diff options
Diffstat (limited to 'src/crepe/api')
32 files changed, 710 insertions, 21 deletions
diff --git a/src/crepe/api/AssetManager.cpp b/src/crepe/api/AssetManager.cpp new file mode 100644 index 0000000..560df6c --- /dev/null +++ b/src/crepe/api/AssetManager.cpp @@ -0,0 +1,17 @@ +#include "util/log.h" + +#include "AssetManager.h" + +using namespace crepe::api; + +AssetManager & AssetManager::get_instance() { + static AssetManager instance; + return instance; +} + +AssetManager::~AssetManager() { + dbg_trace(); + this->asset_cache.clear(); +} + +AssetManager::AssetManager() { dbg_trace(); } diff --git a/src/crepe/api/AssetManager.h b/src/crepe/api/AssetManager.h new file mode 100644 index 0000000..3e72a49 --- /dev/null +++ b/src/crepe/api/AssetManager.h @@ -0,0 +1,35 @@ +#pragma once + +#include <any> +#include <memory> +#include <string> +#include <unordered_map> + +namespace crepe::api { + +class AssetManager { + +private: + std::unordered_map<std::string, std::any> asset_cache; + +private: + AssetManager(); + virtual ~AssetManager(); + +public: + AssetManager(const AssetManager &) = delete; + AssetManager(AssetManager &&) = delete; + AssetManager & operator=(const AssetManager &) = delete; + AssetManager & operator=(AssetManager &&) = delete; + + static AssetManager & get_instance(); + +public: + template <typename asset> + std::shared_ptr<asset> cache(const std::string & file_path, + bool reload = false); +}; + +} // namespace crepe::api + +#include "AssetManager.hpp" diff --git a/src/crepe/api/AssetManager.hpp b/src/crepe/api/AssetManager.hpp new file mode 100644 index 0000000..468724c --- /dev/null +++ b/src/crepe/api/AssetManager.hpp @@ -0,0 +1,24 @@ +#pragma once + +#include "AssetManager.h" + +namespace crepe::api { + +template <typename asset> +std::shared_ptr<asset> AssetManager::cache(const std::string & file_path, + bool reload) { + auto it = asset_cache.find(file_path); + + if (!reload && it != asset_cache.end()) { + return std::any_cast<std::shared_ptr<asset>>(it->second); + } + + std::shared_ptr<asset> new_asset + = std::make_shared<asset>(file_path.c_str()); + + asset_cache[file_path] = new_asset; + + return new_asset; +} + +} // namespace crepe::api diff --git a/src/crepe/api/AudioSource.cpp b/src/crepe/api/AudioSource.cpp index b512d27..35b8d83 100644 --- a/src/crepe/api/AudioSource.cpp +++ b/src/crepe/api/AudioSource.cpp @@ -1,7 +1,8 @@ -#include "AudioSource.h" +#include <memory> #include "../Sound.h" -#include <memory> + +#include "AudioSource.h" using namespace crepe::api; diff --git a/src/crepe/api/AudioSource.h b/src/crepe/api/AudioSource.h index 2d26cda..7980212 100644 --- a/src/crepe/api/AudioSource.h +++ b/src/crepe/api/AudioSource.h @@ -2,8 +2,8 @@ #include <memory> -#include "Asset.h" -#include "Component.h" +#include "../Asset.h" +#include "../Component.h" namespace crepe { class Sound; diff --git a/src/crepe/api/BehaviorScript.cpp b/src/crepe/api/BehaviorScript.cpp index 2dd933e..e69de29 100644 --- a/src/crepe/api/BehaviorScript.cpp +++ b/src/crepe/api/BehaviorScript.cpp @@ -1,10 +0,0 @@ -#include "../util/log.h" - -#include "BehaviorScript.h" - -using namespace crepe::api; - -BehaviorScript::BehaviorScript() { - dbg_trace(); -} - diff --git a/src/crepe/api/BehaviorScript.h b/src/crepe/api/BehaviorScript.h index e9542c1..6133cc8 100644 --- a/src/crepe/api/BehaviorScript.h +++ b/src/crepe/api/BehaviorScript.h @@ -1,17 +1,35 @@ #pragma once -#include "../Script.h" +#include <memory> + #include "../Component.h" +namespace crepe { +class ScriptSystem; +class ComponentManager; +} // namespace crepe + namespace crepe::api { -class BehaviorScript : public Script, public Component { - // only allow ComponentManager