diff options
Diffstat (limited to 'src/crepe/api')
35 files changed, 525 insertions, 345 deletions
diff --git a/src/crepe/api/Animator.cpp b/src/crepe/api/Animator.cpp index 4ce4bf0..203cef3 100644 --- a/src/crepe/api/Animator.cpp +++ b/src/crepe/api/Animator.cpp @@ -1,5 +1,5 @@ -#include "util/Log.h" +#include "util/dbg.h" #include "Animator.h" #include "Component.h" diff --git a/src/crepe/api/Asset.h b/src/crepe/api/Asset.h index bfd0ac7..d802e83 100644 --- a/src/crepe/api/Asset.h +++ b/src/crepe/api/Asset.h @@ -43,13 +43,13 @@ private: /** * \brief Locate asset path, or throw exception if it cannot be found * - * This function resolves asset locations relative to crepe::Config::root_pattern if it is + * This function resolves asset locations relative to Config::asset::root_pattern if it is * set and \p src is a relative path. If \p src is an absolute path, it is canonicalized. * This function only returns if the file can be found. * * \param src Arbitrary path to resource file * - * \returns \p src if crepe::Config::root_pattern is empty + * \returns \p src if Config::asset::root_pattern is empty * \returns Canonical path to \p src * * \throws std::runtime_error if root_pattern cannot be found diff --git a/src/crepe/api/BehaviorScript.cpp b/src/crepe/api/BehaviorScript.cpp index d22afdf..af7572c 100644 --- a/src/crepe/api/BehaviorScript.cpp +++ b/src/crepe/api/BehaviorScript.cpp @@ -10,6 +10,6 @@ BehaviorScript::BehaviorScript(game_object_id_t id, Mediator & mediator) template <> BehaviorScript & GameObject::add_component<BehaviorScript>() { - ComponentManager & mgr = this->component_manager; - return mgr.add_component<BehaviorScript>(this->id, mgr.mediator); + ComponentManager & mgr = this->mediator.component_manager; + return mgr.add_component<BehaviorScript>(this->id, this->mediator); } diff --git a/src/crepe/api/BehaviorScript.hpp b/src/crepe/api/BehaviorScript.hpp index b9bb1e2..353d5e2 100644 --- a/src/crepe/api/BehaviorScript.hpp +++ b/src/crepe/api/BehaviorScript.hpp @@ -2,8 +2,6 @@ #include <type_traits> -#include "../util/Log.h" - #include "BehaviorScript.h" #include "Script.h" @@ -11,7 +9,6 @@ namespace crepe { template <class T, typename... Args> BehaviorScript & BehaviorScript::set_script(Args &&... args) { - dbg_trace(); static_assert(std::is_base_of<Script, T>::value); this->script = std::unique_ptr<Script>(new T(std::forward<Args>(args)...)); diff --git a/src/crepe/api/BoxCollider.cpp b/src/crepe/api/BoxCollider.cpp index c097a24..a893d41 100644 --- a/src/crepe/api/BoxCollider.cpp +++ b/src/crepe/api/BoxCollider.cpp @@ -4,7 +4,7 @@ using namespace crepe; -BoxCollider::BoxCollider(game_object_id_t game_object_id, const vec2 & offset, - const vec2 & dimensions) +BoxCollider::BoxCollider(game_object_id_t game_object_id, const vec2 & dimensions, + const vec2 & offset) : Collider(game_object_id, offset), dimensions(dimensions) {} diff --git a/src/crepe/api/BoxCollider.h b/src/crepe/api/BoxCollider.h index 1ac4d46..3835e2c 100644 --- a/src/crepe/api/BoxCollider.h +++ b/src/crepe/api/BoxCollider.h @@ -13,7 +13,7 @@ namespace crepe { */ class BoxCollider : public Collider { public: - BoxCollider(game_object_id_t game_object_id, const vec2 & offset, const vec2 & dimensions); + BoxCollider(game_object_id_t game_object_id, const vec2 & dimensions, const vec2 & offset = { 0, 0 }); //! Width and height of the box collider vec2 dimensions; diff --git a/src/crepe/api/Button.cpp b/src/crepe/api/Button.cpp index 76f74f0..305922c 100644 --- a/src/crepe/api/Button.cpp +++ b/src/crepe/api/Button.cpp @@ -3,9 +3,8 @@ namespace crepe { Button::Button(game_object_id_t id, const vec2 & dimensions, const vec2 & offset, - const std::function<void()> & on_click, bool is_toggle) + const std::function<void()> & on_click) : 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 index 61b18d7..08f5dec 100644 --- a/src/crepe/api/Button.h +++ b/src/crepe/api/Button.h @@ -15,19 +15,11 @@ public: * \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); + const std::function<void()> & on_click); - /** - * \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. @@ -56,8 +48,6 @@ public: 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; diff --git a/src/crepe/api/CMakeLists.txt b/src/crepe/api/CMakeLists.txt index 8f84f06..18d6942 100644 --- a/src/crepe/api/CMakeLists.txt +++ b/src/crepe/api/CMakeLists.txt @@ -13,7 +13,7 @@ target_sources(crepe PUBLIC Animator.cpp BoxCollider.cpp CircleCollider.cpp - LoopManager.cpp + Engine.cpp Asset.cpp EventHandler.cpp Script.cpp @@ -46,7 +46,8 @@ target_sources(crepe PUBLIC FILE_SET HEADERS FILES EventHandler.h EventHandler.hpp Event.h - LoopManager.h + Engine.h + Engine.hpp Asset.h Button.h UIObject.h diff --git a/src/crepe/api/Camera.cpp b/src/crepe/api/Camera.cpp index 179dc18..9befc3f 100644 --- a/src/crepe/api/Camera.cpp +++ b/src/crepe/api/Camera.cpp @@ -1,4 +1,4 @@ -#include "util/Log.h" +#include "util/dbg.h" #include "Camera.h" #include "Component.h" @@ -6,10 +6,8 @@ using namespace crepe; -Camera::Camera(game_object_id_t id, const ivec2 & screen, const vec2 & viewport_size, - const Data & data) +Camera::Camera(game_object_id_t id, const