diff options
Diffstat (limited to 'src/crepe/api')
| -rw-r--r-- | src/crepe/api/Animator.cpp | 20 | ||||
| -rw-r--r-- | src/crepe/api/Animator.h | 17 | ||||
| -rw-r--r-- | src/crepe/api/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | src/crepe/api/LoopManager.h | 7 | ||||
| -rw-r--r-- | src/crepe/api/LoopTimer.cpp | 79 | ||||
| -rw-r--r-- | src/crepe/api/Sprite.cpp | 11 | ||||
| -rw-r--r-- | src/crepe/api/Sprite.h | 23 | ||||
| -rw-r--r-- | src/crepe/api/Texture.cpp | 38 | ||||
| -rw-r--r-- | src/crepe/api/Texture.h | 69 |
9 files changed, 114 insertions, 152 deletions
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 35161e4..fb11c8d 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 @@ -36,7 +35,6 @@ target_sources(crepe PUBLIC FILE_SET HEADERS FILES Vector2.h Vector2.hpp Color.h - Texture.h Scene.h Metadata.h Camera.h diff --git a/src/crepe/api/LoopManager.h b/src/crepe/api/LoopManager.h index 487f07a..50d91d2 100644 --- a/src/crepe/api/LoopManager.h +++ b/src/crepe/api/LoopManager.h @@ -12,7 +12,7 @@ #include "../manager/SceneManager.h" #include "../system/System.h" -#include "api/Event.h" +#include "LoopTimer.h" namespace crepe { /** @@ -86,9 +86,8 @@ private: ResourceManager resource_manager{mediator}; //! Save manager instance SaveManager save_manager{mediator}; - - //! SDL context \todo no more singletons! - SDLContext & sdl_context = SDLContext::get_instance(); + //! SDLContext instance + SDLContext sdl_context{mediator}; private: /** diff --git a/src/crepe/api/LoopTimer.cpp b/src/crepe/api/LoopTimer.cpp new file mode 100644 index 0000000..56e48d3 --- /dev/null +++ b/src/crepe/api/LoopTimer.cpp @@ -0,0 +1,79 @@ +#include <chrono> + +#include "../util/Log.h" +#include "facade/SDLContext.h" +#include "manager/Manager.h" + +#include "LoopTimer.h" + +using namespace crepe; + +LoopTimer::LoopTimer(Mediator & mediator) : Manager(mediator) { + dbg_trace(); + mediator.timer = *this; +} + +void LoopTimer::start() { + this->last_frame_time = std::chrono::steady_clock::now(); + this->elapsed_time = std::chrono::milliseconds(0); + this->elapsed_fixed_time = std::chrono::milliseconds(0); + this->delta_time = std::chrono::milliseconds(0); +} + +void LoopTimer::update() { + auto current_frame_time = std::chrono::steady_clock::now(); + // Convert to duration in seconds for delta time + this->delta_time = std::chrono::duration_cast<std::chrono::duration<double>>( + current_frame_time - last_frame_time); + + if (this->delta_time > this->maximum_delta_time) { + this->delta_time = this->maximum_delta_time; + } + + this->delta_time *= this->game_scale; + this->elapsed_time += this->delta_time; + this->last_frame_time = current_frame_time; +} + +double LoopTimer::get_delta_time() const { return this->delta_time.count(); } + +double LoopTimer::get_current_time() const { return this->elapsed_time.count(); } + +void LoopTimer::advance_fixed_update() { this->elapsed_fixed_time += this->fixed_delta_time; } + +double LoopTimer::get_fixed_delta_time() const { return this->fixed_delta_time.count(); } + +void LoopTimer::set_fps(int fps) { + this->fps = fps; + // target time per frame in seconds + this->frame_target_time = std::chrono::duration<double>(1.0) / fps; +} + +int LoopTimer::get_fps() const { return this->fps; } + +void LoopTimer::set_game_scale(double value) { this->game_scale = value; } + +double LoopTimer::get_game_scale() const { return this->game_scale; } +void LoopTimer::enforce_frame_rate() { + std::chrono::steady_clock::time_point current_frame_time + = std::chrono::steady_clock::now(); + std::chrono::milliseconds frame_duration + = std::chrono::duration_cast<std::chrono::milliseconds>(current_frame_time + - this->last_frame_time); + + if (frame_duration < this->frame_target_time) { + std::chrono::milliseconds delay_time + = std::chrono::duration_cast<std::chrono::milliseconds>(this->frame_target_time + - frame_duration); + if (delay_time.count() > 0) { + SDLContext & ctx = this->mediator.sdl_context; + ctx.delay(delay_time.count()); + } + } + + this->last_frame_time = current_frame_time; +} + +double LoopTimer::get_lag() const { + return (this->elapsed_time - this->elapsed_fixed_time).count(); +} 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 |