to instantiate scripts - friend class ComponentManager; +class Script; + +class BehaviorScript : public Component { +protected: + friend class crepe::ComponentManager; + using Component::Component; + +public: + virtual ~BehaviorScript() = default; + +public: + template <class T> + BehaviorScript & set_script(); protected: - BehaviorScript(); + friend class crepe::ScriptSystem; + std::unique_ptr<Script> script = nullptr; }; -} +} // namespace crepe::api +#include "BehaviorScript.hpp" diff --git a/src/crepe/api/BehaviorScript.hpp b/src/crepe/api/BehaviorScript.hpp new file mode 100644 index 0000000..2a3502f --- /dev/null +++ b/src/crepe/api/BehaviorScript.hpp @@ -0,0 +1,22 @@ +#pragma once + +#include <type_traits> + +#include "../util/log.h" + +#include "BehaviorScript.h" +#include "Script.h" + +namespace crepe::api { + +template <class T> +BehaviorScript & BehaviorScript::set_script() { + static_assert(std::is_base_of<Script, T>::value); + dbg_trace(); + Script * s = new T(); + s->parent = this; + this->script = std::unique_ptr<Script>(s); + return *this; +} + +} // namespace crepe::api diff --git a/src/crepe/api/CMakeLists.txt b/src/crepe/api/CMakeLists.txt index 86623de..0bb1263 100644 --- a/src/crepe/api/CMakeLists.txt +++ b/src/crepe/api/CMakeLists.txt @@ -1,10 +1,31 @@ target_sources(crepe PUBLIC # AudioSource.cpp BehaviorScript.cpp + Script.cpp + GameObject.cpp + Rigidbody.cpp + Force.cpp + ParticleEmitter.cpp + Transform.cpp + Color.cpp + Texture.cpp + AssetManager.cpp + Sprite.cpp ) target_sources(crepe PUBLIC FILE_SET HEADERS FILES # AudioSource.h BehaviorScript.h + Config.h + Script.h + Script.hpp + GameObject.h + GameObject.hpp + Rigidbody.h + Sprite.h + Point.h + Color.h + Texture.h + AssetManager.h + AssetManager.hpp ) - diff --git a/src/crepe/api/CircleCollider.h b/src/crepe/api/CircleCollider.h new file mode 100644 index 0000000..762574b --- /dev/null +++ b/src/crepe/api/CircleCollider.h @@ -0,0 +1,13 @@ +#pragma once +#include "../Collider.h" + +namespace crepe::api { + +class CircleCollider : public Collider { +public: + CircleCollider(uint32_t game_object_id, int radius) + : Collider(game_object_id), radius(radius) {} + int radius; +}; + +} // namespace crepe::api diff --git a/src/crepe/api/Color.cpp b/src/crepe/api/Color.cpp new file mode 100644 index 0000000..fb5bd1a --- /dev/null +++ b/src/crepe/api/Color.cpp @@ -0,0 +1,34 @@ +#include "Color.h" + +using namespace crepe::api; + +Color Color::white = Color(255, 255, 255, 0); +Color Color::red = Color(255, 0, 0, 0); +Color Color::green = Color(0, 255, 0, 0); +Color Color::blue = Color(0, 0, 255, 0); +Color Color::black = Color(0, 0, 0, 0); +Color Color::cyan = Color(0, 255, 255, 0); +Color Color::yellow = Color(255, 255, 0, 0); +Color Color::magenta = Color(255, 0, 255, 0); + +// FIXME: do we really need double precision for color values? +Color::Color(double red, double green, double blue, double alpha) { + this->a = alpha; + this->r = red; + this->g = green; + this->b = blue; +}; + +const Color & Color::get_white() { return Color::white; }; + +const Color & Color::get_red() { return Color::red; }; +const Color & Color::get_green() { return Color::green; }; +const Color & Color::get_blue() { return Color::blue; }; + +const Color & Color::get_black() { return Color::black; }; + +const Color & Color::get_cyan() { return Color::cyan; }; + +const Color & Color::get_yellow() { return Color::yellow; }; + +const Color & Color::get_magenta() { return Color::magenta; }; diff --git a/src/crepe/api/Color.h b/src/crepe/api/Color.h new file mode 100644 index 0000000..e818de4 --- /dev/null +++ b/src/crepe/api/Color.h @@ -0,0 +1,37 @@ +#pragma once + +namespace crepe::api { + +class Color { + + // FIXME: can't these colors be defined as a `static constexpr const Color` + // instead? + +public: + Color(double red, double green, double blue, double alpha); + static const Color & get_white(); + static const Color & get_red(); + static const Color & get_green(); + static const Color & get_blue(); + static const Color & get_cyan(); + static const Color & get_magenta(); + static const Color & get_yellow(); + static const Color & get_black(); + +private: + double r; + double g; + double b; + double a; + + static Color white; + static Color red; + static Color green; + static Color blue; + static Color cyan; + static Color magenta; + static Color yellow; + static Color black; +}; + +} // namespace crepe::api diff --git a/src/crepe/api/Config.h b/src/crepe/api/Config.h new file mode 100644 index 0000000..8a7f268 --- /dev/null +++ b/src/crepe/api/Config.h @@ -0,0 +1,40 @@ +#pragma once + +#include "../util/log.h" + +namespace crepe::api { + +class Config { +private: + Config() = default; + +public: + ~Config() = default; + +public: + //! Retrieve handle to global Config instance + static Config & get_instance() { + static Config instance; + return instance; + } + +public: + //! Logging-related settings + struct { + /** + * \brief Log level + * + * Only messages with equal or higher priority than this value will be + * logged. + */ + util::LogLevel level = util::LogLevel::INFO; + /** + * \brief Colored log output + * + * Enables log coloring using ANSI escape codes. + */ + bool color = true; + } log; +}; + +} // namespace crepe::api diff --git a/src/crepe/api/Force.cpp b/src/crepe/api/Force.cpp new file mode 100644 index 0000000..e359adc --- /dev/null +++ b/src/crepe/api/Force.cpp @@ -0,0 +1,21 @@ +#include <cmath> + +#include "Force.h" + +namespace crepe::api { + +Force::Force(uint32_t game_object_id, uint32_t magnitude, uint32_t direction) + : Component(game_object_id) { + // TODO: A standard angle unit should be established for the entire engine + // and assumed to be the default everywhere. Only conversion functions should + // explicitly contain the unit (i.e. `deg_to_rad()` & `rad_to_deg()`) + + // Convert direction from degrees to radians + float radian_direction = static_cast<float>(direction) * (M_PI / 180.0f); + force_x = static_cast<int32_t>( + std::round(magnitude * std::cos(radian_direction))); + force_y = static_cast<int32_t>( + std::round(magnitude * std::sin(radian_direction))); +} + +} // namespace crepe::api diff --git a/src/crepe/api/Force.h b/src/crepe/api/Force.h new file mode 100644 index 0000000..8da9a00 --- /dev/null +++ b/src/crepe/api/Force.h @@ -0,0 +1,17 @@ +#pragma once + +#include <cstdint> + +#include "../Component.h" + +namespace crepe::api { + +class Force : public Component { +public: + Force(uint32_t game_object_id, uint32_t magnitude, uint32_t direction); + + int32_t force_x; + int32_t force_y; +}; + +} // namespace crepe::api diff --git a/src/crepe/api/GameObject.cpp b/src/crepe/api/GameObject.cpp new file mode 100644 index 0000000..b167187 --- /dev/null +++ b/src/crepe/api/GameObject.cpp @@ -0,0 +1,7 @@ +#include "GameObject.h" + +using namespace crepe::api; +using namespace std; + +GameObject::GameObject(uint32_t id, string name, string tag, int layer) + : id(id), name(name), tag(tag), active(true), layer(layer) {} diff --git a/src/crepe/api/GameObject.h b/src/crepe/api/GameObject.h new file mode 100644 index 0000000..57508c5 --- /dev/null +++ b/src/crepe/api/GameObject.h @@ -0,0 +1,24 @@ +#pragma once + +#include <cstdint> +#include <string> + +namespace crepe::api { + +class GameObject { +public: + GameObject(uint32_t id, std::string name, std::string tag, int layer); + + template <typename T, typename... Args> + T & add_component(Args &&... args); + + uint32_t id; + std::string name; + std::string tag; + bool active; + int layer; +}; + +} // namespace crepe::api + +#include "GameObject.hpp" diff --git a/src/crepe/api/GameObject.hpp b/src/crepe/api/GameObject.hpp new file mode 100644 index 0000000..3c7e867 --- /dev/null +++ b/src/crepe/api/GameObject.hpp @@ -0,0 +1,15 @@ +#pragma once + +#include "../ComponentManager.h" + +#include "GameObject.h" + +namespace crepe::api { + +template <typename T, typename... Args> +T & GameObject::add_component(Args &&... args) { + auto & mgr = ComponentManager::get_instance(); + return mgr.add_component<T>(this->id, std::forward<Args>(args)...); +} + +} // namespace crepe::api diff --git a/src/crepe/api/ParticleEmitter.cpp b/src/crepe/api/ParticleEmitter.cpp new file mode 100644 index 0000000..0b3a9ee --- /dev/null +++ b/src/crepe/api/ParticleEmitter.cpp @@ -0,0 +1,37 @@ +#include <ctime> +#include <iostream> + +#include "Particle.h" +#include "ParticleEmitter.h" + +using namespace crepe; + +ParticleEmitter::ParticleEmitter(uint32_t game_object_id, + uint32_t max_particles, uint32_t emission_rate, + uint32_t speed, uint32_t speed_offset, + uint32_t angle, uint32_t angleOffset, + float begin_lifespan, float end_lifespan) + : Component(game_object_id), max_particles(max_particles), + emission_rate(emission_rate), speed(speed), speed_offset(speed_offset), + position{0, 0}, begin_lifespan(begin_lifespan), + end_lifespan(end_lifespan) { + std::srand( + static_cast<uint32_t>(std::time(nullptr))); // initialize random seed + std::cout << "Create emitter" << std::endl; + // FIXME: Why do these expressions start with `360 +`, only to be `% 360`'d + // right after? This does not make any sense to me. + min_angle = (360 + angle - (angleOffset % 360)) % 360; + max_angle = (360 + angle + (angleOffset % 360)) % 360; + position.x = 400; // FIXME: what are these magic values? + position.y = 400; + for (size_t i = 0; i < max_particles; i++) { + this->particles.emplace_back(); + } +} + +ParticleEmitter::~ParticleEmitter() { + std::vector<Particle>::iterator it = this->particles.begin(); + while (it != this->particles.end()) { + it = this->particles.erase(it); + } +} diff --git a/src/crepe/api/ParticleEmitter.h b/src/crepe/api/ParticleEmitter.h new file mode 100644 index 0000000..2e2e95b --- /dev/null +++ b/src/crepe/api/ParticleEmitter.h @@ -0,0 +1,42 @@ +#pragma once + +#include <cstdint> +#include <vector> + +#include "Component.h" +#include "Particle.h" + +namespace crepe { + +class ParticleEmitter : public Component { +public: + ParticleEmitter(uint32_t game_object_id, uint32_t max_particles, + uint32_t emission_rate, uint32_t speed, + uint32_t speed_offset, uint32_t angle, uint32_t angleOffset, + float begin_lifespan, float end_lifespan); + ~ParticleEmitter(); + + //! position of the emitter + Position position; + //! maximum number of particles + uint32_t max_particles; + //! rate of particle emission + uint32_t emission_rate; + //! base speed of the particles + uint32_t speed; + //! offset for random speed variation + uint32_t speed_offset; + //! min angle of particle emission + uint32_t min_angle; + //! max angle of particle emission + uint32_t max_angle; + //! begin Lifespan of particle (only visual) + float begin_lifespan; + //! begin Lifespan of particle + float end_lifespan; + + //! collection of particles + std::vector<Particle> particles; +}; + +} // namespace crepe diff --git a/src/crepe/api/Point.h b/src/crepe/api/Point.h new file mode 100644 index 0000000..b47b7e6 --- /dev/null +++ b/src/crepe/api/Point.h @@ -0,0 +1,11 @@ +#pragma once + +namespace crepe::api { + +class Point { +public: + double x; + double