vec2 & viewport_size, const Data & data) : Component(id), - screen(screen), viewport_size(viewport_size), data(data) { dbg_trace(); diff --git a/src/crepe/api/Camera.h b/src/crepe/api/Camera.h index 54d9a73..2fea9f3 100644 --- a/src/crepe/api/Camera.h +++ b/src/crepe/api/Camera.h @@ -30,7 +30,7 @@ public: * zoom < 1 --> zoom out * zoom > 1 --> zoom in */ - double zoom = 1; + float zoom = 1.0; //! offset postion from the game object transform component vec2 postion_offset; @@ -40,19 +40,14 @@ public: /** * \brief Constructs a Camera with the specified ID and background color. * \param id Unique identifier for the camera component. - * \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 ivec2 & screen, const vec2 & viewport_size, - const Camera::Data & data); + Camera(game_object_id_t id, const vec2 & viewport_size, const Data & data); ~Camera(); // dbg_trace only public: - Camera::Data data; - - //! screen the display size in pixels ( output resolution ) - const ivec2 screen; + Data data; //! viewport is the area of the world visible through the camera (in world units) const vec2 viewport_size; diff --git a/src/crepe/api/Config.h b/src/crepe/api/Config.h index ca2d3f1..3cc67c2 100644 --- a/src/crepe/api/Config.h +++ b/src/crepe/api/Config.h @@ -3,24 +3,21 @@ #include <string> #include "../util/Log.h" - -#include "types.h" +#include "../types.h" namespace crepe { /** * \brief Global configuration interface * - * This class stores engine default settings. Properties on this class are only supposed to be - * modified *before* execution is handed over from the game programmer to the engine (i.e. the - * main loop is started). + * This struct stores both engine default settings and global configuration parameters. */ struct Config final { //! Retrieve handle to global Config instance static Config & get_instance(); //! Logging-related settings - struct { + struct log { // NOLINT /** * \brief Log level * @@ -28,7 +25,7 @@ struct Config final { */ Log::Level level = Log::Level::INFO; /** - * \brief Colored log output + * \brief Enable colored log output * * Enables log coloring using ANSI escape codes. */ @@ -36,7 +33,7 @@ struct Config final { } log; //! Save manager - struct { + struct savemgr { // NOLINT /** * \brief Save file location * @@ -46,8 +43,8 @@ struct Config final { std::string location = "save.crepe.db"; } savemgr; - //! physics-related settings - struct { + //! Physics-related settings + struct physics { // NOLINT /** * \brief gravity value of physics system * @@ -56,15 +53,16 @@ struct Config final { float gravity = 10; } physics; - //! default window settings - struct { - //! default screen size in pixels - ivec2 default_size = {1280, 720}; - std::string window_title = "Jetpack joyride clone"; - } window_settings; + //! Default window settings + struct window { // NOLINT + //! Default window size (in pixels) + ivec2 size = {1280, 720}; + //! Default window title + std::string title = "Jetpack joyride clone"; + } window; //! Asset loading options - struct { + struct asset { // NOLINT /** * \brief Pattern to match for Asset base directory * @@ -76,6 +74,11 @@ struct Config final { */ std::string root_pattern = ".crepe-root"; } asset; + //! Configuration for click tolerance. + struct { + //! The maximum number of pixels the mouse can move between MouseDown and MouseUp events to be considered a click. + int click_tolerance = 5; + } input; //! Audio system settings struct { diff --git a/src/crepe/api/Engine.cpp b/src/crepe/api/Engine.cpp new file mode 100644 index 0000000..bbb4494 --- /dev/null +++ b/src/crepe/api/Engine.cpp @@ -0,0 +1,63 @@ +#include "../util/Log.h" + +#include "Engine.h" + +using namespace crepe; +using namespace std; + +int Engine::main() noexcept { + try { + this->setup(); + } catch (const exception & e) { + Log::logf(Log::Level::ERROR, "Uncaught exception in setup: {}\n", e.what()); + return EXIT_FAILURE; + } + + try { + this->loop(); + } catch (const exception & e) { + Log::logf(Log::Level::ERROR, "Uncaught exception in main loop: {}\n", e.what()); + this->event_manager.trigger_event<ShutDownEvent>(); + } + + return EXIT_SUCCESS; +} + +void Engine::setup() { + this->loop_timer.start(); + this->scene_manager.load_next_scene(); + + this->event_manager.subscribe<ShutDownEvent>([this](const ShutDownEvent & event) { + this->game_running = false; + + // propagate to possible user ShutDownEvent listeners + return false; + }); +} + +void Engine::loop() { + LoopTimerManager & timer = this->loop_timer; + SystemManager & systems = this->system_manager; + + while (game_running) { + timer.update(); + + while (timer.get_lag() >= timer.get_fixed_delta_time()) { + try { + systems.fixed_update(); + } catch (const exception & e) { + Log::logf(Log::Level::WARNING, + "Uncaught exception in fixed update function: {}\n", e.what()); + } + timer.advance_fixed_elapsed_time(); + } + + try { + systems.frame_update(); + } catch (const exception & e) { + Log::logf(Log::Level::WARNING, "Uncaught exception in frame update function: {}\n", + e.what()); + } + timer.enforce_frame_rate(); + } +} diff --git a/src/crepe/api/Engine.h b/src/crepe/api/Engine.h new file mode 100644 