diff options
54 files changed, 1207 insertions, 409 deletions
diff --git a/src/crepe/Resource.cpp b/src/crepe/Resource.cpp index 27b4c4b..85913ed 100644 --- a/src/crepe/Resource.cpp +++ b/src/crepe/Resource.cpp @@ -1,5 +1,6 @@ #include "Resource.h" +#include "manager/Mediator.h" using namespace crepe; -Resource::Resource(const Asset & asset) {} +Resource::Resource(const Asset & asset, Mediator & mediator) {} diff --git a/src/crepe/Resource.h b/src/crepe/Resource.h index eceb15b..d65206b 100644 --- a/src/crepe/Resource.h +++ b/src/crepe/Resource.h @@ -4,6 +4,7 @@ namespace crepe { class ResourceManager; class Asset; +class Mediator; /** * \brief Resource interface @@ -17,7 +18,7 @@ class Asset; */ class Resource { public: - Resource(const Asset & src); + Resource(const Asset & src, Mediator & mediator); virtual ~Resource() = default; Resource(const Resource &) = delete; 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 b8a91dc..4ce4bf0 100644 --- a/src/crepe/api/Animator.cpp +++ b/src/crepe/api/Animator.cpp @@ -7,23 +7,21 @@ using namespace crepe; -Animator::Animator(game_object_id_t id, Sprite & spritesheet, unsigned int max_row, - unsigned int max_col, const Animator::Data & data) +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(spritesheet), - max_rows(max_row), - max_columns(max_col), + grid_size(grid_size), data(data) { dbg_trace(); - this->spritesheet.mask.h /= this->max_columns; - this->spritesheet.mask.w /= this->max_rows; - this->spritesheet.mask.x = this->data.row * this->spritesheet.mask.w; - this->spritesheet.mask.y = this->data.col * this->spritesheet.mask.h; + 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 = 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(); } @@ -54,6 +52,6 @@ void Animator::set_anim(int col) { void Animator::next_anim() { Animator::Data & ctx = this->data; - ctx.row = ctx.row++ % this->max_rows; + 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 7c850b8..5918800 100644 --- a/src/crepe/api/Animator.h +++ b/src/crepe/api/Animator.h @@ -75,27 +75,28 @@ public: * * \param id The unique identifier for the component, typically assigned automatically. * \param spritesheet the reference to the spritesheet - * \param max_row maximum of rows inside the given spritesheet - * \param max_col maximum of columns inside the given 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(game_object_id_t id, Sprite & spritesheet, unsigned int max_row, - unsigned int max_col, const Animator::Data & data); + 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: - //! The maximum number of columns in the sprite sheet. - const unsigned int max_columns; - //! The maximum number of rows in the sprite sheet. - const unsigned int max_rows; Animator::Data data; private: //! A reference to the Sprite sheet containing. Sprite & spritesheet; + + //! The maximum number of rows and columns inside the spritesheet + const uvec2 grid_size; + //! Uses the spritesheet friend AnimatorSystem; }; diff --git a/src/crepe/api/CMakeLists.txt b/src/crepe/api/CMakeLists.txt index a163faf..46deb67 100644 --- a/src/crepe/api/CMakeLists.txt +++ b/src/crepe/api/CMakeLists.txt @@ -6,7 +6,6 @@ target_sources(crepe PUBLIC ParticleEmitter.cpp Transform.cpp Color.cpp - Texture.cpp Sprite.cpp Config.cpp Metadata.cpp @@ -23,6 +22,7 @@ target_sources(crepe PUBLIC Script.cpp Button.cpp UIObject.cpp + AI.cpp ) target_sources(crepe PUBLIC FILE_SET HEADERS FILES @@ -38,7 +38,6 @@ target_sources(crepe PUBLIC FILE_SET HEADERS FILES Vector2.h Vector2.hpp Color.h - Texture.h Scene.h Metadata.h Camera.h @@ -55,4 +54,5 @@ target_sources(crepe PUBLIC FILE_SET HEADERS FILES Asset.h Button.h UIObject.h + AI.h ) diff --git a/src/crepe/api/LoopManager.cpp b/src/crepe/api/LoopManager.cpp index 3e9e21c..1f0ba72 100644 --- a/src/crepe/api/LoopManager.cpp +++ b/src/crepe/api/LoopManager.cpp @@ -1,3 +1,4 @@ +#include "../system/AISystem.h" #include "../system/AnimatorSystem.h" #include "../system/AudioSystem.h" #include "../system/CollisionSystem.h" @@ -22,6 +23,7 @@ LoopManager::LoopManager() { this->load_system<ScriptSystem>(); this->load_system<InputSystem>(); this->load_system<AudioSystem>(); + this->load_system<AISystem>(); } void LoopManager::process_input() { this->get_system<InputSystem>().update(); } @@ -37,6 +39,7 @@ void LoopManager::fixed_update() { 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(); diff --git a/src/crepe/api/LoopManager.h b/src/crepe/api/LoopManager.h index 0947f94..1bafa56 100644 --- a/src/crepe/api/LoopManager.h +++ b/src/crepe/api/LoopManager.h @@ -5,10 +5,12 @@ #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 "LoopTimer.h" +#include "manager/ResourceManager.h" namespace crepe { @@ -98,11 +100,12 @@ private: SceneManager scene_manager{mediator}; //! Resource manager instance ResourceManager resource_manager{mediator}; - - //! SDL context \todo no more singletons! - SDLContext & sdl_context = SDLContext::get_instance(); - //! Loop timer \todo no more singletons! - LoopTimer & loop_timer = LoopTimer::get_instance(); + //! 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/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/Script.cpp b/src/crepe/api/Script.cpp index 4091fd4..753a9e3 100644 --- a/src/crepe/api/Script.cpp +++ b/src/crepe/api/Script.cpp @@ -8,8 +8,7 @@ using namespace crepe; using namespace std; Script::~Script() { - Mediator & mediator = this->mediator; - EventManager & mgr = mediator.event_manager; + EventManager & mgr = this->mediator->event_manager; for (auto id : this->listeners) { mgr.unsubscribe(id); } @@ -21,7 +20,8 @@ void Script::subscribe(const EventHandler<CollisionEvent> & callback) { } void Script::set_next_scene(const string & name) { - Mediator & mediator = this->mediator; - SceneManager & mgr = mediator.scene_manager; + 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 49bdcf5..668e5d1 100644 --- a/src/crepe/api/Script.h +++ b/src/crepe/api/Script.h @@ -132,6 +132,9 @@ protected: */ void set_next_scene(const std::string & name); + //! Retrieve SaveManager reference + SaveManager & get_save_manager() const; + //! \} private: diff --git a/src/crepe/api/Script.hpp b/src/crepe/api/Script.hpp index 16e0dc5..225a51c 100644 --- a/src/crepe/api/Script.hpp +++ b/src/crepe/api/Script.hpp @@ -31,8 +31,7 @@ void Script::logf(Args &&... args) { template <typename EventType> void Script::subscribe_internal(const EventHandler<EventType> & callback, event_channel_t channel) { - Mediator & mediator = this->mediator; - EventManager & mgr = mediator.event_manager; + EventManager & mgr = this->mediator->event_manager; subscription_t listener = mgr.subscribe<EventType>( [this, callback](const EventType & data) -> bool { bool & active = this->active; diff --git a/src/crepe/api/Sprite.cpp b/src/crepe/api/Sprite.cpp index cc0e20a..ba684ba 100644 --- a/src/crepe/api/Sprite.cpp +++ b/src/crepe/api/Sprite.cpp @@ -1,26 +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 & texture, const Sprite::Data & data) +Sprite::Sprite(game_object_id_t id, const Asset & texture, const Sprite::Data & data) : Component(id), - texture(std::move(texture)), + source(texture), data(data) { dbg_trace(); - - this->mask.w = this->texture.get_size().x; - this->mask.h = this->texture.