y; +}; + +} // namespace crepe::api diff --git a/src/crepe/api/Rigidbody.cpp b/src/crepe/api/Rigidbody.cpp new file mode 100644 index 0000000..ebf9fb9 --- /dev/null +++ b/src/crepe/api/Rigidbody.cpp @@ -0,0 +1,8 @@ +#include "Rigidbody.h" + +using namespace crepe::api; + +Rigidbody::Rigidbody(uint32_t game_object_id, int mass, int gravity_scale, + BodyType bodyType) + : Component(game_object_id), mass(mass), gravity_scale(gravity_scale), + body_type(bodyType) {} diff --git a/src/crepe/api/Rigidbody.h b/src/crepe/api/Rigidbody.h new file mode 100644 index 0000000..6079a76 --- /dev/null +++ b/src/crepe/api/Rigidbody.h @@ -0,0 +1,30 @@ +#pragma once + +#include <cstdint> + +#include "../Component.h" + +namespace crepe::api { + +// FIXME: can't this enum be defined inside the class declaration of Rigidbody? +enum class BodyType { + //! Does not move (e.g. walls, ground ...) + STATIC, + //! Moves and responds to forces (e.g. player, physics objects ...) + DYNAMIC, + //! Moves but does not respond to forces (e.g. moving platforms ...) + KINEMATIC, +}; + +class Rigidbody : public Component { +public: + Rigidbody(uint32_t game_object_id, int mass, int gravity_scale, + BodyType body_type); + int32_t velocity_x; + int32_t velocity_y; + int mass; + int gravity_scale; + BodyType body_type; +}; + +} // namespace crepe::api diff --git a/src/crepe/api/Script.cpp b/src/crepe/api/Script.cpp new file mode 100644 index 0000000..5016ed0 --- /dev/null +++ b/src/crepe/api/Script.cpp @@ -0,0 +1,3 @@ +#include "Script.h" + +using namespace crepe::api; diff --git a/src/crepe/api/Script.h b/src/crepe/api/Script.h new file mode 100644 index 0000000..59e6ec0 --- /dev/null +++ b/src/crepe/api/Script.h @@ -0,0 +1,38 @@ +#pragma once + +#include <vector> + +namespace crepe { +class ScriptSystem; +} + +namespace crepe::api { + +class BehaviorScript; + +class Script { + friend class crepe::ScriptSystem; + +protected: + virtual void init() {} + virtual void update() {} + // NOTE: additional *events* (like unity's OnDisable and OnEnable) should be + // implemented as member methods in derivative user script classes and + // registered in init(), otherwise this class will balloon in size with each + // added event. + +protected: + template <typename T> + T & get_component(); + + template <typename T> + std::vector<std::reference_wrapper<T>> get_components(); + +private: + friend class crepe::api::BehaviorScript; + BehaviorScript * parent = nullptr; +}; + +} // namespace crepe::api + +#include "Script.hpp" diff --git a/src/crepe/api/Script.hpp b/src/crepe/api/Script.hpp new file mode 100644 index 0000000..8004fe3 --- /dev/null +++ b/src/crepe/api/Script.hpp @@ -0,0 +1,25 @@ +#pragma once + +#include "../ComponentManager.h" + +#include "BehaviorScript.h" +#include "Script.h" + +namespace crepe::api { + +template <typename T> +T & Script::get_component() { + std::vector<std::reference_wrapper<T>> all_components + = this->get_components<T>(); + if (all_components.size() < 1) throw nullptr; // TODO + + return all_components.back().get(); +} + +template <typename T> +std::vector<std::reference_wrapper<T>> Script::get_components() { + ComponentManager & mgr = ComponentManager::get_instance(); + return mgr.get_components_by_id<T>(this->parent->game_object_id); +} + +} // namespace crepe::api diff --git a/src/crepe/api/Sprite.cpp b/src/crepe/api/Sprite.cpp new file mode 100644 index 0000000..806f147 --- /dev/null +++ b/src/crepe/api/Sprite.cpp @@ -0,0 +1,20 @@ +#include <cstdint> +#include <memory> + +#include "api/Texture.h" +#include "util/log.h" + +#include "Component.h" +#include "Sprite.h" + +using namespace std; +using namespace crepe; +using namespace crepe::api; + +Sprite::Sprite(uint32_t