10 files changed, 527 insertions, 0 deletions

diff --git a/src/crepe/facade/CMakeLists.txt b/src/crepe/facade/CMakeLists.txt
new file mode 100644
index 0000000..1263683
--- /dev/null
+++ b/src/crepe/facade/CMakeLists.txt
@@ -0,0 +1,13 @@
+target_sources(crepe PUBLIC
+	Sound.cpp
+	SoundContext.cpp
+	Texture.cpp
+	SdlContext.cpp
+)
+
+target_sources(crepe PUBLIC FILE_SET HEADERS FILES
+	Sound.h
+	SoundContext.h
+	Texture.h
+	SdlContext.h
+)
diff --git a/src/crepe/facade/SdlContext.cpp b/src/crepe/facade/SdlContext.cpp
new file mode 100644
index 0000000..44d1bdf
--- /dev/null
+++ b/src/crepe/facade/SdlContext.cpp
@@ -0,0 +1,213 @@
+
+
+#include "SdlContext.h"
+#include "SDL_hints.h"
+#include "SDL_rect.h"
+#include "SDL_stdinc.h"
+#include "api/Sprite.h"
+#include "api/Transform.h"
+#include "facade/Texture.h"
+#include "util/log.h"
+#include <SDL2/SDL.h>
+#include <SDL2/SDL_image.h>
+#include <SDL2/SDL_render.h>
+#include <SDL2/SDL_surface.h>
+#include <SDL2/SDL_video.h>
+#include <cstddef>
+#include <iostream>
+#include <ostream>
+
+using namespace crepe;
+
+SdlContext & SdlContext::get_instance() {
+	static SdlContext instance;
+	return instance;
+}
+
+void SdlContext::handleEvents(bool & running) {
+	SDL_Event event;
+	while (SDL_PollEvent(&event)) {
+		if (event.type == SDL_QUIT) {
+			running = false;
+		}
+	}
+}
+void SdlContext::clearScreen() { SDL_RenderClear(this->m_game_renderer); }
+
+void SdlContext::presentScreen() { SDL_RenderPresent(this->m_game_renderer); }
+
+void SdlContext::draw(const api::Sprite & sprite,
+					  const api::Transform & transform) {
+	static SDL_RendererFlip renderFlip
+		= (SDL_RendererFlip) ((SDL_FLIP_HORIZONTAL * sprite.flip.flipX)
+							  | (SDL_FLIP_VERTICAL * sprite.flip.flipY));
+
+	// needs maybe camera for position
+	static SDL_Rect dstrect = {
+		.x = static_cast<int>(transform.position.x),
+		.y = static_cast<int>(transform.position.y),
+		.w
+		= static_cast<int>(sprite.sprite_image->get_rect().w * transform.scale),
+		.h
+		= static_cast<int>(sprite.sprite_image->get_rect().h * transform.scale),
+	};
+
+	SDL_RenderCopyEx(this->m_game_renderer, sprite.sprite_image->get_texture(),
+					 &sprite.sprite_image->get_rect(), &dstrect, 0, NULL,
+					 renderFlip);
+}
+
+SdlContext::SdlContext() {
+	if (SDL_Init(SDL_INIT_VIDEO) < 0) {
+		std::cerr << "SDL could not initialize! SDL_Error: " << SDL_GetError()
+				  << std::endl;
+		return;
+	}
+
+	m_game_window = SDL_CreateWindow(
+		"Crepe Game Engine", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
+		1920, 1080, SDL_WINDOW_SHOWN);
+	if (!m_game_window) {
+		std::cerr << "Window could not be created! SDL_Error: "
+				  << SDL_GetError() << std::endl;
+	}
+
+	m_game_renderer
+		= SDL_CreateRenderer(m_game_window, -1, SDL_RENDERER_ACCELERATED);
+	if (!m_game_renderer) {
+		std::cerr << "Renderer could not be created! SDL_Error: "
+				  << SDL_GetError() << std::endl;
+		SDL_DestroyWindow(m_game_window);
+		return;
+	}
+	int imgFlags = IMG_INIT_PNG;
+	if (!(IMG_Init(imgFlags) & imgFlags)) {
+		std::cout << "SDL_image could not initialize! SDL_image Error: "
+				  << IMG_GetError() << std::endl;
+	}
+
+	SDL_SetHint(SDL_HINT_RENDER_BATCHING, "1");
+	SDL_SetHint(SDL_HINT_RENDER_DRIVER, "opengl");
+	//SDL_SetHint(SDL_HINT_RENDER_OPENGL_SHADERS, "1");
+	SDL_SetHint(SDL_HINT_FRAMEBUFFER_ACCELERATION, "X");
+
+
+
+
