img_flags) & img_flags)) { throw runtime_error("SDLContext: SDL_image could not initialize!"); } + + mediator.sdl_context = *this; } SDLContext::~SDLContext() { @@ -76,75 +73,218 @@ SDLContext::~SDLContext() { IMG_Quit(); SDL_Quit(); } -void SDLContext::handle_events(bool & running) { - //TODO: wouter i need events - /* - SDL_Event event; - SDL_PollEvent(&event); - switch (event.type) { - case SDL_QUIT: - running = false; - break; - case SDL_KEYDOWN: - triggerEvent(KeyPressedEvent(getCustomKey(event.key.keysym.sym))); - break; - case SDL_MOUSEBUTTONDOWN: - int x, y; - SDL_GetMouseState(&x, &y); - triggerEvent(MousePressedEvent(x, y)); - break; + +Keycode SDLContext::sdl_to_keycode(SDL_Keycode sdl_key) { + static const std::array<Keycode, SDL_NUM_SCANCODES> LOOKUP_TABLE = [] { + std::array<Keycode, SDL_NUM_SCANCODES> table{}; + table.fill(Keycode::NONE); + + table[SDL_SCANCODE_SPACE] = Keycode::SPACE; + table[SDL_SCANCODE_APOSTROPHE] = Keycode::APOSTROPHE; + table[SDL_SCANCODE_COMMA] = Keycode::COMMA; + table[SDL_SCANCODE_MINUS] = Keycode::MINUS; + table[SDL_SCANCODE_PERIOD] = Keycode::PERIOD; + table[SDL_SCANCODE_SLASH] = Keycode::SLASH; + table[SDL_SCANCODE_0] = Keycode::D0; + table[SDL_SCANCODE_1] = Keycode::D1; + table[SDL_SCANCODE_2] = Keycode::D2; + table[SDL_SCANCODE_3] = Keycode::D3; + table[SDL_SCANCODE_4] = Keycode::D4; + table[SDL_SCANCODE_5] = Keycode::D5; + table[SDL_SCANCODE_6] = Keycode::D6; + table[SDL_SCANCODE_7] = Keycode::D7; + table[SDL_SCANCODE_8] = Keycode::D8; + table[SDL_SCANCODE_9] = Keycode::D9; + table[SDL_SCANCODE_SEMICOLON] = Keycode::SEMICOLON; + table[SDL_SCANCODE_EQUALS] = Keycode::EQUAL; + table[SDL_SCANCODE_A] = Keycode::A; + table[SDL_SCANCODE_B] = Keycode::B; + table[SDL_SCANCODE_C] = Keycode::C; + table[SDL_SCANCODE_D] = Keycode::D; + table[SDL_SCANCODE_E] = Keycode::E; + table[SDL_SCANCODE_F] = Keycode::F; + table[SDL_SCANCODE_G] = Keycode::G; + table[SDL_SCANCODE_H] = Keycode::H; + table[SDL_SCANCODE_I] = Keycode::I; + table[SDL_SCANCODE_J] = Keycode::J; + table[SDL_SCANCODE_K] = Keycode::K; + table[SDL_SCANCODE_L] = Keycode::L; + table[SDL_SCANCODE_M] = Keycode::M; + table[SDL_SCANCODE_N] = Keycode::N; + table[SDL_SCANCODE_O] = Keycode::O; + table[SDL_SCANCODE_P] = Keycode::P; + table[SDL_SCANCODE_Q] = Keycode::Q; + table[SDL_SCANCODE_R] = Keycode::R; + table[SDL_SCANCODE_S] = Keycode::S; + table[SDL_SCANCODE_T] = Keycode::T; + table[SDL_SCANCODE_U] = Keycode::U; + table[SDL_SCANCODE_V] = Keycode::V; + table[SDL_SCANCODE_W] = Keycode::W; + table[SDL_SCANCODE_X] = Keycode::X; + table[SDL_SCANCODE_Y] = Keycode::Y; + table[SDL_SCANCODE_Z] = Keycode::Z; + table[SDL_SCANCODE_LEFTBRACKET] = Keycode::LEFT_BRACKET; + table[SDL_SCANCODE_BACKSLASH] = Keycode::BACKSLASH; + table[SDL_SCANCODE_RIGHTBRACKET] = Keycode::RIGHT_BRACKET; + table[SDL_SCANCODE_GRAVE] = Keycode::GRAVE_ACCENT; + table[SDL_SCANCODE_ESCAPE] = Keycode::ESCAPE; + table[SDL_SCANCODE_RETURN] = Keycode::ENTER; + table[SDL_SCANCODE_TAB] = Keycode::TAB; + table[SDL_SCANCODE_BACKSPACE] = Keycode::BACKSPACE; + table[SDL_SCANCODE_INSERT] = Keycode::INSERT; + table[SDL_SCANCODE_DELETE] = Keycode::DELETE; + table[SDL_SCANCODE_RIGHT] = Keycode::RIGHT; + table[SDL_SCANCODE_LEFT] = Keycode::LEFT; + table[SDL_SCANCODE_DOWN] = Keycode::DOWN; + table[SDL_SCANCODE_UP] = Keycode::UP; + table[SDL_SCANCODE_PAGEUP] = Keycode::PAGE_UP; + table[SDL_SCANCODE_PAGEDOWN] = Keycode::PAGE_DOWN; + table[SDL_SCANCODE_HOME] = Keycode::HOME; + table[SDL_SCANCODE_END] = Keycode::END; + table[SDL_SCANCODE_CAPSLOCK] = Keycode::CAPS_LOCK; + table[SDL_SCANCODE_SCROLLLOCK] = Keycode::SCROLL_LOCK; + table[SDL_SCANCODE_NUMLOCKCLEAR] = Keycode::NUM_LOCK; + table[SDL_SCANCODE_PRINTSCREEN] = Keycode::PRINT_SCREEN; + table[SDL_SCANCODE_PAUSE] = Keycode::PAUSE; + table[SDL_SCANCODE_F1] = Keycode::F1; + table[SDL_SCANCODE_F2] = Keycode::F2; + table[SDL_SCANCODE_F3] = Keycode::F3; + table[SDL_SCANCODE_F4] = Keycode::F4; + table[SDL_SCANCODE_F5] = Keycode::F5; + table[SDL_SCANCODE_F6] = Keycode::F6; + table[SDL_SCANCODE_F7] = Keycode::F7; + table[SDL_SCANCODE_F8] = Keycode::F8; + table[SDL_SCANCODE_F9] = Keycode::F9; + table[SDL_SCANCODE_F10] = Keycode::F10; + table[SDL_SCANCODE_F11] = Keycode::F11; + table[SDL_SCANCODE_F12] = Keycode::F12; + table[SDL_SCANCODE_KP_0] = Keycode::KP0; + table[SDL_SCANCODE_KP_1] = Keycode::KP1; + table[SDL_SCANCODE_KP_2] = Keycode::KP2; + table[SDL_SCANCODE_KP_3] = Keycode::KP3; + table[SDL_SCANCODE_KP_4] = Keycode::KP4; + table[SDL_SCANCODE_KP_5] = Keycode::KP5; + table[SDL_SCANCODE_KP_6] = Keycode::KP6; + table[SDL_SCANCODE_KP_7] = Keycode::KP7; + table[SDL_SCANCODE_KP_8] = Keycode::KP8; + table[SDL_SCANCODE_KP_9] = Keycode::KP9; + table[SDL_SCANCODE_LSHIFT] = Keycode::LEFT_SHIFT; + table[SDL_SCANCODE_LCTRL] = Keycode::LEFT_CONTROL; + table[SDL_SCANCODE_LALT] = Keycode::LEFT_ALT; + table[SDL_SCANCODE_LGUI] = Keycode::LEFT_SUPER; + table[SDL_SCANCODE_RSHIFT] = Keycode::RIGHT_SHIFT; + table[SDL_SCANCODE_RCTRL] = Keycode::RIGHT_CONTROL; + table[SDL_SCANCODE_RALT] = Keycode::RIGHT_ALT; + table[SDL_SCANCODE_RGUI] = Keycode::RIGHT_SUPER; + table[SDL_SCANCODE_MENU] = Keycode::MENU; + + return table; + }(); + + if (sdl_key < 0 || sdl_key >= SDL_NUM_SCANCODES) { + return Keycode::NONE; } - */ + + return LOOKUP_TABLE[sdl_key]; } -void SDLContext::clear_screen() { - SDL_SetRenderDrawColor(this->game_renderer.get(), 0, 0, 0, 255); - SDL_RenderClear(this->game_renderer.get()); +MouseButton SDLContext::sdl_to_mousebutton(Uint8 sdl_button) { + static const std::array<MouseButton, 5> MOUSE_BUTTON_LOOKUP_TABLE = [] { + std::array<MouseButton, 5> table{}; + table.fill(MouseButton::NONE); + + table[SDL_BUTTON_LEFT] = MouseButton::LEFT_MOUSE; + table[SDL_BUTTON_RIGHT] = MouseButton::RIGHT_MOUSE; + table[SDL_BUTTON_MIDDLE] = MouseButton::MIDDLE_MOUSE; + table[SDL_BUTTON_X1] = MouseButton::X1_MOUSE; + table[SDL_BUTTON_X2] = MouseButton::X2_MOUSE; + + return table; + }(); + + if (sdl_button >= MOUSE_BUTTON_LOOKUP_TABLE.size()) { + // Return NONE for invalid or unmapped button + return MouseButton::NONE; + } + + return MOUSE_BUTTON_LOOKUP_TABLE[sdl_button]; } -void SDLContext::present_screen() { SDL_RenderPresent(this->game_renderer.get()); } - -SDL_Rect SDLContext::get_src_rect(const Sprite & sprite) const { - return SDL_Rect{ - .x = sprite.mask.x, - .y = sprite.mask.y, - .w = sprite.mask.w, - .h = sprite.mask.h, - }; + +void SDLContext::clear_screen() { SDL_RenderClear(this->game_renderer.get()); } +void SDLContext::present_screen() { + SDL_SetRenderDrawColor(this->game_renderer.get(), 0, 0, 0, 255); + SDL_RenderFillRectF(this->game_renderer.get(), &black_bars[0]); + SDL_RenderFillRectF(this->game_renderer.get(), &black_bars[1]); + SDL_RenderPresent(this->game_renderer.get()); } -SDL_Rect SDLContext::get_dst_rect(const Sprite & sprite, const vec2 & pos, const Camera & cam, - const vec2 & cam_pos, const double & img_scale) const { - int width = sprite.height * sprite.aspect_ratio; - int height = sprite.height; +SDL_FRect SDLContext::get_dst_rect(const DestinationRectangleData & ctx) const { + + const Sprite::Data & data = ctx.sprite.data; + + float aspect_ratio + = (ctx.sprite.aspect_ratio == 0) ? ctx.texture.get_ratio() : ctx.sprite.aspect_ratio; + + vec2 size = data.size; + if (data.size.x == 0 && data.size.y != 0) { + size.x = data.size.y * aspect_ratio; + } + if (data.size.y == 0 && data.size.x != 0) { + size.y = data.size.x / aspect_ratio; + } + + const CameraValues & cam = ctx.cam; - width *= img_scale * cam.zoom; - height *= img_scale * cam.zoom; + size *= cam.render_scale * ctx.img_scale * data.scale_offset; - return SDL_Rect{ - .x = static_cast<int>((pos.x - cam_pos.x + (cam.viewport_size.x / 2) - width / 2)), - .y = static_cast<int>((pos.y - cam_pos.y + (cam.viewport_size.y / 2) - height / 2)), - .w = width, - .h = height, + vec2 screen_pos + = (ctx.pos + data.position_offset - cam.cam_pos + (cam.zoomed_viewport) / 2) + * cam.render_scale + - size / 2 + cam.bar_size; + + return SDL_FRect{ + .x = screen_pos.x, + .y = screen_pos.y, + .w = size.x, + .h = size.y, }; } void SDLContext::draw(const RenderContext & ctx) { - + const Sprite::Data & data = ctx.sprite.data; SDL_RendererFlip render_flip - = (SDL_RendererFlip) ((SDL_FLIP_HORIZONTAL * ctx.sprite.flip.flip_x) - | (SDL_FLIP_VERTICAL * ctx.sprite.flip.flip_y)); + = (SDL_RendererFlip) ((SDL_FLIP_HORIZONTAL * data.flip.flip_x) + | (SDL_FLIP_VERTICAL * data.flip.flip_y)); + + SDL_Rect srcrect; + SDL_Rect * srcrect_ptr = NULL; + if (ctx.sprite.mask.w != 0 || ctx.sprite.mask.h != 0) { + srcrect.w = ctx.sprite.mask.w; + srcrect.h = ctx.sprite.mask.h; + srcrect.x = ctx.sprite.mask.x; + srcrect.y = ctx.sprite.mask.y; + srcrect_ptr = &srcrect; + } + + SDL_FRect dstrect = this->get_dst_rect(SDLContext::DestinationRectangleData{ + .sprite = ctx.sprite, + .texture = ctx.texture, + .cam = ctx.cam, + .pos = ctx.pos, + .img_scale = ctx.scale, + }); - SDL_Rect srcrect = this->get_src_rect(ctx.sprite); - SDL_Rect dstrect - = this->get_dst_rect(ctx.sprite, ctx.pos, ctx.cam, ctx.cam_pos, ctx.scale); + double angle = ctx.angle + data.angle_offset; - this->set_color_texture(ctx.sprite.sprite_image, ctx.sprite.color); - SDL_RenderCopyEx(this->game_renderer.get(), ctx.sprite.sprite_image.texture.get(), - &srcrect, &dstrect, ctx.angle, NULL, render_flip); + this->set_color_texture(ctx.texture, ctx.sprite.data.color); + SDL_RenderCopyExF(this->game_renderer.get(), ctx.texture.get_img(), srcrect_ptr, &dstrect, + angle, NULL, render_flip); } -void SDLContext::set_camera(const Camera & cam) { +SDLContext::CameraValues SDLContext::set_camera(const Camera & cam) { + const Camera::Data & cam_data = cam.data; + CameraValues ret_cam; // resize window int w, h; SDL_GetWindowSize(this->game_window.get(), &w, &h); @@ -152,42 +292,52 @@ void SDLContext::set_camera(const Camera & cam) { SDL_SetWindowSize(this->game_window.get(), cam.screen.x, cam.screen.y); } - double screen_aspect = cam.screen.x / cam.screen.y; - double viewport_aspect = cam.viewport_size.x / cam.viewport_size.y; + vec2 & zoomed_viewport = ret_cam.zoomed_viewport; + vec2 & bar_size = ret_cam.bar_size; + vec2 & render_scale = ret_cam.render_scale; + + zoomed_viewport = cam.viewport_size * cam_data.zoom; + float screen_aspect = static_cast<float>(cam.screen.x) / cam.screen.y; + float viewport_aspect = zoomed_viewport.x / zoomed_viewport.y; - SDL_Rect view; // calculate black bars if (screen_aspect > viewport_aspect) { - // letterboxing - view.h = cam.screen.y / cam.zoom; - view.w = cam.screen.y * viewport_aspect; - view.x = (cam.screen.x - view.w) / 2; - view.y = 0; - } else { // pillarboxing - view.h = cam.screen.x / viewport_aspect; - view.w = cam.screen.x / cam.zoom; - view.x = 0; - view.y = (cam.screen.y - view.h) / 2; + float scale = cam.screen.y / zoomed_viewport.y; + float adj_width = zoomed_viewport.x * scale; + float bar_width = (cam.screen.x - adj_width) / 2; + this->black_bars[0] = {0, 0, bar_width, (float) cam.screen.y}; + this->black_bars[1] = {(cam.screen.x - bar_width), 0, bar_width, (float) cam.screen.y}; + + bar_size = {bar_width, 0}; + render_scale.x = render_scale.y = scale; + } else { + // letterboxing + float scale = cam.screen.x / (cam.viewport_size.x * cam_data.zoom); + float adj_height = cam.viewport_size.y * scale; + float bar_height = (cam.screen.y - adj_height) / 2; + this->black_bars[0] = {0, 0, (float) cam.screen.x, bar_height}; + this->black_bars[1] + = {0, (cam.screen.y - bar_height), (float) cam.screen.x, bar_height}; + + bar_size = {0, bar_height}; + render_scale.x = render_scale.y = scale; } - // set drawing area - SDL_RenderSetViewport(this->game_renderer.get(), &view); - - SDL_RenderSetLogicalSize(this->game_renderer.get(), static_cast<int>(cam.viewport_size.x), - static_cast<int>(cam.viewport_size.y)); - // set bg color - SDL_SetRenderDrawColor(this->game_renderer.get(), cam.bg_color.r, cam.bg_color.g, - cam.bg_color.b, cam.bg_color.a); + SDL_SetRenderDrawColor(this->game_renderer.get(), cam_data.bg_color.r, cam_data.bg_color.g, + cam_data.bg_color.b, cam_data.bg_color.a); SDL_Rect bg = { .x = 0, .y = 0, - .w = static_cast<int>(cam.viewport_size.x), - .h = static_cast<int>(cam.viewport_size.y), + .w = cam.screen.x, + .h = cam.screen.y, }; + // fill bg color SDL_RenderFillRect(this->game_renderer.get(), &bg); + + return ret_cam; } uint64_t SDLContext::get_ticks() const { return SDL_GetTicks64(); } @@ -216,16 +366,75 @@ SDLContext::texture_from_path(const std::string & path) { return img_texture; } - -ivec2 SDLContext::get_size(const Texture & ctx){ +ivec2 SDLContext::get_size(const Texture & ctx) { ivec2 size; - SDL_QueryTexture(ctx.texture.get(), NULL, NULL, &size.x, &size.y); + SDL_QueryTexture(ctx.get_img(), NULL, NULL, &size.x, &size.y); return size; } void SDLContext::delay(int ms) const { SDL_Delay(ms); } +std::vector<SDLContext::EventData> SDLContext::get_events() { + std::vector<SDLContext::EventData> event_list; + SDL_Event event; + while (SDL_PollEvent(&event)) { + switch (event.type) { + case SDL_QUIT: + event_list.push_back(EventData{ + .event_type = SDLContext::EventType::SHUTDOWN, + }); + break; + case SDL_KEYDOWN: + event_list.push_back(EventData{ + .event_type = SDLContext::EventType::KEYDOWN, + .key = sdl_to_keycode(event.key.keysym.scancode), + .key_repeat = (event.key.repeat != 0), + }); + break; + case SDL_KEYUP: + event_list.push_back(EventData{ + .event_type = SDLContext::EventType::KEYUP, + .key = sdl_to_keycode(event.key.keysym.scancode), + }); + break; + case SDL_MOUSEBUTTONDOWN: + event_list.push_back(EventData{ + .event_type = SDLContext::EventType::MOUSEDOWN, + .mouse_button = sdl_to_mousebutton(event.button.button), + .mouse_position = {event.button.x, event.button.y}, + }); + break; + case SDL_MOUSEBUTTONUP: { + int x, y; + SDL_GetMouseState(&x, &y); + event_list.push_back(EventData{ + .event_type = SDLContext::EventType::MOUSEUP, + .mouse_button = sdl_to_mousebutton(event.button.button), + .mouse_position = {event.button.x, event.button.y}, + }); + } break; + + case SDL_MOUSEMOTION: { + event_list.push_back( + EventData{.event_type = SDLContext::EventType::MOUSEMOVE, + .mouse_position = {event.motion.x, event.motion.y}, + .rel_mouse_move = {event.motion.xrel, event.motion.yrel}}); + } break; + + case SDL_MOUSEWHEEL: { + event_list.push_back(EventData{ + .event_type = SDLContext::EventType::MOUSEWHEEL, + .mouse_position = {event.motion.x, event.motion.y}, + // TODO: why is this needed? + .scroll_direction = event.wheel.y < 0 ? -1 : 1, + .scroll_delta = event.wheel.preciseY, + }); + } break; + } + } + return event_list; +} void SDLContext::set_color_texture(const Texture & texture, const Color & color) { - SDL_SetTextureColorMod(texture.texture.get(), color.r, color.g, color.b); - SDL_SetTextureAlphaMod(texture.texture.get(), color.a); + SDL_SetTextureColorMod(texture.get_img(), color.r, color.g, color.b); + SDL_SetTextureAlphaMod(texture.get_img(), color.a); } diff --git a/src/crepe/facade/SDLContext.h b/src/crepe/facade/SDLContext.h index e49ca78..46b779f 100644 --- a/src/crepe/facade/SDLContext.h +++ b/src/crepe/facade/SDLContext.h @@ -1,5 +1,6 @@ #pragma once +#include <SDL2/SDL.h> #include <SDL2/SDL_keycode.h> #include <SDL2/SDL_rect.h> #include <SDL2/SDL_render.h> @@ -9,63 +10,145 @@ #include <memory> #include <string> -#include "../api/Camera.h" -#include "../api/Sprite.h" - +#include "api/Camera.h" #include "api/Color.h" -#include "api/Texture.h" +#include "api/KeyCodes.h" +#include "api/Sprite.h" +#include "api/Transform.h" + #include "types.h" namespace crepe { -// TODO: SDL_Keycode is defined in a header not distributed with crepe, which means this -// typedef is unusable when crepe is packaged. Wouter will fix this later. -typedef SDL_Keycode CREPE_KEYCODES; +class Texture; +class Mediator; /** * \class SDLContext * \brief Facade for the SDL library - * + * * SDLContext is a singleton that handles the SDL window and renderer, provides methods for * event handling, and rendering to the screen. It is never used directly by the user */ class SDLContext { public: + //! data that the camera component cannot hold + struct CameraValues { + + //! zoomed in viewport in game_units + vec2 zoomed_viewport; + + /** + * \brief scaling factor + * + * depending on the black bars type will the scaling be different. + * - letterboxing --> scaling on the y-as + * - pillarboxing --> scaling on the x-as + */ + vec2 render_scale; + + /** + * \brief size of calculated black bars + * + * depending on the black bars type will the size be different + * - lettorboxing --> {0, bar_height} + * - pillarboxing --> {bar_width , 0} + */ + vec2 bar_size; + + //! Calculated camera position + vec2 cam_pos; + }; + + //! rendering data needed to render on screen struct RenderContext { const Sprite & sprite; - const Camera & cam; - const vec2 & cam_pos; + const Texture & texture; + const CameraValues & cam; const vec2 & pos; const double & angle; const double & scale; }; public: - /** - * \brief Gets the singleton instance of SDLContext. - * \return Reference to the SDLContext instance. - */ - static SDLContext & get_instance(); + //! EventType enum for passing eventType + enum EventType { + NONE = 0, + MOUSEDOWN, + MOUSEUP, + MOUSEMOVE, + MOUSEWHEEL, + KEYUP, + KEYDOWN, + SHUTDOWN, + + }; + //! EventData struct for passing event data from facade + struct EventData { + SDLContext::EventType event_type = SDLContext::EventType::NONE; + Keycode key = Keycode::NONE; + bool key_repeat = false; + MouseButton mouse_button = MouseButton::NONE; + ivec2 mouse_position = {-1, -1}; + int scroll_direction = -1; + float scroll_delta = INFINITY; + ivec2 rel_mouse_move = {-1, -1}; + }; +public: SDLContext(const SDLContext &) = delete; SDLContext(SDLContext &&) = delete; SDLContext & operator=(const SDLContext &) = delete; SDLContext & operator=(SDLContext &&) = delete; -private: - //! will only use handle_events - friend class LoopManager; +public: /** - * \brief Handles SDL events such as window close and input. - * \param running Reference to a boolean flag that controls the main loop. + * \brief Constructs an SDLContext instance. + * Initializes SDL, creates a window and renderer. */ - void handle_events(bool & running); + SDLContext(Mediator & mediator); -private: - //! Will only use get_ticks - friend class AnimatorSystem; - //! Will only use delay - friend class LoopTimer; + /** + * \brief Destroys the SDLContext instance. + * Cleans up SDL resources, including the window and renderer. + */ + ~SDLContext(); + +public: + /** + * \brief Retrieves a list of all events from the SDL context. + * + * This method retrieves all the events from the SDL context that are currently + * available. It is primarily used by the InputSystem to process various + * input events such as mouse clicks, mouse movements, and keyboard presses. + * + * \return Events that occurred since last call to `get_events()` + */ + std::vector<SDLContext::EventData> get_events(); + + /** + * \brief Converts an SDL key code to the custom Keycode type. + * + * This method maps an SDL key code to the corresponding `Keycode` enum value, + * which is used internally by the system to identify the keys. + * + * \param sdl_key The SDL key code to convert. + * \return The corresponding `Keycode` value or `Keycode::NONE` if the key is unrecognized. + */ + Keycode sdl_to_keycode(SDL_Keycode sdl_key); + + /** + * \brief Converts an SDL mouse button code to the custom MouseButton type. + * + * This method maps an SDL mouse button code to the corresponding `MouseButton` + * enum value, which is used internally by the system to identify mouse buttons. + * + * \param sdl_button The SDL mouse button code to convert. + * \return The corresponding `MouseButton` value or `MouseButton::NONE` if the key is unrecognized + */ + MouseButton sdl_to_mousebutton(Uint8 sdl_button); + +public: /** * \brief Gets the current SDL ticks since the program started. * \return Current ticks in milliseconds as a constant uint64_t. @@ -81,23 +164,7 @@ private: */ void delay(int ms) const; -private: - /** - * \brief Constructs an SDLContext instance. - * Initializes SDL, creates a window and renderer. - */ - SDLContext(); - - /** - * \brief Destroys the SDLContext instance. - * Cleans up SDL resources, including the window and renderer. - */ - ~SDLContext(); - -private: - //! Will use the funtions: texture_from_path, get_width,get_height. - friend class Texture; - +public: /** * \brief Loads a texture from a file path. * \param path Path to the image file. @@ -108,17 +175,14 @@ private: /** * \brief Gets the size of a texture. * \param texture Reference to the Texture object. - * \return Width and height of the texture as an integer. + * \return Width and height of the texture as an integer in pixels. */ ivec2 get_size(const Texture & ctx); -private: - //! Will use draw,clear_screen, present_screen, camera. - friend class RenderSystem; - +public: /** * \brief Draws a sprite to the screen using the specified transform and camera. - * \param RenderCtx Reference to rendering data to draw + * \param RenderContext Reference to rendering data to draw */ void draw(const RenderContext & ctx); @@ -131,34 +195,31 @@ private: /** * \brief sets the background of the camera (will be adjusted in future PR) * \param camera Reference to the Camera object. + * \return camera data the component cannot store */ - void set_camera(const Camera & camera); + CameraValues set_camera(const Camera & camera); -private: - /** - * \brief calculates the sqaure size of the image - * - * \param sprite Reference to the sprite to calculate the rectangle - * \return sdl rectangle to draw a src image - */ - SDL_Rect get_src_rect(const Sprite & sprite) const; +public: + //! the data needed to construct a sdl dst rectangle + struct DestinationRectangleData { + const Sprite & sprite; + const Texture & texture; + const CameraValues & cam; + const vec2 & pos; + const double & img_scale; + }; /** * \brief calculates the sqaure size of the image for destination * - * \param sprite Reference to the sprite to calculate rectangle - * \param pos the pos in world units - * \param cam the camera of the current scene - * \param cam_pos the current postion of the camera - * \param img_scale the image multiplier for increasing img size + * \param data needed to calculate a destination rectangle * \return sdl rectangle to draw a dst image to draw on the screen */ - SDL_Rect get_dst_rect(const Sprite & sprite, const vec2 & pos, const Camera & cam, - const vec2 & cam_pos, const double & img_scale) const; + SDL_FRect get_dst_rect(const DestinationRectangleData & data) const; /** * \brief Set an additional color value multiplied into render copy operations. * - * \param texture the given texture to adjust + * \param texture the given texture to adjust * \param color the color data for the texture */ void set_color_texture(const Texture & texture, const Color & color); @@ -169,6 +230,9 @@ private: //! renderer for the crepe engine std::unique_ptr<SDL_Renderer, std::function<void(SDL_Renderer *)>> game_renderer; + + //! black bars rectangle to draw + SDL_FRect black_bars[2] = {}; }; } // namespace crepe diff --git a/src/crepe/facade/Sound.cpp b/src/crepe/facade/Sound.cpp index 4d3abf5..97e455e 100644 --- a/src/crepe/facade/Sound.cpp +++ b/src/crepe/facade/Sound.cpp @@ -1,59 +1,13 @@ +#include "../api/Asset.h" #include "../util/Log.h" #include "Sound.h" -#include "SoundContext.h" using namespace crepe; using namespace std; -Sound::Sound(unique_ptr<Asset> res) { +Sound::Sound(const Asset & src, Mediator & mediator) : Resource(src, mediator) { + this->sample.load(src.get_path().c_str()); dbg_trace(); - this->load(std::move(res)); -} - -Sound::Sound(const char * src) { - dbg_trace(); - this->load(make_unique<Asset>(src)); -} - -void Sound::load(unique_ptr<Asset> res) { this->sample.load(res->get_path().c_str()); } - -void Sound::play() { - SoundContext & ctx = SoundContext::get_instance(); - if (ctx.engine.getPause(this->handle)) { - // resume if paused - ctx.engine.setPause(this->handle, false); - } else { - // or start new sound - this->handle = ctx.engine.play(this->sample, this->volume); - ctx.engine.setLooping(this->handle, this->looping); - } -} - -void Sound::pause() { - SoundContext & ctx = SoundContext::get_instance(); - if (ctx.engine.getPause(this->handle)) return; - ctx.engine.setPause(this->handle, true); -} - -void Sound::rewind() { - SoundContext & ctx = SoundContext::get_instance(); - if (!ctx.engine.isValidVoiceHandle(this->handle)) return; - ctx.engine.seek(this->handle, 0); -} - -void Sound::set_volume(float volume) { - this->volume = volume; - - SoundContext & ctx = SoundContext::get_instance(); - if (!ctx.engine.isValidVoiceHandle(this->handle)) return; - ctx.engine.setVolume(this->handle, this->volume); -} - -void Sound::set_looping(bool looping) { - this->looping = looping; - - SoundContext & ctx = SoundContext::get_instance(); - if (!ctx.engine.isValidVoiceHandle(this->handle)) return; - ctx.engine.setLooping(this->handle, this->looping); } +Sound::~Sound() { dbg_trace(); } diff --git a/src/crepe/facade/Sound.h b/src/crepe/facade/Sound.h index 4c68f32..4a5d692 100644 --- a/src/crepe/facade/Sound.h +++ b/src/crepe/facade/Sound.h @@ -1,84 +1,31 @@ #pragma once -#include <memory> #include <soloud/soloud.h> #include <soloud/soloud_wav.h> -#include "../api/Asset.h" +#include "../Resource.h" namespace crepe { +class SoundContext; +class Mediator; + /** * \brief Sound resource facade * - * This class is a wrapper around a \c SoLoud::Wav instance, which holds a - * single sample. It is part of the sound facade. + * This class is a wrapper around a \c SoLoud::Wav instance, which holds a single sample. It is + * part of the sound facade. */ -class Sound { -public: - /** - * \brief Pause this sample - * - * Pauses this sound if it is playing, or does nothing if it is already paused. The playhead - * position is saved, such that calling \c play() after this function makes the sound resume. - */ - void pause(); - /** - * \brief Play this sample - * - * Resume playback if this sound is paused, or start from the beginning of the sample. - * - * \note This class only saves a reference to the most recent 'voice' of this sound. Calling - * \c play() while the sound is already playing causes multiple instances of the sample to - * play simultaniously. The sample started last is the one that is controlled afterwards. - */ - void play(); - /** - * \brief Reset playhead position - * - * Resets the playhead position so that calling \c play() after this function makes it play - * from the start of the sample. If the sound is not paused before calling this function, - * this function will stop playback. - */ - void rewind(); - /** - * \brief Set playback volume / gain - * - * \param volume Volume (0 = muted, 1 = full volume) - */ - void set_volume(float volume); - /** - * \brief Get playback volume / gain - * - * \return Volume - */ - float get_volume() const { return this->volume; } - /** - * \brief Set looping behavior for this sample - * - * \param looping Looping behavior (false = one-shot, true = loop) - */ - void set_looping(bool looping); - /** - * \brief Get looping behavior - * - * \return true if looping, false if one-shot - */ - bool get_looping() const { return this->looping; } - +class Sound : public Resource { public: - Sound(const char * src); - Sound(std::unique_ptr<Asset> res); - -private: - void load(std::unique_ptr<Asset> res); + Sound(const Asset & src, Mediator & mediator); + ~Sound(); // dbg_trace private: + //! Deserialized resource (soloud) SoLoud::Wav sample; - SoLoud::handle handle; - - float volume = 1.0f; - bool looping = false; + //! SoundContext uses \c sample + friend class SoundContext; }; } // namespace crepe diff --git a/src/crepe/facade/SoundContext.cpp b/src/crepe/facade/SoundContext.cpp index deb2b62..b1f8cb3 100644 --- a/src/crepe/facade/SoundContext.cpp +++ b/src/crepe/facade/SoundContext.cpp @@ -4,17 +4,33 @@ using namespace crepe; -SoundContext & SoundContext::get_instance() { - static SoundContext instance; - return instance; -} - SoundContext::SoundContext() { dbg_trace(); - engine.init(); + this->engine.init(); + this->engine.setMaxActiveVoiceCount(this->config.audio.voices); } SoundContext::~SoundContext() { dbg_trace(); - engine.deinit(); + this->engine.deinit(); +} + +SoundHandle SoundContext::play(Sound & resource) { + SoLoud::handle real_handle = this->engine.play(resource.sample, 1.0f); + SoundHandle handle = this->next_handle; + this->registry[handle] = real_handle; + this->next_handle++; + return handle; +} + +void SoundContext::stop(const SoundHandle & handle) { + this->engine.stop(this->registry[handle]); +} + +void