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 dbf41e4..a2409c2 100644 --- a/src/crepe/api/Sprite.h +++ b/src/crepe/api/Sprite.h @@ -1,9 +1,9 @@ #pragma once #include "../Component.h" +#include "api/Asset.h" #include "Color.h" -#include "Texture.h" #include "types.h" namespace crepe { @@ -74,24 +74,15 @@ public: * \param texture asset of the image * \param ctx all the sprite data */ - Sprite(game_object_id_t id, Texture & texture, const Data & data); + Sprite(game_object_id_t id, const Asset & texture, const Data & data); ~Sprite(); //! Texture used for the sprite - const Texture texture; + const Asset source; Data data; private: - /** - * \brief ratio of the img - * - * - This will multiply one of \c size variable if it is 0. - * - Will be adjusted if \c Animator component is added to an GameObject that is why this - * value cannot be const. - */ - float aspect_ratio; - //! Reads the mask of sprite friend class SDLContext; @@ -101,6 +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 2b56271..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 "Texture.h" -#include "types.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/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 52929e1..b95ba6a 100644 --- a/src/crepe/facade/SDLContext.cpp +++ b/src/crepe/facade/SDLContext.cpp @@ -18,23 +18,18 @@ #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 "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() { @@ -221,25 +218,19 @@ 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, - }; -} - 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 * ctx.sprite.aspect_ratio; + size.x = data.size.y * aspect_ratio; } if (data.size.y == 0 && data.size.x != 0) { - size.y = data.size.x / ctx.sprite.aspect_ratio; + size.y = data.size.x / aspect_ratio; } const CameraValues & cam = ctx.cam; @@ -260,15 +251,24 @@ SDL_FRect SDLContext::get_dst_rect(const DestinationRectangleData & ctx) const { } void SDLContext::draw(const RenderContext & ctx) { - const Sprite::Data & data = ctx.sprite.data; SDL_RendererFlip render_flip = (SDL_RendererFlip) ((SDL_FLIP_HORIZONTAL * data.flip.flip_x) | (SDL_FLIP_VERTICAL * data.flip.flip_y)); - SDL_Rect srcrect = this->get_src_rect(ctx.sprite); + 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, @@ -276,9 +276,9 @@ void SDLContext::draw(const RenderContext & ctx) { double angle = ctx.angle + data.angle_offset; - this->set_color_texture(ctx.sprite.texture, ctx.sprite.data.color); - SDL_RenderCopyExF(this->game_renderer.get(), ctx.sprite.texture.texture.get(), &srcrect, - &dstrect, 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); } SDLContext::CameraValues SDLContext::set_camera(const Camera & cam) { @@ -368,7 +368,7 @@ SDLContext::texture_from_path(const std::string & path) { 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; } @@ -435,6 +435,6 @@ std::vector<SDLContext::EventData> SDLContext::get_events() { 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 e232511..46b779f 100644 --- a/src/crepe/facade/SDLContext.h +++ b/src/crepe/facade/SDLContext.h @@ -14,14 +14,15 @@ #include "api/Color.h" #include "api/KeyCodes.h" #include "api/Sprite.h" -#include "api/Texture.h" #include "api/Transform.h" + #include "types.h" namespace crepe { -class LoopManager; -class InputSystem; +class Texture; +class Mediator; + /** * \class SDLContext * \brief Facade for the SDL library @@ -62,6 +63,7 @@ public: //! rendering data needed to render on screen struct RenderContext { const Sprite & sprite; + const Texture & texture; const CameraValues & cam; const vec2 & pos; const double & angle; @@ -92,20 +94,27 @@ public: float scroll_delta = INFINITY; ivec2 rel_mouse_move = {-1, -1}; }; - /** - * \brief Gets the singleton instance of SDLContext. - * \return Reference