+	const char * hint = SDL_GetHint(SDL_HINT_RENDER_BATCHING);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_RENDER_BATCHING: " << hint << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_RENDER_DRIVER);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_RENDER_DRIVER: " << hint << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_RENDER_OPENGL_SHADERS);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_RENDER_OPENGL_SHADERS: " << hint << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_RENDER_SCALE_QUALITY);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_RENDER_SCALE_QUALITY: " << hint << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_RENDER_VSYNC);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_RENDER_VSYNC: " << hint << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_TIMER_RESOLUTION);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_TIMER_RESOLUTION: " << hint << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_VIDEO_WINDOW_SHARE_PIXEL_FORMAT);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_VIDEO_WINDOW_SHARE_PIXEL_FORMAT: " << hint
+				  << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_WINDOW_FRAME_USABLE_WHILE_CURSOR_HIDDEN);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_WINDOW_FRAME_USABLE_WHILE_CURSOR_HIDDEN: "
+				  << hint << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_RENDER_LOGICAL_SIZE_MODE);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_RENDER_LOGICAL_SIZE_MODE: " << hint << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_VIDEO_DOUBLE_BUFFER);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_VIDEO_DOUBLE_BUFFER: " << hint << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_OPENGL_ES_DRIVER);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_OPENGL_ES_DRIVER: " << hint << std::endl;
+	}
+
+	hint = SDL_GetHint(SDL_HINT_FRAMEBUFFER_ACCELERATION);
+	if (hint != NULL) {
+		std::cout << "SDL_HINT_FRAMEBUFFER_ACCELERATION: " << hint << std::endl;
+	}
+
+	std::cout << "HALLO " << std::endl;
+}
+
+SdlContext::~SdlContext() {
+	if (m_game_renderer) SDL_DestroyRenderer(m_game_renderer);
+
+	if (m_game_window) {
+		SDL_DestroyWindow(m_game_window);
+	}
+	IMG_Quit();
+	SDL_Quit();
+}
+
+SDL_Texture * SdlContext::setTextureFromPath(const char * path, SDL_Rect & clip,
+											 const int row, const int col) {
+	dbg_trace();
+
+	SDL_Surface * tmp = IMG_Load(path);
+	if (!tmp) {
+		std::cerr << "Error surface " << IMG_GetError << std::endl;
+	}
+
+	clip.w = tmp->w / col;
+	clip.h = tmp->h / row;
+
+	SDL_Texture * CreatedTexture
+		= SDL_CreateTextureFromSurface(m_game_renderer, tmp);
+
+	if (!CreatedTexture) {
+		std::cerr << "Error could not create texture " << IMG_GetError
+				  << std::endl;
+	}
+	SDL_FreeSurface(tmp);
+
+	return CreatedTexture;
+}
+
+SDL_Texture * SdlContext::setTextureFromPath(const char * path) {
+	dbg_trace();
+
+	SDL_Surface * tmp = IMG_Load(path);
+	if (!tmp) {
+		std::cerr << "Error surface " << IMG_GetError << std::endl;
+	}
+	SDL_Texture * CreatedTexture
+		= SDL_CreateTextureFromSurface(m_game_renderer, tmp);
+
+	if (!CreatedTexture) {
+		std::cerr << "Error could not create texture " << IMG_GetError
+				  << std::endl;
+	}
+	SDL_FreeSurface(tmp);
+
+	return CreatedTexture;
+}
diff --git a/src/crepe/facade/SdlContext.h b/src/crepe/facade/SdlContext.h
new file mode 100644
index 0000000..c8f1304
--- /dev/null
+++ b/src/crepe/facade/SdlContext.h
@@ -0,0 +1,43 @@
+#pragma once
+
+#include "SDL_rect.h"
+#include "api/Sprite.h"
+#include "api/Transform.h"
+#include <SDL2/SDL_render.h>
+#include <SDL2/SDL_video.h>
+
+namespace crepe {
+
+
+class SdlContext {
+
+public:
+
+	void handleEvents(bool& running);
+	void clearScreen();
+	void presentScreen();
+	void draw(const api::Sprite&, const api::Transform&);