index 0000000..3145723 --- /dev/null +++ b/src/crepe/api/Engine.h @@ -0,0 +1,78 @@ +#pragma once + +#include "../facade/SDLContext.h" +#include "../manager/ComponentManager.h" +#include "../manager/EventManager.h" +#include "../manager/LoopTimerManager.h" +#include "../manager/ReplayManager.h" +#include "../manager/ResourceManager.h" +#include "../manager/SaveManager.h" +#include "../manager/SceneManager.h" +#include "../manager/SystemManager.h" + +namespace crepe { + +/** + * \brief Main game entrypoint + * + * This class is responsible for managing the game loop, including initialization and updating. + */ +class Engine { +public: + /** + * \brief Engine entrypoint + * + * This function is called by the game programmer after registering all scenes + * + * \returns process exit code + */ + int main() noexcept; + + //! \copydoc SceneManager::add_scene + template <typename T> + void add_scene(); + +private: + /** + * \brief Setup function for one-time initialization. + * + * This function initializes necessary components for the game. + */ + void setup(); + /** + * \brief Main game loop function. + * + * This function runs the main loop, handling game updates and rendering. + */ + void loop(); + + //! Game loop condition + bool game_running = true; + +private: + //! Global context + Mediator mediator; + + //! Component manager instance + ComponentManager component_manager{mediator}; + //! Scene manager instance + SceneManager scene_manager{mediator}; + //! LoopTimerManager instance + LoopTimerManager loop_timer{mediator}; + //! EventManager instance + EventManager event_manager{mediator}; + //! Resource manager instance + ResourceManager resource_manager{mediator}; + //! Save manager instance + SaveManager save_manager{mediator}; + //! SDLContext instance + SDLContext sdl_context{mediator}; + //! ReplayManager instance + ReplayManager replay_manager{mediator}; + //! SystemManager + SystemManager system_manager{mediator}; +}; + +} // namespace crepe + +#include "Engine.hpp" diff --git a/src/crepe/api/Engine.hpp b/src/crepe/api/Engine.hpp new file mode 100644 index 0000000..f2fdc0a --- /dev/null +++ b/src/crepe/api/Engine.hpp @@ -0,0 +1,12 @@ +#pragma once + +#include "Engine.h" + +namespace crepe { + +template <class T> +void Engine::add_scene() { + this->scene_manager.add_scene<T>(); +} + +} // namespace crepe diff --git a/src/crepe/api/Event.h b/src/crepe/api/Event.h index f2f3daf..17ae809 100644 --- a/src/crepe/api/Event.h +++ b/src/crepe/api/Event.h @@ -4,6 +4,7 @@ #include <string> #include "KeyCodes.h" +#include "types.h" namespace crepe { @@ -38,11 +39,8 @@ public: */ class MousePressEvent : 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; + //! mouse position + vec2 mouse_pos = {0, 0}; //! The mouse button that was pressed. MouseButton button = MouseButton::NONE; @@ -53,11 +51,8 @@ public: */ class MouseClickEvent : 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; + //! mouse position + vec2 mouse_pos = {0, 0}; //! The mouse button that was clicked. MouseButton button = MouseButton::NONE; @@ -68,11 +63,8 @@ public: */ class MouseReleaseEvent : 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; + //! mouse position + vec2 mouse_pos = {0, 0}; //! The mouse button that was released. MouseButton button = MouseButton::NONE; @@ -83,17 +75,10 @@ public: */ class MouseMoveEvent : 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; - - // Movement since last event in x - int delta_x = 0; - - // Movement since last event in y - int delta_y = 0; + //! new mouse position + vec2 mouse_pos = {0, 0}; + //! The change in mouse position relative to the last position (in pixels). + ivec2 mouse_delta = {0, 0}; }; /** @@ -101,12 +86,8 @@ public: */ 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; - + //! mouse position when the scroll happened. + vec2 mouse_pos = {0, 0}; //! scroll direction (-1 = down, 1 = up) int scroll_direction = 0; //! scroll amount in y axis (from and away from the person). @@ -127,4 +108,55 @@ public: */ class ShutDownEvent : public Event {}; +/** + * \brief Event triggered to indicate the window is overlapped by another window. + * + * When two windows overlap the bottom window gets distorted and that window has to be redrawn. + */ +class WindowExposeEvent : public Event {}; + +/** + * \brief Event triggered to indicate the window is resized. + */ +class WindowResizeEvent : public Event { +public: + //! new window dimensions + ivec2 dimensions = {0, 0}; +}; + +/** + * \brief Event triggered to indicate the window is moved. + */ +class WindowMoveEvent : public Event { +public: + //! The change in position relative to the last position (in pixels). + ivec2 delta_move = {0, 0}; +}; + +/** + * \brief Event triggered to indicate the window is minimized. + */ +class WindowMinimizeEvent : public Event {}; + +/** + * \brief Event triggered to indicate the window is maximized + */ +class WindowMaximizeEvent : public Event {}; + +/** + * \brief Event triggered to indicate the window gained focus + * + * This event is triggered when the window receives focus, meaning it becomes the active window + * for user interaction. + */ +class WindowFocusGainEvent : public Event {}; + +/** + * \brief Event triggered to indicate the window lost focus + * + * This event is triggered when the window loses focus, meaning it is no longer the active window + * for user interaction. + */ +class WindowFocusLostEvent : public Event {}; + } // namespace crepe diff --git a/src/crepe/api/GameObject.cpp b/src/crepe/api/GameObject.cpp index 9ef4682..9b94cad 100644 --- a/src/crepe/api/GameObject.cpp +++ b/src/crepe/api/GameObject.cpp @@ -7,20 +7,17 @@ using namespace crepe; using namespace std; -GameObject::GameObject(ComponentManager & component_manager, game_object_id_t id, - const std::string & name, const std::string & tag, - const vec2 & position, double rotation, double scale) +GameObject::GameObject(Mediator & mediator, game_object_id_t id, const std::string & name, + const std::string & tag, const vec2 & position, double rotation, + double scale) : id(id), - component_manager(component_manager) { - - // Add Transform and Metadata components - ComponentManager & mgr = this->component_manager; - mgr.add_component<Transform>(this->id, position, rotation, scale); - mgr.add_component<Metadata>(this->id, name, tag); -} + mediator(mediator), + transform(mediator.component_manager->add_component<Transform>(this->id, position, + rotation, scale)), + metadata(mediator.component_manager->add_component<Metadata>(this->id, name, tag)) {} void GameObject::set_parent(const GameObject & parent) { - ComponentManager & mgr = this->component_manager; + ComponentManager & mgr = this->mediator.component_manager; // Set parent on own Metadata component RefVector<Metadata> this_metadata = mgr.get_components_by_id<Metadata>(this->id); @@ -32,7 +29,7 @@ void GameObject::set_parent(const GameObject & parent) { } void GameObject::set_persistent(bool persistent) { - ComponentManager & mgr = this->component_manager; + ComponentManager & mgr = this->mediator.component_manager; mgr.set_persistent(this->id, persistent); } diff --git a/src/crepe/api/GameObject.h b/src/crepe/api/GameObject.h index ff80f49..572ce3a 100644 --- a/src/crepe/api/GameObject.h +++ b/src/crepe/api/GameObject.h @@ -6,7 +6,9 @@ namespace crepe { -class ComponentManager; +class Mediator; +class Transform; +class Metadata; /** * \brief Represents a GameObject @@ -20,7 +22,7 @@ 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 mediator Reference to mediator * \param id The id of the GameObject * \param name The name of the GameObject * \param tag The tag of the GameObject @@ -28,13 +30,20 @@ private: * \param rotation The rotation of the GameObject * \param scale The scale of the GameObject */ - GameObject(ComponentManager & component_manager, game_object_id_t id, - const std::string & name, const std::string & tag, const vec2 & position, - double rotation, double scale); + GameObject(Mediator & mediator, game_object_id_t id, const std::string & name, + const std::string & tag, const vec2 & position, double rotation, double scale); //! ComponentManager instances GameObject friend class ComponentManager; public: + //! The id of the GameObject + const game_object_id_t id; + //! This entity's transform + Transform & transform; + //! This entity's metadata + Metadata & metadata; + +public: /** * \brief Set the parent of this GameObject * @@ -68,12 +77,8 @@ public: */ void set_persistent(bool persistent = true); -public: - //! The id of the GameObject - const game_object_id_t id; - protected: - ComponentManager & component_manager; + Mediator & mediator; }; } // namespace crepe diff --git a/src/crepe/api/GameObject.hpp b/src/crepe/api/GameObject.hpp index a6b45b0..69f7d73 100644 --- a/src/crepe/api/GameObject.hpp +++ b/src/crepe/api/GameObject.hpp @@ -8,7 +8,7 @@ namespace crepe { template <typename T, typename... Args> T & GameObject::add_component(Args &&... args) { - ComponentManager & mgr = this->component_manager; + ComponentManager & mgr = this->mediator.component_manager; return mgr.add_component<T>(this->id, std::forward<Args>(args)...); } diff --git a/src/crepe/api/KeyCodes.h b/src/crepe/api/KeyCodes.h index fcfc080..748e8f6 100644 --- a/src/crepe/api/KeyCodes.h +++ b/src/crepe/api/KeyCodes.h @@ -1,5 +1,9 @@ #pragma once + +#include <unordered_map> + namespace crepe { + //! Enumeration for mouse button inputs, including standard and extended buttons. enum class MouseButton { NONE = 0, //!< No mouse button input. @@ -151,4 +155,7 @@ enum class Keycode { /// \} MENU = 348, //!