to the SDLContext instance. - */ - static SDLContext & get_instance(); +public: SDLContext(const SDLContext &) = delete; SDLContext(SDLContext &&) = delete; SDLContext & operator=(const SDLContext &) = delete; SDLContext & operator=(SDLContext &&) = delete; -private: - //! will only use get_events - friend class InputSystem; +public: + /** + * \brief Constructs an SDLContext instance. + * Initializes SDL, creates a window and renderer. + */ + SDLContext(Mediator & mediator); + + /** + * \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. * @@ -139,9 +148,7 @@ private: */ MouseButton sdl_to_mousebutton(Uint8 sdl_button); -private: - //! Will only use delay - friend class LoopTimer; +public: /** * \brief Gets the current SDL ticks since the program started. * \return Current ticks in milliseconds as a constant uint64_t. @@ -157,23 +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. @@ -184,14 +175,11 @@ 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 RenderContext Reference to rendering data to draw @@ -207,33 +195,24 @@ 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 */ CameraValues set_camera(const Camera & camera); -private: +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 - * - * \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; /** * \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_FRect get_dst_rect(const DestinationRectangleData & data) const; diff --git a/src/crepe/facade/Sound.cpp b/src/crepe/facade/Sound.cpp index ad50637..97e455e 100644 --- a/src/crepe/facade/Sound.cpp +++ b/src/crepe/facade/Sound.cpp @@ -6,7 +6,7 @@ using namespace crepe; using namespace std; -Sound::Sound(const Asset & src) : Resource(src) { +Sound::Sound(const Asset & src, Mediator & mediator) : Resource(src, mediator) { this->sample.load(src.get_path().c_str()); dbg_trace(); } diff --git a/src/crepe/facade/Sound.h b/src/crepe/facade/Sound.h index 85d141b..4a5d692 100644 --- a/src/crepe/facade/Sound.h +++ b/src/crepe/facade/Sound.h @@ -8,6 +8,7 @@ namespace crepe { class SoundContext; +class Mediator; /** * \brief Sound resource facade @@ -17,7 +18,7 @@ class SoundContext; */ class Sound : public Resource { public: - Sound(const Asset & src); + Sound(const Asset & src, Mediator & mediator); ~Sound(); // dbg_trace private: 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/Mediator.h b/src/crepe/manager/Mediator.h index ba0b41f..628154a 100644 --- a/src/crepe/manager/Mediator.h +++ b/src/crepe/manager/Mediator.h @@ -3,16 +3,16 @@ #include "../util/OptionalRef.h" // TODO: remove these singletons: -#include "../facade/SDLContext.h" #include "EventManager.h" -#include "SaveManager.h" -#include "api/LoopTimer.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 @@ -27,13 +27,13 @@ class ResourceManager; * \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 = SaveManager::get_instance(); + OptionalRef<SaveManager> save_manager; OptionalRef<EventManager> event_manager = EventManager::get_instance(); OptionalRef<ResourceManager> resource_manager; - OptionalRef<SDLContext> sdl_context = SDLContext::get_instance(); - OptionalRef<LoopTimer> timer = LoopTimer::get_instance(); + OptionalRef<LoopTimer> timer; }; } // namespace crepe diff --git a/src/crepe/manager/ResourceManager.cpp b/src/crepe/manager/ResourceManager.cpp index 7c01808..a141a46 100644 --- a/src/crepe/manager/ResourceManager.cpp +++ b/src/crepe/manager/ResourceManager.cpp @@ -6,8 +6,8 @@ using namespace crepe; using namespace std; ResourceManager::ResourceManager(Mediator & mediator) : Manager(mediator) { - mediator.resource_manager = *this; dbg_trace(); + mediator.resource_manager = *this; } ResourceManager::~ResourceManager() { dbg_trace(); } diff --git a/src/crepe/manager/ResourceManager.hpp b/src/crepe/manager/ResourceManager.hpp index 5167d71..cf5c949 100644 --- a/src/crepe/manager/ResourceManager.hpp +++ b/src/crepe/manager/ResourceManager.hpp @@ -13,7 +13,7 @@ T & ResourceManager::get(const Asset & asset) { "cache must recieve a derivative class of Resource"); CacheEntry & entry = this->get_entry(asset); - if (entry.resource == nullptr) entry.resource = make_unique<T>(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) diff --git a/src/crepe/manager/SaveManager.cpp b/src/crepe/manager/SaveManager.cpp index 034a283..f313ed2 100644 --- a/src/crepe/manager/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 "SaveManager.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); diff --git a/src/crepe/manager/SaveManager.h b/src/crepe/manager/SaveManager.h index e2ef005..1e34bc0 100644 --- a/src/crepe/manager/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/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 549c35d..d61ba35 100644 --- a/src/crepe/system/AnimatorSystem.cpp +++ b/src/crepe/system/AnimatorSystem.cpp @@ -23,7 +23,7 @@ void AnimatorSystem::update() { int last_frame = ctx.row; - int cycle_end = (ctx.cycle_end == -1) ? a.max_rows : ctx.cycle_end; + 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; diff --git a/src/crepe/system/AudioSystem.cpp b/src/crepe/system/AudioSystem.cpp index ddba268..b1aa0f8 100644 --- a/src/crepe/system/AudioSystem.cpp +++ b/src/crepe/system/AudioSystem.cpp @@ -30,8 +30,7 @@ void AudioSystem::diff_update(AudioSource & component, Sound & resource) { context.stop(component.voice); return; } - if (component.play_on_awake) - component.oneshot_play = true; + if (component.play_on_awake) component.oneshot_play = true; } if (!component.active) return; diff --git a/src/crepe/system/CMakeLists.txt b/src/crepe/system/CMakeLists.txt index 6b2e099..0e2db76 100644 --- a/src/crepe/system/CMakeLists.txt +++ b/src/crepe/system/CMakeLists.txt @@ -8,6 +8,7 @@ target_sources(crepe PUBLIC AudioSystem.cpp AnimatorSystem.cpp InputSystem.cpp + AISystem.cpp ) target_sources(crepe PUBLIC FILE_SET HEADERS FILES @@ -19,4 +20,5 @@ target_sources(crepe PUBLIC FILE_SET HEADERS FILES AudioSystem.h AnimatorSystem.h InputSystem.h + AISystem.h ) diff --git a/src/crepe/system/InputSystem.cpp b/src/crepe/system/InputSystem.cpp index aaa8bdf..a710ae2 100644 --- a/src/crepe/system/InputSystem.cpp +++ b/src/crepe/system/InputSystem.cpp @@ -1,6 +1,8 @@ #include "../api/Button.h" #include "../manager/ComponentManager.h" #include "../manager/EventManager.h" +#include "facade/SDLContext.h" +#include "util/Log.h" #include "InputSystem.h" @@ -9,7 +11,8 @@ using namespace crepe; void InputSystem::update() { ComponentManager & mgr = this->mediator.component_manager; EventManager & event_mgr = this->mediator.event_manager; - std::vector<SDLContext::EventData> event_list = SDLContext::get_instance().get_events(); + 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; diff --git a/src/crepe/system/RenderSystem.cpp b/src/crepe/system/RenderSystem.cpp index 26f2c85..51340fb 100644 --- a/src/crepe/system/RenderSystem.cpp +++ b/src/crepe/system/RenderSystem.cpp @@ -10,7 +10,9 @@ #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" @@ -72,6 +74,8 @@ bool RenderSystem::render_particle(const Sprite & sprite, const SDLContext::Came 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); @@ -88,6 +92,7 @@ bool RenderSystem::render_particle(const Sprite & sprite, const SDLContext::Came ctx.draw(SDLContext::RenderContext{ .sprite = sprite, + .texture = res, .cam = cam, .pos = p.position, .angle = p.angle, @@ -100,8 +105,12 @@ bool RenderSystem::render_particle(const Sprite & sprite, const SDLContext::Came void RenderSystem::render_normal(const Sprite & sprite, const SDLContext::CameraValues & cam, const Transform & tm) { 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, .pos = tm.position, .angle = tm.rotation, 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/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 73fc512..187ed46 100644 --- a/src/example/CMakeLists.txt +++ b/src/example/CMakeLists.txt @@ -16,7 +16,7 @@ function(add_example target_name) add_dependencies(examples ${target_name}) endfunction() -add_example(savemgr) add_example(rendering_particle) add_example(game) add_example(button) +add_example(AITest) diff --git a/src/example/rendering_particle.cpp b/src/example/rendering_particle.cpp index 29d475d..bd4ef95 100644 --- a/src/example/rendering_particle.cpp +++ b/src/example/rendering_particle.cpp @@ -1,3 +1,4 @@ +#include "api/Asset.h" #include <crepe/Component.h> #include <crepe/api/Animator.h> #include <crepe/api/Camera.h> @@ -7,11 +8,11 @@ #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/manager/ComponentManager.h> #include <crepe/manager/Mediator.h> #include <crepe/types.h> +#include <iostream> using namespace crepe; using namespace std; @@ -41,13 +42,15 @@ using namespace std; class TestScene : public Scene { public: void load_scene() { + + 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); - auto img = Texture("asset/spritesheet/pokemon_spritesheet.png"); + Asset img{"asset/spritesheet/spritesheet_test.png"}; Sprite & test_sprite = game_object.add_component<Sprite>( img, Sprite::Data{ @@ -57,16 +60,11 @@ public: .order_in_layer = 2, .size = {0, 100}, .angle_offset = 0, - .position_offset = {100, 0}, + .position_offset = {0, 0}, }); - auto & anim = game_object.add_component<Animator>(test_sprite, 4, 4, - Animator::Data{ - .fps = 1, - .looping = false, - }); - anim.set_anim(2); - anim.active = false; + //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{ 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/CMakeLists.txt b/src/test/CMakeLists.txt index ef7b5c6..7196404 100644 --- a/src/test/CMakeLists.txt +++ b/src/test/CMakeLists.txt @@ -19,5 +19,7 @@ target_sources(test_main PUBLIC ScriptEventTest.cpp ScriptSceneTest.cpp Profiling.cpp + SaveManagerTest.cpp + ScriptSaveManagerTest.cpp ScriptECSTest.cpp ) diff --git a/src/test/InputTest.cpp b/src/test/InputTest.cpp index 73eaab3..4c05e56 100644 --- a/src/test/InputTest.cpp +++ b/src/test/InputTest.cpp @@ -24,6 +24,7 @@ class InputTest : public ::testing::Test { public: Mediator mediator; ComponentManager mgr{mediator}; + SDLContext sdl_context{mediator}; InputSystem input_system{mediator}; diff --git a/src/test/ParticleTest.cpp b/src/test/ParticleTest.cpp index 1409c4f..9112a3f 100644 --- a/src/test/ParticleTest.cpp +++ b/src/test/ParticleTest.cpp @@ -1,10 +1,10 @@ +#include "api/Asset.h" #include <crepe/Particle.h> #include <crepe/api/Config.h> #include <crepe/api/GameObject.h> #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/manager/ComponentManager.h> #include <crepe/system/ParticleSystem.h> @@ -30,7 +30,7 @@ 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, Sprite::Data{ .color = color, diff --git a/src/test/Profiling.cpp b/src/test/Profiling.cpp index c753bca..cc4c637 100644 --- a/src/test/Profiling.cpp +++ b/src/test/Profiling.cpp @@ -1,9 +1,11 @@ -#include "manager/Mediator.h" -#include "system/ParticleSystem.h" -#include "system/PhysicsSystem.h" -#include "system/RenderSystem.h" #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 @@ -54,6 +56,8 @@ public: 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}; @@ -167,15 +171,15 @@ TEST_F(DISABLED_ProfilingTest, Profiling_2) { gameobject.add_component<BoxCollider>(vec2{0, 0}, vec2{1, 1}); gameobject.add_component<BehaviorScript>().set_script<TestScript>(); - auto img = Texture("asset/texture/square.png"); Sprite & test_sprite = gameobject.add_component<Sprite>( - img, 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}, - }); + 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++; @@ -205,15 +209,15 @@ TEST_F(DISABLED_ProfilingTest, Profiling_3) { }); gameobject.add_component<BoxCollider>(vec2{0, 0}, vec2{1, 1}); gameobject.add_component<BehaviorScript>().set_script<TestScript>(); - auto img = Texture("asset/texture/square.png"); Sprite & test_sprite = gameobject.add_component<Sprite>( - img, 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}, - }); + 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, diff --git a/src/test/RenderSystemTest.cpp b/src/test/RenderSystemTest.cpp index 205f534..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> @@ -11,7 +14,6 @@ #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> @@ -25,6 +27,8 @@ class RenderSystemTest : public Test { public: 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"); @@ -32,10 +36,10 @@ public: 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 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), @@ -45,7 +49,6 @@ public: .size = {10, 10}, }); - ASSERT_NE(sprite1.texture.texture.get(), nullptr); EXPECT_EQ(sprite1.data.order_in_layer, 5); EXPECT_EQ(sprite1.data.sorting_in_layer, 5); auto & sprite2 @@ -55,7 +58,6 @@ public: .sorting_in_layer = 2, .order_in_layer = 1, }); - ASSERT_NE(sprite2.texture.texture.get(), nullptr); EXPECT_EQ(sprite2.data.sorting_in_layer, 2); EXPECT_EQ(sprite2.data.order_in_layer, 1); @@ -66,7 +68,6 @@ public: .sorting_in_layer = 1, .order_in_layer = 2, }); - ASSERT_NE(sprite3.texture.texture.get(), nullptr); EXPECT_EQ(sprite3.data.sorting_in_layer, 1); EXPECT_EQ(sprite3.data.order_in_layer, 2); @@ -77,27 +78,12 @@ public: .sorting_in_layer = 1, .order_in_layer = 1, }); - ASSERT_NE(sprite4.texture.texture.get(), nullptr); 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(""); - auto & sprite1 = entity1.add_component<Sprite>( - test, Sprite::Data{ - .color = Color(0, 0, 0, 0), - .flip = Sprite::FlipSettings{false, false}, - .sorting_in_layer = 1, - .order_in_layer = 1, - }); - }); - +TEST_F(RenderSystemTest, NoCamera) { // No camera EXPECT_ANY_THROW({ this->sys.update(); }); } @@ -185,7 +171,7 @@ TEST_F(RenderSystemTest, Color) { 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.texture.texture.get(), nullptr); + //ASSERT_NE(sprite.texture.texture.get(), nullptr); sprite.data.color = Color::GREEN; EXPECT_EQ(sprite.data.color.r, Color::GREEN.r); diff --git a/src/test/ResourceManagerTest.cpp b/src/test/ResourceManagerTest.cpp index 44a5921..965eeab 100644 --- a/src/test/ResourceManagerTest.cpp +++ b/src/test/ResourceManagerTest.cpp @@ -1,3 +1,4 @@ +#include "manager/Mediator.h" #include <gtest/gtest.h> #define private public @@ -30,7 +31,9 @@ public: public: const unsigned instance; - TestResource(const Asset & src) : Resource(src), instance(this->instances++) {} + 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; diff --git a/src/test/SaveManagerTest.cpp b/src/test/SaveManagerTest.cpp new file mode 100644 index 0000000..0209f6a --- /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")); + + string value = mgr.get<string>("foo"); + EXPECT_EQ(value, "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/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/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); +} |