+
+	// singleton
+	static SdlContext & get_instance();
+	SDL_Texture* setTextureFromPath(const char*);
+	SDL_Texture* setTextureFromPath(const char*, SDL_Rect& clip, const int row, const int col);
+
+private:
+	SdlContext();
+	virtual ~SdlContext();
+
+	SdlContext(const SdlContext &) = delete;
+	SdlContext(SdlContext &&) = delete;
+	SdlContext & operator=(const SdlContext &) = delete;
+	SdlContext & operator=(SdlContext &&) = delete;
+
+
+private:
+
+	SDL_Window* m_game_window;
+	SDL_Renderer* m_game_renderer;
+};
+
+} //
+
diff --git a/src/crepe/facade/Sound.cpp b/src/crepe/facade/Sound.cpp
new file mode 100644
index 0000000..64fa281
--- /dev/null
+++ b/src/crepe/facade/Sound.cpp
@@ -0,0 +1,60 @@
+#include "util/log.h"
+
+#include "Sound.h"
+#include "SoundContext.h"
+
+using namespace crepe;
+
+Sound::Sound(std::unique_ptr<Asset> res) {
+	dbg_trace();
+	this->load(std::move(res));
+}
+
+Sound::Sound(const char * src) {
+	dbg_trace();
+	this->load(std::make_unique<Asset>(src));
+}
+
+void Sound::load(std::unique_ptr<Asset> res) {
+	this->sample.load(res->canonical());
+}
+
+void Sound::play() {
+	SoundContext & ctx = SoundContext::get_instance();
+	if (ctx.engine.getPause(this->handle)) {
+		// resume if paused
+		ctx.engine.setPause(this->handle, false);
+	} else {
+		// or start new sound
+		this->handle = ctx.engine.play(this->sample, this->volume);
+		ctx.engine.setLooping(this->handle, this->looping);
+	}
+}
+
+void Sound::pause() {
+	SoundContext & ctx = SoundContext::get_instance();
+	if (ctx.engine.getPause(this->handle)) return;
+	ctx.engine.setPause(this->handle, true);
+}
+
+void Sound::rewind() {
+	SoundContext & ctx = SoundContext::get_instance();
+	if (!ctx.engine.isValidVoiceHandle(this->handle)) return;
+	ctx.engine.seek(this->handle, 0);
+}
+
+void Sound::set_volume(float volume) {
+	this->volume = volume;
+
+	SoundContext & ctx = SoundContext::get_instance();
+	if (!ctx.engine.isValidVoiceHandle(this->handle)) return;
+	ctx.engine.setVolume(this->handle, this->volume);
+}
+
+void Sound::set_looping(bool looping) {
+	this->looping = looping;
+
+	SoundContext & ctx = SoundContext::get_instance();
+	if (!ctx.engine.isValidVoiceHandle(this->handle)) return;
+	ctx.engine.setLooping(this->handle, this->looping);
+}
diff --git a/src/crepe/facade/Sound.h b/src/crepe/facade/Sound.h
new file mode 100644
index 0000000..b11f871
--- /dev/null
+++ b/src/crepe/facade/Sound.h
@@ -0,0 +1,82 @@
+#pragma once
+
+#include <soloud/soloud.h>
+#include <soloud/soloud_wav.h>
+
+#include <memory>
+
+#include "Asset.h"
+
+namespace crepe {
+
+class Sound{
+public:
+	/**
+	 * \brief Pause this sample
+	 *
+	 * Pauses this sound if it is playing, or does nothing if it is already
+	 * paused. The playhead position is saved, such that calling \c play() after
+	 * this function makes the sound resume.
+	 */
+	void pause();
+	/**
+	 * \brief Play this sample
+	 *
+	 * Resume playback if this sound is paused, or start from the beginning of
+	 * the sample.
+	 *
+	 * \note This class only saves a reference to the most recent 'voice' of this
+	 * sound. Calling \c play() while the sound is already playing causes
+	 * multiple instances of the sample to play simultaniously. The sample
+	 * started last is the one that is controlled afterwards.
+	 */
+	void play();
+	/**
+	 * \brief Reset playhead position
+	 * 
+	 * Resets the playhead position so that calling \c play() after this function
+	 * makes it play from the start of the sample. If the sound is not paused
+	 * before calling this function, this function will stop playback.