SoundContext::set_volume(const SoundHandle & handle, float volume) { + this->engine.setVolume(this->registry[handle], volume); +} + +void SoundContext::set_loop(const SoundHandle & handle, bool loop) { + this->engine.setLooping(this->registry[handle], loop); } diff --git a/src/crepe/facade/SoundContext.h b/src/crepe/facade/SoundContext.h index d703c16..d986c59 100644 --- a/src/crepe/facade/SoundContext.h +++ b/src/crepe/facade/SoundContext.h @@ -2,30 +2,80 @@ #include <soloud/soloud.h> +#include "../api/Config.h" + #include "Sound.h" +#include "SoundHandle.h" namespace crepe { /** * \brief Sound engine facade * - * This class is a wrapper around a \c SoLoud::Soloud instance, which provides - * the methods for playing \c Sound instances. It is part of the sound facade. + * This class is a wrapper around a \c SoLoud::Soloud instance, which provides the methods for + * playing \c Sound instances. It is part of the sound facade. */ class SoundContext { -private: - // singleton +public: SoundContext(); virtual ~SoundContext(); + SoundContext(const SoundContext &) = delete; SoundContext(SoundContext &&) = delete; SoundContext & operator=(const SoundContext &) = delete; SoundContext & operator=(SoundContext &&) = delete; + /** + * \brief Play a sample + * + * Plays a Sound from the beginning of the sample and returns a handle to control it later. + * + * \param resource Sound instance to play + * + * \returns Handle to control this voice + */ + virtual SoundHandle play(Sound & resource); + /** + * \brief Stop a voice immediately if it is still playing + * + * \note This function does nothing if the handle is invalid or if the sound is already + * stopped / finished playing. + * + * \param handle Voice handle returned by SoundContext::play + */ + virtual void stop(const SoundHandle & handle); + /** + * \brief Change the volume of a voice + * + * \note This function does nothing if the handle is invalid or if the sound is already + * stopped / finished playing. + * + * \param handle Voice handle returned by SoundContext::play + * \param volume New gain value (0=silent, 1=default) + */ + virtual void set_volume(const SoundHandle & handle, float volume); + /** + * \brief Set the looping behavior of a voice + * + * \note This function does nothing if the handle is invalid or if the sound is already + * stopped / finished playing. + * + * \param handle Voice handle returned by SoundContext::play + * \param loop Looping behavior (false=oneshot, true=loop) + */ + virtual void set_loop(const SoundHandle & handle, bool loop); + private: - static SoundContext & get_instance(); + //! Abstracted class SoLoud::Soloud engine; - friend class Sound; + + //! Config reference + Config & config = Config::get_instance(); + + //! Sound handle registry + std::unordered_map<SoundHandle, SoLoud::handle> registry; + //! Unique handle counter + SoundHandle next_handle = 0; }; } // namespace crepe diff --git a/src/crepe/facade/SoundHandle.h b/src/crepe/facade/SoundHandle.h new file mode 100644 index 0000000..b7925fc --- /dev/null +++ b/src/crepe/facade/SoundHandle.h @@ -0,0 +1,12 @@ +#pragma once + +#include <cstddef> + +namespace crepe { + +/** + * \brief Voice handle returned by + */ +typedef size_t SoundHandle; + +} // namespace crepe diff --git a/src/crepe/facade/Texture.cpp b/src/crepe/facade/Texture.cpp new file mode 100644 index 0000000..b63403d --- /dev/null +++ b/src/crepe/facade/Texture.cpp @@ -0,0 +1,28 @@ +#include "../util/Log.h" +#include "facade/SDLContext.h" +#include "manager/Mediator.h" + +#include "Resource.h" +#include "Texture.h" +#include "types.h" + +using namespace crepe; +using namespace std; + +Texture::Texture(const Asset & src, Mediator & mediator) : Resource(src, mediator) { + dbg_trace(); + SDLContext & ctx = mediator.sdl_context; + this->texture = ctx.texture_from_path(src.get_path()); + this->size = ctx.get_size(*this); + this->aspect_ratio = static_cast<float>(this->size.x) / this->size.y; +} + +Texture::~Texture() { + dbg_trace(); + this->texture.reset(); +} + +const ivec2 & Texture::get_size() const noexcept { return this->size; } +const float & Texture::get_ratio() const noexcept { return this->aspect_ratio; } + +SDL_Texture * Texture::get_img() const noexcept { return this->texture.get(); } diff --git a/src/crepe/facade/Texture.h b/src/crepe/facade/Texture.h new file mode 100644 index 0000000..cdacac4 --- /dev/null +++ b/src/crepe/facade/Texture.h @@ -0,0 +1,69 @@ +#pragma once + +#include <SDL2/SDL_render.h> +#include <memory> + +#include "../Resource.h" + +#include "types.h" + +namespace crepe { + +class Mediator; +class Asset; + +/** + * \class Texture + * \brief Manages texture loading and properties. + * + * The Texture class is responsible for loading an image from a source and providing access to + * its dimensions. Textures can be used for rendering. + */ +class Texture : public Resource { + +public: + /** + * \brief Constructs a Texture from an Asset resource. + * \param src Asset with texture data to load. + * \param mediator use the SDLContext reference to load the image + */ + Texture(const Asset & src, Mediator & mediator); + + /** + * \brief Destroys the Texture instance + */ + ~Texture(); + + /** + * \brief get width and height of image in pixels + * \return pixel size width and height + * + */ + const ivec2 & get_size() const noexcept; + + /** + * \brief aspect_ratio of image + * \return ratio + * + */ + const float & get_ratio() const noexcept; + + /** + * \brief get the image texture + * \return SDL_Texture + * + */ + SDL_Texture * get_img() const noexcept; + +private: + //! The texture of the class from the library + std::unique_ptr<SDL_Texture, std::function<void(SDL_Texture *)>> texture; + + // texture size in pixel + ivec2 size; + + //! ratio of image + float aspect_ratio; +}; + +} // namespace crepe diff --git a/src/crepe/manager/CMakeLists.txt b/src/crepe/manager/CMakeLists.txt new file mode 100644 index 0000000..480c8ee --- /dev/null +++ b/src/crepe/manager/CMakeLists.txt @@ -0,0 +1,23 @@ +target_sources(crepe PUBLIC + ComponentManager.cpp + EventManager.cpp + Manager.cpp + SaveManager.cpp + SceneManager.cpp + ResourceManager.cpp +) + +target_sources(crepe PUBLIC FILE_SET HEADERS FILES + ComponentManager.h + ComponentManager.hpp + EventManager.h + EventManager.hpp + Manager.h + Mediator.h + SaveManager.h + SceneManager.h + SceneManager.hpp + ResourceManager.h + ResourceManager.hpp +) + diff --git a/src/crepe/ComponentManager.cpp b/src/crepe/manager/ComponentManager.cpp index 5b73009..df30d27 100644 --- a/src/crepe/ComponentManager.cpp +++ b/src/crepe/manager/ComponentManager.cpp @@ -1,13 +1,17 @@ -#include "api/GameObject.h" -#include "util/Log.h" +#include "../api/GameObject.h" +#include "../api/Metadata.h" +#include "../types.h" +#include "../util/Log.h" #include "ComponentManager.h" -#include "types.h" using namespace crepe; using namespace std; -ComponentManager::ComponentManager() { dbg_trace(); } +ComponentManager::ComponentManager(Mediator & mediator) : Manager(mediator) { + mediator.component_manager = *this; + dbg_trace(); +} ComponentManager::~ComponentManager() { dbg_trace(); } void ComponentManager::delete_all_components_of_id(game_object_id_t id) { @@ -58,3 +62,13 @@ GameObject ComponentManager::new_object(const string & name, const string & tag, void ComponentManager::set_persistent(game_object_id_t id, bool persistent) { this->persistent[id] = persistent; } + +set<game_object_id_t> ComponentManager::get_objects_by_name(const string & name) const { + return this->get_objects_by_predicate<Metadata>( + [name](const Metadata & data) { return data.name == name; }); +} + +set<game_object_id_t> ComponentManager::get_objects_by_tag(const string & tag) const { + return this->get_objects_by_predicate<Metadata>( + [tag](const Metadata & data) { return data.tag == tag; }); +} diff --git a/src/crepe/ComponentManager.h b/src/crepe/manager/ComponentManager.h index 480124f..19a8e81 100644 --- a/src/crepe/ComponentManager.h +++ b/src/crepe/manager/ComponentManager.h @@ -1,12 +1,15 @@ #pragma once #include <memory> +#include <set> #include <typeindex> #include <unordered_map> #include <vector> -#include "Component.h" -#include "types.h" +#include "../Component.h" +#include "../types.h" + +#include "Manager.h" namespace crepe { @@ -14,10 +17,10 @@ class GameObject; /** * \brief Manages all components - * + * * This class manages all components. It provides methods to add, delete and get components. */ -class ComponentManager { +class ComponentManager : public Manager { // TODO: This relation should be removed! I (loek) believe that the scene manager should // create/destroy components because the GameObject's are stored in concrete Scene classes, // which will in turn call GameObject's destructor, which will in turn call @@ -26,7 +29,7 @@ class ComponentManager { friend class SceneManager; public: - ComponentManager(); // dbg_trace + ComponentManager(Mediator & mediator); ~ComponentManager(); // dbg_trace /** @@ -54,10 +57,10 @@ protected: friend class GameObject; /** * \brief Add a component to the ComponentManager - * + * * This method adds a component to the ComponentManager. The component is created with the * given arguments and added to the ComponentManager. - * + * * \tparam T The type of the component * \tparam Args The types of the arguments * \param id The id of the GameObject this component belongs to @@ -68,9 +71,9 @@ protected: T & add_component(game_object_id_t id, Args &&... args); /** * \brief Delete all components of a specific type and id - * + * * This method deletes all components of a specific type and id. - * + * * \tparam T The type of the component * \param id The id of the GameObject this component belongs to */ @@ -78,24 +81,24 @@ protected: void delete_components_by_id(game_object_id_t id); /** * \brief Delete all components of a specific type - * + * * This method deletes all components of a specific type. - * + * * \tparam T The type of the component */ template <typename T> void delete_components(); /** * \brief Delete all components of a specific id - * + * * This method deletes all components of a specific id. - * + * * \param id The id of the GameObject this component belongs to */ void delete_all_components_of_id(game_object_id_t id); /** * \brief Delete all components - * + * * This method deletes all components. */ void delete_all_components(); @@ -113,9 +116,9 @@ protected: public: /** * \brief Get all components of a specific type and id - * + * * This method gets all components of a specific type and id. - * + * * \tparam T The type of the component * \param id The id of the GameObject this component belongs to * \return A vector of all components of the specific type and id @@ -124,19 +127,88 @@ public: RefVector<T> get_components_by_id(game_object_id_t id) const; /** * \brief Get all components of a specific type - * + * * This method gets all components of a specific type. - * + * * \tparam T The type of the component * \return A vector of all components of the specific type */ template <typename T> RefVector<T> get_components_by_type() const; + /** + * \brief Get all components of a specific type on a GameObject with name \c name + * + * \tparam T The type of the component + * \param name Metadata::name for the same game_object_id as the returned components + * \return Components matching criteria + */ + template <typename T> + RefVector<T> get_components_by_name(const std::string & name) const; + /** + * \brief Get all components of a specific type on a GameObject with tag \c tag + * + * \tparam T The type of the component + * \param name Metadata::tag for the same game_object_id as the returned components + * \return Components matching criteria + */ + template <typename T> + RefVector<T> get_components_by_tag(const std::string & tag) const; private: /** + * \brief Get object IDs by predicate function + * + * This function calls the predicate function \c pred for all components matching type \c T, + * and adds their parent game_object_id to a \c std::set if the predicate returns true. + * + * \tparam T The type of the component to check the predicate against + * \param pred Predicate function + * + * \note The predicate function may be called for multiple components with the same \c + * game_object_id. In this case, the ID is added if *any* call returns \c true. + * + * \returns game_object_id for all components where the predicate returned true + */ + template <typename T> + std::set<game_object_id_t> + get_objects_by_predicate(const std::function<bool(const T &)> & pred) const; + + /** + * \brief Get components of type \c T for multiple game object IDs + * + * \tparam T The type of the components to return + * \param ids The object IDs + * + * \return All components matching type \c T and one of the IDs in \c ids + */ + template <typename T> + RefVector<T> get_components_by_ids(const std::set<game_object_id_t> & ids) const; + + /** + * \brief Get object IDs for objects with name \c name + * + * \param name Object name to match + * \returns Object IDs where Metadata::name is equal to \c name + */ + std::set<game_object_id_t> get_objects_by_name(const std::string & name) const; + /** + * \brief Get object IDs for objects with tag \c tag + * + * \param tag Object tag to match + * \returns Object IDs where Metadata::tag is equal to \c tag + */ + std::set<game_object_id_t> get_objects_by_tag(const std::string & tag) const; + +private: + //! By Component \c std::type_index (readability helper type) + template <typename T> + using by_type = std::unordered_map<std::type_index, T>; + //! By \c game_object_id index (readability helper type) + template <typename T> + using by_id_index = std::vector<T>; + /** * \brief The components - * + * * This unordered_map stores all components. The key is the type of the component and the * value is a vector of vectors of unique pointers to the components. * @@ -144,8 +216,7 @@ private: * The first vector is for the ids of the GameObjects and the second vector is for the * components (because a GameObject might have multiple components). */ - std::unordered_map<std::type_index, std::vector<std::vector<std::unique_ptr<Component>>>> - components; + by_type<by_id_index<std::vector<std::unique_ptr<Component>>>> components; //! Persistent flag for each GameObject std::unordered_map<game_object_id_t, bool> persistent; diff --git a/src/crepe/ComponentManager.hpp b/src/crepe/manager/ComponentManager.hpp index ffb38ec..9e70865 100644 --- a/src/crepe/ComponentManager.hpp +++ b/src/crepe/manager/ComponentManager.hpp @@ -95,32 +95,25 @@ template <typename T> RefVector<T> ComponentManager::get_components_by_id(game_object_id_t id) const { using namespace std; - // Determine the type of T (this is used as the key of the unordered_map<>) - type_index type = typeid(T); - - // Create an empty vector<> - RefVector<T> component_vector; - - if (this->components.find(type) == this->components.end()) return component_vector; - - // Get the correct vector<> - const vector<vector<unique_ptr<Component>>> & component_array = this->components.at(type); - - // Make sure that the id (that we are looking for) is within the boundaries of the vector<> - if (id >= component_array.size()) return component_vector; - - // Loop trough the whole vector<> - for (const unique_ptr<Component> & component_ptr : component_array[id]) { - // Cast the unique_ptr to a raw pointer - T * casted_component = static_cast<T *>(component_ptr.get()); - - if (casted_component == nullptr) continue; + static_assert(is_base_of<Component, T>::value, + "get_components_by_id must recieve a derivative class of Component"); - // Add the dereferenced raw pointer to the vector<> - component_vector.push_back(*casted_component); + type_index type = typeid(T); + if (!this->components.contains(type)) return {}; + + const by_id_index<vector<unique_ptr<Component>>> & components_by_id + = this->components.at(type); + if (id >= components_by_id.size()) return {}; + + RefVector<T> out = {}; + const vector<unique_ptr<Component>> & components = components_by_id.at(id); + for (auto & component_ptr : components) { + if (component_ptr == nullptr) continue; + Component & component = *component_ptr.get(); + out.push_back(static_cast<T &>(component)); } - return component_vector; + return out; } template <typename T> @@ -158,4 +151,46 @@ RefVector<T> ComponentManager::get_components_by_type() const { return component_vector; } +template <typename T> +std::set<game_object_id_t> +ComponentManager::get_objects_by_predicate(const std::function<bool(const T &)> & pred) const { + using namespace std; + + set<game_object_id_t> objects = {}; + RefVector<T> components = this->get_components_by_type<T>(); + + for (const T & component : components) { + game_object_id_t id = dynamic_cast<const Component &>(component).game_object_id; + if (objects.contains(id)) continue; + if (!pred(component)) continue; + objects.insert(id); + } + + return objects; +} + +template <typename T> +RefVector<T> +ComponentManager::get_components_by_ids(const std::set<game_object_id_t> & ids) const { + using namespace std; + + RefVector<T> out = {}; + for (game_object_id_t id : ids) { + RefVector<T> components = get_components_by_id<T>(id); + out.insert(out.end(), components.begin(), components.end()); + } + + return out; +} + +template <typename T> +RefVector<T> ComponentManager::get_components_by_name(const std::string & name) const { + return this->get_components_by_ids<T>(this->get_objects_by_name(name)); +} + +template <typename T> +RefVector<T> ComponentManager::get_components_by_tag(const std::string & tag) const { + return this->get_components_by_ids<T>(this->get_objects_by_tag(tag)); +} + } // namespace crepe diff --git a/src/crepe/api/EventManager.cpp b/src/crepe/manager/EventManager.cpp index 20f0dd3..20f0dd3 100644 --- a/src/crepe/api/EventManager.cpp +++ b/src/crepe/manager/EventManager.cpp diff --git a/src/crepe/api/EventManager.h b/src/crepe/manager/EventManager.h index 1a33023..ba5e98b 100644 --- a/src/crepe/api/EventManager.h +++ b/src/crepe/manager/EventManager.h @@ -5,8 +5,8 @@ #include <unordered_map> #include <vector> -#include "Event.h" -#include "EventHandler.h" +#include "../api/Event.h" +#include "../api/EventHandler.h" namespace crepe { @@ -24,7 +24,7 @@ typedef size_t event_channel_t; /** * \class EventManager * \brief Manages event subscriptions, triggers, and queues, enabling decoupled event handling. - * + * * The `EventManager` acts as a centralized event system. It allows for registering callbacks * for specific event types, triggering events synchronously, queueing events for later * processing, and managing subscriptions via unique identifiers. @@ -35,20 +35,20 @@ public: /** * \brief Get the singleton instance of the EventManager. - * + * * This method returns the unique instance of the EventManager, creating it if it * doesn't already exist. Ensures only one instance is active in the program. - * + * * \return Reference to the singleton instance of the EventManager. */ static EventManager & get_instance(); /** * \brief Subscribe to a specific event type. - * + * * Registers a callback for a given event type and optional channel. Each callback * is assigned a unique subscription ID that can be used for later unsubscription. - * + * * \tparam EventType The type of the event to subscribe to. * \param callback The callback function to be invoked when the event is triggered. * \param channel The channel number to subscribe to (default is CHANNEL_ALL, which listens to all channels). @@ -60,18 +60,18 @@ public: /** * \brief Unsubscribe a previously registered callback. - * + * * Removes a callback from the subscription list based on its unique subscription ID. - * + * * \param event_id The unique subscription ID of the callback to remove. */ void unsubscribe(subscription_t event_id); /** * \brief Trigger an event immediately. - * + * * Synchronously invokes all registered callbacks for the given event type on the specified channel. - * + * * \tparam EventType The type of the event to trigger. * \param event The event instance to pass to the callbacks. * \param channel The channel to trigger the event on (default is CHANNEL_ALL, which triggers on all channels). @@ -81,9 +81,9 @@ public: /** * \brief Queue an event for later processing. - * + * * Adds an event to the event queue to be processed during the next call to `dispatch_events`. - * + * * \tparam EventType The type of the event to queue. * \param event The event instance to queue. * \param channel The channel to associate with the event (default is CHANNEL_ALL). @@ -93,7 +93,7 @@ public: /** * \brief Process all queued events. - * + * * Iterates through the event queue and triggers callbacks for each queued event. * Events are removed from the queue once processed. */ @@ -101,7 +101,7 @@ public: /** * \brief Clear all subscriptions. - * + * * Removes all registered event handlers and clears the subscription list. */ void clear(); @@ -109,7 +109,7 @@ public: private: /** * \brief Default constructor for the EventManager. - * + * * Constructor is private to enforce the singleton pattern. */ EventManager() = default; diff --git a/src/crepe/api/EventManager.hpp b/src/crepe/manager/EventManager.hpp index a5f4556..a5f4556 100644 --- a/src/crepe/api/EventManager.hpp +++ b/src/crepe/manager/EventManager.hpp diff --git a/src/crepe/manager/Manager.cpp b/src/crepe/manager/Manager.cpp new file mode 100644 index 0000000..1182785 --- /dev/null +++ b/src/crepe/manager/Manager.cpp @@ -0,0 +1,5 @@ +#include "Manager.h" + +using namespace crepe; + +Manager::Manager(Mediator & mediator) : mediator(mediator) {} diff --git a/src/crepe/manager/Manager.h b/src/crepe/manager/Manager.h new file mode 100644 index 0000000..84d80fe --- /dev/null +++ b/src/crepe/manager/Manager.h @@ -0,0 +1,24 @@ +#pragma once + +#include "Mediator.h" + +namespace crepe { + +/** + * \brief Base manager class + * + * Managers are used for various tasks that fall outside the ECS system category. All managers + * are required to register themselves to the mediator passed to the constructor, and this + * mutable reference is saved for convenience, even though not all managers use the mediator + * directly. + */ +class Manager { +public: + Manager(Mediator & mediator); + virtual ~Manager() = default; + +protected: + Mediator & mediator; +}; + +} // namespace crepe diff --git a/src/crepe/manager/Mediator.h b/src/crepe/manager/Mediator.h new file mode 100644 index 0000000..628154a --- /dev/null +++ b/src/crepe/manager/Mediator.h @@ -0,0 +1,39 @@ +#pragma once + +#include "../util/OptionalRef.h" + +// TODO: remove these singletons: +#include "EventManager.h" + +namespace crepe { + +class ComponentManager; +class SceneManager; +class SaveManager; +class ResourceManager; +class SDLContext; +class LoopTimer; + +/** + * Struct to pass references to classes that would otherwise need to be singletons down to + * other classes within the engine hierarchy. Made to prevent constant changes to subclasses to + * pass specific references through dependency injection. All references on this struct + * *should* be explicitly checked for availability as this struct does not guarantee anything. + * + * \note Dereferencing members of this struct should be deferred. If you are a user of this + * class, keep a reference to this mediator instead of just picking references from it when you + * receive an instance. + * + * \warning This class should never be directly accessible from the API + */ +struct Mediator { + OptionalRef<SDLContext> sdl_context; + OptionalRef<ComponentManager> component_manager; + OptionalRef<SceneManager> scene_manager; + OptionalRef<SaveManager> save_manager; + OptionalRef<EventManager> event_manager = EventManager::get_instance(); + OptionalRef<ResourceManager> resource_manager; + OptionalRef<LoopTimer> timer; +}; + +} // namespace crepe diff --git a/src/crepe/manager/ResourceManager.cpp b/src/crepe/manager/ResourceManager.cpp new file mode 100644 index 0000000..a141a46 --- /dev/null +++ b/src/crepe/manager/ResourceManager.cpp @@ -0,0 +1,30 @@ +#include "util/Log.h" + +#include "ResourceManager.h" + +using namespace crepe; +using namespace std; + +ResourceManager::ResourceManager(Mediator & mediator) : Manager(mediator) { + dbg_trace(); + mediator.resource_manager = *this; +} +ResourceManager::~ResourceManager() { dbg_trace(); } + +void ResourceManager::clear() { + std::erase_if(this->resources, [](const pair<const Asset, CacheEntry> & pair) { + const CacheEntry & entry = pair.second; + return entry.persistent == false; + }); +} + +void ResourceManager::clear_all() { this->resources.clear(); } + +void ResourceManager::set_persistent(const Asset & asset, bool persistent) { + this->get_entry(asset).persistent = persistent; +} + +ResourceManager::CacheEntry & ResourceManager::get_entry(const Asset & asset) { + if (!this->resources.contains(asset)) this->resources[asset] = {}; + return this->resources.at(asset); +} diff --git a/src/crepe/manager/ResourceManager.h b/src/crepe/manager/ResourceManager.h new file mode 100644 index 0000000..84b275d --- /dev/null +++ b/src/crepe/manager/ResourceManager.h @@ -0,0 +1,78 @@ +#pragma once + +#include <memory> +#include <unordered_map> + +#include "../Resource.h" +#include "../api/Asset.h" + +#include "Manager.h" + +namespace crepe { + +/** + * \brief Owner of concrete Resource instances + * + * ResourceManager caches concrete Resource instances per Asset. Concrete resources are + * destroyed at the end of scenes by default, unless the game programmer marks them as + * persistent. + */ +class ResourceManager : public Manager { +public: + ResourceManager(Mediator & mediator); + virtual ~ResourceManager(); // dbg_trace + +private: + //! Cache entry + struct CacheEntry { + //! Concrete resource instance + std::unique_ptr<Resource> resource = nullptr; + //! Prevent ResourceManager::clear from removing this entry + bool persistent = false; + }; + //! Internal cache + std::unordered_map<const Asset, CacheEntry> resources; + /** + * \brief Ensure a cache entry exists for this asset and return a mutable reference to it + * + * \param asset Asset the concrete resource is instantiated from + * + * \returns Mutable reference to cache entry + */ + CacheEntry & get_entry(const Asset & asset); + +public: + /** + * \brief Mark a resource as persistent (i.e. used across multiple scenes) + * + * \param asset Asset the concrete resource is instantiated from + * \param persistent Whether this resource is persistent (true=keep, false=destroy) + */ + void set_persistent(const Asset & asset, bool persistent); + + /** + * \brief Retrieve reference to concrete Resource by Asset + * + * \param asset Asset the concrete resource is instantiated from + * \tparam Resource Concrete derivative of Resource + * + * This class instantiates the concrete resource if it is not yet stored in the internal + * cache, or returns a reference to the cached resource if it already exists. + * + * \returns Reference to concrete resource + * + * \throws std::runtime_error if the \c Resource parameter does not match with the actual + * type of the resource stored in the cache for this Asset + */ + template <typename Resource> + Resource & get(const Asset & asset); + + //! Clear non-persistent resources from cache + void clear(); + //! Clear all resources from cache regardless of persistence + void clear_all(); +}; + +} // namespace crepe + +#include "ResourceManager.hpp" diff --git a/src/crepe/manager/ResourceManager.hpp b/src/crepe/manager/ResourceManager.hpp new file mode 100644 index 0000000..cf5c949 --- /dev/null +++ b/src/crepe/manager/ResourceManager.hpp @@ -0,0 +1,27 @@ +#pragma once + +#include <format> + +#include "ResourceManager.h" + +namespace crepe { + +template <typename T> +T & ResourceManager::get(const Asset & asset) { + using namespace std; + static_assert(is_base_of<Resource, T>::value, + "cache must recieve a derivative class of Resource"); + + CacheEntry & entry = this->get_entry(asset); + if (entry.resource == nullptr) entry.resource = make_unique<T>(asset, this->mediator); + + T * concrete_resource = dynamic_cast<T *>(entry.resource.get()); + if (concrete_resource == nullptr) + throw runtime_error(format("ResourceManager: mismatch between requested type and " + "actual type of resource ({})", + asset.get_path())); + + return *concrete_resource; +} + +} // namespace crepe diff --git a/src/crepe/api/SaveManager.cpp b/src/crepe/manager/SaveManager.cpp index c5f43ea..691ea2f 100644 --- a/src/crepe/api/SaveManager.cpp +++ b/src/crepe/manager/SaveManager.cpp @@ -1,13 +1,25 @@ +#include "../ValueBroker.h" +#include "../api/Config.h" #include "../facade/DB.h" -#include "../util/Log.h" -#include "Config.h" #include "SaveManager.h" -#include "ValueBroker.h" using namespace std; using namespace crepe; +SaveManager::SaveManager(Mediator & mediator) : Manager(mediator) { + mediator.save_manager = *this; +} + +DB & SaveManager::get_db() { + if (this->db == nullptr) { + Config & cfg = Config::get_instance(); + this->db + = {new DB(cfg.savemgr.location), [](void * db) { delete static_cast<DB *>(db); }}; + } + return *static_cast<DB *>(this->db.get()); +} + template <> string SaveManager::serialize(const string & value) const noexcept { return value; @@ -90,22 +102,6 @@ int32_t SaveManager::deserialize(const string & value) const noexcept { return deserialize<int64_t>(value); } -SaveManager::SaveManager() { dbg_trace(); } - -SaveManager & SaveManager::get_instance() { - dbg_trace(); - static SaveManager instance; - return instance; -} - -DB & SaveManager::get_db() { - Config & cfg = Config::get_instance(); - // TODO: make this path relative to XDG_DATA_HOME on Linux and whatever the - // default equivalent is on Windows using some third party library - static DB db(cfg.savemgr.location); - return db; -} - bool SaveManager::has(const string & key) { DB & db = this->get_db(); return db.has(key); @@ -155,7 +151,8 @@ ValueBroker<T> SaveManager::get(const string & key) { return { [this, key](const T & target) { this->set<T>(key, target); }, [this, key, value]() mutable -> const T & { - value = this->deserialize<T>(this->get_db().get(key)); + DB & db = this->get_db(); + value = this->deserialize<T>(db.get(key)); return value; }, }; diff --git a/src/crepe/api/SaveManager.h b/src/crepe/manager/SaveManager.h index 3d8c852..61a978d 100644 --- a/src/crepe/api/SaveManager.h +++ b/src/crepe/manager/SaveManager.h @@ -1,9 +1,12 @@ #pragma once +#include <functional> #include <memory> #include "../ValueBroker.h" +#include "Manager.h" + namespace crepe { class DB; @@ -18,7 +21,7 @@ class DB; * * The underlying database is a key-value store. */ -class SaveManager { +class SaveManager : public Manager { public: /** * \brief Get a read/write reference to a value and initialize it if it does not yet exist @@ -63,8 +66,8 @@ public: */ bool has(const std::string & key); -private: - SaveManager(); +public: + SaveManager(Mediator & mediator); virtual ~SaveManager() = default; private: @@ -89,26 +92,13 @@ private: template <typename T> T deserialize(const std::string & value) const noexcept; -public: - // singleton - static SaveManager & get_instance(); - SaveManager(const SaveManager &) = delete; - SaveManager(SaveManager &&) = delete; - SaveManager & operator=(const SaveManager &) = delete; - SaveManager & operator=(SaveManager &&) = delete; +protected: + //! Create or return DB + virtual DB & get_db(); private: - /** - * \brief Create an instance of DB and return its reference - * - * \returns DB instance - * - * This function exists because DB is a facade class, which can't directly be used in the API - * without workarounds - * - * TODO: better solution - */ - static DB & get_db(); + //! Database + std::unique_ptr<void, std::function<void(void *)>> db = nullptr; }; } // namespace crepe diff --git a/src/crepe/api/SceneManager.cpp b/src/crepe/manager/SceneManager.cpp index 1f783ad..50a9fbb 100644 --- a/src/crepe/api/SceneManager.cpp +++ b/src/crepe/manager/SceneManager.cpp @@ -1,14 +1,15 @@ #include <algorithm> #include <memory> -#include "../ComponentManager.h" - +#include "ComponentManager.h" #include "SceneManager.h" using namespace crepe; using namespace std; -SceneManager::SceneManager(ComponentManager & mgr) : component_manager(mgr) {} +SceneManager::SceneManager(Mediator & mediator) : Manager(mediator) { + mediator.scene_manager = *this; +} void SceneManager::set_next_scene(const string & name) { next_scene = name; } @@ -26,7 +27,7 @@ void SceneManager::load_next_scene() { unique_ptr<Scene> & scene = *it; // Delete all components of the current scene - ComponentManager & mgr = this->component_manager; + ComponentManager & mgr = this->mediator.component_manager; mgr.delete_all_components(); // Load the new scene diff --git a/src/crepe/api/SceneManager.h b/src/crepe/manager/SceneManager.h index f6f62cd..e0955c2 100644 --- a/src/crepe/api/SceneManager.h +++ b/src/crepe/manager/SceneManager.h @@ -3,7 +3,9 @@ #include <memory> #include <vector> -#include "Scene.h" +#include "../api/Scene.h" + +#include "Manager.h" namespace crepe { @@ -15,10 +17,9 @@ class ComponentManager; * This class manages scenes. It can add new scenes and load them. It also manages the current scene * and the next scene. */ -class SceneManager { +class SceneManager : public Manager { public: - //! \param mgr Reference to the ComponentManager - SceneManager(ComponentManager & mgr); + SceneManager(Mediator & mediator); public: /** @@ -44,8 +45,6 @@ private: std::vector<std::unique_ptr<Scene>> scenes; //! Next scene to load std::string next_scene; - //! Reference to the ComponentManager - ComponentManager & component_manager; }; } // namespace crepe diff --git a/src/crepe/api/SceneManager.hpp b/src/crepe/manager/SceneManager.hpp index 5c8e417..dff4e51 100644 --- a/src/crepe/api/SceneManager.hpp +++ b/src/crepe/manager/SceneManager.hpp @@ -12,7 +12,7 @@ void SceneManager::add_scene(Args &&... args) { Scene * scene = new T(std::forward<Args>(args)...); unique_ptr<Scene> unique_scene(scene); - unique_scene->component_manager = this->component_manager; + unique_scene->mediator = this->mediator; this->scenes.emplace_back(std::move(unique_scene)); diff --git a/src/crepe/system/AISystem.cpp b/src/crepe/system/AISystem.cpp new file mode 100644 index 0000000..7f04432 --- /dev/null +++ b/src/crepe/system/AISystem.cpp @@ -0,0 +1,186 @@ +#include <algorithm> +#include <cmath> + +#include "api/LoopTimer.h" +#include "manager/ComponentManager.h" +#include "manager/Mediator.h" + +#include "AISystem.h" + +using namespace crepe; + +void AISystem::update() { + const Mediator & mediator = this->mediator; + ComponentManager & mgr = mediator.component_manager; + LoopTimer & timer = mediator.timer; + RefVector<AI> ai_components = mgr.get_components_by_type<AI>(); + + //TODO: Use fixed loop dt (this is not available at master at the moment) + double dt = timer.get_delta_time(); + + // Loop through all AI components + for (AI & ai : ai_components) { + if (!ai.active) { + continue; + } + + RefVector<Rigidbody> rigidbodies + = mgr.get_components_by_id<Rigidbody>(ai.game_object_id); + if (rigidbodies.empty()) { + throw std::runtime_error( + "AI component must be attached to a GameObject with a Rigidbody component"); + } + Rigidbody & rigidbody = rigidbodies.front().get(); + if (!rigidbody.active) { + continue; + } + if (rigidbody.data.mass <= 0) { + throw std::runtime_error("Mass must be greater than 0"); + } + + // Calculate the force to apply to the entity + vec2 force = this->calculate(ai, rigidbody); + // Calculate the acceleration (using the above calculated force) + vec2 acceleration = force / rigidbody.data.mass; + // Finally, update Rigidbody's velocity + rigidbody.data.linear_velocity += acceleration * dt; + } +} + +vec2 AISystem::calculate(AI & ai, const Rigidbody & rigidbody) { + const Mediator & mediator = this->mediator; + ComponentManager & mgr = mediator.component_manager; + RefVector<Transform> transforms = mgr.get_components_by_id<Transform>(ai.game_object_id); + Transform & transform = transforms.front().get(); + + vec2 force; + + // Run all the behaviors that are on, and stop if the force gets too high + if (ai.on(AI::BehaviorTypeMask::FLEE)) { + vec2 force_to_add = this->flee(ai, rigidbody, transform); + + if (!this->accumulate_force(ai, force, force_to_add)) { + return force; + } + } + if (ai.on(AI::BehaviorTypeMask::ARRIVE)) { + vec2 force_to_add = this->arrive(ai, rigidbody, transform); + + if (!this->accumulate_force(ai, force, force_to_add)) { + return force; + } + } + if (ai.on(AI::BehaviorTypeMask::SEEK)) { + vec2 force_to_add = this->seek(ai, rigidbody, transform); + + if (!this->accumulate_force(ai, force, force_to_add)) { + return force; + } + } + if (ai.on(AI::BehaviorTypeMask::PATH_FOLLOW)) { + vec2 force_to_add = this->path_follow(ai, rigidbody, transform); + + if (!this->accumulate_force(ai, force, force_to_add)) { + return force; + } + } + + return force; +} + +bool AISystem::accumulate_force(const AI & ai, vec2 & running_total, vec2 & force_to_add) { + float magnitude = running_total.length(); + float magnitude_remaining = ai.max_force - magnitude; + + if (magnitude_remaining <= 0.0f) { + // If the force is already at/above the max force, return false + return false; + } + + float magnitude_to_add = force_to_add.length(); + if (magnitude_to_add < magnitude_remaining) { + // If the force to add is less than the remaining force, add it + running_total += force_to_add; + } else { + // If the force to add is greater than the remaining force, add a fraction of it + force_to_add.normalize(); + running_total += force_to_add * magnitude_remaining; + } + + return true; +} + +vec2 AISystem::seek(const AI & ai, const Rigidbody & rigidbody, + const Transform & transform) const { + // Calculate the desired velocity + vec2 desired_velocity = ai.seek_target - transform.position; + desired_velocity.normalize(); + desired_velocity *= rigidbody.data.max_linear_velocity; + + return desired_velocity - rigidbody.data.linear_velocity; +} + +vec2 AISystem::flee(const AI & ai, const Rigidbody & rigidbody, + const Transform & transform) const { + // Calculate the desired velocity if the entity is within the panic distance + vec2 desired_velocity = transform.position - ai.flee_target; + if (desired_velocity.length_squared() > ai.square_flee_panic_distance) { + return vec2{0, 0}; + } + desired_velocity.normalize(); + desired_velocity *= rigidbody.data.max_linear_velocity; + + return desired_velocity - rigidbody.data.linear_velocity; +} + +vec2 AISystem::arrive(const AI & ai, const Rigidbody & rigidbody, + const Transform & transform) const { + // Calculate the desired velocity (taking into account the deceleration rate) + vec2 to_target = ai.arrive_target - transform.position; + float distance = to_target.length(); + if (distance > 0.0f) { + if (ai.arrive_deceleration <= 0.0f) { + throw std::runtime_error("Deceleration rate must be greater than 0"); + } + + float speed = distance / ai.arrive_deceleration; + speed = std::min(speed, rigidbody.data.max_linear_velocity.length()); + vec2 desired_velocity = to_target * (speed / distance); + + return desired_velocity - rigidbody.data.linear_velocity; + } + + return vec2{0, 0}; +} + +vec2 AISystem::path_follow(AI & ai, const Rigidbody & rigidbody, const Transform & transform) { + if (ai.path.empty()) { + return vec2{0, 0}; + } + + // Get the target node + vec2 target = ai.path.at(ai.path_index); + // Calculate the force to apply to the entity + vec2 to_target = target - transform.position; + if (to_target.length_squared() > ai.path_node_distance * ai.path_node_distance) { + // If the entity is not close enough to the target node, seek it + ai.seek_target = target; + ai.arrive_target = target; + } else { + // If the entity is close enough to the target node, move to the next node + ai.path_index++; + if (ai.path_index >= ai.path.size()) { + if (ai.path_loop) { + // If the path is looping, reset the path index + ai.path_index = 0; + } else { + // If the path is not looping, arrive at the last node + ai.path_index = ai.path.size() - 1; + return this->arrive(ai, rigidbody, transform); + } + } + } + + // Seek the target node + return this->seek(ai, rigidbody, transform); +} diff --git a/src/crepe/system/AISystem.h b/src/crepe/system/AISystem.h new file mode 100644 index 0000000..d5f8a8e --- /dev/null +++ b/src/crepe/system/AISystem.h @@ -0,0 +1,81 @@ +#pragma once + +#include "api/AI.h" +#include "api/Rigidbody.h" + +#include "System.h" +#include "api/Transform.h" +#include "types.h" + +namespace crepe { + +/** + * \brief The AISystem is used to control the movement of entities using AI. + * + * The AISystem is used to control the movement of entities using AI. The AISystem can be used to + * implement different behaviors such as seeking, fleeing, arriving, and path following. + */ +class AISystem : public System { +public: + using System::System; + + //! Update the AI system + void update() override; + +private: + /** + * \brief Calculate the total force to apply to the entity + * + * \param ai The AI component + * \param rigidbody The Rigidbody component + */ + vec2 calculate(AI & ai, const Rigidbody & rigidbody); + /** + * \brief Accumulate the force to apply to the entity + * + * \param ai The AI component + * \param running_total The running total of the force + * \param force_to_add The force to add + * \return true if the force was added, false otherwise + */ + bool accumulate_force(const AI & ai, vec2 & running_total, vec2 & force_to_add); + + /** + * \brief Calculate the seek force + * + * \param ai The AI component + * \param rigidbody The Rigidbody component + * \param transform The Transform component + * \return The seek force + */ + vec2 seek(const AI & ai, const Rigidbody & rigidbody, const Transform & transform) const; + /** + * \brief Calculate the flee force + * + * \param ai The AI component + * \param rigidbody The Rigidbody component + * \param transform The Transform component + * \return The flee force + */ + vec2 flee(const AI & ai, const Rigidbody & rigidbody, const Transform & transform) const; + /** + * \brief Calculate the arrive force + * + * \param ai The AI component + * \param rigidbody The Rigidbody component + * \param transform The Transform component + * \return The arrive force + */ + vec2 arrive(const AI & ai, const Rigidbody & rigidbody, const Transform & transform) const; + /** + * \brief Calculate the path follow force + * + * \param ai The AI component + * \param rigidbody The Rigidbody component + * \param transform The Transform component + * \return The path follow force + */ + vec2 path_follow(AI & ai, const Rigidbody & rigidbody, const Transform & transform); +}; + +} // namespace crepe diff --git a/src/crepe/system/AnimatorSystem.cpp b/src/crepe/system/AnimatorSystem.cpp index 4c40940..d61ba35 100644 --- a/src/crepe/system/AnimatorSystem.cpp +++ b/src/crepe/system/AnimatorSystem.cpp @@ -1,24 +1,39 @@ -#include <cstdint> -#include "api/Animator.h" -#include "facade/SDLContext.h" + +#include "../api/Animator.h" +#include "../manager/ComponentManager.h" +#include "api/LoopTimer.h" #include "AnimatorSystem.h" -#include "ComponentManager.h" using namespace crepe; void AnimatorSystem::update() { - ComponentManager & mgr = this->component_manager; - + ComponentManager & mgr = this->mediator.component_manager; + LoopTimer & timer = this->mediator.timer; RefVector<Animator> animations = mgr.get_components_by_type<Animator>(); - uint64_t tick = SDLContext::get_instance().get_ticks(); + double elapsed_time = timer.get_current_time(); + for (Animator & a : animations) { if (!a.active) continue; - // (10 frames per second) - a.curr_row = (tick / 100) % a.row; - a.spritesheet.mask.x = (a.curr_row * a.spritesheet.mask.w) + a.curr_col; - a.spritesheet.mask = a.spritesheet.mask; + + Animator::Data & ctx = a.data; + float frame_duration = 1.0f / ctx.fps; + + int last_frame = ctx.row; + + int cycle_end = (ctx.cycle_end == -1) ? a.grid_size.x : ctx.cycle_end; + int total_frames = cycle_end - ctx.cycle_start; + + int curr_frame = static_cast<int>(elapsed_time / frame_duration) % total_frames; + + ctx.row = ctx.cycle_start + curr_frame; + a.spritesheet.mask.x = ctx.row * a.spritesheet.mask.w; + a.spritesheet.mask.y = (ctx.col * a.spritesheet.mask.h); + + if (!ctx.looping && curr_frame == ctx.cycle_start && last_frame == total_frames - 1) { + a.active = false; + } } } diff --git a/src/crepe/system/AnimatorSystem.h b/src/crepe/system/AnimatorSystem.h index f8179a9..7d3f565 100644 --- a/src/crepe/system/AnimatorSystem.h +++ b/src/crepe/system/AnimatorSystem.h @@ -2,9 +2,6 @@ #include "System.h" -//TODO: -// control if flip works with animation system - namespace crepe { /** diff --git a/src/crepe/system/AudioSystem.cpp b/src/crepe/system/AudioSystem.cpp new file mode 100644 index 0000000..b1aa0f8 --- /dev/null +++ b/src/crepe/system/AudioSystem.cpp @@ -0,0 +1,62 @@ +#include "AudioSystem.h" + +#include "../manager/ComponentManager.h" +#include "../manager/ResourceManager.h" +#include "../types.h" + +using namespace crepe; +using namespace std; + +void AudioSystem::update() { + ComponentManager & component_manager = this->mediator.component_manager; + ResourceManager & resource_manager = this->mediator.resource_manager; + RefVector<AudioSource> components + = component_manager.get_components_by_type<AudioSource>(); + + for (AudioSource & component : components) { + Sound & resource = resource_manager.get<Sound>(component.source); + + this->diff_update(component, resource); + + this->update_last(component); + } +} + +void AudioSystem::diff_update(AudioSource & component, Sound & resource) { + SoundContext & context = this->get_context(); + + if (component.active != component.last_active) { + if (!component.active) { + context.stop(component.voice); + return; + } + if (component.play_on_awake) component.oneshot_play = true; + } + if (!component.active) return; + + if (component.oneshot_play) { + component.voice = context.play(resource); + component.oneshot_play = false; + } + if (component.oneshot_stop) { + context.stop(component.voice); + component.oneshot_stop = false; + } + if (component.volume != component.last_volume) { + context.set_volume(component.voice, component.volume); + } + if (component.loop != component.last_loop) { + context.set_loop(component.voice, component.loop); + } +} + +void AudioSystem::update_last(AudioSource & component) { + component.last_active = component.active; + component.last_loop = component.loop; + component.last_volume = component.volume; +} + +SoundContext & AudioSystem::get_context() { + if (this->context == nullptr) this->context = make_unique<SoundContext>(); + return *this->context.get(); +} diff --git a/src/crepe/system/AudioSystem.h b/src/crepe/system/AudioSystem.h new file mode 100644 index 0000000..2ddc443 --- /dev/null +++ b/src/crepe/system/AudioSystem.h @@ -0,0 +1,51 @@ +#pragma once + +#include "../api/AudioSource.h" +#include "../facade/Sound.h" +#include "../facade/SoundContext.h" + +#include "System.h" + +namespace crepe { + +class AudioSystem : public System { +public: + using System::System; + void update() override; + +private: + /** + * \brief Update `last_*` members of \c component + * + * Copies all component properties stored for comparison between AudioSystem::update() calls + * + * \param component AudioSource component to update + */ + void update_last(AudioSource & component); + + /** + * \brief Compare update component + * + * Compares properties of \c component and \c data, and calls SoundContext functions where + * applicable. + * + * \param component AudioSource component to update + * \param resource Sound instance for AudioSource's Asset + */ + void diff_update(AudioSource & component, Sound & resource); + +protected: + /** + * \brief Get SoundContext + * + * SoundContext is retrieved through this function instead of being a direct member of + * AudioSystem to aid with testability. + */ + virtual SoundContext & get_context(); + +private: + //! SoundContext + std::unique_ptr<SoundContext> context = nullptr; +}; + +} // namespace crepe diff --git a/src/crepe/system/CMakeLists.txt b/src/crepe/system/CMakeLists.txt index d658b25..0e2db76 100644 --- a/src/crepe/system/CMakeLists.txt +++ b/src/crepe/system/CMakeLists.txt @@ -5,7 +5,10 @@ target_sources(crepe PUBLIC PhysicsSystem.cpp CollisionSystem.cpp RenderSystem.cpp + AudioSystem.cpp AnimatorSystem.cpp + InputSystem.cpp + AISystem.cpp ) target_sources(crepe PUBLIC FILE_SET HEADERS FILES @@ -14,5 +17,8 @@ target_sources(crepe PUBLIC FILE_SET HEADERS FILES PhysicsSystem.h CollisionSystem.h RenderSystem.h + AudioSystem.h AnimatorSystem.h + InputSystem.h + AISystem.h ) diff --git a/src/crepe/system/CollisionSystem.cpp b/src/crepe/system/CollisionSystem.cpp index c74ca1d..44a0431 100644 --- a/src/crepe/system/CollisionSystem.cpp +++ b/src/crepe/system/CollisionSystem.cpp @@ -1,5 +1,551 @@ +#include <algorithm> +#include <cmath> +#include <cstddef> +#include <functional> +#include <optional> +#include <utility> +#include <variant> + +#include "../manager/ComponentManager.h" +#include "../manager/EventManager.h" +#include "api/BoxCollider.h" +#include "api/CircleCollider.h" +#include "api/Event.h" +#include "api/Metadata.h" +#include "api/Rigidbody.h" +#include "api/Transform.h" +#include "api/Vector2.h" + +#include "Collider.h" #include "CollisionSystem.h" +#include "types.h" +#include "util/OptionalRef.h" using namespace crepe; -void CollisionSystem::update() {} +void CollisionSystem::update() { + std::vector<CollisionInternal> all_colliders; + game_object_id_t id = 0; + ComponentManager & mgr = this->mediator.component_manager; + RefVector<Rigidbody> rigidbodies = mgr.get_components_by_type<Rigidbody>(); + // Collisions can only happen on object with a rigidbody + for (Rigidbody & rigidbody : rigidbodies) { + if (!rigidbody.active) continue; + id = rigidbody.game_object_id; + Transform & transform = mgr.get_components_by_id<Transform>(id).front().get(); + // Check if the boxcollider is active and has the same id as the rigidbody. + RefVector<BoxCollider> boxcolliders = mgr.get_components_by_type<BoxCollider>(); + for (BoxCollider & boxcollider : boxcolliders) { + if (boxcollider.game_object_id != id) continue; + if (!boxcollider.active) continue; + all_colliders.push_back({.id = id, + .collider = collider_variant{boxcollider}, + .transform = transform, + .rigidbody = rigidbody}); + } + // Check if the circlecollider is active and has the same id as the rigidbody. + RefVector<CircleCollider> circlecolliders + = mgr.get_components_by_type<CircleCollider>(); + for (CircleCollider & circlecollider : circlecolliders) { + if (circlecollider.game_object_id != id) continue; + if (!circlecollider.active) continue; + all_colliders.push_back({.id = id, + .collider = collider_variant{circlecollider}, + .transform = transform, + .rigidbody = rigidbody}); + } + } + + // Check between all colliders if there is a collision + std::vector<std::pair<CollisionInternal, CollisionInternal>> collided + = this->gather_collisions(all_colliders); + + // For both objects call the collision handler + for (auto & collision_pair : collided) { + this->collision_handler_request(collision_pair.first, collision_pair.second); + this->collision_handler_request(collision_pair.second, collision_pair.first); + } +} + +void CollisionSystem::collision_handler_request(CollisionInternal & this_data, + CollisionInternal & other_data) { + + CollisionInternalType type + = this->get_collider_type(this_data.collider, other_data.collider); + std::pair<vec2, CollisionSystem::Direction> resolution_data + = this->collision_handler(this_data, other_data, type); + ComponentManager & mgr = this->mediator.component_manager; + OptionalRef<Metadata> this_metadata + = mgr.get_components_by_id<Metadata>(this_data.id).front().get(); + OptionalRef<Metadata> other_metadata + = mgr.get_components_by_id<Metadata>(other_data.id).front().get(); + OptionalRef<Collider> this_collider; + OptionalRef<Collider> other_collider; + switch (type) { + case CollisionInternalType::BOX_BOX: { + this_collider = std::get<std::reference_wrapper<BoxCollider>>(this_data.collider); + other_collider + = std::get<std::reference_wrapper<BoxCollider>>(other_data.collider); + break; + } + case CollisionInternalType::BOX_CIRCLE: { + this_collider = std::get<std::reference_wrapper<BoxCollider>>(this_data.collider); + other_collider + = std::get<std::reference_wrapper<CircleCollider>>(other_data.collider); + break; + } + case CollisionInternalType::CIRCLE_BOX: { + this_collider + = std::get<std::reference_wrapper<CircleCollider>>(this_data.collider); + other_collider + = std::get<std::reference_wrapper<BoxCollider>>(other_data.collider); + break; + } + case CollisionInternalType::CIRCLE_CIRCLE: { + this_collider + = std::get<std::reference_wrapper<CircleCollider>>(this_data.collider); + other_collider + = std::get<std::reference_wrapper<CircleCollider>>(other_data.collider); + break; + } + } + + // collision info + crepe::CollisionSystem::CollisionInfo collision_info{ + .this_collider = this_collider, + .this_transform = this_data.transform, + .this_rigidbody = this_data.rigidbody, + .this_metadata = this_metadata, + .other_collider = other_collider, + .other_transform = other_data.transform, + .other_rigidbody = other_data.rigidbody, + .other_metadata = other_metadata, + .resolution = resolution_data.first, + .resolution_direction = resolution_data.second, + }; + + // Determine if static needs to be called + this->determine_collision_handler(collision_info); +} + +std::pair<vec2, CollisionSystem::Direction> +CollisionSystem::collision_handler(CollisionInternal & data1, CollisionInternal & data2, + CollisionInternalType type) { + vec2 resolution; + switch (type) { + case CollisionInternalType::BOX_BOX: { + const BoxCollider & collider1 + = std::get<std::reference_wrapper<BoxCollider>>(data1.collider); + const BoxCollider & collider2 + = std::get<std::reference_wrapper<BoxCollider>>(data2.collider); + vec2 collider_pos1 = this->get_current_position(collider1.offset, data1.transform, + data1.rigidbody); + vec2 collider_pos2 = this->get_current_position(collider2.offset, data2.transform, + data2.rigidbody); + resolution = this->get_box_box_resolution(collider1, collider2, collider_pos1, + collider_pos2); + break; + } + case CollisionInternalType::BOX_CIRCLE: { + const BoxCollider & collider1 + = std::get<std::reference_wrapper<BoxCollider>>(data1.collider); + const CircleCollider & collider2 + = std::get<std::reference_wrapper<CircleCollider>>(data2.collider); + vec2 collider_pos1 = this->get_current_position(collider1.offset, data1.transform, + data1.rigidbody); + vec2 collider_pos2 = this->get_current_position(collider2.offset, data2.transform, + data2.rigidbody); + resolution = -this->get_circle_box_resolution(collider2, collider1, collider_pos2, + collider_pos1); + break; + } + case CollisionInternalType::CIRCLE_CIRCLE: { + const CircleCollider & collider1 + = std::get<std::reference_wrapper<CircleCollider>>(data1.collider); + const CircleCollider & collider2 + = std::get<std::reference_wrapper<CircleCollider>>(data2.collider); + vec2 collider_pos1 = this->get_current_position(collider1.offset, data1.transform, + data1.rigidbody); + vec2 collider_pos2 = this->get_current_position(collider2.offset, data2.transform, + data2.rigidbody); + resolution = this->get_circle_circle_resolution(collider1, collider2, + collider_pos1, collider_pos2); + break; + } + case CollisionInternalType::CIRCLE_BOX: { + const CircleCollider & collider1 + = std::get<std::reference_wrapper<CircleCollider>>(data1.collider); + const BoxCollider & collider2 + = std::get<std::reference_wrapper<BoxCollider>>(data2.collider); + vec2 collider_pos1 = this->get_current_position(collider1.offset, data1.transform, + data1.rigidbody); + vec2 collider_pos2 = this->get_current_position(collider2.offset, data2.transform, + data2.rigidbody); + resolution = this->get_circle_box_resolution(collider1, collider2, collider_pos1, + collider_pos2); + break; + } + } + + Direction resolution_direction = Direction::NONE; + if (resolution.x != 0 && resolution.y != 0) { + resolution_direction = Direction::BOTH; + } else if (resolution.x != 0) { + resolution_direction = Direction::X_DIRECTION; + if (data1.rigidbody.data.linear_velocity.y != 0) + resolution.y = data1.rigidbody.data.linear_velocity.y + * (resolution.x / data1.rigidbody.data.linear_velocity.x); + } else if (resolution.y != 0) { + resolution_direction = Direction::Y_DIRECTION; + if (data1.rigidbody.data.linear_velocity.x != 0) + resolution.x = data1.rigidbody.data.linear_velocity.x + * (resolution.y / data1.rigidbody.data.linear_velocity.y); + } + + return std::make_pair(resolution, resolution_direction); +} + +vec2 CollisionSystem::get_box_box_resolution(const BoxCollider & box_collider1, + const BoxCollider & box_collider2, + const vec2 & final_position1, + const vec2 & final_position2) const { + vec2 resolution; // Default resolution vector + vec2 delta = final_position2 - final_position1; + + // Compute half-dimensions of the boxes + float half_width1 = box_collider1.dimensions.x / 2.0; + float half_height1 = box_collider1.dimensions.y / 2.0; + float half_width2 = box_collider2.dimensions.x / 2.0; + float half_height2 = box_collider2.dimensions.y / 2.0; + + // Calculate overlaps