< Menu key. }; + +typedef std::unordered_map<Keycode, bool> keyboard_state_t; + } // namespace crepe diff --git a/src/crepe/api/LoopManager.cpp b/src/crepe/api/LoopManager.cpp index b5e5ff7..7a78019 100644 --- a/src/crepe/api/LoopManager.cpp +++ b/src/crepe/api/LoopManager.cpp @@ -65,6 +65,7 @@ void LoopManager::fixed_update() { this->get_system<InputSystem>().update(); this->event_manager.dispatch_events(); this->get_system<ScriptSystem>().update(); + this->get_system<ParticleSystem>().update(); this->get_system<AISystem>().update(); this->get_system<PhysicsSystem>().update(); this->get_system<CollisionSystem>().update(); diff --git a/src/crepe/api/LoopManager.h b/src/crepe/api/LoopManager.h deleted file mode 100644 index 40e6b38..0000000 --- a/src/crepe/api/LoopManager.h +++ /dev/null @@ -1,122 +0,0 @@ -#pragma once - -#include <memory> - -#include "../facade/SDLContext.h" -#include "../manager/ComponentManager.h" -#include "../manager/EventManager.h" -#include "../manager/LoopTimerManager.h" -#include "../manager/Mediator.h" -#include "../manager/ResourceManager.h" -#include "../manager/SaveManager.h" -#include "../manager/SceneManager.h" -#include "../system/System.h" - -namespace crepe { -/** - * \brief Main game loop manager - * - * This class is responsible for managing the game loop, including initialization and updating. - */ -class LoopManager { -public: - LoopManager(); - /** - * \brief Start the gameloop - * - * This is the start of the engine where the setup is called and then the loop keeps running until the game stops running. - * The Game programmer needs to call this function to run the game. This should be done after creating and adding all scenes. - */ - void start(); - - /** - * \brief Add a new concrete scene to the scene manager - * - * \tparam T Type of concrete scene - */ - template <typename T> - void add_scene(); - -private: - /** - * \brief Setup function for one-time initialization. - * - * This function initializes necessary components for the game. - */ - void setup(); - /** - * \brief Main game loop function. - * - * This function runs the main loop, handling game updates and rendering. - */ - void loop(); - - /** - * \brief Per-frame update. - * - * Updates the game state based on the elapsed time since the last frame. - */ - virtual void frame_update(); - - /** - * \brief Fixed update executed at a fixed rate. - * - * This function updates physics and game logic based on LoopTimer's fixed_delta_time. - */ - virtual void fixed_update(); - - //! Indicates whether the game is running. - bool game_running = false; - -private: - //! Global context - Mediator mediator; - - //! Component manager instance - ComponentManager component_manager{mediator}; - //! Scene manager instance - SceneManager scene_manager{mediator}; - //! LoopTimerManager instance - LoopTimerManager loop_timer{mediator}; - //! EventManager instance - EventManager event_manager{mediator}; - //! Resource manager instance - ResourceManager resource_manager{mediator}; - //! Save manager instance - SaveManager save_manager{mediator}; - //! SDLContext instance - SDLContext sdl_context{mediator}; - -private: - /** - * \brief Callback function for ShutDownEvent - * - * This function sets the game_running variable to false, stopping the gameloop and therefor quitting the game. - */ - bool on_shutdown(const ShutDownEvent & e); - /** - * \brief Collection of System instances - * - * This map holds System instances indexed by the system's class typeid. It is filled in the - * constructor of LoopManager using LoopManager::load_system. - */ - std::unordered_map<std::type_index, std::unique_ptr<System>> systems; - /** - * \brief Initialize a system - * \tparam T System type (must be derivative of \c System) - */ - template <class T> - void load_system(); - /** - * \brief Retrieve a reference to ECS system - * \tparam T System type - * \returns Reference to system instance - * \throws std::runtime_error if the System is not initialized - */ - template <class T> - T & get_system(); -}; - -} // namespace crepe - -#include "LoopManager.hpp" diff --git a/src/crepe/api/LoopManager.hpp b/src/crepe/api/LoopManager.hpp deleted file mode 100644 index 266758a..0000000 --- a/src/crepe/api/LoopManager.hpp +++ /dev/null @@ -1,48 +0,0 @@ -#pragma once - -#include <cassert> -#include <format> -#include <memory> - -#include "../system/System.h" - -#include "LoopManager.h" - -namespace crepe { - -template <class T> -void LoopManager::add_scene() { - this->scene_manager.add_scene<T>(); -} - -template <class T> -T & LoopManager::get_system() { - using namespace std; - static_assert(is_base_of<System, T>::value, - "get_system must recieve a derivative class of System"); - - const type_info & type = typeid(T); - if (!this->systems.contains(type)) - throw runtime_error(format("LoopManager: {} is not initialized", type.name())); - - System * system = this->systems.at(type).get(); - T * concrete_system = dynamic_cast<T *>(system); - assert(concrete_system != nullptr); - - return *concrete_system; -} - -template <class T> -void LoopManager::load_system() { - using namespace std; - static_assert(is_base_of<System, T>::value, - "load_system must recieve a derivative class of 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/ParticleEmitter.cpp b/src/crepe/api/ParticleEmitter.cpp index 90b77a0..9a70334 100644 --- a/src/crepe/api/ParticleEmitter.cpp +++ b/src/crepe/api/ParticleEmitter.cpp @@ -1,11 +1,28 @@ #include "ParticleEmitter.h" +#include "api/Sprite.h" using namespace crepe; +using namespace std; -ParticleEmitter::ParticleEmitter(game_object_id_t game_object_id, const Data & data) +ParticleEmitter::ParticleEmitter(game_object_id_t game_object_id, const Sprite & sprite, + const Data & data) : Component(game_object_id), + sprite(sprite), data(data) { for (size_t i = 0; i < this->data.max_particles; i++) { - this->data.particles.emplace_back(); + this->particles.emplace_back(); } } + +unique_ptr<Component> ParticleEmitter::save() const { + return unique_ptr<Component>{new ParticleEmitter(*this)}; +} + +void ParticleEmitter::restore(const Component & snapshot) { + *this = static_cast<const ParticleEmitter &>(snapshot); +} + +ParticleEmitter & ParticleEmitter::operator=(const ParticleEmitter & other) { + this->particles = other.particles; + return *this; +} diff --git a/src/crepe/api/ParticleEmitter.h b/src/crepe/api/ParticleEmitter.h index b83fd61..626b356 100644 --- a/src/crepe/api/ParticleEmitter.h +++ b/src/crepe/api/ParticleEmitter.h @@ -1,7 +1,11 @@ #pragma once +#include <cmath> #include <vector> +#include "system/ParticleSystem.h" +#include "system/RenderSystem.h" + #include "Component.h" #include "Particle.h" #include "types.h" @@ -26,15 +30,18 @@ public: */ struct Boundary { //! boundary width (midpoint is emitter location) - double width = 0.0; + float width = INFINITY; //! boundary height (midpoint is emitter location) - double height = 0.0; + float height = INFINITY; //! boundary offset from particle emitter location vec2 offset; //! reset on exit or stop velocity and set max postion bool reset_on_exit = false; }; + //! sprite reference of displayed sprite + const Sprite & sprite; + /** * \brief Holds parameters that control particle emission. * @@ -45,29 +52,25 @@ public: //! position of the emitter vec2 position; //! maximum number of particles - const unsigned int max_particles = 0; - //! rate of particle emission per update (Lowest value = 0.001 any lower is ignored) - double emission_rate = 0; + const unsigned int max_particles = 256; + //! rate of particle emission per second + float emission_rate = 50; //! min speed of the particles - double min_speed = 0; + float min_speed = 100; //! min speed of the particles - double max_speed = 0; + float max_speed = 100; //! min angle of particle emission - double min_angle = 0; + float min_angle = 0; //! max angle of particle emission - double max_angle = 0; - //! begin Lifespan of particle (only visual) - double begin_lifespan = 0.0; - //! end Lifespan of particle - double end_lifespan = 0.0; + float max_angle = 0; + //! begin Lifespan of particle in seconds (only visual) + float begin_lifespan = 0.0; + //! end Lifespan of particle in seconds + float end_lifespan = 10.0; //! force over time (physics) vec2 force_over_time; //! particle boundary Boundary boundary; - //! collection of particles - std::vector<Particle> particles; - //! sprite reference - const Sprite & sprite; }; public: @@ -75,11 +78,27 @@ public: * \param game_object_id Identifier for the game object using this emitter. * \param data Configuration data defining particle properties. */ - ParticleEmitter(game_object_id_t game_object_id, const Data & data); + ParticleEmitter(game_object_id_t game_object_id, const Sprite & sprite, const Data & data); public: //! Configuration data for particle emission settings. Data data; + +protected: + virtual std::unique_ptr<Component> save() const; + ParticleEmitter(const ParticleEmitter &) = default; + virtual void restore(const Component & snapshot); + virtual ParticleEmitter & operator=(const ParticleEmitter &); + +private: + //! Only ParticleSystem can move and read particles + friend ParticleSystem; + //! Only RenderSystem can read particles + friend RenderSystem; + //! Saves time left over from last update event. + float spawn_accumulator = 0; + //! collection of particles + std::vector<Particle> particles; }; } // namespace crepe diff --git a/src/crepe/api/Rigidbody.h b/src/crepe/api/Rigidbody.h index b08c8db..b2bfc0d 100644 --- a/src/crepe/api/Rigidbody.h +++ b/src/crepe/api/Rigidbody.h @@ -61,7 +61,7 @@ public: * gravity force, allowing for fine-grained control over how the object responds to gravity. * */ - float gravity_scale = 0; + float gravity_scale = 1.0; //! Defines the type of the physics body, which determines how the physics system interacts with the object. BodyType body_type = BodyType::DYNAMIC; @@ -139,7 +139,7 @@ public: * 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; + std::set<int> collision_layers = {0}; }; public: diff --git a/src/crepe/api/Scene.h b/src/crepe/api/Scene.h index dcca9d4..5c34b36 100644 --- a/src/crepe/api/Scene.h +++ b/src/crepe/api/Scene.h @@ -39,7 +39,7 @@ public: * \brief Get the scene's name * \return The scene's name */ - virtual std::string get_name() const = 0; + virtual std::string get_name() const { return ""; }; // 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!!! diff --git a/src/crepe/api/Script.cpp b/src/crepe/api/Script.cpp index 753a9e3..d5f3f06 100644 --- a/src/crepe/api/Script.cpp +++ b/src/crepe/api/Script.cpp @@ -1,6 +1,7 @@ #include <string> #include "../manager/SceneManager.h" +#include "../facade/SDLContext.h" #include "Script.h" @@ -25,3 +26,39 @@ void Script::set_next_scene(const string & name) { } SaveManager & Script::get_save_manager() const { return this->mediator->save_manager; } + +void Script::replay::record_start() { + ReplayManager & mgr = this->mediator->replay_manager; + return mgr.record_start(); +} + +recording_t