+	 */
+	void rewind();
+	/**
+	 * \brief Set playback volume / gain
+	 *
+	 * \param volume  Volume (0 = muted, 1 = full volume)
+	 */
+	void set_volume(float volume);
+	/**
+	 * \brief Get playback volume / gain
+	 *
+	 * \return Volume
+	 */
+	float get_volume() const { return this->volume; }
+	/**
+	 * \brief Set looping behavior for this sample
+	 *
+	 * \param looping  Looping behavior (false = one-shot, true = loop)
+	 */
+	void set_looping(bool looping);
+	/**
+	 * \brief Get looping behavior
+	 *
+	 * \return true if looping, false if one-shot
+	 */
+	bool get_looping() const { return this->looping; }
+
+public:
+	Sound(const char * src);
+	Sound(std::unique_ptr<Asset> res);
+
+private:
+	void load(std::unique_ptr<Asset> res);
+
+private:
+	SoLoud::Wav sample;
+	SoLoud::handle handle;
+
+	float volume = 1.0f;
+	bool looping = false;
+};
+
+} // namespace crepe
diff --git a/src/crepe/facade/SoundContext.cpp b/src/crepe/facade/SoundContext.cpp
new file mode 100644
index 0000000..72047d2
--- /dev/null
+++ b/src/crepe/facade/SoundContext.cpp
@@ -0,0 +1,20 @@
+#include "util/log.h"
+
+#include "SoundContext.h"
+
+using namespace crepe;
+
+SoundContext & SoundContext::get_instance() {
+	static SoundContext instance;
+	return instance;
+}
+
+SoundContext::SoundContext() {
+	dbg_trace();
+	engine.init();
+}
+
+SoundContext::~SoundContext() {
+	dbg_trace();
+	engine.deinit();
+}
diff --git a/src/crepe/facade/SoundContext.h b/src/crepe/facade/SoundContext.h
new file mode 100644
index 0000000..d3123d2
--- /dev/null
+++ b/src/crepe/facade/SoundContext.h
@@ -0,0 +1,26 @@
+#pragma once
+
+#include <soloud/soloud.h>
+
+#include "Sound.h"
+
+namespace crepe {
+
+class SoundContext {
+private:
+	SoundContext();
+	virtual ~SoundContext();
+
+	// singleton
+	static SoundContext & get_instance();
+	SoundContext(const SoundContext &) = delete;
+	SoundContext(SoundContext &&) = delete;
+	SoundContext & operator=(const SoundContext &) = delete;
+	SoundContext & operator=(SoundContext &&) = delete;
+
+private:
+	SoLoud::Soloud engine;
+	friend class Sound;
+};
+
+} // namespace crepe
diff --git a/src/crepe/facade/Texture.cpp b/src/crepe/facade/Texture.cpp
new file mode 100644
index 0000000..b4e3aa8
--- /dev/null
+++ b/src/crepe/facade/Texture.cpp
@@ -0,0 +1,39 @@
+
+
+#include "util/log.h"
+
+#include "Texture.h"
+#include "SdlContext.h"
+#include <SDL2/SDL_render.h>
+
+using namespace crepe;
+
+Texture::Texture(std::unique_ptr<api::Resource> res) {
+	dbg_trace();
+	this->load(std::move(res));
+}
+
+Texture::Texture(const char * src) {
+	dbg_trace();
+	this->load(std::make_unique<api::Resource>(src));
+}
+
+Texture::~Texture(){
+	dbg_trace();
+	if(this->m_texture){
+		SDL_DestroyTexture(m_texture);
+	}
+}
+void Texture::load(std::unique_ptr<api::Resource> res) {
+	dbg_trace();
+	SdlContext& ctx = SdlContext::get_instance();
+	m_texture = ctx.setTextureFromPath(res->canonical(), srcrect, 1, 1);
+}
+
+SDL_Texture* Texture::get_texture() const{
+	return m_texture;
+}
+
+SDL_Rect& Texture::get_rect() {
+	return srcrect;
+}
diff --git a/src/crepe/facade/Texture.h b/src/crepe/facade/Texture.h
new file mode 100644
index 0000000..db2f1f9
--- /dev/null
+++ b/src/crepe/facade/Texture.h
@@ -0,0 +1,31 @@
+#pragma once
+
+#include "SDL_rect.h"
+#include "api/baseResource.h"
+#include "api/Resource.h"
+#include <SDL2/SDL_render.h>
+#include <memory>
+
+namespace crepe {
+
+
+
+class Texture  : public api::BaseResource{
+
+public:
+	Texture(const char * src);
+	Texture(std::unique_ptr<api::Resource> res);
+	~Texture();
+
+	SDL_Texture* get_texture() const;
+	SDL_Rect& get_rect() ;
+private:
+	void load(std::unique_ptr<api::Resource> res);
+
+private:
+	SDL_Texture* m_texture;
+	SDL_Rect srcrect;
+};
+
+} // namespace crepe
+
diff --git a/src/crepe/facade/touch b/src/crepe/facade/touch
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/crepe/facade/touch