along X and Y axes + float overlap_x = (half_width1 + half_width2) - std::abs(delta.x); + float overlap_y = (half_height1 + half_height2) - std::abs(delta.y); + + // Check if there is a collision should always be true + if (overlap_x > 0 && overlap_y > 0) { + // Determine the direction of resolution + if (overlap_x < overlap_y) { + // Resolve along the X-axis (smallest overlap) + resolution.x = (delta.x > 0) ? -overlap_x : overlap_x; + } else if (overlap_y < overlap_x) { + // Resolve along the Y-axis (smallest overlap) + resolution.y = (delta.y > 0) ? -overlap_y : overlap_y; + } else { + // Equal overlap, resolve both directions with preference + resolution.x = (delta.x > 0) ? -overlap_x : overlap_x; + resolution.y = (delta.y > 0) ? -overlap_y : overlap_y; + } + } + + return resolution; +} + +vec2 CollisionSystem::get_circle_circle_resolution(const CircleCollider & circle_collider1, + const CircleCollider & circle_collider2, + const vec2 & final_position1, + const vec2 & final_position2) const { + vec2 delta = final_position2 - final_position1; + + // Compute the distance between the two circle centers + float distance = std::sqrt(delta.x * delta.x + delta.y * delta.y); + + // Compute the combined radii of the two circles + float combined_radius = circle_collider1.radius + circle_collider2.radius; + + // Compute the penetration depth + float penetration_depth = combined_radius - distance; + + // Normalize the delta vector to get the collision direction + vec2 collision_normal = delta / distance; + + // Compute the resolution vector + vec2 resolution = -collision_normal * penetration_depth; + + return resolution; +} + +vec2 CollisionSystem::get_circle_box_resolution(const CircleCollider & circle_collider, + const BoxCollider & box_collider, + const vec2 & circle_position, + const vec2 & box_position) const { + vec2 delta = circle_position - box_position; + + // Compute half-dimensions of the box + float half_width = box_collider.dimensions.x / 2.0f; + float half_height = box_collider.dimensions.y / 2.0f; + + // Clamp circle center to the nearest point on the box + vec2 closest_point; + closest_point.x = std::clamp(delta.x, -half_width, half_width); + closest_point.y = std::clamp(delta.y, -half_height, half_height); + + // Find the vector from the circle center to the closest point + vec2 closest_delta = delta - closest_point; + + // Normalize the delta to get the collision direction + float distance + = std::sqrt(closest_delta.x * closest_delta.x + closest_delta.y * closest_delta.y); + vec2 collision_normal = closest_delta / distance; + + // Compute penetration depth + float penetration_depth = circle_collider.radius - distance; + + // Compute the resolution vector + vec2 resolution = collision_normal * penetration_depth; + + return resolution; +} + +void CollisionSystem::determine_collision_handler(CollisionInfo & info) { + // Check rigidbody type for static + if (info.this_rigidbody.data.body_type == Rigidbody::BodyType::STATIC) return; + // If second body is static perform the static collision handler in this system + if (info.other_rigidbody.data.body_type == Rigidbody::BodyType::STATIC) { + this->static_collision_handler(info); + }; + // Call collision event for user + CollisionEvent data(info); + EventManager & emgr = this->mediator.event_manager; + emgr.trigger_event<CollisionEvent>(data, info.this_collider.game_object_id); +} + +void CollisionSystem::static_collision_handler(CollisionInfo & info) { + // Move object back using calculate move back value + info.this_transform.position += info.resolution; + + // If bounce is enabled mirror velocity + if (info.this_rigidbody.data.elastisity_coefficient > 0) { + if (info.resolution_direction == Direction::BOTH) { + info.this_rigidbody.data.linear_velocity.y + = -info.this_rigidbody.data.linear_velocity.y + * info.this_rigidbody.data.elastisity_coefficient; + info.this_rigidbody.data.linear_velocity.x + = -info.this_rigidbody.data.linear_velocity.x + * info.this_rigidbody.data.elastisity_coefficient; + } else if (info.resolution_direction == Direction::Y_DIRECTION) { + info.this_rigidbody.data.linear_velocity.y + = -info.this_rigidbody.data.linear_velocity.y + * info.this_rigidbody.data.elastisity_coefficient; + } else if (info.resolution_direction == Direction::X_DIRECTION) { + info.this_rigidbody.data.linear_velocity.x + = -info.this_rigidbody.data.linear_velocity.x + * info.this_rigidbody.data.elastisity_coefficient; + } + } + // Stop movement if bounce is disabled + else { + info.this_rigidbody.data.linear_velocity = {0, 0}; + } +} + +std::vector<std::pair<CollisionSystem::CollisionInternal, CollisionSystem::CollisionInternal>> +CollisionSystem::gather_collisions(std::vector<CollisionInternal> & colliders) { + + // TODO: + // If no colliders skip + // Check if colliders has rigidbody if not skip + + // TODO: + // If amount is higer than lets say 16 for now use quadtree otwerwise skip + // Quadtree code + // Quadtree is placed over the input vector + + // Return data of collided colliders which are variants + std::vector<std::pair<CollisionInternal, CollisionInternal>> collisions_ret; + //using visit to visit the variant to access the active and id. + for (size_t i = 0; i < colliders.size(); ++i) { + for (size_t j = i + 1; j < colliders.size(); ++j) { + if (colliders[i].id == colliders[j].id) continue; + if (!have_common_layer(colliders[i].rigidbody.data.collision_layers, + colliders[j].rigidbody.data.collision_layers)) + continue; + CollisionInternalType type + = get_collider_type(colliders[i].collider, colliders[j].collider); + if (!get_collision( + { + .collider = colliders[i].collider, + .transform = colliders[i].transform, + .rigidbody = colliders[i].rigidbody, + }, + { + .collider = colliders[j].collider, + .transform = colliders[j].transform, + .rigidbody = colliders[j].rigidbody, + }, + type)) + continue; + collisions_ret.emplace_back(colliders[i], colliders[j]); + } + } + + return collisions_ret; +} + +bool CollisionSystem::have_common_layer(const std::set<int> & layers1, + const std::set<int> & layers2) { + + // Check if any number is equal in the layers + for (int num : layers1) { + if (layers2.contains(num)) { + // Common layer found + return true; + break; + } + } + // No common layer found + return false; +} + +CollisionSystem::CollisionInternalType +CollisionSystem::get_collider_type(const collider_variant & collider1, + const collider_variant & collider2) const { + if (std::holds_alternative<std::reference_wrapper<CircleCollider>>(collider1)) { + if (std::holds_alternative<std::reference_wrapper<CircleCollider>>(collider2)) { + return CollisionInternalType::CIRCLE_CIRCLE; + } else { + return CollisionInternalType::CIRCLE_BOX; + } + } else { + if (std::holds_alternative<std::reference_wrapper<CircleCollider>>(collider2)) { + return CollisionInternalType::BOX_CIRCLE; + } else { + return CollisionInternalType::BOX_BOX; + } + } +} + +bool CollisionSystem::get_collision(const CollisionInternal & first_info, + const CollisionInternal & second_info, + CollisionInternalType type) const { + switch (type) { + case CollisionInternalType::BOX_BOX: { + const BoxCollider & box_collider1 + = std::get<std::reference_wrapper<BoxCollider>>(first_info.collider); + const BoxCollider & box_collider2 + = std::get<std::reference_wrapper<BoxCollider>>(second_info.collider); + return this->get_box_box_collision(box_collider1, box_collider2, + first_info.transform, second_info.transform, + second_info.rigidbody, second_info.rigidbody); + } + case CollisionInternalType::BOX_CIRCLE: { + const BoxCollider & box_collider + = std::get<std::reference_wrapper<BoxCollider>>(first_info.collider); + const CircleCollider & circle_collider + = std::get<std::reference_wrapper<CircleCollider>>(second_info.collider); + return this->get_box_circle_collision( + box_collider, circle_collider, first_info.transform, second_info.transform, + second_info.rigidbody, second_info.rigidbody); + } + case CollisionInternalType::CIRCLE_CIRCLE: { + const CircleCollider & circle_collider1 + = std::get<std::reference_wrapper<CircleCollider>>(first_info.collider); + const CircleCollider & circle_collider2 + = std::get<std::reference_wrapper<CircleCollider>>(second_info.collider); + return this->get_circle_circle_collision( + circle_collider1, circle_collider2, first_info.transform, + second_info.transform, second_info.rigidbody, second_info.rigidbody); + } + case CollisionInternalType::CIRCLE_BOX: { + const CircleCollider & circle_collider + = std::get<std::reference_wrapper<CircleCollider>>(first_info.collider); + const BoxCollider & box_collider + = std::get<std::reference_wrapper<BoxCollider>>(second_info.collider); + return this->get_box_circle_collision( + box_collider, circle_collider, first_info.transform, second_info.transform, + second_info.rigidbody, second_info.rigidbody); + } + } + return false; +} + +bool CollisionSystem::get_box_box_collision(const BoxCollider & box1, const BoxCollider & box2, + const Transform & transform1, + const Transform & transform2, + const Rigidbody & rigidbody1, + const Rigidbody & rigidbody2) const { + // Get current positions of colliders + vec2 final_position1 = this->get_current_position(box1.offset, transform1, rigidbody1); + vec2 final_position2 = this->get_current_position(box2.offset, transform2, rigidbody2); + + // Calculate half-extents (half width and half height) + float half_width1 = box1.dimensions.x / 2.0; + float half_height1 = box1.dimensions.y / 2.0; + float half_width2 = box2.dimensions.x / 2.0; + float half_height2 = box2.dimensions.y / 2.0; + + // Check if the boxes overlap along the X and Y axes + return (final_position1.x + half_width1 > final_position2.x - half_width2 + && final_position1.x - half_width1 < final_position2.x + half_width2 + && final_position1.y + half_height1 > final_position2.y - half_height2 + && final_position1.y - half_height1 < final_position2.y + half_height2); +} + +bool CollisionSystem::get_box_circle_collision(const BoxCollider & box1, + const CircleCollider & circle2, + const Transform & transform1, + const Transform & transform2, + const Rigidbody & rigidbody1, + const Rigidbody & rigidbody2) const { + // Get current positions of colliders + vec2 final_position1 = this->get_current_position(box1.offset, transform1, rigidbody1); + vec2 final_position2 = this->get_current_position(circle2.offset, transform2, rigidbody2); + + // Calculate box half-extents + float half_width = box1.dimensions.x / 2.0; + float half_height = box1.dimensions.y / 2.0; + + // Find the closest point on the box to the circle's center + float closest_x = std::max(final_position1.x - half_width, + std::min(final_position2.x, final_position1.x + half_width)); + float closest_y = std::max(final_position1.y - half_height, + std::min(final_position2.y, final_position1.y + half_height)); + + // Calculate the distance squared between the circle's center and the closest point on the box + float distance_x = final_position2.x - closest_x; + float distance_y = final_position2.y - closest_y; + float distance_squared = distance_x * distance_x + distance_y * distance_y; + + // Compare distance squared with the square of the circle's radius + return distance_squared < circle2.radius * circle2.radius; +} + +bool CollisionSystem::get_circle_circle_collision(const CircleCollider & circle1, + const CircleCollider & circle2, + const Transform & transform1, + const Transform & transform2, + const Rigidbody & rigidbody1, + const Rigidbody & rigidbody2) const { + // Get current positions of colliders + vec2 final_position1 = this->get_current_position(circle1.offset, transform1, rigidbody1); + vec2 final_position2 = this->get_current_position(circle2.offset, transform2, rigidbody2); + + float distance_x = final_position1.x - final_position2.x; + float distance_y = final_position1.y - final_position2.y; + float distance_squared = distance_x * distance_x + distance_y * distance_y; + + // Calculate the sum of the radii + float radius_sum = circle1.radius + circle2.radius; + + // Check if the distance between the centers is less than or equal to the sum of the radii + return distance_squared < radius_sum * radius_sum; +} + +vec2 CollisionSystem::get_current_position(const vec2 & collider_offset, + const Transform & transform, + const Rigidbody & rigidbody) const { + // Get the rotation in radians + float radians1 = transform.rotation * (M_PI / 180.0); + + // Calculate total offset with scale + vec2 total_offset = (rigidbody.data.offset + collider_offset) * transform.scale; + + // Rotate + float rotated_total_offset_x1 + = total_offset.x * cos(radians1) - total_offset.y * sin(radians1); + float rotated_total_offset_y1 + = total_offset.x * sin(radians1) + total_offset.y * cos(radians1); + + // Final positions considering scaling and rotation + return (transform.position + vec2(rotated_total_offset_x1, rotated_total_offset_y1)); +} diff --git a/src/crepe/system/CollisionSystem.h b/src/crepe/system/CollisionSystem.h index c1a70d8..5b136c6 100644 --- a/src/crepe/system/CollisionSystem.h +++ b/src/crepe/system/CollisionSystem.h @@ -1,13 +1,311 @@ #pragma once +#include <optional> +#include <variant> +#include <vector> + +#include "api/BoxCollider.h" +#include "api/CircleCollider.h" +#include "api/Event.h" +#include "api/Metadata.h" +#include "api/Rigidbody.h" +#include "api/Transform.h" +#include "api/Vector2.h" + +#include "Collider.h" #include "System.h" namespace crepe { +//! A system responsible for detecting and handling collisions between colliders. class CollisionSystem : public System { public: using System::System; + +private: + //! A variant type that can hold either a BoxCollider or a CircleCollider. + using collider_variant = std::variant<std::reference_wrapper<BoxCollider>, + std::reference_wrapper<CircleCollider>>; + + //! Enum representing the types of collider pairs for collision detection. + enum class CollisionInternalType { + BOX_BOX, + CIRCLE_CIRCLE, + BOX_CIRCLE, + CIRCLE_BOX, + }; + + /** + * \brief A structure to store the collision data of a single collider. + * + * This structure all components and id that are for needed within this system when calculating or handeling collisions. + * The transform and rigidbody are mostly needed for location and rotation. + * In rigidbody additional info is written about what the body of the object is, + * and how it should respond on a collision. + */ + struct CollisionInternal { + game_object_id_t id = 0; + collider_variant collider; + Transform & transform; + Rigidbody & rigidbody; + }; + + //! Enum representing movement directions during collision resolution. + enum class Direction { + //! No movement required. + NONE, + //! Movement in the X direction. + X_DIRECTION, + //! Movement in the Y direction. + Y_DIRECTION, + //! Movement in both X and Y directions. + BOTH + }; + +public: + /** + * \brief Structure representing detailed collision information between two colliders. + * + * Includes information about the colliding objects and the resolution data for handling the collision. + */ + struct CollisionInfo { + Collider & this_collider; + Transform & this_transform; + Rigidbody & this_rigidbody; + Metadata & this_metadata; + Collider & other_collider; + Transform & other_transform; + Rigidbody & other_rigidbody; + Metadata & other_metadata; + //! The resolution vector for the collision. + vec2 resolution; + //! The direction of movement for resolving the collision. + Direction resolution_direction = Direction::NONE; + }; + +public: + //! Updates the collision system by checking for collisions between colliders and handling them. void update() override; + +private: + /** + * \brief Determines the type of collider pair from two colliders. + * + * Uses std::holds_alternative to identify the types of the provided colliders. + * + * \param collider1 First collider variant (BoxCollider or CircleCollider). + * \param collider2 Second collider variant (BoxCollider or CircleCollider). + * \return The combined type of the two colliders. + */ + CollisionInternalType get_collider_type(const collider_variant & collider1, + const collider_variant & collider2) const; + + /** + * \brief Calculates the current position of a collider. + * + * Combines the Collider offset, Transform position, and Rigidbody offset to compute the position of the collider. + * + * \param collider_offset The offset of the collider. + * \param transform The Transform of the associated game object. + * \param rigidbody The Rigidbody of the associated game object. + * \return The calculated position of the collider. + */ + vec2 get_current_position(const vec2 & collider_offset, const Transform & transform, + const Rigidbody & rigidbody) const; + +private: + /** + * \brief Handles collision resolution between two colliders. + * + * Processes collision data and adjusts objects to resolve collisions and/or calls the user oncollision script function. + * + * \param data1 Collision data for the first collider. + * \param data2 Collision data for the second collider. + */ + void collision_handler_request(CollisionInternal & data1, CollisionInternal & data2); + + /** + * \brief Resolves collision between two colliders and calculates the movement required. + * + * Determines the displacement and direction needed to separate colliders based on their types. + * + * \param data1 Collision data for the first collider. + * \param data2 Collision data for the second collider. + * \param type The type of collider pair. + * \return A pair containing the resolution vector and direction for the first collider. + */ + std::pair<vec2, Direction> collision_handler(CollisionInternal & data1, + CollisionInternal & data2, + CollisionInternalType type); + + /** + * \brief Calculates the resolution vector for two BoxColliders. + * + * Computes the displacement required to separate two overlapping BoxColliders. + * + * \param box_collider1 The first BoxCollider. + * \param box_collider2 The second BoxCollider. + * \param position1 The position of the first BoxCollider. + * \param position2 The position of the second BoxCollider. + * \return The resolution vector for the collision. + */ + vec2 get_box_box_resolution(const BoxCollider & box_collider1, + const BoxCollider & box_collider2, const vec2 & position1, + const vec2 & position2) const; + + /** + * \brief Calculates the resolution vector for two CircleCollider. + * + * Computes the displacement required to separate two overlapping CircleCollider. + * + * \param circle_collider1 The first CircleCollider. + * \param circle_collider2 The second CircleCollider. + * \param final_position1 The position of the first CircleCollider. + * \param final_position2 The position of the second CircleCollider. + * \return The resolution vector for the collision. + */ + vec2 get_circle_circle_resolution(const CircleCollider & circle_collider1, + const CircleCollider & circle_collider2, + const vec2 & final_position1, + const vec2 & final_position2) const; + + /** + * \brief Calculates the resolution vector for two CircleCollider. + * + * Computes the displacement required to separate two overlapping CircleCollider. + * + * \param circle_collider The first CircleCollider. + * \param box_collider The second CircleCollider. + * \param circle_position The position of the CircleCollider. + * \param box_position The position of the BoxCollider. + * \return The resolution vector for the collision. + */ + vec2 get_circle_box_resolution(const CircleCollider & circle_collider, + const BoxCollider & box_collider, + const vec2 & circle_position, + const vec2 & box_position) const; + + /** + * \brief Determines the appropriate collision handler for a collision. + * + * Decides the correct resolution process based on the dynamic or static nature of the colliders involved. + * + * \param info Collision information containing data about both colliders. + */ + void determine_collision_handler(CollisionInfo & info); + + /** + * \brief Handles collisions involving static objects. + * + * Resolves collisions by adjusting positions and modifying velocities if bounce is enabled. + * + * \param info Collision information containing data about both colliders. + */ + void static_collision_handler(CollisionInfo & info); + +private: + /** + * \brief Checks for collisions between colliders. + * + * Identifies collisions and generates pairs of colliding objects for further processing. + * + * \param colliders A collection of all active colliders. + * \return A list of collision pairs with their associated data. + */ + std::vector<std::pair<CollisionInternal, CollisionInternal>> + gather_collisions(std::vector<CollisionInternal> & colliders); + + /** + * \brief Checks if two collision layers have at least one common layer. + * + * This function checks if there is any overlapping layer between the two inputs. + * It compares each layer from the first input to see + * if it exists in the second input. If at least one common layer is found, + * the function returns true, indicating that the two colliders share a common + * collision layer. + * + * \param layers1 all collision layers for the first collider. + * \param layers2 all collision layers for the second collider. + * \return Returns true if there is at least one common layer, false otherwise. + */ + + bool have_common_layer(const std::set<int> & layers1, const std::set<int> & layers2); + + /** + * \brief Checks for collision between two colliders. + * + * Calls the appropriate collision detection function based on the collider types. + * + * \param first_info Collision data for the first collider. + * \param second_info Collision data for the second collider. + * \param type The type of collider pair. + * \return True if a collision is detected, otherwise false. + */ + bool get_collision(const CollisionInternal & first_info, + const CollisionInternal & second_info, + CollisionInternalType type) const; + + /** + * \brief Detects collisions between two BoxColliders. + * + * \param box1 The first BoxCollider. + * \param box2 The second BoxCollider. + * \param transform1 Transform of the first object. + * \param transform2 Transform of the second object. + * \param rigidbody1 Rigidbody of the first object. + * \param rigidbody2 Rigidbody of the second object. + * \return True if a collision is detected, otherwise false. + */ + bool get_box_box_collision(const BoxCollider & box1, const BoxCollider & box2, + const Transform & transform1, const Transform & transform2, + const Rigidbody & rigidbody1, + const Rigidbody & rigidbody2) const; + + /** + * \brief Check collision for box on circle collider + * + * \param box1 The BoxCollider + * \param circle2 The CircleCollider + * \param transform1 Transform of the first object. + * \param transform2 Transform of the second object. + * \param rigidbody1 Rigidbody of the first object. + * \param rigidbody2 Rigidbody of the second object. + * \return True if a collision is detected, otherwise false. + */ + bool get_box_circle_collision(const BoxCollider & box1, const CircleCollider & circle2, + const Transform & transform1, const Transform & transform2, + const Rigidbody & rigidbody1, + const Rigidbody & rigidbody2) const; + + /** + * \brief Check collision for circle on circle collider + * + * \param circle1 First CircleCollider + * \param circle2 Second CircleCollider + * \param transform1 Transform of the first object. + * \param transform2 Transform of the second object. + * \param rigidbody1 Rigidbody of the first object. + * \param rigidbody2 Rigidbody of the second object. + * \return True if a collision is detected, otherwise false. + * + * \return status of collision + */ + bool get_circle_circle_collision(const CircleCollider & circle1, + const CircleCollider & circle2, + const Transform & transform1, + const Transform & transform2, + const Rigidbody & rigidbody1, + const Rigidbody & rigidbody2) const; +}; + +/** + * \brief Event triggered during a collision between objects. + */ +class CollisionEvent : public Event { +public: + crepe::CollisionSystem::CollisionInfo info; + CollisionEvent(const crepe::CollisionSystem::CollisionInfo & collisionInfo) + : info(collisionInfo) {} }; } // namespace crepe diff --git a/src/crepe/system/InputSystem.cpp b/src/crepe/system/InputSystem.cpp new file mode 100644 index 0000000..a710ae2 --- /dev/null +++ b/src/crepe/system/InputSystem.cpp @@ -0,0 +1,190 @@ +#include "../api/Button.h" +#include "../manager/ComponentManager.h" +#include "../manager/EventManager.h" +#include "facade/SDLContext.h" +#include "util/Log.h" + +#include "InputSystem.h" + +using namespace crepe; + +void InputSystem::update() { + ComponentManager & mgr = this->mediator.component_manager; + EventManager & event_mgr = this->mediator.event_manager; + SDLContext & context = this->mediator.sdl_context; + std::vector<SDLContext::EventData> event_list = context.get_events(); + RefVector<Button> buttons = mgr.get_components_by_type<Button>(); + RefVector<Camera> cameras = mgr.get_components_by_type<Camera>(); + OptionalRef<Camera> curr_cam_ref; + // Find the active camera + for (Camera & cam : cameras) { + if (!cam.active) continue; + curr_cam_ref = cam; + break; + } + if (!curr_cam_ref) return; + Camera & current_cam = curr_cam_ref; + RefVector<Transform> transform_vec + = mgr.get_components_by_id<Transform>(current_cam.game_object_id); + Transform & cam_transform = transform_vec.front().get(); + int camera_origin_x = cam_transform.position.x + current_cam.data.postion_offset.x + - (current_cam.viewport_size.x / 2); + int camera_origin_y = cam_transform.position.y + current_cam.data.postion_offset.y + - (current_cam.viewport_size.y / 2); + + for (const SDLContext::EventData & event : event_list) { + int world_mouse_x = event.mouse_position.x + camera_origin_x; + int world_mouse_y = event.mouse_position.y + camera_origin_y; + // check if the mouse is within the viewport + bool mouse_in_viewport + = !