id, shared_ptr<Texture> image, const Color & color, + const FlipSettings & flip) + : Component(id), color(color), flip(flip), sprite_image(image) { + dbg_trace(); +} + +Sprite::~Sprite() { dbg_trace(); } diff --git a/src/crepe/api/Sprite.h b/src/crepe/api/Sprite.h new file mode 100644 index 0000000..b06125e --- /dev/null +++ b/src/crepe/api/Sprite.h @@ -0,0 +1,32 @@ +#pragma once + +#include <SDL2/SDL_rect.h> +#include <cstdint> +#include <memory> + +#include "api/Color.h" +#include "api/Texture.h" + +#include "Component.h" + +namespace crepe::api { + +struct FlipSettings { + bool flip_x = 1; + bool flip_y = 1; +}; + +class Sprite : public Component { + +public: + Sprite(uint32_t game_id, std::shared_ptr<Texture> image, + const Color & color, const FlipSettings & flip); + ~Sprite(); + std::shared_ptr<Texture> sprite_image; + Color color; + FlipSettings flip; + uint8_t sorting_in_layer; + uint8_t order_in_layer; +}; + +} // namespace crepe::api diff --git a/src/crepe/api/Texture.cpp b/src/crepe/api/Texture.cpp new file mode 100644 index 0000000..481ef7c --- /dev/null +++ b/src/crepe/api/Texture.cpp @@ -0,0 +1,32 @@ +#include <SDL2/SDL_render.h> + +#include "util/log.h" + +#include "Asset.h" +#include "SDLContext.h" +#include "Texture.h" + +using namespace crepe::api; +using namespace std; + +Texture::Texture(unique_ptr<Asset> res) { + dbg_trace(); + this->load(std::move(res)); +} + +Texture::Texture(const char * src) { + dbg_trace(); + this->load(make_unique<Asset>(src)); +} + +Texture::~Texture() { + dbg_trace(); + if (this->texture != nullptr) { + SDL_DestroyTexture(this->texture); + } +} + +void Texture::load(unique_ptr<Asset> res) { + SDLContext & ctx = SDLContext::get_instance(); + this->texture = ctx.texture_from_path(res->canonical()); +} diff --git a/src/crepe/api/Texture.h b/src/crepe/api/Texture.h new file mode 100644 index 0000000..f8481e3 --- /dev/null +++ b/src/crepe/api/Texture.h @@ -0,0 +1,33 @@ +#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 <memory> + +#include "Asset.h" + +namespace crepe { +class SDLContext; +} + +namespace crepe::api { + +class Texture { + +public: + Texture(const char * src); + Texture(std::unique_ptr<Asset> res); + ~Texture(); + +private: + void load(std::unique_ptr<Asset> res); + +private: + SDL_Texture * texture = nullptr; + + friend class crepe::SDLContext; +}; + +} // namespace crepe::api diff --git a/src/crepe/api/Transform.cpp b/src/crepe/api/Transform.cpp new file mode 100644 index 0000000..3b218bc --- /dev/null +++ b/src/crepe/api/Transform.cpp @@ -0,0 +1,15 @@ +#include <cstdint> + +#include "api/Point.h" +#include "util/log.h" + +#include "Component.h" +#include "Transform.h" + +using namespace crepe::api; + +Transform::Transform(uint32_t game_id, const Point & point, double rot, double scale) + : Component(game_id), position(point), rotation(rot), scale(scale) { + dbg_trace(); +} +Transform::~Transform() { dbg_trace(); } diff --git a/src/crepe/api/Transform.h b/src/crepe/api/Transform.h new file mode 100644 index 0000000..c451c16 --- /dev/null +++ b/src/crepe/api/Transform.h @@ -0,0 +1,27 @@ +#pragma once + +#include <cstdint> + +#include "api/Point.h" + +#include "Component.h" + +namespace crepe::api { + +class Transform : public Component { + // FIXME: What's the difference between the `Point` and `Position` + // classes/structs? How about we replace both with a universal `Vec2` that + // works similar (or the same) as those found in GLSL? + +public: + Transform(uint32_t id, const Point &, double, double); + ~Transform(); + //! Translation (shift) + Point position; + //! Rotation, in radians + double rotation; + //! Multiplication factor + double scale; +}; + +} // namespace crepe::api |