Script::replay::record_end() { + ReplayManager & mgr = this->mediator->replay_manager; + return mgr.record_end(); +} + +void Script::replay::play(recording_t recording) { + ReplayManager & mgr = this->mediator->replay_manager; + return mgr.play(recording); +} + +void Script::replay::release(recording_t recording) { + ReplayManager & mgr = this->mediator->replay_manager; + return mgr.release(recording); +} + +LoopTimerManager & Script::get_loop_timer() const { return this->mediator->loop_timer; } + +const keyboard_state_t & Script::get_keyboard_state() const { + SDLContext & sdl_context = this->mediator->sdl_context; + return sdl_context.get_keyboard_state(); +} + +bool Script::get_key_state(Keycode key) const noexcept { + try { + return this->get_keyboard_state().at(key); + } catch (...) { + return false; + } +} + diff --git a/src/crepe/api/Script.h b/src/crepe/api/Script.h index 668e5d1..634a459 100644 --- a/src/crepe/api/Script.h +++ b/src/crepe/api/Script.h @@ -3,9 +3,12 @@ #include <vector> #include "../manager/EventManager.h" +#include "../manager/LoopTimerManager.h" #include "../manager/Mediator.h" +#include "../manager/ReplayManager.h" #include "../system/CollisionSystem.h" #include "../types.h" +#include "../util/Log.h" #include "../util/OptionalRef.h" namespace crepe { @@ -46,9 +49,17 @@ protected: /** * \brief Script update function (empty by default) * + * \param delta_time Time since last fixed update + * * This function is called during the ScriptSystem::update() routine if the \c BehaviorScript * component holding this script instance is active. */ + virtual void update(duration_t delta_time) { return this->update(); } + /** + * \brief Fallback script update function (empty by default) + * + * Allows the game programmer to ignore parameters passed to \c update() + */ virtual void update() {} //! \} @@ -57,84 +68,116 @@ protected: protected: /** - * \name Utility functions + * \name Component query functions + * \see ComponentManager * \{ */ - /** * \brief Get single component of type \c T on this game object - * * \tparam T Type of component - * * \returns Reference to component - * * \throws std::runtime_error if this game object does not have a component with type \c T */ template <typename T> T & get_component() const; - // TODO: make get_component calls for component types that can have more than 1 instance - // cause compile-time errors - /** * \brief Get all components of type \c T on this game object - * * \tparam T Type of component - * * \returns List of component references */ template <typename T> RefVector<T> get_components() const; - - /** - * \copydoc ComponentManager::get_components_by_id - * \see ComponentManager::get_components_by_id - */ + //! \copydoc 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 - */ + //! \copydoc 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 - */ + //! \copydoc 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 - * \param args Log::logf parameters + * \name Logging functions + * \see Log + * \{ */ - template <typename... Args> - void logf(Args &&... args); + //! \copydoc Log::logf + template <class... Args> + void logf(const Log::Level & level, std::format_string<Args...> fmt, Args &&... args); + //! \copydoc Log::logf + template <class... Args> + void logf(std::format_string<Args...> fmt, Args &&... args); + // \} /** - * \brief Subscribe to an event with an explicit channel - * \see EventManager::subscribe + * \name Event manager functions + * \see EventManager + * \{ */ + //! \copydoc EventManager::subscribe template <typename EventType> void subscribe(const EventHandler<EventType> & callback, event_channel_t channel); - /** - * \brief Subscribe to an event on EventManager::CHANNEL_ALL - * \see EventManager::subscribe - */ + //! \copydoc EventManager::subscribe template <typename EventType> void subscribe(const EventHandler<EventType> & callback); + //! \copydoc EventManager::trigger_event + template <typename EventType> + void trigger_event(const EventType & event = {}, + event_channel_t channel = EventManager::CHANNEL_ALL); + //! \copydoc EventManager::queue_event + template <typename EventType> + void queue_event(const EventType & event = {}, + event_channel_t channel = EventManager::CHANNEL_ALL); + //! \} /** - * \brief Set the next scene using SceneManager - * \see SceneManager::set_next_scene + * \name Scene-related functions + * \see SceneManager + * \{ */ + //! \copydoc SceneManager::set_next_scene void set_next_scene(const std::string & name); + //! \} + /** + * \name Save data management functions + * \see SaveManager + * \{ + */ //! Retrieve SaveManager reference SaveManager & get_save_manager() const; + //! \} + + //! Replay management functions + struct replay { // NOLINT + //! \copydoc ReplayManager::record_start + void record_start(); + //! \copydoc ReplayManager::record_end + recording_t record_end(); + //! \copydoc ReplayManager::play + void play(recording_t); + //! \copydoc ReplayManager::release + void release(recording_t); + + private: + OptionalRef<Mediator> & mediator; + replay(OptionalRef<Mediator> & mediator) : mediator(mediator) {} + friend class Script; + } replay{mediator}; + //! Retrieve