(world_mouse_x < camera_origin_x + || world_mouse_x > camera_origin_x + current_cam.viewport_size.x + || world_mouse_y < camera_origin_y + || world_mouse_y > camera_origin_y + current_cam.viewport_size.y); + + switch (event.event_type) { + case SDLContext::EventType::KEYDOWN: + event_mgr.queue_event<KeyPressEvent>(KeyPressEvent{ + .repeat = event.key_repeat, + .key = event.key, + }); + break; + case SDLContext::EventType::KEYUP: + event_mgr.queue_event<KeyReleaseEvent>(KeyReleaseEvent{ + .key = event.key, + }); + break; + case SDLContext::EventType::MOUSEDOWN: + if (!mouse_in_viewport) { + break; + } + event_mgr.queue_event<MousePressEvent>(MousePressEvent{ + .mouse_x = world_mouse_x, + .mouse_y = world_mouse_y, + .button = event.mouse_button, + }); + this->last_mouse_down_position = {world_mouse_x, world_mouse_y}; + this->last_mouse_button = event.mouse_button; + break; + case SDLContext::EventType::MOUSEUP: { + if (!mouse_in_viewport) { + break; + } + event_mgr.queue_event<MouseReleaseEvent>(MouseReleaseEvent{ + .mouse_x = world_mouse_x, + .mouse_y = world_mouse_y, + .button = event.mouse_button, + }); + //check if its a click by checking the last button down + int delta_x = world_mouse_x - this->last_mouse_down_position.x; + int delta_y = world_mouse_y - this->last_mouse_down_position.y; + + if (this->last_mouse_button == event.mouse_button + && std::abs(delta_x) <= click_tolerance + && std::abs(delta_y) <= click_tolerance) { + event_mgr.queue_event<MouseClickEvent>(MouseClickEvent{ + .mouse_x = world_mouse_x, + .mouse_y = world_mouse_y, + .button = event.mouse_button, + }); + + this->handle_click(event.mouse_button, world_mouse_x, world_mouse_y); + } + } break; + case SDLContext::EventType::MOUSEMOVE: + if (!mouse_in_viewport) { + break; + } + event_mgr.queue_event<MouseMoveEvent>(MouseMoveEvent{ + .mouse_x = world_mouse_x, + .mouse_y = world_mouse_y, + .delta_x = event.rel_mouse_move.x, + .delta_y = event.rel_mouse_move.y, + }); + this->handle_move(event, world_mouse_x, world_mouse_y); + break; + case SDLContext::EventType::MOUSEWHEEL: + event_mgr.queue_event<MouseScrollEvent>(MouseScrollEvent{ + .mouse_x = world_mouse_x, + .mouse_y = world_mouse_y, + .scroll_direction = event.scroll_direction, + .scroll_delta = event.scroll_delta, + }); + break; + case SDLContext::EventType::SHUTDOWN: + event_mgr.queue_event<ShutDownEvent>(ShutDownEvent{}); + break; + default: + break; + } + } +} +void InputSystem::handle_move(const SDLContext::EventData & event_data, + const int world_mouse_x, const int world_mouse_y) { + ComponentManager & mgr = this->mediator.component_manager; + + RefVector<Button> buttons = mgr.get_components_by_type<Button>(); + + for (Button & button : buttons) { + RefVector<Transform> transform_vec + = mgr.get_components_by_id<Transform>(button.game_object_id); + Transform & transform(transform_vec.front().get()); + + bool was_hovering = button.hover; + if (button.active + && this->is_mouse_inside_button(world_mouse_x, world_mouse_y, button, transform)) { + button.hover = true; + if (!was_hovering && button.on_mouse_enter) { + button.on_mouse_enter(); + } + } else { + button.hover = false; + // Trigger the on_exit callback if the hover state just changed to false + if (was_hovering && button.on_mouse_exit) { + button.on_mouse_exit(); + } + } + } +} + +void InputSystem::handle_click(const MouseButton & mouse_button, const int world_mouse_x, + const int world_mouse_y) { + ComponentManager & mgr = this->mediator.component_manager; + + RefVector<Button> buttons = mgr.get_components_by_type<Button>(); + + for (Button & button : buttons) { + RefVector<Transform> transform_vec + = mgr.get_components_by_id<Transform>(button.game_object_id); + Transform & transform = transform_vec.front().get(); + + if (button.active + && this->is_mouse_inside_button(world_mouse_x, world_mouse_y, button, transform)) { + this->handle_button_press(button); + } + } +} + +bool InputSystem::is_mouse_inside_button(const int mouse_x, const int mouse_y, + const Button & button, const Transform & transform) { + int actual_x = transform.position.x + button.offset.x; + int actual_y = transform.position.y + button.offset.y; + + int half_width = button.dimensions.x / 2; + int half_height = button.dimensions.y / 2; + + // Check if the mouse is within the button's boundaries + return mouse_x >= actual_x - half_width && mouse_x <= actual_x + half_width + && mouse_y >= actual_y - half_height && mouse_y <= actual_y + half_height; +} + +void InputSystem::handle_button_press(Button & button) { + if (button.is_toggle) { + if (!button.is_pressed && button.on_click) { + button.on_click(); + } + button.is_pressed = !button.is_pressed; + } else if (button.on_click) { + button.on_click(); + } +} diff --git a/src/crepe/system/InputSystem.h b/src/crepe/system/InputSystem.h new file mode 100644 index 0000000..87e86f8 --- /dev/null +++ b/src/crepe/system/InputSystem.h @@ -0,0 +1,85 @@ +#pragma once + +#include "../facade/SDLContext.h" +#include "../types.h" +#include "../util/OptionalRef.h" + +#include "System.h" + +namespace crepe { + +class Camera; +class Button; +class Transform; + +/** + * \brief Handles the processing of input events created by SDLContext + * + * This system processes events such as mouse clicks, mouse movement, and keyboard + * actions. It is responsible for detecting interactions with UI buttons and + * passing the corresponding events to the registered listeners. + */ +class InputSystem : public System { +public: + using System::System; + + /** + * \brief Updates the system, processing all input events. + * This method processes all events and triggers corresponding actions. + */ + void update() override; + +private: + //! Stores the last position of the mouse when the button was pressed. + ivec2 last_mouse_down_position; + // TODO: specify world/hud space and make regular `vec2` + + //! Stores the last mouse button pressed. + MouseButton last_mouse_button = MouseButton::NONE; + + //! The maximum allowable distance between mouse down and mouse up to register as a click. + const int click_tolerance = 5; + + /** + * \brief Handles the mouse click event. + * \param mouse_button The mouse button involved in the click. + * \param world_mouse_x The X coordinate of the mouse in world space. + * \param world_mouse_y The Y coordinate of the mouse in world space. + * + * This method processes the mouse click event and triggers the corresponding button action. + */ + void handle_click(const MouseButton & mouse_button, const int world_mouse_x, + const int world_mouse_y); + + /** + * \brief Handles the mouse movement event. + * \param event_data The event data containing information about the mouse movement. + * \param world_mouse_x The X coordinate of the mouse in world space. + * \param world_mouse_y The Y coordinate of the mouse in world space. + * + * This method processes the mouse movement event and updates the button hover state. + */ + void handle_move(const SDLContext::EventData & event_data, const int world_mouse_x, + const int world_mouse_y); + + /** + * \brief Checks if the mouse position is inside the bounds of the button. + * \param world_mouse_x The X coordinate of the mouse in world space. + * \param world_mouse_y The Y coordinate of the mouse in world space. + * \param button The button to check. + * \param transform The transform component of the button. + * \return True if the mouse is inside the button, false otherwise. + */ + bool is_mouse_inside_button(const int world_mouse_x, const int world_mouse_y, + const Button & button, const Transform & transform); + + /** + * \brief Handles the button press event, calling the on_click callback if necessary. + * \param button The button being pressed. + * + * This method triggers the on_click action for the button when it is pressed. + */ + void handle_button_press(Button & button); +}; + +} // namespace crepe diff --git a/src/crepe/system/ParticleSystem.cpp b/src/crepe/system/ParticleSystem.cpp index 0e62a57..b14c52f 100644 --- a/src/crepe/system/ParticleSystem.cpp +++ b/src/crepe/system/ParticleSystem.cpp @@ -2,17 +2,17 @@ #include <cstdlib> #include <ctime> -#include "api/ParticleEmitter.h" -#include "api/Transform.h" +#include "../api/ParticleEmitter.h" +#include "../api/Transform.h" +#include "../manager/ComponentManager.h" -#include "ComponentManager.h" #include "ParticleSystem.h" using namespace crepe; void ParticleSystem::update() { // Get all emitters - ComponentManager & mgr = this->component_manager; + ComponentManager & mgr = this->mediator.component_manager; RefVector<ParticleEmitter> emitters = mgr.get_components_by_type<ParticleEmitter>(); for (ParticleEmitter & emitter : emitters) { diff --git a/src/crepe/system/ParticleSystem.h b/src/crepe/system/ParticleSystem.h index c647284..068f01c 100644 --- a/src/crepe/system/ParticleSystem.h +++ b/src/crepe/system/ParticleSystem.h @@ -25,7 +25,7 @@ public: private: /** * \brief Emits a particle from the specified emitter based on its emission properties. - * + * * \param emitter Reference to the ParticleEmitter. * \param transform Const reference to the Transform component associated with the emitter. */ @@ -34,7 +34,7 @@ private: /** * \brief Calculates the number of times particles should be emitted based on emission rate * and update count. - * + * * \param count Current update count. * \param emission Emission rate. * \return The number of particles to emit. @@ -44,7 +44,7 @@ private: /** * \brief Checks whether particles are within the emitter’s boundary, resets or stops * particles if they exit. - * + * * \param emitter Reference to the ParticleEmitter. * \param transform Const reference to the Transform component associated with the emitter. */ @@ -52,7 +52,7 @@ private: /** * \brief Generates a random angle for particle emission within the specified range. - * + * * \param min_angle Minimum emission angle in degrees. * \param max_angle Maximum emission angle in degrees. * \return Random angle in degrees. @@ -61,7 +61,7 @@ private: /** * \brief Generates a random speed for particle emission within the specified range. - * + * * \param min_speed Minimum emission speed. * \param max_speed Maximum emission speed. * \return Random speed. diff --git a/src/crepe/system/PhysicsSystem.cpp b/src/crepe/system/PhysicsSystem.cpp index 514a4b3..ebf4439 100644 --- a/src/crepe/system/PhysicsSystem.cpp +++ b/src/crepe/system/PhysicsSystem.cpp @@ -1,17 +1,17 @@ #include <cmath> -#include "../ComponentManager.h" #include "../api/Config.h" #include "../api/Rigidbody.h" #include "../api/Transform.h" #include "../api/Vector2.h" +#include "../manager/ComponentManager.h" #include "PhysicsSystem.h" using namespace crepe; void PhysicsSystem::update() { - ComponentManager & mgr = this->component_manager; + ComponentManager & mgr = this->mediator.component_manager; RefVector<Rigidbody> rigidbodies = mgr.get_components_by_type<Rigidbody>(); RefVector<Transform> transforms = mgr.get_components_by_type<Transform>(); @@ -25,17 +25,20 @@ void PhysicsSystem::update() { if (transform.game_object_id == rigidbody.game_object_id) { // Add gravity - if (rigidbody.data.use_gravity) { + if (rigidbody.data.gravity_scale > 0) { rigidbody.data.linear_velocity.y += (rigidbody.data.mass * rigidbody.data.gravity_scale * gravity); } // Add damping - if (rigidbody.data.angular_damping != 0) { - rigidbody.data.angular_velocity *= rigidbody.data.angular_damping; + if (rigidbody.data.angular_velocity_coefficient > 0) { + rigidbody.data.angular_velocity + *= rigidbody.data.angular_velocity_coefficient; } - if (rigidbody.data.linear_damping != vec2{0, 0}) { - rigidbody.data.linear_velocity *= rigidbody.data.linear_damping; + if (rigidbody.data.linear_velocity_coefficient.x > 0 + && rigidbody.data.linear_velocity_coefficient.y > 0) { + rigidbody.data.linear_velocity + *= rigidbody.data.linear_velocity_coefficient; } // Max velocity check diff --git a/src/crepe/system/PhysicsSystem.h b/src/crepe/system/PhysicsSystem.h index 227ab69..26152a5 100644 --- a/src/crepe/system/PhysicsSystem.h +++ b/src/crepe/system/PhysicsSystem.h @@ -6,7 +6,7 @@ namespace crepe { /** * \brief System that controls all physics - * + * * This class is a physics system that uses a rigidbody and transform to add physics to a game * object. */ @@ -15,7 +15,7 @@ public: using System::System; /** * \brief updates the physics system. - * + * * It calculates new velocties and changes the postion in the transform. */ void update() override; diff --git a/src/crepe/system/RenderSystem.cpp b/src/crepe/system/RenderSystem.cpp index 11c9669..51340fb 100644 --- a/src/crepe/system/RenderSystem.cpp +++ b/src/crepe/system/RenderSystem.cpp @@ -5,25 +5,33 @@ #include <stdexcept> #include <vector> -#include "../ComponentManager.h" #include "../api/Camera.h" #include "../api/ParticleEmitter.h" #include "../api/Sprite.h" #include "../api/Transform.h" #include "../facade/SDLContext.h" +#include "../facade/Texture.h" +#include "../manager/ComponentManager.h" +#include "../manager/ResourceManager.h" #include "RenderSystem.h" using namespace crepe; using namespace std; -void RenderSystem::clear_screen() { this->context.clear_screen(); } - -void RenderSystem::present_screen() { this->context.present_screen(); } +void RenderSystem::clear_screen() { + SDLContext & ctx = this->mediator.sdl_context; + ctx.clear_screen(); +} -const Camera & RenderSystem::update_camera() { - ComponentManager & mgr = this->component_manager; +void RenderSystem::present_screen() { + SDLContext & ctx = this->mediator.sdl_context; + ctx.present_screen(); +} +SDLContext::CameraValues RenderSystem::update_camera() { + ComponentManager & mgr = this->mediator.component_manager; + SDLContext & ctx = this->mediator.sdl_context; RefVector<Camera> cameras = mgr.get_components_by_type<Camera>(); if (cameras.size() == 0) throw std::runtime_error("No cameras in current scene"); @@ -32,16 +40,18 @@ const Camera & RenderSystem::update_camera() { if (!cam.active) continue; const Transform & transform = mgr.get_components_by_id<Transform>(cam.game_object_id).front().get(); - this->context.set_camera(cam); - this->cam_pos = transform.position + cam.offset; - return cam; + SDLContext::CameraValues cam_val = ctx.set_camera(cam); + cam_val.cam_pos = transform.position + cam.data.postion_offset; + return cam_val; } throw std::runtime_error("No active cameras in current scene"); } bool sorting_comparison(const Sprite & a, const Sprite & b) { - if (a.sorting_in_layer < b.sorting_in_layer) return true; - if (a.sorting_in_layer == b.sorting_in_layer) return a.order_in_layer < b.order_in_layer; + if (a.data.sorting_in_layer != b.data.sorting_in_layer) + return a.data.sorting_in_layer < b.data.sorting_in_layer; + if (a.data.order_in_layer != b.data.order_in_layer) + return a.data.order_in_layer < b.data.order_in_layer; return false; } @@ -59,10 +69,13 @@ void RenderSystem::update() { this->present_screen(); } -bool RenderSystem::render_particle(const Sprite & sprite, const Camera & cam, +bool RenderSystem::render_particle(const Sprite & sprite, const SDLContext::CameraValues & cam, const double & scale) { - ComponentManager & mgr = this->component_manager; + ComponentManager & mgr = this->mediator.component_manager; + SDLContext & ctx = this->mediator.sdl_context; + ResourceManager & resource_manager = this->mediator.resource_manager; + Texture & res = resource_manager.get<Texture>(sprite.source); vector<reference_wrapper<ParticleEmitter>> emitters = mgr.get_components_by_id<ParticleEmitter>(sprite.game_object_id); @@ -77,10 +90,10 @@ bool RenderSystem::render_particle(const Sprite & sprite, const Camera & cam, for (const Particle & p : em.data.particles) { if (!p.active) continue; - this->context.draw(SDLContext::RenderContext{ + ctx.draw(SDLContext::RenderContext{ .sprite = sprite, + .texture = res, .cam = cam, - .cam_pos = this->cam_pos, .pos = p.position, .angle = p.angle, .scale = scale, @@ -89,12 +102,16 @@ bool RenderSystem::render_particle(const Sprite & sprite, const Camera & cam, } return rendering_particles; } -void RenderSystem::render_normal(const Sprite & sprite, const Camera & cam, +void RenderSystem::render_normal(const Sprite & sprite, const SDLContext::CameraValues & cam, const Transform & tm) { - this->context.draw(SDLContext::RenderContext{ + SDLContext & ctx = this->mediator.sdl_context; + ResourceManager & resource_manager = this->mediator.resource_manager; + const Texture & res = resource_manager.get<Texture>(sprite.source); + + ctx.draw(SDLContext::RenderContext{ .sprite = sprite, + .texture = res, .cam = cam, - .cam_pos = this->cam_pos, .pos = tm.position, .angle = tm.rotation, .scale = tm.scale, @@ -102,8 +119,8 @@ void RenderSystem::render_normal(const Sprite & sprite, const Camera & cam, } void RenderSystem::render() { - ComponentManager & mgr = this->component_manager; - const Camera & cam = this->update_camera(); + ComponentManager & mgr = this->mediator.component_manager; + const SDLContext::CameraValues & cam = this->update_camera(); RefVector<Sprite> sprites = mgr.get_components_by_type<Sprite>(); RefVector<Sprite> sorted_sprites = this->sort(sprites); diff --git a/src/crepe/system/RenderSystem.h b/src/crepe/system/RenderSystem.h index 096d058..e270a6b 100644 --- a/src/crepe/system/RenderSystem.h +++ b/src/crepe/system/RenderSystem.h @@ -18,7 +18,7 @@ class Transform; * \brief Manages rendering operations for all game objects. * * RenderSystem is responsible for rendering, clearing and presenting the screen, and - * managing the active camera. + * managing the active camera. */ class RenderSystem : public System { public: @@ -37,7 +37,7 @@ private: void present_screen(); //! Updates the active camera used for rendering. - const Camera & update_camera(); + SDLContext::CameraValues update_camera(); //! Renders the whole screen void render(); @@ -52,20 +52,22 @@ private: * constructor is now protected i cannot make tmp inside * \return true if particles have been rendered */ - bool render_particle(const Sprite & sprite, const Camera & cam, const double & scale); + bool render_particle(const Sprite & sprite, const SDLContext::CameraValues & cam, + const double & scale); /** - * \brief renders a sprite with a Transform component on the screen + * \brief renders a sprite with a Transform component on the screen * * \param sprite the sprite component that holds all the data - * \param tm the Transform component that holds the position,rotation and scale + * \param tm the Transform component that holds the position,rotation and scale */ - void render_normal(const Sprite & sprite, const Camera & cam, const Transform & tm); + void render_normal(const Sprite & sprite, const SDLContext::CameraValues & cam, + const Transform & tm); /** * \brief sort a vector sprite objects with * - * \param objs the vector that will do a sorting algorithm on + * \param objs the vector that will do a sorting algorithm on * \return returns a sorted reference vector */ RefVector<Sprite> sort(RefVector<Sprite> & objs) const; @@ -75,13 +77,6 @@ private: * \todo Implement a text component and a button component. * \todo Consider adding text input functionality. */ - -private: - // FIXME: retrieve sdlcontext via mediator after #PR57 - SDLContext & context = SDLContext::get_instance(); - - //! camera postion in the current scene - vec2 cam_pos; }; } // namespace crepe diff --git a/src/crepe/system/ScriptSystem.cpp b/src/crepe/system/ScriptSystem.cpp index 20a83f7..d6b2ca1 100644 --- a/src/crepe/system/ScriptSystem.cpp +++ b/src/crepe/system/ScriptSystem.cpp @@ -1,6 +1,6 @@ -#include "../ComponentManager.h" #include "../api/BehaviorScript.h" #include "../api/Script.h" +#include "../manager/ComponentManager.h" #include "ScriptSystem.h" @@ -10,7 +10,7 @@ using namespace crepe; void ScriptSystem::update() { dbg_trace(); - ComponentManager & mgr = this->component_manager; + ComponentManager & mgr = this->mediator.component_manager; RefVector<BehaviorScript> behavior_scripts = mgr.get_components_by_type<BehaviorScript>(); for (BehaviorScript & behavior_script : behavior_scripts) { diff --git a/src/crepe/system/ScriptSystem.h b/src/crepe/system/ScriptSystem.h index 936e9ca..3db1b1e 100644 --- a/src/crepe/system/ScriptSystem.h +++ b/src/crepe/system/ScriptSystem.h @@ -8,7 +8,7 @@ class Script; /** * \brief Script system - * + * * The script system is responsible for all \c BehaviorScript components, and * calls the methods on classes derived from \c Script. */ diff --git a/src/crepe/system/System.cpp b/src/crepe/system/System.cpp index 937a423..ecc740d 100644 --- a/src/crepe/system/System.cpp +++ b/src/crepe/system/System.cpp @@ -1,7 +1,5 @@ -#include "../util/Log.h" - #include "System.h" using namespace crepe; -System::System(ComponentManager & mgr) : component_manager(mgr) { dbg_trace(); } +System::System(const Mediator & mediator) : mediator(mediator) {} diff --git a/src/crepe/system/System.h b/src/crepe/system/System.h index 28ea20e..063dfbf 100644 --- a/src/crepe/system/System.h +++ b/src/crepe/system/System.h @@ -1,5 +1,7 @@ #pragma once +#include "../manager/Mediator.h" + namespace crepe { class ComponentManager; @@ -7,9 +9,8 @@ class ComponentManager; /** * \brief Base ECS system class * - * This class is used as the base for all system classes. Classes derived from - * System must implement the System::update() method and copy Script::Script - * with the `using`-syntax. + * This class is used as the base for all system classes. Classes derived from System must + * implement the System::update() method and copy Script::Script with the `using`-syntax. */ class System { public: @@ -19,11 +20,11 @@ public: virtual void update() = 0; public: - System(ComponentManager &); + System(const Mediator & m); virtual ~System() = default; protected: - ComponentManager & component_manager; + const Mediator & mediator; }; } // namespace crepe diff --git a/src/crepe/util/OptionalRef.h b/src/crepe/util/OptionalRef.h index 3201667..1b2cb3f 100644 --- a/src/crepe/util/OptionalRef.h +++ b/src/crepe/util/OptionalRef.h @@ -25,7 +25,7 @@ public: */ OptionalRef<T> & operator=(T & ref); /** - * \brief Retrieve this reference + * \brief Retrieve this reference (cast) * * \returns Internal reference if it is set * @@ -33,6 +33,14 @@ public: */ operator T &() const; /** + * \brief Retrieve this reference (member access) + * + * \returns Internal reference if it is set + * + * \throws std::runtime_error if this function is called while the reference it not set + */ + T * operator->() const; + /** * \brief Check if this reference is not empty * * \returns `true` if reference is set, or `false` if it is not diff --git a/src/crepe/util/OptionalRef.hpp b/src/crepe/util/OptionalRef.hpp index 4608c9e..5e36b3a 100644 --- a/src/crepe/util/OptionalRef.hpp +++ b/src/crepe/util/OptionalRef.hpp @@ -19,6 +19,13 @@ OptionalRef<T>::operator T &() const { } template <typename T> +T * OptionalRef<T>::operator->() const { + if (this->ref == nullptr) + throw std::runtime_error("OptionalRef: attempt to dereference nullptr"); + return this->ref; +} + +template <typename T> OptionalRef<T> & OptionalRef<T>::operator=(T & ref) { this->ref = &ref; return *this; diff --git a/src/doc/feature/animator_creation.dox b/src/doc/feature/animator_creation.dox new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/src/doc/feature/animator_creation.dox diff --git a/src/doc/feature/scene.dox b/src/doc/feature/scene.dox index d81df4c..4124e37 100644 --- a/src/doc/feature/scene.dox +++ b/src/doc/feature/scene.dox @@ -6,10 +6,11 @@ namespace crepe { \ingroup feature \brief User-defined scenes -Scenes can be used to implement game environments, and allow arbitrary game objects to be organized -as part of the game structure. Scenes are implemented as derivative classes of Scene, which are -added to the game using the SceneManager. Scenes describe the start of a Scene and cannot modify -GameObjects during runtime of a Scene (use \ref feature_script "Scripting" for this purpose). +Scenes can be used to implement game environments, and allow arbitrary game +objects to be organized as part of the game structure. Scenes are implemented as +derivative classes of Scene, which are added to the game using the SceneManager. +Scenes describe the start of a Scene and cannot modify GameObjects during +runtime of a Scene (use \ref feature_script for this purpose). \see SceneManager \see GameObject @@ -18,19 +19,25 @@ GameObjects during runtime of a Scene (use \ref feature_script "Scripting" for t \par Example -This example demonstrates how to define and add scenes to the loop/scene manager in the `crepe` framework. -Each concrete scene should be derived from Scene. In the example below, the concrete scene is named MyScene. -A concrete scene should, at least, implement (override) two methods, namely load_scene() and get_name(). The -scene is build (using GameObjects) in the load_scene() method. GameObjects should be made using the -component_manager::new_object(). In the example below, two GameObjects (named object1 and object2) are added -to MyScene. object1 and object2 do not have any non-default Components attached to them, however, if needed, -this should also be done in load_scene(). Each concrete scene must have a unique name. This unique name is -used to load a new concrete scene (via a Script). The unique name is set using the get_name() method. In the -example below, MyScene's unique name is my_scene. -After setting up one or more concrete scene(s), the concrete scene(s) should be added to the loop/scene manager. -This is done in your main(). Firstly, the LoopManager should be instantiated. Than, all the concrete scene(s) -should be added to the loop/scene manger via loop_mgr::add_scene<>(). The templated argument should define the -concrete scene to be added. +This example demonstrates how to define and add scenes to the loop/scene manager +in the `crepe` framework. Each concrete scene should be derived from Scene. In +the example below, the concrete scene is named MyScene. A concrete scene should, +at least, implement (override) two methods, namely load_scene() and get_name(). +The scene is build (using GameObjects) in the load_scene() method. GameObjects +should be made using the component_manager::new_object(). + +In the example below, two GameObjects (named object1 and object2) are added to +MyScene. object1 and object2 do not have any non-default Components attached to +them, however, if needed, this should also be done in load_scene(). Each +concrete scene must have a unique name. This unique name is used to load a new +concrete scene (via a Script). The unique name is set using the get_name() +method. In the example below, MyScene's unique name is my_scene. + +After setting up one or more concrete scene(s), the concrete scene(s) should be +added to the loop/scene manager. This is done in your main(). Firstly, the +LoopManager should be instantiated. Than, all the concrete scene(s) should be +added to the loop/scene manger via loop_mgr::add_scene<>(). The templated +argument should define the concrete scene to be added. ```cpp #include <crepe/api/LoopManager.h> diff --git a/src/doc/features.dox b/src/doc/features.dox index 4786bed..21a040a 100644 --- a/src/doc/features.dox +++ b/src/doc/features.dox @@ -1,10 +1,28 @@ // vim:ft=doxygen /** +\htmlonly +<style> +table.memberdecls { display: none; } +ul { margin: 1ex 0pt; } +</style> +\endhtmlonly + \defgroup feature Features \brief Engine components This page lists engine features and contains usage instructions for each feature. +\par Features + +- Scripting + - \ref feature_script \n\copybrief feature_script + +- Game flow management + - \ref feature_scene \n\copybrief feature_scene + +- Entity + - \ref feature_gameobject \n\copybrief feature_gameobject + */ diff --git a/src/doc/index.dox b/src/doc/index.dox index 5ec7889..7796f34 100644 --- a/src/doc/index.dox +++ b/src/doc/index.dox @@ -8,3 +8,10 @@ Welcome to the documentation for the crêpe game engine. \see feature */ + +/** + +\namespace crepe +\brief Engine namespace + +*/ diff --git a/src/doc/layout.xml b/src/doc/layout.xml index fb4cc0c..6336655 100644 --- a/src/doc/layout.xml +++ b/src/doc/layout.xml @@ -11,7 +11,7 @@ <tab type="modulelist" visible="yes" title="" intro=""/> <tab type="modulemembers" visible="yes" title="" intro=""/> </tab> - <tab type="namespaces" visible="no" title=""> + <tab type="namespaces" visible="yes" title=""> <tab type="namespacelist" visible="yes" title="" intro=""/> <tab type="namespacemembers" visible="yes" title="" intro=""/> </tab> @@ -56,10 +56,10 @@ <interfaces title=""/> <publicslots title=""/> <signals title=""/> - <publicmethods title=""/> - <publicstaticmethods title=""/> <publicattributes title=""/> <publicstaticattributes title=""/> + <publicmethods title=""/> + <publicstaticmethods title=""/> <protectedtypes title=""/> <protectedslots title=""/> <protectedmethods title=""/> @@ -102,11 +102,12 @@ </class> <namespace> <briefdescription visible="yes"/> + <detaileddescription title=""/> <memberdecl> <nestednamespaces visible="yes" title=""/> <constantgroups visible="yes" title=""/> <interfaces visible="yes" title=""/> - <classes visible="yes" title=""/> + <classes visible="no" title=""/> <concepts visible="yes" title=""/> <structs visible="yes" title=""/> <exceptions visible="yes" title=""/> @@ -119,7 +120,6 @@ <properties title=""/> <membergroups visible="yes"/> </memberdecl> - <detaileddescription title=""/> <memberdef> <inlineclasses title=""/> <typedefs title=""/> diff --git a/src/doc/style.css b/src/doc/style.css index daabd39..c12240c 100644 --- a/src/doc/style.css +++ b/src/doc/style.css @@ -1,6 +1,6 @@ #titlearea, -address { - display: none; -} +address, +a[href="namespaces.html"] +{ display: none; } h2.groupheader { margin-top: revert; } diff --git a/src/example/AITest.cpp b/src/example/AITest.cpp new file mode 100644 index 0000000..f4efc9f --- /dev/null +++ b/src/example/AITest.cpp @@ -0,0 +1,86 @@ +#include <crepe/api/AI.h> +#include <crepe/api/BehaviorScript.h> +#include <crepe/api/Camera.h> +#include <crepe/api/Color.h> +#include <crepe/api/GameObject.h> +#include <crepe/api/LoopManager.h> +#include <crepe/api/Rigidbody.h> +#include <crepe/api/Scene.h> +#include <crepe/api/Script.h> +#include <crepe/api/Sprite.h> +#include <crepe/api/Texture.h> +#include <crepe/manager/Mediator.h> +#include <crepe/types.h> + +using namespace crepe; +using namespace std; + +class Script1 : public Script { + bool shutdown(const ShutDownEvent & event) { + // Very dirty way of shutting down the game + throw "ShutDownEvent"; + return true; + } + + bool mousemove(const MouseMoveEvent & event) { + /*RefVector<AI> aivec = this->get_components<AI>(); + AI & ai = aivec.front().get(); + ai.flee_target + = vec2{static_cast<float>(event.mouse_x), static_cast<float>(event.mouse_y)};*/ + return true; + } + + void init() { + subscribe<ShutDownEvent>( + [this](const ShutDownEvent & ev) -> bool { return this->shutdown(ev); }); + subscribe<MouseMoveEvent>( + [this](const MouseMoveEvent & ev) -> bool { return this->mousemove(ev); }); + } +}; + +class Scene1 : public Scene { +public: + void load_scene() override { + Mediator & mediator = this->mediator; + ComponentManager & mgr = mediator.component_manager; + + GameObject game_object1 = mgr.new_object("", "", vec2{0, 0}, 0, 1); + GameObject game_object2 = mgr.new_object("", "", vec2{0, 0}, 0, 1); + + Texture img = Texture("asset/texture/test_ap43.png"); + game_object1.add_component<Sprite>(img, Sprite::Data{ + .color = Color::MAGENTA, + .flip = Sprite::FlipSettings{false, false}, + .sorting_in_layer = 1, + .order_in_layer = 1, + .size = {0, 195}, + }); + AI & ai = game_object1.add_component<AI>(3000); + // ai.arrive_on(); + // ai.flee_on(); + ai.path_follow_on(); + ai.make_oval_path(500, 1000, {0, -1000}, 1.5708, true); + ai.make_oval_path(1000, 500, {0, 500}, 4.7124, false); + game_object1.add_component<Rigidbody>(Rigidbody::Data{ + .mass = 0.1f, + .max_linear_velocity = {40, 40}, + }); + game_object1.add_component<BehaviorScript>().set_script<Script1>(); + + game_object2.add_component<Camera>(ivec2{1080, 720}, vec2{5000, 5000}, + Camera::Data{ + .bg_color = Color::WHITE, + .zoom = 1, + }); + } + + string get_name() const override { return "Scene1"; } +}; + +int main() { + LoopManager engine; + engine.add_scene<Scene1>(); + engine.start(); + + return 0; +} diff --git a/src/example/CMakeLists.txt b/src/example/CMakeLists.txt index 560e2bc..187ed46 100644 --- a/src/example/CMakeLists.txt +++ b/src/example/CMakeLists.txt @@ -16,8 +16,7 @@ function(add_example target_name) add_dependencies(examples ${target_name}) endfunction() -add_example(asset_manager) -add_example(savemgr) add_example(rendering_particle) -add_example(gameloop) - +add_example(game) +add_example(button) +add_example(AITest) diff --git a/src/example/asset_manager.cpp b/src/example/asset_manager.cpp deleted file mode 100644 index 917b547..0000000 --- a/src/example/asset_manager.cpp +++ /dev/null @@ -1,36 +0,0 @@ -#include <crepe/api/AssetManager.h> -#include <crepe/api/Texture.h> -#include <crepe/facade/Sound.h> - -using namespace crepe; - -int main() { - - // this needs to be called before the asset manager otherwise the destructor of sdl is not in - // the right order - { Texture test("../asset/texture/img.png"); } - // FIXME: make it so the issue described by the above comment is not possible (i.e. the order - // in which internal classes are instantiated should not impact the way the engine works). - - auto & mgr = AssetManager::get_instance(); - - { - // TODO: [design] the Sound class can't be directly included by the user as it includes - // SoLoud headers. - auto bgm = mgr.cache<Sound>("../mwe/audio/bgm.ogg"); - auto sfx1 = mgr.cache<Sound>("../mwe/audio/sfx1.wav"); - auto sfx2 = mgr.cache<Sound>("../mwe/audio/sfx2.wav"); - - auto img = mgr.cache<Texture>("../asset/texture/img.png"); - auto img1 = mgr.cache<Texture>("../asset/texture/second.png"); - } - - { - auto bgm = mgr.cache<Sound>("../mwe/audio/bgm.ogg"); - auto sfx1 = mgr.cache<Sound>("../mwe/audio/sfx1.wav"); - auto sfx2 = mgr.cache<Sound>("../mwe/audio/sfx2.wav"); - - auto img = mgr.cache<Texture>("../asset/texture/img.png"); - auto img1 = mgr.cache<Texture>("../asset/texture/second.png"); - } -} diff --git a/src/example/button.cpp b/src/example/button.cpp new file mode 100644 index 0000000..00bdc28 --- /dev/null +++ b/src/example/button.cpp @@ -0,0 +1,54 @@ +#include <SDL2/SDL_timer.h> +#include <chrono> +#include <crepe/Component.h> +#include <crepe/ComponentManager.h> +#include <crepe/api/Animator.h> +#include <crepe/api/Button.h> +#include <crepe/api/Camera.h> +#include <crepe/api/Color.h> +#include <crepe/api/EventManager.h> +#include <crepe/api/GameObject.h> +#include <crepe/api/Sprite.h> +#include <crepe/api/Texture.h> +#include <crepe/api/Transform.h> +#include <crepe/system/AnimatorSystem.h> +#include <crepe/system/InputSystem.h> +#include <crepe/system/RenderSystem.h> +#include <crepe/types.h> +#include <iostream> +using namespace crepe; +using namespace std; + +int main(int argc, char * argv[]) { + ComponentManager mgr; + RenderSystem sys{mgr}; + EventManager & event_mgr = EventManager::get_instance(); + InputSystem input_sys{mgr}; + AnimatorSystem asys{mgr}; + GameObject camera_obj = mgr.new_object("", "", vec2{1000, 1000}, 0, 1); + camera_obj.add_component<Camera>(Color::WHITE, ivec2{1080, 720}, vec2{2000, 2000}, 1.0f); + + GameObject button_obj = mgr.new_object("body", "person", vec2{0, 0}, 0, 1); + auto s2 = Texture("asset/texture/test_ap43.png"); + bool button_clicked = false; + auto & sprite2 = button_obj.add_component<Sprite>( + s2, Color::GREEN, Sprite::FlipSettings{false, false}, 2, 1, 100); + std::function<void()> on_click = [&]() { std::cout << "button clicked" << std::endl; }; + std::function<void()> on_enter = [&]() { std::cout << "enter" << std::endl; }; + std::function<void()> on_exit = [&]() { std::cout << "exit" << std::endl; }; + auto & button + = button_obj.add_component<Button>(vec2{100, 100}, vec2{0, 0}, on_click, false); + button.on_mouse_enter = on_enter; + button.on_mouse_exit = on_exit; + button.is_toggle = true; + button.active = true; + auto start = std::chrono::steady_clock::now(); + while (true) { + input_sys.update(); + sys.update(); + asys.update(); + event_mgr.dispatch_events(); + SDL_Delay(30); + } + return 0; +} diff --git a/src/example/game.cpp b/src/example/game.cpp new file mode 100644 index 0000000..4239c15 --- /dev/null +++ b/src/example/game.cpp @@ -0,0 +1,255 @@ +#include "api/CircleCollider.h" +#include "api/Scene.h" +#include "manager/ComponentManager.h" +#include "manager/Mediator.h" +#include <crepe/api/BoxCollider.h> +#include <crepe/api/Camera.h> +#include <crepe/api/Color.h> +#include <crepe/api/Event.h> +#include <crepe/api/GameObject.h> +#include <crepe/api/LoopManager.h> +#include <crepe/api/Rigidbody.h> +#include <crepe/api/Script.h> +#include <crepe/api/Sprite.h> +#include <crepe/api/Texture.h> +#include <crepe/api/Transform.h> +#include <crepe/api/Vector2.h> + +using namespace crepe; + +using namespace std; + +class MyScript1 : public Script { + bool flip = false; + bool oncollision(const CollisionEvent & test) { + Log::logf("Box {} script on_collision()", test.info.this_collider.game_object_id); + return true; + } + bool keypressed(const KeyPressEvent & test) { + Log::logf("Box script keypressed()"); + switch (test.key) { + case Keycode::A: { + Transform & tf = this->get_component<Transform>(); + tf.position.x -= 1; + break; + } + case Keycode::W: { + Transform & tf = this->get_component<Transform>(); + tf.position.y -= 1; + break; + } + case Keycode::S: { + Transform & tf = this->get_component<Transform>(); + tf.position.y += 1; + break; + } + case Keycode::D: { + Transform & tf = this->get_component<Transform>(); + tf.position.x += 1; + break; + } + case Keycode::E: { + if (flip) { + flip = false; + this->get_component<BoxCollider>().active = true; + this->get_components<Sprite>()[0].get().active = true; + this->get_component<CircleCollider>().active = false; + this->get_components<Sprite>()[1].get().active = false; + } else { + flip = true; + this->get_component<BoxCollider>().active = false; + this->get_components<Sprite>()[0].get().active = false; + this->get_component<CircleCollider>().active = true; + this->get_components<Sprite>()[1].get().active = true; + } + + //add collider switch + break; + } + default: + break; + } + return false; + } + + void init() { + Log::logf("init"); + subscribe<CollisionEvent>( + [this](const CollisionEvent & ev) -> bool { return this->oncollision(ev); }); + subscribe<KeyPressEvent>( + [this](const KeyPressEvent & ev) -> bool { return this->keypressed(ev); }); + } + void update() { + // Retrieve component from the same GameObject this script is on + } +}; + +class MyScript2 : public Script { + bool flip = false; + bool oncollision(const CollisionEvent & test) { + Log::logf("Box {} script on_collision()", test.info.this_collider.game_object_id); + return true; + } + bool keypressed(const KeyPressEvent & test) { + Log::logf("Box script keypressed()"); + switch (test.key) { + case Keycode::LEFT: { + Transform & tf = this->get_component<Transform>(); + tf.position.x -= 1; + break; + } + case Keycode::UP: { + Transform & tf = this->get_component<Transform>(); + tf.position.y -= 1; + break; + } + case Keycode::DOWN: { + Transform & tf = this->get_component<Transform>(); + tf.position.y += 1; + break; + } + case Keycode::RIGHT: { + Transform & tf = this->get_component<Transform>(); + tf.position.x += 1; + break; + } + case Keycode::PAUSE: { + if (flip) { + flip = false; + this->get_component<BoxCollider>().active = true; + this->get_components<Sprite>()[0].get().active = true; + this->get_component<CircleCollider>().active = false; + this->get_components<Sprite>()[1].get().active = false; + } else { + flip = true; + this->get_component<BoxCollider>().active = false; + this->get_components<Sprite>()[0].get().active = false; + this->get_component<CircleCollider>().active = true; + this->get_components<Sprite>()[1].get().active = true; + } + + //add collider switch + break; + } + default: + break; + } + return false; + } + + void init() { + Log::logf("init"); + subscribe<CollisionEvent>( + [this](const CollisionEvent & ev) -> bool { return this->oncollision(ev); }); + subscribe<KeyPressEvent>( + [this](const KeyPressEvent & ev) -> bool { return this->keypressed(ev); }); + } + void update() { + // Retrieve component from the same GameObject this script is on + } +}; + +class ConcreteScene1 : public Scene { +public: + using Scene::Scene; + + void load_scene() { + + Mediator & m = this->mediator; + ComponentManager & mgr = m.component_manager; + Color color(0, 0, 0, 255); + + float screen_size_width = 320; + float screen_size_height = 240; + float world_collider = 1000; + //define playable world + GameObject world = mgr.new_object( + "Name", "Tag", vec2{screen_size_width / 2, screen_size_height / 2}, 0, 1); + world.add_component<Rigidbody>(Rigidbody::Data{ + .mass = 0, + .gravity_scale = 0, + .body_type = Rigidbody::BodyType::STATIC, + .offset = {0, 0}, + .collision_layers = {0}, + }); + world.add_component<BoxCollider>( + vec2{0, 0 - (screen_size_height / 2 + world_collider / 2)}, + vec2{world_collider, world_collider}); + ; // Top + world.add_component<BoxCollider>(vec2{0, screen_size_height / 2 + world_collider / 2}, + vec2{world_collider, world_collider}); // Bottom + world.add_component<BoxCollider>( + vec2{0 - (screen_size_width / 2 + world_collider / 2), 0}, + vec2{world_collider, world_collider}); // Left + world.add_component<BoxCollider>(vec2{screen_size_width / 2 + world_collider / 2, 0}, + vec2{world_collider, world_collider}); // right + world.add_component<Camera>( + Color::WHITE, + ivec2{static_cast<int>(screen_size_width), static_cast<int>(screen_size_height)}, + vec2{screen_size_width, screen_size_height}, 1.0f); + + GameObject game_object1 = mgr.new_object( + "Name", "Tag", vec2{screen_size_width / 2, screen_size_height / 2}, 0, 1); + game_object1.add_component<Rigidbody>(Rigidbody::Data{ + .mass = 1, + .gravity_scale = 0, + .body_type = Rigidbody::BodyType::DYNAMIC, + .linear_velocity = {0, 0}, + .constraints = {0, 0, 0}, + .elastisity_coefficient = 1, + .offset = {0, 0}, + .collision_layers = {0}, + }); + // add box with boxcollider + game_object1.add_component<BoxCollider>(vec2{0, 0}, vec2{20, 20}); + game_object1.add_component<BehaviorScript>().set_script<MyScript1>(); + auto img1 = Texture("asset/texture/square.png"); + game_object1.add_component<Sprite>(img1, color, Sprite::FlipSettings{false, false}, 1, + 1, 20); + + //add circle with cirlcecollider deactiveated + game_object1.add_component<CircleCollider>(vec2{0, 0}, 10).active = false; + auto img2 = Texture("asset/texture/circle.png"); + game_object1 + .add_component<Sprite>(img2, color, Sprite::FlipSettings{false, false}, 1, 1, 20) + .active + = false; + + GameObject game_object2 = mgr.new_object( + "Name", "Tag", vec2{screen_size_width / 2, screen_size_height / 2}, 0, 1); + game_object2.add_component<Rigidbody>(Rigidbody::Data{ + .mass = 1, + .gravity_scale = 0, + .body_type = Rigidbody::BodyType::STATIC, + .linear_velocity = {0, 0}, + .constraints = {0, 0, 0}, + .elastisity_coefficient = 1, + .offset = {0, 0}, + .collision_layers = {0}, + }); + // add box with boxcollider + game_object2.add_component<BoxCollider>(vec2{0, 0}, vec2{20, 20}); + game_object2.add_component<BehaviorScript>().set_script<MyScript2>(); + auto img3 = Texture("asset/texture/square.png"); + game_object2.add_component<Sprite>(img3, color, Sprite::FlipSettings{false, false}, 1, + 1, 20); + + //add circle with cirlcecollider deactiveated + game_object2.add_component<CircleCollider>(vec2{0, 0}, 10).active = false; + auto img4 = Texture("asset/texture/circle.png"); + game_object2 + .add_component<Sprite>(img4, color, Sprite::FlipSettings{false, false}, 1, 1, 20) + .active + = false; + } + + string get_name() const { return "scene1"; } +}; + +int main(int argc, char * argv[]) { + + LoopManager gameloop; + gameloop.add_scene<ConcreteScene1>(); + gameloop.start(); + return 0; +} diff --git a/src/example/gameloop.cpp b/src/example/gameloop.cpp deleted file mode 100644 index a676f20..0000000 --- a/src/example/gameloop.cpp +++ /dev/null @@ -1,7 +0,0 @@ -#include "crepe/api/LoopManager.h" -using namespace crepe; -int main() { - LoopManager gameloop; - gameloop.start(); - return 1; -} diff --git a/src/example/rendering_particle.cpp b/src/example/rendering_particle.cpp index 349d11e..bd4ef95 100644 --- a/src/example/rendering_particle.cpp +++ b/src/example/rendering_particle.cpp @@ -1,43 +1,23 @@ -#include "api/Animator.h" -#include "api/Camera.h" -#include "system/AnimatorSystem.h" -#include "system/ParticleSystem.h" -#include <SDL2/SDL_timer.h> -#include <crepe/ComponentManager.h> - +#include "api/Asset.h" #include <crepe/Component.h> +#include <crepe/api/Animator.h> +#include <crepe/api/Camera.h> #include <crepe/api/Color.h> #include <crepe/api/GameObject.h> +#include <crepe/api/LoopManager.hpp> #include <crepe/api/ParticleEmitter.h> #include <crepe/api/Rigidbody.h> #include <crepe/api/Sprite.h> -#include <crepe/api/Texture.h> #include <crepe/api/Transform.h> -#include <crepe/system/RenderSystem.h> +#include <crepe/manager/ComponentManager.h> +#include <crepe/manager/Mediator.h> #include <crepe/types.h> - -#include <chrono> +#include <iostream> using namespace crepe; using namespace std; -int main(int argc, char * argv[]) { - ComponentManager mgr; - GameObject game_object = mgr.new_object("", "", vec2{0, 0}, 0, 1); - RenderSystem sys{mgr}; - ParticleSystem psys{mgr}; - AnimatorSystem asys{mgr}; - - Color color(255, 255, 255, 100); - - auto img = Texture("asset/texture/test_ap43.png"); - Sprite & test_sprite = game_object.add_component<Sprite>( - img, color, Sprite::FlipSettings{true, true}, 1, 1, 500); - - //game_object.add_component<Animator>(test_sprite, 4, 1, 0).active = true; - game_object.add_component<Animator>(test_sprite, 1, 1, 0).active = true; - - /* +/* auto & test = game_object.add_component<ParticleEmitter>(ParticleEmitter::Data{ .position = {0, 0}, .max_particles = 10, @@ -59,25 +39,45 @@ int main(int argc, char * argv[]) { }); */ - auto & cam = game_object.add_component<Camera>(Color::RED, ivec2{1080, 720}, - vec2{2000, 2000}, 1.0f); +class TestScene : public Scene { +public: + void load_scene() { - /* - game_object - .add_component<Sprite>(make_shared<Texture>("asset/texture/img.png"), color, - .add_component<Sprite>(make_shared<Texture>("asset/texture/img.png"), color, - FlipSettings{false, false}) - .order_in_layer - = 6; - */ + cout << "TestScene" << endl; + Mediator & mediator = this->mediator; + ComponentManager & mgr = mediator.component_manager; + GameObject game_object = mgr.new_object("", "", vec2{0, 0}, 0, 1); + + Color color(255, 255, 255, 255); + + Asset img{"asset/spritesheet/spritesheet_test.png"}; + + Sprite & test_sprite = game_object.add_component<Sprite>( + img, Sprite::Data{ + .color = color, + .flip = Sprite::FlipSettings{false, false}, + .sorting_in_layer = 2, + .order_in_layer = 2, + .size = {0, 100}, + .angle_offset = 0, + .position_offset = {0, 0}, + }); - auto start = std::chrono::steady_clock::now(); - while (std::chrono::steady_clock::now() - start < std::chrono::seconds(5)) { - psys.update(); - asys.update(); - sys.update(); - SDL_Delay(10); + //auto & anim = game_object.add_component<Animator>(test_sprite,ivec2{32, 64}, uvec2{4,1}, Animator::Data{}); + //anim.set_anim(0); + + auto & cam = game_object.add_component<Camera>(ivec2{1280, 720}, vec2{400, 400}, + Camera::Data{ + .bg_color = Color::WHITE, + }); } + string get_name() const { return "TestScene"; }; +}; + +int main(int argc, char * argv[]) { + LoopManager engine; + engine.add_scene<TestScene>(); + engine.start(); return 0; } diff --git a/src/example/savemgr.cpp b/src/example/savemgr.cpp deleted file mode 100644 index 65c4a34..0000000 --- a/src/example/savemgr.cpp +++ /dev/null @@ -1,44 +0,0 @@ -/** \file - * - * Standalone example for usage of the save manager - */ - -#include <cassert> -#include <crepe/api/Config.h> -#include <crepe/api/SaveManager.h> -#include <crepe/util/Log.h> -#include <crepe/util/Proxy.h> - -using namespace crepe; - -// unrelated setup code -int _ = []() { - // make sure all log messages get printed - auto & cfg = Config::get_instance(); - cfg.log.level = Log::Level::TRACE; - - return 0; // satisfy compiler -}(); - -int main() { - const char * key = "mygame.test"; - - SaveManager & mgr = SaveManager::get_instance(); - - dbg_logf("has key = {}", mgr.has(key)); - ValueBroker<int> prop = mgr.get<int>(key, 0); - Proxy<int> val = mgr.get<int>(key, 0); - - dbg_logf("val = {}", mgr.get<int>(key).get()); - prop.set(1); - dbg_logf("val = {}", mgr.get<int>(key).get()); - val = 2; - dbg_logf("val = {}", mgr.get<int>(key).get()); - mgr.set<int>(key, 3); - dbg_logf("val = {}", mgr.get<int>(key).get()); - - dbg_logf("has key = {}", mgr.has(key)); - assert(true == mgr.has(key)); - - return 0; -} diff --git a/src/test/AudioTest.cpp b/src/test/AudioTest.cpp new file mode 100644 index 0000000..48bba1b --- /dev/null +++ b/src/test/AudioTest.cpp @@ -0,0 +1,161 @@ +#include <gmock/gmock.h> +#include <gtest/gtest.h> + +#include <crepe/api/AudioSource.h> +#include <crepe/api/GameObject.h> +#include <crepe/manager/ComponentManager.h> +#include <crepe/manager/ResourceManager.h> +#include <crepe/system/AudioSystem.h> + +using namespace std; +using namespace std::chrono_literals; +using namespace crepe; +using namespace testing; + +class AudioTest : public Test { +private: + class TestSoundContext : public SoundContext { + public: + MOCK_METHOD(SoundHandle, play, (Sound & resource), (override)); + MOCK_METHOD(void, stop, (const SoundHandle &), (override)); + MOCK_METHOD(void, set_volume, (const SoundHandle &, float), (override)); + MOCK_METHOD(void, set_loop, (const SoundHandle &, bool), (override)); + }; + + class TestAudioSystem : public AudioSystem { + public: + using AudioSystem::AudioSystem; + StrictMock<TestSoundContext> context; + virtual SoundContext & get_context() { return this->context; } + }; + +private: + Mediator mediator; + ComponentManager component_manager{mediator}; + ResourceManager resource_manager{mediator}; + +public: + TestAudioSystem system{mediator}; + TestSoundContext & context = system.context; + +private: + GameObject entity = component_manager.new_object("name"); + +public: + AudioSource & component = entity.add_component<AudioSource>("mwe/audio/bgm.ogg"); +}; + +TEST_F(AudioTest, Default) { + EXPECT_CALL(context, play(_)).Times(0); + EXPECT_CALL(context, stop(_)).Times(0); + EXPECT_CALL(context, set_volume(_, _)).Times(0); + EXPECT_CALL(context, set_loop(_, _)).Times(0); + system.update(); +} + +TEST_F(AudioTest, Play) { + system.update(); + + { + InSequence seq; + + EXPECT_CALL(context, play(_)).Times(0); + component.play(); + } + + { + InSequence seq; + + EXPECT_CALL(context, play(_)).Times(1); + system.update(); + } +} + +TEST_F(AudioTest, Stop) { + system.update(); + + { + InSequence seq; + + EXPECT_CALL(context, stop(_)).Times(0); + component.stop(); + } + + { + InSequence seq; + + EXPECT_CALL(context, stop(_)).Times(1); + system.update(); + } +} + +TEST_F(AudioTest, Volume) { + system.update(); + + { + InSequence seq; + + EXPECT_CALL(context, set_volume(_, _)).Times(0); + component.volume += 0.2; + } + + { + InSequence seq; + + EXPECT_CALL(context, set_volume(_, component.volume)).Times(1); + system.update(); + } +} + +TEST_F(AudioTest, Looping) { + system.update(); + + { + InSequence seq; + + EXPECT_CALL(context, set_loop(_, _)).Times(0); + component.loop = !component.loop; + } + + { + InSequence seq; + + EXPECT_CALL(context, set_loop(_, component.loop)).Times(1); + system.update(); + } +} + +TEST_F(AudioTest, StopOnDeactivate) { + system.update(); + + { + InSequence seq; + + EXPECT_CALL(context, stop(_)).Times(1); + component.active = false; + system.update(); + } +} + +TEST_F(AudioTest, PlayOnActive) { + component.active = false; + component.play_on_awake = true; + system.update(); + + { + InSequence seq; + + EXPECT_CALL(context, play(_)).Times(1); + component.active = true; + system.update(); + } +} + +TEST_F(AudioTest, PlayImmediately) { + component.play_on_awake = false; + component.play(); + + EXPECT_CALL(context, play(_)).Times(1); + + system.update(); +} diff --git a/src/test/CMakeLists.txt b/src/test/CMakeLists.txt index d310f6a..7196404 100644 --- a/src/test/CMakeLists.txt +++ b/src/test/CMakeLists.txt @@ -1,9 +1,12 @@ target_sources(test_main PUBLIC main.cpp + CollisionTest.cpp PhysicsTest.cpp ScriptTest.cpp ParticleTest.cpp + AudioTest.cpp AssetTest.cpp + ResourceManagerTest.cpp OptionalRefTest.cpp RenderSystemTest.cpp EventTest.cpp @@ -12,4 +15,11 @@ target_sources(test_main PUBLIC ValueBrokerTest.cpp DBTest.cpp Vector2Test.cpp + InputTest.cpp + ScriptEventTest.cpp + ScriptSceneTest.cpp + Profiling.cpp + SaveManagerTest.cpp + ScriptSaveManagerTest.cpp + ScriptECSTest.cpp ) diff --git a/src/test/CollisionTest.cpp b/src/test/CollisionTest.cpp new file mode 100644 index 0000000..dd45eb6 --- /dev/null +++ b/src/test/CollisionTest.cpp @@ -0,0 +1,390 @@ +#include "api/BoxCollider.h" +#include "manager/Mediator.h" +#include <cmath> +#include <cstddef> +#include <gtest/gtest.h> + +#define private public +#define protected public + +#include <crepe/api/Event.h> +#include <crepe/api/GameObject.h> +#include <crepe/api/Rigidbody.h> +#include <crepe/api/Script.h> +#include <crepe/api/Transform.h> +#include <crepe/manager/ComponentManager.h> +#include <crepe/manager/EventManager.h> +#include <crepe/manager/Mediator.h> +#include <crepe/system/CollisionSystem.h> +#include <crepe/system/ScriptSystem.h> +#include <crepe/types.h> +#include <crepe/util/Log.h> + +using namespace std; +using namespace std::chrono_literals; +using namespace crepe; +using namespace testing; + +class CollisionHandler : public Script { +public: + int box_id; + function<void(const CollisionEvent & ev)> test_fn = [](const CollisionEvent & ev) {}; + + CollisionHandler(int box_id) { this->box_id = box_id; } + + bool on_collision(const CollisionEvent & ev) { + //Log::logf("Box {} script on_collision()", box_id); + test_fn(ev); + return true; + } + + void init() { + subscribe<CollisionEvent>( + [this](const CollisionEvent & ev) -> bool { return this->on_collision(ev); }); + } + void update() { + // Retrieve component from the same GameObject this script is on + } +}; + +class CollisionTest : public Test { +public: + Mediator m; + ComponentManager mgr{m}; + CollisionSystem collision_sys{m}; + ScriptSystem script_sys{m}; + + GameObject world = mgr.new_object("world", "", {50, 50}); + GameObject game_object1 = mgr.new_object("object1", "", {50, 50}); + GameObject game_object2 = mgr.new_object("object2", "", {50, 30}); + + CollisionHandler * script_object1_ref = nullptr; + CollisionHandler * script_object2_ref = nullptr; + + void SetUp() override { + world.add_component<Rigidbody>(Rigidbody::Data{ + // TODO: remove unrelated properties: + .body_type = Rigidbody::BodyType::STATIC, + .offset = {0, 0}, + }); + // Create a box with an inner size of 10x10 units + world.add_component<BoxCollider>(vec2{0, -100}, vec2{100, 100}); // Top + world.add_component<BoxCollider>(vec2{0, 100}, vec2{100, 100}); // Bottom + world.add_component<BoxCollider>(vec2{-100, 0}, vec2{100, 100}); // Left + world.add_component<BoxCollider>(vec2{100, 0}, vec2{100, 100}); // right + + game_object1.add_component<Rigidbody>(Rigidbody::Data{ + .mass = 1, + .gravity_scale = 0.01, + .body_type = Rigidbody::BodyType::DYNAMIC, + .linear_velocity = {0, 0}, + .constraints = {0, 0, 0}, + .elastisity_coefficient = 1, + .offset = {0, 0}, + .collision_layers = {0}, + }); + game_object1.add_component<BoxCollider>(vec2{0, 0}, vec2{10, 10}); + BehaviorScript & script_object1 + = game_object1.add_component<BehaviorScript>().set_script<CollisionHandler>(1); + script_object1_ref = static_cast<CollisionHandler *>(script_object1.script.get()); + ASSERT_NE(script_object1_ref, nullptr); + + game_object2.add_component<Rigidbody>(Rigidbody::Data{ + .mass = 1, + .gravity_scale = 0.01, + .body_type = Rigidbody::BodyType::DYNAMIC, + .linear_velocity = {0, 0}, + .constraints = {0, 0, 0}, + .elastisity_coefficient = 1, + .offset = {0, 0}, + .collision_layers = {0}, + }); + game_object2.add_component<BoxCollider>(vec2{0, 0}, vec2{10, 10}); + BehaviorScript & script_object2 + = game_object2.add_component<BehaviorScript>().set_script<CollisionHandler>(2); + script_object2_ref = static_cast<CollisionHandler *>(script_object2.script.get()); + ASSERT_NE(script_object2_ref, nullptr); + + // Ensure Script::init() is called on all BehaviorScript instances + script_sys.update(); + } +}; + +TEST_F(CollisionTest, collision_example) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + }; + EXPECT_FALSE(collision_happend); + collision_sys.update(); + EXPECT_FALSE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_both_no_velocity) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, 10); + EXPECT_EQ(ev.info.resolution.y, 10); + EXPECT_EQ(ev.info.resolution_direction, crepe::CollisionSystem::Direction::BOTH); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 10); + EXPECT_EQ(ev.info.resolution.y, 10); + EXPECT_EQ(ev.info.resolution_direction, crepe::CollisionSystem::Direction::BOTH); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 30}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_x_direction_no_velocity) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, -5); + EXPECT_EQ(ev.info.resolution.y, 0); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::X_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 5); + EXPECT_EQ(ev.info.resolution.y, 0); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::X_DIRECTION); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {45, 30}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_y_direction_no_velocity) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, 0); + EXPECT_EQ(ev.info.resolution.y, -5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::Y_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 0); + EXPECT_EQ(ev.info.resolution.y, 5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::Y_DIRECTION); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 25}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_both) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, 10); + EXPECT_EQ(ev.info.resolution.y, 10); + EXPECT_EQ(ev.info.resolution_direction, crepe::CollisionSystem::Direction::BOTH); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 10); + EXPECT_EQ(ev.info.resolution.y, 10); + EXPECT_EQ(ev.info.resolution_direction, crepe::CollisionSystem::Direction::BOTH); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 30}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.linear_velocity = {10, 10}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_x_direction) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, -5); + EXPECT_EQ(ev.info.resolution.y, -5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::X_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 5); + EXPECT_EQ(ev.info.resolution.y, 5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::X_DIRECTION); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {45, 30}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.linear_velocity = {10, 10}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_y_direction) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, -5); + EXPECT_EQ(ev.info.resolution.y, -5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::Y_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 5); + EXPECT_EQ(ev.info.resolution.y, 5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::Y_DIRECTION); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 25}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.linear_velocity = {10, 10}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_static_both) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, 10); + EXPECT_EQ(ev.info.resolution.y, 10); + EXPECT_EQ(ev.info.resolution_direction, crepe::CollisionSystem::Direction::BOTH); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + // is static should not be called + FAIL(); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 30}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.body_type = crepe::Rigidbody::BodyType::STATIC; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_static_x_direction) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, -5); + EXPECT_EQ(ev.info.resolution.y, -5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::X_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + // is static should not be called + FAIL(); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {45, 30}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.body_type = crepe::Rigidbody::BodyType::STATIC; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_static_y_direction) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, -5); + EXPECT_EQ(ev.info.resolution.y, -5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::Y_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + // is static should not be called + FAIL(); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 25}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.body_type = crepe::Rigidbody::BodyType::STATIC; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_static_multiple) { //todo check visually + bool collision_happend = false; + float offset_value = 0; + float resolution = 0; + script_object1_ref->test_fn = [&](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.this_collider.offset.x, offset_value); + EXPECT_EQ(ev.info.resolution.x, resolution); + }; + script_object2_ref->test_fn = [&](const CollisionEvent & ev) { + // is static should not be called + FAIL(); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {45, 30}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.body_type = crepe::Rigidbody::BodyType::STATIC; + BoxCollider & bxc = this->mgr.get_components_by_id<BoxCollider>(1).front().get(); + bxc.offset = {5, 0}; + this->game_object1.add_component<BoxCollider>(vec2{-5, 0}, vec2{10, 10}); + offset_value = 5; + resolution = 10; + collision_sys.update(); + offset_value = -5; + resolution = 10; + tf.position = {55, 30}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} diff --git a/src/test/DBTest.cpp b/src/test/DBTest.cpp index e80814c..99dedff 100644 --- a/src/test/DBTest.cpp +++ b/src/test/DBTest.cpp @@ -1,6 +1,7 @@ -#include <crepe/facade/DB.h> #include <gtest/gtest.h> +#include <crepe/facade/DB.h> + using namespace std; using namespace crepe; using namespace testing; diff --git a/src/test/ECSTest.cpp b/src/test/ECSTest.cpp index af9d6f2..af2b7b0 100644 --- a/src/test/ECSTest.cpp +++ b/src/test/ECSTest.cpp @@ -1,19 +1,26 @@ #include <gtest/gtest.h> #define protected public +#define private public -#include <crepe/ComponentManager.h> #include <crepe/api/GameObject.h> #include <crepe/api/Metadata.h> #include <crepe/api/Transform.h> #include <crepe/api/Vector2.h> +#include <crepe/manager/ComponentManager.h> using namespace std; using namespace crepe; class ECSTest : public ::testing::Test { + Mediator m; + public: - ComponentManager mgr{}; + ComponentManager mgr{m}; + + class TestComponent : public Component { + using Component::Component; + }; }; TEST_F(ECSTest, createGameObject) { @@ -385,3 +392,77 @@ TEST_F(ECSTest, resetPersistent) { EXPECT_EQ(metadata.size(), 0); EXPECT_EQ(transform.size(), 0); } + +TEST_F(ECSTest, IDByName) { + GameObject foo = mgr.new_object("foo"); + GameObject bar = mgr.new_object("bar"); + + { + auto objects = mgr.get_objects_by_name(""); + EXPECT_EQ(objects.size(), 0); + } + + { + auto objects = mgr.get_objects_by_name("foo"); + EXPECT_EQ(objects.size(), 1); + EXPECT_TRUE(objects.contains(foo.id)); + } +} + +TEST_F(ECSTest, IDByTag) { + GameObject foo = mgr.new_object("foo", "common tag"); + GameObject bar = mgr.new_object("bar", "common tag"); + + { + auto objects = mgr.get_objects_by_tag(""); + EXPECT_EQ(objects.size(), 0); + } + + { + auto objects = mgr.get_objects_by_tag("common tag"); + EXPECT_EQ(objects.size(), 2); + EXPECT_TRUE(objects.contains(foo.id)); + EXPECT_TRUE(objects.contains(bar.id)); + } +} + +TEST_F(ECSTest, ComponentsByName) { + GameObject foo = mgr.new_object("foo"); + foo.add_component<TestComponent>(); + GameObject bar = mgr.new_object("bar"); + bar.add_component<TestComponent>(); + bar.add_component<TestComponent>(); + + { + auto objects = mgr.get_components_by_name<TestComponent>(""); + EXPECT_EQ(objects.size(), 0); + } + + { + auto objects = mgr.get_components_by_name<TestComponent>("foo"); + EXPECT_EQ(objects.size(), 1); + } + + { + auto objects = mgr.get_components_by_name<TestComponent>("bar"); + EXPECT_EQ(objects.size(), 2); + } +} + +TEST_F(ECSTest, ComponentsByTag) { + GameObject foo = mgr.new_object("foo", "common tag"); + foo.add_component<TestComponent>(); + GameObject bar = mgr.new_object("bar", "common tag"); + bar.add_component<TestComponent>(); + bar.add_component<TestComponent>(); + + { + auto objects = mgr.get_components_by_tag<TestComponent>(""); + EXPECT_EQ(objects.size(), 0); + } + + { + auto objects = mgr.get_components_by_tag<TestComponent>("common tag"); + EXPECT_EQ(objects.size(), 3); + } +} diff --git a/src/test/EventTest.cpp b/src/test/EventTest.cpp index b0e6c9c..4a4872d 100644 --- a/src/test/EventTest.cpp +++ b/src/test/EventTest.cpp @@ -1,10 +1,11 @@ - -#include "api/Event.h" -#include "api/EventManager.h" -#include "api/IKeyListener.h" -#include "api/IMouseListener.h" #include <gmock/gmock.h> #include <gtest/gtest.h> + +#include <crepe/api/Event.h> +#include <crepe/api/IKeyListener.h> +#include <crepe/api/IMouseListener.h> +#include <crepe/manager/EventManager.h> + using namespace std; using namespace std::chrono_literals; using namespace crepe; @@ -36,10 +37,7 @@ public: }; TEST_F(EventManagerTest, EventSubscription) { - EventHandler<KeyPressEvent> key_handler = [](const KeyPressEvent & e) { - std::cout << "Key Event Triggered" << std::endl; - return true; - }; + EventHandler<KeyPressEvent> key_handler = [](const KeyPressEvent & e) { return true; }; // Subscribe to KeyPressEvent EventManager::get_instance().subscribe<KeyPressEvent>(key_handler, 1); @@ -158,29 +156,37 @@ TEST_F(EventManagerTest, EventManagerTest_queue_dispatch) { bool triggered1 = false; bool triggered2 = false; int test_channel = 1; - EventHandler<MouseClickEvent> mouse_handler1 = [&](const MouseClickEvent & e) { + + // Adjusted to use KeyPressEvent with repeat as the first variable + EventHandler<KeyPressEvent> key_handler1 = [&](const KeyPressEvent & e) { triggered1 = true; - EXPECT_EQ(e.mouse_x, 100); - EXPECT_EQ(e.mouse_y, 200); - EXPECT_EQ(e.button, MouseButton::LEFT_MOUSE); + EXPECT_EQ(e.repeat, false); // Expecting repeat to be false + EXPECT_EQ(e.key, Keycode::A); // Adjust expected key code return false; // Allows propagation }; - EventHandler<MouseClickEvent> mouse_handler2 = [&](const MouseClickEvent & e) { + + EventHandler<KeyPressEvent> key_handler2 = [&](const KeyPressEvent & e) { triggered2 = true; - EXPECT_EQ(e.mouse_x, 100); - EXPECT_EQ(e.mouse_y, 200); - EXPECT_EQ(e.button, MouseButton::LEFT_MOUSE); + EXPECT_EQ(e.repeat, false); // Expecting repeat to be false + EXPECT_EQ(e.key, Keycode::A); // Adjust expected key code return false; // Allows propagation }; - event_manager.subscribe<MouseClickEvent>(mouse_handler1); - event_manager.subscribe<MouseClickEvent>(mouse_handler2, test_channel); - event_manager.queue_event<MouseClickEvent>( - MouseClickEvent{.mouse_x = 100, .mouse_y = 200, .button = MouseButton::LEFT_MOUSE}); - event_manager.queue_event<MouseClickEvent>( - MouseClickEvent{.mouse_x = 100, .mouse_y = 200, .button = MouseButton::LEFT_MOUSE}, + // Subscribe handlers to KeyPressEvent + event_manager.subscribe<KeyPressEvent>(key_handler1); + event_manager.subscribe<KeyPressEvent>(key_handler2, test_channel); + + // Queue a KeyPressEvent instead of KeyDownEvent + event_manager.queue_event<KeyPressEvent>(KeyPressEvent{ + .repeat = false, .key = Keycode::A}); // Adjust event with repeat flag first + + event_manager.queue_event<KeyPressEvent>( + KeyPressEvent{.repeat = false, + .key = Keycode::A}, // Adjust event for second subscription test_channel); + event_manager.dispatch_events(); + EXPECT_TRUE(triggered1); EXPECT_TRUE(triggered2); } diff --git a/src/test/InputTest.cpp b/src/test/InputTest.cpp new file mode 100644 index 0000000..4c05e56 --- /dev/null +++ b/src/test/InputTest.cpp @@ -0,0 +1,294 @@ +#include <gtest/gtest.h> +#define protected public +#define private public +#include "api/KeyCodes.h" +#include "manager/ComponentManager.h" +#include "manager/EventManager.h" +#include "manager/Mediator.h" +#include "system/InputSystem.h" +#include <SDL2/SDL.h> +#include <SDL2/SDL_keycode.h> +#include <crepe/api/Button.h> +#include <crepe/api/Camera.h> +#include <crepe/api/GameObject.h> +#include <crepe/api/Metadata.h> +#include <crepe/api/Transform.h> +#include <crepe/api/Vector2.h> +#include <gmock/gmock.h> + +using namespace std; +using namespace std::chrono_literals; +using namespace crepe; + +class InputTest : public ::testing::Test { +public: + Mediator mediator; + ComponentManager mgr{mediator}; + SDLContext sdl_context{mediator}; + + InputSystem input_system{mediator}; + + EventManager & event_manager = EventManager::get_instance(); + //GameObject camera; + +protected: + void SetUp() override { + mediator.event_manager = event_manager; + mediator.component_manager = mgr; + event_manager.clear(); + } + + void simulate_mouse_click(int mouse_x, int mouse_y, Uint8 mouse_button) { + SDL_Event event; + + // Simulate Mouse Button Down event + SDL_zero(event); + event.type = SDL_MOUSEBUTTONDOWN; + event.button.x = mouse_x; + event.button.y = mouse_y; + event.button.button = mouse_button; + SDL_PushEvent(&event); + + // Simulate Mouse Button Up event + SDL_zero(event); + event.type = SDL_MOUSEBUTTONUP; + event.button.x = mouse_x; + event.button.y = mouse_y; + event.button.button = mouse_button; + SDL_PushEvent(&event); + } +}; + +TEST_F(InputTest, MouseDown) { + GameObject obj = mgr.new_object("camera", "camera", vec2{0, 0}, 0, 1); + auto & camera = obj.add_component<Camera>( + ivec2{0, 0}, vec2{500, 500}, Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); + camera.active = true; + bool mouse_triggered = false; + EventHandler<MousePressEvent> on_mouse_down = [&](const MousePressEvent & event) { + mouse_triggered = true; + //middle of the screen = 0,0 + EXPECT_EQ(event.mouse_x, 0); + EXPECT_EQ(event.mouse_y, 0); + EXPECT_EQ(event.button, MouseButton::LEFT_MOUSE); + return false; + }; + event_manager.subscribe<MousePressEvent>(on_mouse_down); + + SDL_Event event; + SDL_zero(event); + event.type = SDL_MOUSEBUTTONDOWN; + // middle of the screen of a 500*500 camera = 250*250 + event.button.x = 250; + event.button.y = 250; + event.button.button = SDL_BUTTON_LEFT; + SDL_PushEvent(&event); + + input_system.update(); + event_manager.dispatch_events(); + EXPECT_TRUE(mouse_triggered); +} + +TEST_F(InputTest, MouseUp) { + GameObject obj = mgr.new_object("camera", "camera", vec2{0, 0}, 0, 1); + auto & camera = obj.add_component<Camera>( + ivec2{0, 0}, vec2{500, 500}, Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); + camera.active = true; + bool function_triggered = false; + EventHandler<MouseReleaseEvent> on_mouse_release = [&](const MouseReleaseEvent & e) { + function_triggered = true; + EXPECT_EQ(e.mouse_x, 0); + EXPECT_EQ(e.mouse_y, 0); + EXPECT_EQ(e.button, MouseButton::LEFT_MOUSE); + return false; + }; + event_manager.subscribe<MouseReleaseEvent>(on_mouse_release); + + SDL_Event event; + SDL_zero(event); + event.type = SDL_MOUSEBUTTONUP; + event.button.x = 250; + event.button.y = 250; + event.button.button = SDL_BUTTON_LEFT; + SDL_PushEvent(&event); + + input_system.update(); + event_manager.dispatch_events(); + EXPECT_TRUE(function_triggered); +} + +TEST_F(InputTest, MouseMove) { + GameObject obj = mgr.new_object("camera", "camera", vec2{0, 0}, 0, 1); + auto & camera = obj.add_component<Camera>( + ivec2{0, 0}, vec2{500, 500}, Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); + camera.active = true; + bool function_triggered = false; + EventHandler<MouseMoveEvent> on_mouse_move = [&](const MouseMoveEvent & e) { + function_triggered = true; + EXPECT_EQ(e.mouse_x, 0); + EXPECT_EQ(e.mouse_y, 0); + EXPECT_EQ(e.delta_x, 10); + EXPECT_EQ(e.delta_y, 10); + return false; + }; + event_manager.subscribe<MouseMoveEvent>(on_mouse_move); + + SDL_Event event; + SDL_zero(event); + event.type = SDL_MOUSEMOTION; + event.motion.x = 250; + event.motion.y = 250; + event.motion.xrel = 10; + event.motion.yrel = 10; + SDL_PushEvent(&event); + + input_system.update(); + event_manager.dispatch_events(); + EXPECT_TRUE(function_triggered); +} + +TEST_F(InputTest, KeyDown) { + GameObject obj = mgr.new_object("camera", "camera", vec2{0, 0}, 0, 1); + auto & camera = obj.add_component<Camera>( + ivec2{0, 0}, vec2{500, 500}, Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); + camera.active = true; + bool function_triggered = false; + + // Define event handler for KeyPressEvent + EventHandler<KeyPressEvent> on_key_press = [&](const KeyPressEvent & event) { + function_triggered = true; + EXPECT_EQ(event.key, Keycode::B); // Validate the key is 'B' + EXPECT_EQ(event.repeat, true); // Validate repeat flag + return false; + }; + + event_manager.subscribe<KeyPressEvent>(on_key_press); + + // Simulate SDL_KEYDOWN event + SDL_Event test_event; + SDL_zero(test_event); + test_event.type = SDL_KEYDOWN; // Key down event + test_event.key.keysym.scancode = SDL_SCANCODE_B; // Set scancode for 'B' + test_event.key.repeat = 1; // Set repeat flag + SDL_PushEvent(&test_event); + + input_system.update(); // Process the event + event_manager.dispatch_events(); // Dispatch events to handlers + + EXPECT_TRUE(function_triggered); // Check if the handler was triggered +} + +TEST_F(InputTest, KeyUp) { + GameObject obj = mgr.new_object("camera", "camera", vec2{0, 0}, 0, 1); + auto & camera = obj.add_component<Camera>( + ivec2{0, 0}, vec2{500, 500}, Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); + camera.active = true; + bool function_triggered = false; + EventHandler<KeyReleaseEvent> on_key_release = [&](const KeyReleaseEvent & event) { + function_triggered = true; + EXPECT_EQ(event.key, Keycode::B); + return false; + }; + event_manager.subscribe<KeyReleaseEvent>(on_key_release); + + SDL_Event event; + SDL_zero(event); + event.type = SDL_KEYUP; + event.key.keysym.scancode = SDL_SCANCODE_B; + SDL_PushEvent(&event); + + input_system.update(); + event_manager.dispatch_events(); + EXPECT_TRUE(function_triggered); +} + +TEST_F(InputTest, MouseClick) { + GameObject obj = mgr.new_object("camera", "camera", vec2{0, 0}, 0, 1); + auto & camera = obj.add_component<Camera>( + ivec2{0, 0}, vec2{500, 500}, Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); + camera.active = true; + bool on_click_triggered = false; + EventHandler<MouseClickEvent> on_mouse_click = [&](const MouseClickEvent & event) { + on_click_triggered = true; + EXPECT_EQ(event.button, MouseButton::LEFT_MOUSE); + EXPECT_EQ(event.mouse_x, 0); + EXPECT_EQ(event.mouse_y, 0); + return false; + }; + event_manager.subscribe<MouseClickEvent>(on_mouse_click); + + this->simulate_mouse_click(250, 250, SDL_BUTTON_LEFT); + input_system.update(); + event_manager.dispatch_events(); + EXPECT_TRUE(on_click_triggered); +} + +TEST_F(InputTest, testButtonClick) { + GameObject obj = mgr.new_object("camera", "camera", vec2{0, 0}, 0, 1); + auto & camera = obj.add_component<Camera>( + ivec2{0, 0}, vec2{500, 500}, Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); + camera.active = true; + GameObject button_obj = mgr.new_object("body", "person", vec2{0, 0}, 0, 1); + bool button_clicked = false; + std::function<void()> on_click = [&]() { button_clicked = true; }; + auto & button + = button_obj.add_component<Button>(vec2{100, 100}, vec2{0, 0}, on_click, false); + + bool hover = false; + button.active = true; + + button.is_pressed = false; + button.is_toggle = false; + this->simulate_mouse_click(999, 999, SDL_BUTTON_LEFT); + input_system.update(); + event_manager.dispatch_events(); + EXPECT_FALSE(button_clicked); + + this->simulate_mouse_click(250, 250, SDL_BUTTON_LEFT); + input_system.update(); + event_manager.dispatch_events(); + EXPECT_TRUE(button_clicked); +} + +TEST_F(InputTest, testButtonHover) { + GameObject obj = mgr.new_object("camera", "camera", vec2{0, 0}, 0, 1); + auto & camera = obj.add_component<Camera>( + ivec2{0, 0}, vec2{500, 500}, Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); + camera.active = true; + GameObject button_obj = mgr.new_object("body", "person", vec2{0, 0}, 0, 1); + bool button_clicked = false; + std::function<void()> on_click = [&]() { button_clicked = true; }; + auto & button + = button_obj.add_component<Button>(vec2{100, 100}, vec2{0, 0}, on_click, false); + button.active = true; + button.is_pressed = false; + button.is_toggle = false; + + // Mouse not on button + SDL_Event event; + SDL_zero(event); + event.type = SDL_MOUSEMOTION; + event.motion.x = 700; + event.motion.y = 700; + event.motion.xrel = 10; + event.motion.yrel = 10; + SDL_PushEvent(&event); + + input_system.update(); + event_manager.dispatch_events(); + EXPECT_FALSE(button.hover); + + // Mouse on button + SDL_Event hover_event; + SDL_zero(hover_event); + hover_event.type = SDL_MOUSEMOTION; + hover_event.motion.x = 250; + hover_event.motion.y = 250; + hover_event.motion.xrel = 10; + hover_event.motion.yrel = 10; + SDL_PushEvent(&hover_event); + + input_system.update(); + event_manager.dispatch_events(); + EXPECT_TRUE(button.hover); +} diff --git a/src/test/ParticleTest.cpp b/src/test/ParticleTest.cpp index 976f9a1..9112a3f 100644 --- a/src/test/ParticleTest.cpp +++ b/src/test/ParticleTest.cpp @@ -1,5 +1,4 @@ -#include "api/Texture.h" -#include <crepe/ComponentManager.h> +#include "api/Asset.h" #include <crepe/Particle.h> #include <crepe/api/Config.h> #include <crepe/api/GameObject.h> @@ -7,6 +6,7 @@ #include <crepe/api/Rigidbody.h> #include <crepe/api/Sprite.h> #include <crepe/api/Transform.h> +#include <crepe/manager/ComponentManager.h> #include <crepe/system/ParticleSystem.h> #include <gtest/gtest.h> #include <math.h> @@ -16,9 +16,11 @@ using namespace std::chrono_literals; using namespace crepe; class ParticlesTest : public ::testing::Test { + Mediator m; + public: - ComponentManager component_manager; - ParticleSystem particle_system{component_manager}; + ComponentManager component_manager{m}; + ParticleSystem particle_system{m}; void SetUp() override { ComponentManager & mgr = this->component_manager; @@ -28,9 +30,13 @@ public: GameObject game_object = mgr.new_object("", "", vec2{0, 0}, 0, 0); Color color(0, 0, 0, 0); - auto s1 = Texture("asset/texture/img.png"); + auto s1 = Asset("asset/texture/img.png"); Sprite & test_sprite = game_object.add_component<Sprite>( - s1, color, Sprite::FlipSettings{true, true}, 1, 1, 100); + s1, Sprite::Data{ + .color = color, + .flip = Sprite::FlipSettings{true, true}, + .size = {10, 10}, + }); game_object.add_component<ParticleEmitter>(ParticleEmitter::Data{ .position = {0, 0}, diff --git a/src/test/PhysicsTest.cpp b/src/test/PhysicsTest.cpp index 33b6020..43d2931 100644 --- a/src/test/PhysicsTest.cpp +++ b/src/test/PhysicsTest.cpp @@ -1,8 +1,8 @@ -#include <crepe/ComponentManager.h> #include <crepe/api/Config.h> #include <crepe/api/GameObject.h> #include <crepe/api/Rigidbody.h> #include <crepe/api/Transform.h> +#include <crepe/manager/ComponentManager.h> #include <crepe/system/PhysicsSystem.h> #include <gtest/gtest.h> @@ -11,9 +11,11 @@ using namespace std::chrono_literals; using namespace crepe; class PhysicsTest : public ::testing::Test { + Mediator m; + public: - ComponentManager component_manager; - PhysicsSystem system{component_manager}; + ComponentManager component_manager{m}; + PhysicsSystem system{m}; void SetUp() override { ComponentManager & mgr = this->component_manager; @@ -28,8 +30,6 @@ public: .max_linear_velocity = vec2{10, 10}, .max_angular_velocity = 10, .constraints = {0, 0}, - .use_gravity = true, - .bounce = false, }); } transforms = mgr.get_components_by_id<Transform>(0); @@ -105,16 +105,16 @@ TEST_F(PhysicsTest, movement) { EXPECT_EQ(transform.position.y, 1); EXPECT_EQ(transform.rotation, 1); - rigidbody.data.linear_damping.x = 0.5; - rigidbody.data.linear_damping.y = 0.5; - rigidbody.data.angular_damping = 0.5; + rigidbody.data.linear_velocity_coefficient.x = 0.5; + rigidbody.data.linear_velocity_coefficient.y = 0.5; + rigidbody.data.angular_velocity_coefficient = 0.5; system.update(); EXPECT_EQ(rigidbody.data.linear_velocity.x, 0.5); EXPECT_EQ(rigidbody.data.linear_velocity.y, 0.5); EXPECT_EQ(rigidbody.data.angular_velocity, 0.5); rigidbody.data.constraints = {1, 1, 0}; - rigidbody.data.angular_damping = 0; + rigidbody.data.angular_velocity_coefficient = 0; rigidbody.data.max_angular_velocity = 1000; rigidbody.data.angular_velocity = 360; system.update(); diff --git a/src/test/Profiling.cpp b/src/test/Profiling.cpp new file mode 100644 index 0000000..cc4c637 --- /dev/null +++ b/src/test/Profiling.cpp @@ -0,0 +1,247 @@ +#include <chrono> +#include <cmath> +#include <crepe/api/Asset.h> +#include <crepe/manager/Mediator.h> +#include <crepe/manager/ResourceManager.h> +#include <crepe/system/ParticleSystem.h> +#include <crepe/system/PhysicsSystem.h> +#include <crepe/system/RenderSystem.h> +#include <gtest/gtest.h> + +#define private public +#define protected public + +#include <crepe/api/Event.h> +#include <crepe/api/GameObject.h> +#include <crepe/api/ParticleEmitter.h> +#include <crepe/api/Rigidbody.h> +#include <crepe/api/Script.h> +#include <crepe/api/Transform.h> +#include <crepe/manager/ComponentManager.h> +#include <crepe/manager/EventManager.h> +#include <crepe/system/CollisionSystem.h> +#include <crepe/system/ScriptSystem.h> +#include <crepe/types.h> +#include <crepe/util/Log.h> + +using namespace std; +using namespace std::chrono_literals; +using namespace crepe; +using namespace testing; + +class TestScript : public Script { + bool oncollision(const CollisionEvent & test) { + Log::logf("Box {} script on_collision()", test.info.this_collider.game_object_id); + return true; + } + void init() { + subscribe<CollisionEvent>( + [this](const CollisionEvent & ev) -> bool { return this->oncollision(ev); }); + } + void update() { + // Retrieve component from the same GameObject this script is on + } +}; + +class DISABLED_ProfilingTest : public Test { +public: + // Config for test + // Minimum amount to let test pass + const int min_gameobject_count = 100; + // Maximum amount to stop test + const int max_gameobject_count = 150; + // Amount of times a test runs to calculate average + const int average = 5; + // Maximum duration to stop test + const std::chrono::microseconds duration = 16000us; + + Mediator m; + SDLContext sdl_context{m}; + ResourceManager resman{m}; + ComponentManager mgr{m}; + // Add system used for profling tests + CollisionSystem collision_sys{m}; + PhysicsSystem physics_sys{m}; + ParticleSystem particle_sys{m}; + RenderSystem render_sys{m}; + ScriptSystem script_sys{m}; + + // Test data + std::map<std::string, std::chrono::microseconds> timings; + int game_object_count = 0; + std::chrono::microseconds total_time = 0us; + + void SetUp() override { + + GameObject do_not_use = mgr.new_object("DO_NOT_USE", "", {0, 0}); + do_not_use.add_component<Camera>(ivec2{1080, 720}, vec2{2000, 2000}, + Camera::Data{ + .bg_color = Color::WHITE, + .zoom = 1.0f, + }); + // initialize systems here: + //calls init + script_sys.update(); + //creates window + render_sys.update(); + } + + // Helper function to time an update call and store its duration + template <typename Func> + std::chrono::microseconds time_function(const std::string & name, Func && func) { + auto start = std::chrono::steady_clock::now(); + func(); + auto end = std::chrono::steady_clock::now(); + std::chrono::microseconds duration + = std::chrono::duration_cast<std::chrono::microseconds>(end - start); + timings[name] += duration; + return duration; + } + + // Run and profile all systems, return the total time in milliseconds + std::chrono::microseconds run_all_systems() { + std::chrono::microseconds total_microseconds = 0us; + total_microseconds += time_function("PhysicsSystem", [&]() { physics_sys.update(); }); + total_microseconds + += time_function("CollisionSystem", [&]() { collision_sys.update(); }); + total_microseconds + += time_function("ParticleSystem", [&]() { particle_sys.update(); }); + total_microseconds += time_function("RenderSystem", [&]() { render_sys.update(); }); + return total_microseconds; + } + + // Print timings of all functions + void log_timings() const { + std::string result = "\nFunction timings:\n"; + + for (const auto & [name, duration] : timings) { + result += name + " took " + std::to_string(duration.count() / 1000.0 / average) + + " ms (" + std::to_string(duration.count() / average) + " µs).\n"; + } + + result += "Total time: " + std::to_string(this->total_time.count() / 1000.0 / average) + + " ms (" + std::to_string(this->total_time.count() / average) + " µs)\n"; + + result += "Amount of gameobjects: " + std::to_string(game_object_count) + "\n"; + + GTEST_LOG_(INFO) << result; + } + + void clear_timings() { + for (auto & [key, value] : timings) { + value = std::chrono::microseconds(0); + } + } +}; + +TEST_F(DISABLED_ProfilingTest, Profiling_1) { + while (this->total_time / this->average < this->duration) { + + { + //define gameobject used for testing + GameObject gameobject = mgr.new_object("gameobject", "", {0, 0}); + } + + this->game_object_count++; + + this->total_time = 0us; + clear_timings(); + + for (int amount = 0; amount < this->average; amount++) { + this->total_time += run_all_systems(); + } + + if (this->game_object_count >= this->max_gameobject_count) break; + } + log_timings(); + EXPECT_GE(this->game_object_count, this->min_gameobject_count); +} + +TEST_F(DISABLED_ProfilingTest, Profiling_2) { + while (this->total_time / this->average < this->duration) { + + { + //define gameobject used for testing + GameObject gameobject = mgr.new_object( + "gameobject", "", {static_cast<float>(game_object_count * 2), 0}); + gameobject.add_component<Rigidbody>(Rigidbody::Data{ + .gravity_scale = 0.0, + .body_type = Rigidbody::BodyType::STATIC, + }); + gameobject.add_component<BoxCollider>(vec2{0, 0}, vec2{1, 1}); + + gameobject.add_component<BehaviorScript>().set_script<TestScript>(); + Sprite & test_sprite = gameobject.add_component<Sprite>( + Asset{"asset/texture/square.png"}, + Sprite::Data{ + .color = {0, 0, 0, 0}, + .flip = {.flip_x = false, .flip_y = false}, + .sorting_in_layer = 1, + .order_in_layer = 1, + .size = {.y = 500}, + }); + } + + this->game_object_count++; + + this->total_time = 0us; + clear_timings(); + for (int amount = 0; amount < this->average; amount++) { + this->total_time += run_all_systems(); + } + + if (this->game_object_count >= this->max_gameobject_count) break; + } + log_timings(); + EXPECT_GE(this->game_object_count, this->min_gameobject_count); +} + +TEST_F(DISABLED_ProfilingTest, Profiling_3) { + while (this->total_time / this->average < this->duration) { + + { + //define gameobject used for testing + GameObject gameobject = mgr.new_object( + "gameobject", "", {static_cast<float>(game_object_count * 2), 0}); + gameobject.add_component<Rigidbody>(Rigidbody::Data{ + .gravity_scale = 0, + .body_type = Rigidbody::BodyType::STATIC, + }); + gameobject.add_component<BoxCollider>(vec2{0, 0}, vec2{1, 1}); + gameobject.add_component<BehaviorScript>().set_script<TestScript>(); + Sprite & test_sprite = gameobject.add_component<Sprite>( + Asset{"asset/texture/square.png"}, + Sprite::Data{ + .color = {0, 0, 0, 0}, + .flip = {.flip_x = false, .flip_y = false}, + .sorting_in_layer = 1, + .order_in_layer = 1, + .size = {.y = 500}, + }); + auto & test = gameobject.add_component<ParticleEmitter>(ParticleEmitter::Data{ + .max_particles = 10, + .emission_rate = 100, + .end_lifespan = 100000, + .boundary{ + .width = 1000, + .height = 1000, + .offset = vec2{0, 0}, + .reset_on_exit = false, + }, + .sprite = test_sprite, + }); + } + render_sys.update(); + this->game_object_count++; + + this->total_time = 0us; + clear_timings(); + for (int amount = 0; amount < this->average; amount++) { + this->total_time += run_all_systems(); + } + + if (this->game_object_count >= this->max_gameobject_count) break; + } + log_timings(); + EXPECT_GE(this->game_object_count, this->min_gameobject_count); +} diff --git a/src/test/RenderSystemTest.cpp b/src/test/RenderSystemTest.cpp index bb5b81a..b4519cb 100644 --- a/src/test/RenderSystemTest.cpp +++ b/src/test/RenderSystemTest.cpp @@ -1,3 +1,6 @@ +#include "api/Asset.h" +#include "facade/SDLContext.h" +#include "manager/ResourceManager.h" #include "types.h" #include <functional> #include <gtest/gtest.h> @@ -7,12 +10,11 @@ #define private public #define protected public -#include "crepe/api/Camera.h" -#include <crepe/ComponentManager.h> +#include <crepe/api/Camera.h> #include <crepe/api/Color.h> #include <crepe/api/GameObject.h> #include <crepe/api/Sprite.h> -#include <crepe/api/Texture.h> +#include <crepe/manager/ComponentManager.h> #include <crepe/system/RenderSystem.h> @@ -21,54 +23,67 @@ using namespace crepe; using namespace testing; class RenderSystemTest : public Test { + Mediator m; + public: - ComponentManager mgr{}; - RenderSystem sys{mgr}; + ComponentManager mgr{m}; + SDLContext ctx{m}; + ResourceManager resource_manager{m}; + RenderSystem sys{m}; GameObject entity1 = this->mgr.new_object("name"); GameObject entity2 = this->mgr.new_object("name"); GameObject entity3 = this->mgr.new_object("name"); GameObject entity4 = this->mgr.new_object("name"); void SetUp() override { - auto s1 = Texture("asset/texture/img.png"); - auto s2 = Texture("asset/texture/img.png"); - auto s3 = Texture("asset/texture/img.png"); - auto s4 = Texture("asset/texture/img.png"); - auto & sprite1 = entity1.add_component<Sprite>( - s1, Color(0, 0, 0, 0), Sprite::FlipSettings{false, false}, 5, 5, 100); - ASSERT_NE(sprite1.sprite_image.texture.get(), nullptr); - EXPECT_EQ(sprite1.order_in_layer, 5); - EXPECT_EQ(sprite1.sorting_in_layer, 5); - auto & sprite2 = entity2.add_component<Sprite>( - s2, Color(0, 0, 0, 0), Sprite::FlipSettings{false, false}, 2, 1, 100); - ASSERT_NE(sprite2.sprite_image.texture.get(), nullptr); - EXPECT_EQ(sprite2.sorting_in_layer, 2); - EXPECT_EQ(sprite2.order_in_layer, 1); - - auto & sprite3 = entity3.add_component<Sprite>( - s3, Color(0, 0, 0, 0), Sprite::FlipSettings{false, false}, 1, 2, 100); - ASSERT_NE(sprite3.sprite_image.texture.get(), nullptr); - EXPECT_EQ(sprite3.sorting_in_layer, 1); - EXPECT_EQ(sprite3.order_in_layer, 2); - - auto & sprite4 = entity4.add_component<Sprite>( - s4, Color(0, 0, 0, 0), Sprite::FlipSettings{false, false}, 1, 1, 100); - ASSERT_NE(sprite4.sprite_image.texture.get(), nullptr); - EXPECT_EQ(sprite4.sorting_in_layer, 1); - EXPECT_EQ(sprite4.order_in_layer, 1); + auto s1 = Asset("asset/texture/img.png"); + auto s2 = Asset("asset/texture/img.png"); + auto s3 = Asset("asset/texture/img.png"); + auto s4 = Asset("asset/texture/img.png"); + auto & sprite1 + = entity1.add_component<Sprite>(s1, Sprite::Data{ + .color = Color(0, 0, 0, 0), + .flip = Sprite::FlipSettings{false, false}, + .sorting_in_layer = 5, + .order_in_layer = 5, + .size = {10, 10}, + }); + + EXPECT_EQ(sprite1.data.order_in_layer, 5); + EXPECT_EQ(sprite1.data.sorting_in_layer, 5); + auto & sprite2 + = entity2.add_component<Sprite>(s2, Sprite::Data{ + .color = Color(0, 0, 0, 0), + .flip = Sprite::FlipSettings{false, false}, + .sorting_in_layer = 2, + .order_in_layer = 1, + }); + EXPECT_EQ(sprite2.data.sorting_in_layer, 2); + EXPECT_EQ(sprite2.data.order_in_layer, 1); + + auto & sprite3 + = entity3.add_component<Sprite>(s3, Sprite::Data{ + .color = Color(0, 0, 0, 0), + .flip = Sprite::FlipSettings{false, false}, + .sorting_in_layer = 1, + .order_in_layer = 2, + }); + EXPECT_EQ(sprite3.data.sorting_in_layer, 1); + EXPECT_EQ(sprite3.data.order_in_layer, 2); + + auto & sprite4 + = entity4.add_component<Sprite>(s4, Sprite::Data{ + .color = Color(0, 0, 0, 0), + .flip = Sprite::FlipSettings{false, false}, + .sorting_in_layer = 1, + .order_in_layer = 1, + }); + EXPECT_EQ(sprite4.data.sorting_in_layer, 1); + EXPECT_EQ(sprite4.data.order_in_layer, 1); } }; -TEST_F(RenderSystemTest, expected_throws) { - GameObject entity1 = this->mgr.new_object("NAME"); - - // no texture img - EXPECT_ANY_THROW({ - auto test = Texture(""); - entity1.add_component<Sprite>(test, Color(0, 0, 0, 0), - Sprite::FlipSettings{false, false}, 1, 1, 100); - }); - +TEST_F(RenderSystemTest, NoCamera) { // No camera EXPECT_ANY_THROW({ this->sys.update(); }); } @@ -88,32 +103,33 @@ TEST_F(RenderSystemTest, sorting_sprites) { // 3. sorting_in_layer: 2, order_in_layer: 1 (entity2) // 4. sorting_in_layer: 5, order_in_layer: 5 (entity1) - EXPECT_EQ(sorted_sprites[0].get().sorting_in_layer, 1); - EXPECT_EQ(sorted_sprites[0].get().order_in_layer, 1); + EXPECT_EQ(sorted_sprites[0].get().data.sorting_in_layer, 1); + EXPECT_EQ(sorted_sprites[0].get().data.order_in_layer, 1); - EXPECT_EQ(sorted_sprites[1].get().sorting_in_layer, 1); - EXPECT_EQ(sorted_sprites[1].get().order_in_layer, 2); + EXPECT_EQ(sorted_sprites[1].get().data.sorting_in_layer, 1); + EXPECT_EQ(sorted_sprites[1].get().data.order_in_layer, 2); - EXPECT_EQ(sorted_sprites[2].get().sorting_in_layer, 2); - EXPECT_EQ(sorted_sprites[2].get().order_in_layer, 1); + EXPECT_EQ(sorted_sprites[2].get().data.sorting_in_layer, 2); + EXPECT_EQ(sorted_sprites[2].get().data.order_in_layer, 1); - EXPECT_EQ(sorted_sprites[3].get().sorting_in_layer, 5); - EXPECT_EQ(sorted_sprites[3].get().order_in_layer, 5); + EXPECT_EQ(sorted_sprites[3].get().data.sorting_in_layer, 5); + EXPECT_EQ(sorted_sprites[3].get().data.order_in_layer, 5); for (size_t i = 1; i < sorted_sprites.size(); ++i) { const Sprite & prev = sorted_sprites[i - 1].get(); const Sprite & curr = sorted_sprites[i].get(); - if (prev.sorting_in_layer == curr.sorting_in_layer) { - EXPECT_LE(prev.order_in_layer, curr.order_in_layer); + if (prev.data.sorting_in_layer == curr.data.sorting_in_layer) { + EXPECT_LE(prev.data.order_in_layer, curr.data.order_in_layer); } else { - EXPECT_LE(prev.sorting_in_layer, curr.sorting_in_layer); + EXPECT_LE(prev.data.sorting_in_layer, curr.data.sorting_in_layer); } } } TEST_F(RenderSystemTest, Update) { - entity1.add_component<Camera>(Color::WHITE, ivec2{1080, 720}, vec2{2000, 2000}, 1.0f); + entity1.add_component<Camera>(ivec2{100, 100}, vec2{100, 100}, + Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); { vector<reference_wrapper<Sprite>> sprites = this->mgr.get_components_by_type<Sprite>(); ASSERT_EQ(sprites.size(), 4); @@ -141,7 +157,9 @@ TEST_F(RenderSystemTest, Camera) { EXPECT_NE(cameras.size(), 1); } { - entity1.add_component<Camera>(Color::WHITE, ivec2{1080, 720}, vec2{2000, 2000}, 1.0f); + entity1.add_component<Camera>(ivec2{100, 100}, vec2{100, 100}, + Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); + auto cameras = this->mgr.get_components_by_type<Camera>(); EXPECT_EQ(cameras.size(), 1); } @@ -149,18 +167,20 @@ TEST_F(RenderSystemTest, Camera) { //TODO improve with newer version } TEST_F(RenderSystemTest, Color) { - entity1.add_component<Camera>(Color::WHITE, ivec2{1080, 720}, vec2{2000, 2000}, 1.0f); + entity1.add_component<Camera>(ivec2{100, 100}, vec2{100, 100}, + Camera::Data{.bg_color = Color::WHITE, .zoom = 1.0f}); + auto & sprite = this->mgr.get_components_by_id<Sprite>(entity1.id).front().get(); - ASSERT_NE(sprite.sprite_image.texture.get(), nullptr); + //ASSERT_NE(sprite.texture.texture.get(), nullptr); - sprite.color = Color::GREEN; - EXPECT_EQ(sprite.color.r, Color::GREEN.r); - EXPECT_EQ(sprite.color.g, Color::GREEN.g); - EXPECT_EQ(sprite.color.b, Color::GREEN.b); - EXPECT_EQ(sprite.color.a, Color::GREEN.a); + sprite.data.color = Color::GREEN; + EXPECT_EQ(sprite.data.color.r, Color::GREEN.r); + EXPECT_EQ(sprite.data.color.g, Color::GREEN.g); + EXPECT_EQ(sprite.data.color.b, Color::GREEN.b); + EXPECT_EQ(sprite.data.color.a, Color::GREEN.a); this->sys.update(); - EXPECT_EQ(sprite.color.r, Color::GREEN.r); - EXPECT_EQ(sprite.color.g, Color::GREEN.g); - EXPECT_EQ(sprite.color.b, Color::GREEN.b); - EXPECT_EQ(sprite.color.a, Color::GREEN.a); + EXPECT_EQ(sprite.data.color.r, Color::GREEN.r); + EXPECT_EQ(sprite.data.color.g, Color::GREEN.g); + EXPECT_EQ(sprite.data.color.b, Color::GREEN.b); + EXPECT_EQ(sprite.data.color.a, Color::GREEN.a); } diff --git a/src/test/ResourceManagerTest.cpp b/src/test/ResourceManagerTest.cpp new file mode 100644 index 0000000..965eeab --- /dev/null +++ b/src/test/ResourceManagerTest.cpp @@ -0,0 +1,84 @@ +#include "manager/Mediator.h" +#include <gtest/gtest.h> + +#define private public +#define protected public + +#include <crepe/api/GameObject.h> +#include <crepe/manager/ResourceManager.h> +#include <crepe/util/Log.h> + +using namespace std; +using namespace crepe; +using namespace testing; + +class ResourceManagerTest : public Test { + Mediator mediator; + +public: + ResourceManager resource_manager{mediator}; + + class Unrelated : public Resource { + using Resource::Resource; + }; + + Asset asset_a{"asset/texture/img.png"}; + Asset asset_b{"asset/texture/ERROR.png"}; + + class TestResource : public Resource { + public: + static unsigned instances; + + public: + const unsigned instance; + TestResource(const Asset & src, Mediator & mediator) + : Resource(src, mediator), + instance(this->instances++) {} + ~TestResource() { this->instances--; } + bool operator==(const TestResource & other) const { + return this->instance == other.instance; + } + }; + +private: + void SetUp() override { TestResource::instances = 0; } +}; +unsigned ResourceManagerTest::TestResource::instances = 0; + +TEST_F(ResourceManagerTest, Default) { + TestResource & res_1 = resource_manager.get<TestResource>(asset_a); + TestResource & res_2 = resource_manager.get<TestResource>(asset_a); + TestResource & res_3 = resource_manager.get<TestResource>(asset_b); + TestResource & res_4 = resource_manager.get<TestResource>(asset_b); + + ASSERT_EQ(res_1, res_2); + ASSERT_EQ(res_3, res_4); + EXPECT_NE(res_1, res_3); + + EXPECT_EQ(TestResource::instances, 2); + + resource_manager.clear(); +} + +TEST_F(ResourceManagerTest, Persistent) { + resource_manager.set_persistent(asset_a, true); + EXPECT_EQ(TestResource::instances, 0); + + resource_manager.get<TestResource>(asset_a); + resource_manager.get<TestResource>(asset_a); + resource_manager.get<TestResource>(asset_b); + resource_manager.get<TestResource>(asset_b); + EXPECT_EQ(TestResource::instances, 2); + + resource_manager.clear(); + EXPECT_EQ(TestResource::instances, 1); + + resource_manager.clear_all(); + EXPECT_EQ(TestResource::instances, 0); +} + +TEST_F(ResourceManagerTest, UnmatchedType) { + EXPECT_NO_THROW({ resource_manager.get<TestResource>(asset_a); }); + + EXPECT_THROW({ resource_manager.get<Unrelated>(asset_a); }, runtime_error); +} diff --git a/src/test/SaveManagerTest.cpp b/src/test/SaveManagerTest.cpp new file mode 100644 index 0000000..e9b0c29 --- /dev/null +++ b/src/test/SaveManagerTest.cpp @@ -0,0 +1,40 @@ +#include <gtest/gtest.h> + +#include <crepe/ValueBroker.h> +#include <crepe/facade/DB.h> +#include <crepe/manager/SaveManager.h> + +using namespace std; +using namespace crepe; +using namespace testing; + +class SaveManagerTest : public Test { + Mediator m; + class TestSaveManager : public SaveManager { + using SaveManager::SaveManager; + + // in-memory database for testing + DB db{}; + virtual DB & get_db() override { return this->db; } + }; + +public: + TestSaveManager mgr{m}; +}; + +TEST_F(SaveManagerTest, ReadWrite) { + ASSERT_FALSE(mgr.has("foo")); + mgr.set<string>("foo", "bar"); + ASSERT_TRUE(mgr.has("foo")); + + ValueBroker value = mgr.get<string>("foo"); + EXPECT_EQ(value.get(), "bar"); +} + +TEST_F(SaveManagerTest, DefaultValue) { + ValueBroker value = mgr.get<int>("foo", 3); + + ASSERT_EQ(value.get(), 3); + value.set(5); + ASSERT_EQ(value.get(), 5); +} diff --git a/src/test/SceneManagerTest.cpp b/src/test/SceneManagerTest.cpp index 62b7d33..9bb260c 100644 --- a/src/test/SceneManagerTest.cpp +++ b/src/test/SceneManagerTest.cpp @@ -1,12 +1,13 @@ -#include "types.h" -#include <crepe/ComponentManager.h> +#include <gtest/gtest.h> + #include <crepe/api/GameObject.h> #include <crepe/api/Metadata.h> #include <crepe/api/Scene.h> -#include <crepe/api/SceneManager.h> #include <crepe/api/Transform.h> #include <crepe/api/Vector2.h> -#include <gtest/gtest.h> +#include <crepe/manager/ComponentManager.h> +#include <crepe/manager/SceneManager.h> +#include <crepe/types.h> using namespace std; using namespace crepe; @@ -14,7 +15,8 @@ using namespace crepe; class ConcreteScene1 : public Scene { public: void load_scene() { - ComponentManager & mgr = this->component_manager; + Mediator & mediator = this->mediator; + ComponentManager & mgr = mediator.component_manager; GameObject object1 = mgr.new_object("scene_1", "tag_scene_1", vec2{0, 0}, 0, 1); GameObject object2 = mgr.new_object("scene_1", "tag_scene_1", vec2{1, 0}, 0, 1); GameObject object3 = mgr.new_object("scene_1", "tag_scene_1", vec2{2, 0}, 0, 1); @@ -26,7 +28,8 @@ public: class ConcreteScene2 : public Scene { public: void load_scene() { - ComponentManager & mgr = this->component_manager; + Mediator & mediator = this->mediator; + ComponentManager & mgr = mediator.component_manager; GameObject object1 = mgr.new_object("scene_2", "tag_scene_2", vec2{0, 0}, 0, 1); GameObject object2 = mgr.new_object("scene_2", "tag_scene_2", vec2{0, 1}, 0, 1); GameObject object3 = mgr.new_object("scene_2", "tag_scene_2", vec2{0, 2}, 0, 1); @@ -41,7 +44,8 @@ public: ConcreteScene3(const string & name) : name(name) {} void load_scene() { - ComponentManager & mgr = this->component_manager; + Mediator & mediator = this->mediator; + ComponentManager & mgr = mediator.component_manager; GameObject object1 = mgr.new_object("scene_3", "tag_scene_3", vec2{0, 0}, 0, 1); } @@ -52,9 +56,11 @@ private: }; class SceneManagerTest : public ::testing::Test { + Mediator m; + public: - ComponentManager component_mgr{}; - SceneManager scene_mgr{component_mgr}; + ComponentManager component_mgr{m}; + SceneManager scene_mgr{m}; }; TEST_F(SceneManagerTest, loadScene) { diff --git a/src/test/ScriptECSTest.cpp b/src/test/ScriptECSTest.cpp new file mode 100644 index 0000000..1ec33ba --- /dev/null +++ b/src/test/ScriptECSTest.cpp @@ -0,0 +1,41 @@ +#include <gtest/gtest.h> + +#define protected public + +#include <crepe/api/BehaviorScript.h> +#include <crepe/api/GameObject.h> +#include <crepe/api/Metadata.h> +#include <crepe/api/Script.h> +#include <crepe/manager/ComponentManager.h> +#include <crepe/system/ScriptSystem.h> + +#include "ScriptTest.h" + +using namespace std; +using namespace crepe; +using namespace testing; + +class ScriptECSTest : public ScriptTest { +public: + class TestComponent : public Component { + using Component::Component; + }; +}; + +TEST_F(ScriptECSTest, GetOwnComponent) { + MyScript & script = this->script; + Metadata & metadata = script.get_component<Metadata>(); + + EXPECT_EQ(metadata.name, OBJ_NAME); +} + +TEST_F(ScriptECSTest, GetOwnComponents) { + const unsigned COUNT = 4; + + for (unsigned i = 0; i < COUNT; i++) entity.add_component<TestComponent>(); + + MyScript & script = this->script; + RefVector<TestComponent> components = script.get_components<TestComponent>(); + + EXPECT_EQ(components.size(), COUNT); +} diff --git a/src/test/ScriptEventTest.cpp b/src/test/ScriptEventTest.cpp new file mode 100644 index 0000000..c1b4028 --- /dev/null +++ b/src/test/ScriptEventTest.cpp @@ -0,0 +1,50 @@ +#include <gtest/gtest.h> + +// stupid hack to allow access to private/protected members under test +#define private public +#define protected public + +#include <crepe/api/BehaviorScript.h> +#include <crepe/api/Event.h> +#include <crepe/api/GameObject.h> +#include <crepe/api/Script.h> +#include <crepe/api/Vector2.h> +#include <crepe/manager/ComponentManager.h> +#include <crepe/manager/EventManager.h> +#include <crepe/system/ScriptSystem.h> + +#include "ScriptTest.h" + +using namespace std; +using namespace crepe; +using namespace testing; + +class ScriptEventTest : public ScriptTest { +public: + EventManager & event_manager = mediator.event_manager; + + class MyEvent : public Event {}; +}; + +TEST_F(ScriptEventTest, Default) { + BehaviorScript & behaviorscript = this->behaviorscript; + MyScript & script = this->script; + EventManager & evmgr = this->event_manager; + + unsigned event_count = 0; + script.subscribe<MyEvent>([&](const MyEvent &) { + event_count++; + return true; + }); + + system.update(); + behaviorscript.active = false; + EXPECT_EQ(0, event_count); + + evmgr.trigger_event<MyEvent>(); + EXPECT_EQ(0, event_count); + + behaviorscript.active = true; + evmgr.trigger_event<MyEvent>(); + EXPECT_EQ(1, event_count); +} diff --git a/src/test/ScriptSaveManagerTest.cpp b/src/test/ScriptSaveManagerTest.cpp new file mode 100644 index 0000000..64403c4 --- /dev/null +++ b/src/test/ScriptSaveManagerTest.cpp @@ -0,0 +1,35 @@ +#include <gtest/gtest.h> + +// stupid hack to allow access to private/protected members under test +#define private public +#define protected public + +#include <crepe/facade/DB.h> +#include <crepe/manager/SaveManager.h> + +#include "ScriptTest.h" + +using namespace std; +using namespace crepe; +using namespace testing; + +class ScriptSaveManagerTest : public ScriptTest { +public: + class TestSaveManager : public SaveManager { + using SaveManager::SaveManager; + + // in-memory database for testing + DB db{}; + virtual DB & get_db() override { return this->db; } + }; + + TestSaveManager save_mgr{mediator}; +}; + +TEST_F(ScriptSaveManagerTest, GetSaveManager) { + MyScript & script = this->script; + + SaveManager & mgr = script.get_save_manager(); + + EXPECT_EQ(&mgr, &save_mgr); +} diff --git a/src/test/ScriptSceneTest.cpp b/src/test/ScriptSceneTest.cpp new file mode 100644 index 0000000..2568049 --- /dev/null +++ b/src/test/ScriptSceneTest.cpp @@ -0,0 +1,30 @@ +#include <gtest/gtest.h> + +// stupid hack to allow access to private/protected members under test +#define private public +#define protected public + +#include "ScriptTest.h" +#include <crepe/manager/SceneManager.h> + +using namespace std; +using namespace crepe; +using namespace testing; + +class ScriptSceneTest : public ScriptTest { +public: + SceneManager scene_manager{mediator}; + + class MyScene : public Scene {}; +}; + +TEST_F(ScriptSceneTest, Default) { + BehaviorScript & behaviorscript = this->behaviorscript; + MyScript & script = this->script; + + const char * non_default_value = "foo"; + ASSERT_NE(non_default_value, scene_manager.next_scene); + + script.set_next_scene(non_default_value); + EXPECT_EQ(non_default_value, scene_manager.next_scene); +} diff --git a/src/test/ScriptTest.cpp b/src/test/ScriptTest.cpp index 78d5061..acdae70 100644 --- a/src/test/ScriptTest.cpp +++ b/src/test/ScriptTest.cpp @@ -1,129 +1,75 @@ +#include <gmock/gmock.h> #include <gtest/gtest.h> // stupid hack to allow access to private/protected members under test #define private public #define protected public -#include <crepe/ComponentManager.h> -#include <crepe/api/BehaviorScript.h> -#include <crepe/api/Event.h> -#include <crepe/api/EventManager.h> -#include <crepe/api/GameObject.h> -#include <crepe/api/Script.h> -#include <crepe/api/Vector2.h> -#include <crepe/system/ScriptSystem.h> +#include "ScriptTest.h" using namespace std; using namespace crepe; using namespace testing; -class MyEvent : public Event {}; - -class ScriptTest : public Test { -public: - ComponentManager component_manager{}; - ScriptSystem system{component_manager}; - EventManager & event_manager = EventManager::get_instance(); - - class MyScript : public Script { - // NOTE: default (private) visibility of init and update shouldn't cause - // issues! - void init() { - this->init_count++; - - subscribe<MyEvent>([this](const MyEvent &) { - this->event_count++; - return true; - }); - - // init should never be called more than once - EXPECT_LE(this->init_count, 1); - } - void update() { this->update_count++; } - - public: - unsigned init_count = 0; - unsigned update_count = 0; - unsigned event_count = 0; - }; - - OptionalRef<BehaviorScript> behaviorscript; - OptionalRef<MyScript> script; - - void SetUp() override { - auto & mgr = this->component_manager; - GameObject entity = mgr.new_object("name"); - BehaviorScript & component = entity.add_component<BehaviorScript>(); - - this->behaviorscript = component; - ASSERT_TRUE(this->behaviorscript); - EXPECT_EQ(component.script.get(), nullptr); - component.set_script<MyScript>(); - ASSERT_NE(component.script.get(), nullptr); - - this->script = *(MyScript *) component.script.get(); - ASSERT_TRUE(this->script); - - // sanity - MyScript & script = this->script; - ASSERT_EQ(script.init_count, 0); - ASSERT_EQ(script.update_count, 0); - ASSERT_EQ(script.event_count, 0); - } -}; +void ScriptTest::SetUp() { + auto & mgr = this->component_manager; + BehaviorScript & component = entity.add_component<BehaviorScript>(); + + this->behaviorscript = component; + ASSERT_TRUE(this->behaviorscript); + EXPECT_EQ(component.script.get(), nullptr); + component.set_script<NiceMock<MyScript>>(); + ASSERT_NE(component.script.get(), nullptr); + + this->script = *(MyScript *) component.script.get(); + ASSERT_TRUE(this->script); +} TEST_F(ScriptTest, Default) { MyScript & script = this->script; - EXPECT_EQ(0, script.init_count); - EXPECT_EQ(0, script.update_count); - EXPECT_EQ(0, script.event_count); + EXPECT_CALL(script, init()).Times(0); + EXPECT_CALL(script, update()).Times(0); } TEST_F(ScriptTest, UpdateOnce) { MyScript & script = this->script; - system.update(); - EXPECT_EQ(1, script.init_count); - EXPECT_EQ(1, script.update_count); - EXPECT_EQ(0, script.event_count); + { + InSequence seq; + + EXPECT_CALL(script, init()).Times(1); + EXPECT_CALL(script, update()).Times(1); + system.update(); + } + + { + InSequence seq; + + EXPECT_CALL(script, init()).Times(0); + EXPECT_CALL(script, update()).Times(1); + system.update(); + } } TEST_F(ScriptTest, UpdateInactive) { BehaviorScript & behaviorscript = this->behaviorscript; MyScript & script = this->script; - behaviorscript.active = false; - system.update(); - EXPECT_EQ(0, script.init_count); - EXPECT_EQ(0, script.update_count); - EXPECT_EQ(0, script.event_count); - - behaviorscript.active = true; - system.update(); - EXPECT_EQ(1, script.init_count); - EXPECT_EQ(1, script.update_count); - EXPECT_EQ(0, script.event_count); -} + { + InSequence seq; -TEST_F(ScriptTest, EventInactive) { - BehaviorScript & behaviorscript = this->behaviorscript; - MyScript & script = this->script; - EventManager & evmgr = this->event_manager; - - system.update(); - behaviorscript.active = false; - EXPECT_EQ(1, script.init_count); - EXPECT_EQ(1, script.update_count); - EXPECT_EQ(0, script.event_count); - - evmgr.trigger_event<MyEvent>(); - EXPECT_EQ(1, script.init_count); - EXPECT_EQ(1, script.update_count); - EXPECT_EQ(0, script.event_count); - - behaviorscript.active = true; - evmgr.trigger_event<MyEvent>(); - EXPECT_EQ(1, script.init_count); - EXPECT_EQ(1, script.update_count); - EXPECT_EQ(1, script.event_count); + EXPECT_CALL(script, init()).Times(0); + EXPECT_CALL(script, update()).Times(0); + behaviorscript.active = false; + system.update(); + } + + { + InSequence seq; + + EXPECT_CALL(script, init()).Times(1); + EXPECT_CALL(script, update()).Times(1); + behaviorscript.active = true; + system.update(); + } } diff --git a/src/test/ScriptTest.h b/src/test/ScriptTest.h new file mode 100644 index 0000000..309e016 --- /dev/null +++ b/src/test/ScriptTest.h @@ -0,0 +1,33 @@ +#pragma once + +#include <gmock/gmock.h> +#include <gtest/gtest.h> + +#include <crepe/api/BehaviorScript.h> +#include <crepe/api/Script.h> +#include <crepe/manager/ComponentManager.h> +#include <crepe/system/ScriptSystem.h> + +class ScriptTest : public testing::Test { +protected: + crepe::Mediator mediator; + static constexpr const char * OBJ_NAME = "foo"; + +public: + crepe::ComponentManager component_manager{mediator}; + crepe::ScriptSystem system{mediator}; + crepe::GameObject entity = component_manager.new_object(OBJ_NAME); + + class MyScript : public crepe::Script { + // NOTE: explicitly stating `public:` is not required on actual scripts + + public: + MOCK_METHOD(void, init, (), (override)); + MOCK_METHOD(void, update, (), (override)); + }; + + crepe::OptionalRef<crepe::BehaviorScript> behaviorscript; + crepe::OptionalRef<MyScript> script; + + virtual void SetUp(); +}; diff --git a/src/test/Vector2Test.cpp b/src/test/Vector2Test.cpp index 17bca41..1e21af9 100644 --- a/src/test/Vector2Test.cpp +++ b/src/test/Vector2Test.cpp @@ -382,3 +382,151 @@ TEST_F(Vector2Test, NotEquals) { EXPECT_FALSE(long_vec1 != long_vec1); EXPECT_TRUE(long_vec1 != long_vec2); } + +TEST_F(Vector2Test, Truncate) { + Vector2<int> vec = {3, 4}; + vec.truncate(3); + EXPECT_EQ(vec.x, 0); + EXPECT_EQ(vec.y, 0); + + Vector2<double> vec2 = {3.0, 4.0}; + vec2.truncate(3.0); + EXPECT_FLOAT_EQ(vec2.x, 1.8); + EXPECT_FLOAT_EQ(vec2.y, 2.4); + + Vector2<long> vec3 = {3, 4}; + vec3.truncate(3); + EXPECT_EQ(vec3.x, 0); + EXPECT_EQ(vec3.y, 0); + + Vector2<float> vec4 = {3.0f, 4.0f}; + vec4.truncate(3.0f); + EXPECT_FLOAT_EQ(vec4.x, 1.8f); + EXPECT_FLOAT_EQ(vec4.y, 2.4f); +} + +TEST_F(Vector2Test, Normalize) { + Vector2<int> vec = {3, 4}; + vec.normalize(); + EXPECT_EQ(vec.x, 0); + EXPECT_EQ(vec.y, 0); + + Vector2<double> vec2 = {3.0, 4.0}; + vec2.normalize(); + EXPECT_FLOAT_EQ(vec2.x, 0.6); + EXPECT_FLOAT_EQ(vec2.y, 0.8); + + Vector2<long> vec3 = {3, 4}; + vec3.normalize(); + EXPECT_EQ(vec3.x, 0); + EXPECT_EQ(vec3.y, 0); + + Vector2<float> vec4 = {3.0f, 4.0f}; + vec4.normalize(); + EXPECT_FLOAT_EQ(vec4.x, 0.6f); + EXPECT_FLOAT_EQ(vec4.y, 0.8f); +} + +TEST_F(Vector2Test, Length) { + Vector2<int> vec = {3, 4}; + EXPECT_EQ(vec.length(), 5); + + Vector2<double> vec2 = {3.0, 4.0}; + EXPECT_FLOAT_EQ(vec2.length(), 5.0); + + Vector2<long> vec3 = {3, 4}; + EXPECT_EQ(vec3.length(), 5); + + Vector2<float> vec4 = {3.0f, 4.0f}; + EXPECT_FLOAT_EQ(vec4.length(), 5.0f); +} + +TEST_F(Vector2Test, LengthSquared) { + Vector2<int> vec = {3, 4}; + EXPECT_EQ(vec.length_squared(), 25); + + Vector2<double> vec2 = {3.0, 4.0}; + EXPECT_FLOAT_EQ(vec2.length_squared(), 25.0); + + Vector2<long> vec3 = {3, 4}; + EXPECT_EQ(vec3.length_squared(), 25); + + Vector2<float> vec4 = {3.0f, 4.0f}; + EXPECT_FLOAT_EQ(vec4.length_squared(), 25.0f); +} + +TEST_F(Vector2Test, Dot) { + Vector2<int> vec1 = {3, 4}; + Vector2<int> vec2 = {5, 6}; + EXPECT_EQ(vec1.dot(vec2), 39); + + Vector2<double> vec3 = {3.0, 4.0}; + Vector2<double> vec4 = {5.0, 6.0}; + EXPECT_FLOAT_EQ(vec3.dot(vec4), 39.0); + + Vector2<long> vec5 = {3, 4}; + Vector2<long> vec6 = {5, 6}; + EXPECT_EQ(vec5.dot(vec6), 39); + + Vector2<float> vec7 = {3.0f, 4.0f}; + Vector2<float> vec8 = {5.0f, 6.0f}; + EXPECT_FLOAT_EQ(vec7.dot(vec8), 39.0f); +} + +TEST_F(Vector2Test, Distance) { + Vector2<int> vec1 = {1, 1}; + Vector2<int> vec2 = {4, 5}; + EXPECT_EQ(vec1.distance(vec2), 5); + + Vector2<double> vec3 = {1.0, 1.0}; + Vector2<double> vec4 = {4.0, 5.0}; + EXPECT_FLOAT_EQ(vec3.distance(vec4), 5.0); + + Vector2<long> vec5 = {1, 1}; + Vector2<long> vec6 = {4, 5}; + EXPECT_EQ(vec5.distance(vec6), 5); + + Vector2<float> vec7 = {1.0f, 1.0f}; + Vector2<float> vec8 = {4.0f, 5.0f}; + EXPECT_FLOAT_EQ(vec7.distance(vec8), 5.0f); +} + +TEST_F(Vector2Test, DistanceSquared) { + Vector2<int> vec1 = {3, 4}; + Vector2<int> vec2 = {5, 6}; + EXPECT_EQ(vec1.distance_squared(vec2), 8); + + Vector2<double> vec3 = {3.0, 4.0}; + Vector2<double> vec4 = {5.0, 6.0}; + EXPECT_FLOAT_EQ(vec3.distance_squared(vec4), 8.0); + + Vector2<long> vec5 = {3, 4}; + Vector2<long> vec6 = {5, 6}; + EXPECT_EQ(vec5.distance_squared(vec6), 8); + + Vector2<float> vec7 = {3.0f, 4.0f}; + Vector2<float> vec8 = {5.0f, 6.0f}; + EXPECT_FLOAT_EQ(vec7.distance_squared(vec8), 8.0f); +} + +TEST_F(Vector2Test, Perpendicular) { + Vector2<int> vec = {3, 4}; + Vector2<int> result = vec.perpendicular(); + EXPECT_EQ(result.x, -4); + EXPECT_EQ(result.y, 3); + + Vector2<double> vec2 = {3.0, 4.0}; + Vector2<double> result2 = vec2.perpendicular(); + EXPECT_FLOAT_EQ(result2.x, -4.0); + EXPECT_FLOAT_EQ(result2.y, 3.0); + + Vector2<long> vec3 = {3, 4}; + Vector2<long> result3 = vec3.perpendicular(); + EXPECT_EQ(result3.x, -4); + EXPECT_EQ(result3.y, 3); + + Vector2<float> vec4 = {3.0f, 4.0f}; + Vector2<float> result4 = vec4.perpendicular(); + EXPECT_FLOAT_EQ(result4.x, -4.0f); + EXPECT_FLOAT_EQ(result4.y, 3.0f); +} diff --git a/src/test/main.cpp b/src/test/main.cpp index aece72d..ed2aed5 100644 --- a/src/test/main.cpp +++ b/src/test/main.cpp @@ -1,9 +1,5 @@ -#include <gtest/gtest.h> - -#define protected public -#define private public - #include <crepe/api/Config.h> +#include <gtest/gtest.h> using namespace crepe; using namespace testing; @@ -11,12 +7,14 @@ using namespace testing; class GlobalConfigReset : public EmptyTestEventListener { public: Config & cfg = Config::get_instance(); - Config cfg_default = Config(); // This function is called before each test void OnTestStart(const TestInfo &) override { - cfg = cfg_default; - cfg.log.level = Log::Level::WARNING; + cfg = { + .log = { + .level = Log::Level::WARNING, + }, + }; } }; |