LoopTimerManager reference + LoopTimerManager & get_loop_timer() const; + + /** + * \name Input + * \{ + */ + //! Get keyboard state + const keyboard_state_t & get_keyboard_state() const; + //! Get state of specific key + bool get_key_state(Keycode key) const noexcept; //! \} private: diff --git a/src/crepe/api/Script.hpp b/src/crepe/api/Script.hpp index 225a51c..4462a41 100644 --- a/src/crepe/api/Script.hpp +++ b/src/crepe/api/Script.hpp @@ -1,6 +1,7 @@ #pragma once #include "../manager/ComponentManager.h" +#include "../manager/ReplayManager.h" #include "BehaviorScript.h" #include "Script.h" @@ -23,9 +24,14 @@ RefVector<T> Script::get_components() const { return this->get_components_by_id<T>(this->game_object_id); } -template <typename... Args> -void Script::logf(Args &&... args) { - Log::logf(std::forward<Args>(args)...); +template <class... Args> +void Script::logf(const Log::Level & level, std::format_string<Args...> fmt, Args &&... args) { + Log::logf(level, fmt, std::forward<Args>(args)...); +} + +template <class... Args> +void Script::logf(std::format_string<Args...> fmt, Args &&... args) { + Log::logf(fmt, std::forward<Args>(args)...); } template <typename EventType> @@ -34,8 +40,18 @@ void Script::subscribe_internal(const EventHandler<EventType> & callback, EventManager & mgr = this->mediator->event_manager; subscription_t listener = mgr.subscribe<EventType>( [this, callback](const EventType & data) -> bool { + // check if (parent) BehaviorScript component is active bool & active = this->active; if (!active) return false; + + // check if replay manager is playing (if initialized) + try { + ReplayManager & replay = this->mediator->replay_manager; + if (replay.get_state() == ReplayManager::PLAYING) return false; + } catch (const std::runtime_error &) { + } + + // call user-provided callback return callback(data); }, channel); @@ -52,6 +68,18 @@ void Script::subscribe(const EventHandler<EventType> & callback) { this->subscribe_internal(callback, EventManager::CHANNEL_ALL); } +template <typename EventType> +void Script::trigger_event(const EventType & event, event_channel_t channel) { + EventManager & mgr = this->mediator->event_manager; + mgr.trigger_event(event, channel); +} + +template <typename EventType> +void Script::queue_event(const EventType & event, event_channel_t channel) { + EventManager & mgr = this->mediator->event_manager; + mgr.queue_event(event, channel); +} + template <typename T> RefVector<T> Script::get_components_by_id(game_object_id_t id) const { Mediator & mediator = this->mediator; diff --git a/src/crepe/api/Sprite.cpp b/src/crepe/api/Sprite.cpp index ba684ba..0107c7b 100644 --- a/src/crepe/api/Sprite.cpp +++ b/src/crepe/api/Sprite.cpp @@ -1,6 +1,6 @@ #include <cmath> -#include "../util/Log.h" +#include "../util/dbg.h" #include "api/Asset.h" #include "Component.h" diff --git a/src/crepe/api/Transform.cpp b/src/crepe/api/Transform.cpp index a85b792..fcfce14 100644 --- a/src/crepe/api/Transform.cpp +++ b/src/crepe/api/Transform.cpp @@ -1,8 +1,9 @@ -#include "../util/Log.h" +#include "../util/dbg.h" #include "Transform.h" using namespace crepe; +using namespace std; Transform::Transform(game_object_id_t id, const vec2 & point, double rotation, double scale) : Component(id), @@ -11,3 +12,11 @@ Transform::Transform(game_object_id_t id, const vec2 & point, double rotation, d scale(scale) { dbg_trace(); } + +unique_ptr<Component> Transform::save() const { + return unique_ptr<Component>{new Transform(*this)}; +} + +void Transform::restore(const Component & snapshot) { + *this = static_cast<const Transform &>(snapshot); +} diff --git a/src/crepe/api/Transform.h b/src/crepe/api/Transform.h index 7ee6d65..a6f3486 100644 --- a/src/crepe/api/Transform.h +++ b/src/crepe/api/Transform.h @@ -35,6 +35,12 @@ protected: virtual int get_instances_max() const { return 1; } //! ComponentManager instantiates all components friend class ComponentManager; + +protected: + virtual std::unique_ptr<Component> save() const; + Transform(const Transform &) = default; + virtual void restore(const Component & snapshot); + virtual Transform & operator=(const Transform &) = default; }; } // namespace crepe diff --git a/src/crepe/api/Vector2.h b/src/crepe/api/Vector2.h index bf9d124..f4ba2b2 100644 --- a/src/crepe/api/Vector2.h +++ b/src/crepe/api/Vector2.h @@ -1,5 +1,7 @@ #pragma once +#include <format> + namespace crepe { //! 2D vector @@ -94,4 +96,9 @@ struct Vector2 { } // namespace crepe +template <typename T> +struct std::formatter<crepe::Vector2<T>> : std::formatter<std::string> { + format_context::iterator format(crepe::Vector2<T> vec, format_context & ctx) const; +}; + #include "Vector2.hpp" diff --git a/src/crepe/api/Vector2.hpp b/src/crepe/api/Vector2.hpp index ff53cb0..75d875a 100644 --- a/src/crepe/api/Vector2.hpp +++ b/src/crepe/api/Vector2.hpp @@ -164,3 +164,9 @@ Vector2<T> Vector2<T>::perpendicular() const { } } // namespace crepe + +template <typename T> +std::format_context::iterator std::formatter<crepe::Vector2<T>>::format(crepe::Vector2<T> vec, format_context & ctx) const { + return formatter<string>::format(std::format("{{{}, {}}}", vec.x, vec.y), ctx); +} + |