merge

1 files changed, 68 insertions, 237 deletions

diff --git a/src/crepe/facade/SDLContext.cpp b/src/crepe/facade/SDLContext.cpp
index 3fb7f05..ff7c9f0 100644
--- a/src/crepe/facade/SDLContext.cpp
+++ b/src/crepe/facade/SDLContext.cpp
@@ -1,5 +1,6 @@
 #include <SDL2/SDL.h>
 #include <SDL2/SDL_image.h>
+#include <SDL2/SDL_keycode.h>
 #include <SDL2/SDL_rect.h>
 #include <SDL2/SDL_render.h>
 #include <SDL2/SDL_surface.h>
@@ -7,15 +8,15 @@
 #include <cmath>
 #include <cstddef>
 #include <functional>
-#include <iostream>
 #include <memory>
+#include <stdexcept>
 #include <string>
 #include <array>
 
+#include "../api/Camera.h"
 #include "../api/Sprite.h"
 #include "../api/Texture.h"
 #include "../api/Transform.h"
-#include "../api/EventManager.h"
 #include "../util/Log.h"
 
 
@@ -33,29 +34,22 @@ SDLContext::SDLContext() {
 	dbg_trace();
 	// FIXME: read window defaults from config manager
 
-	if (SDL_Init(SDL_INIT_VIDEO) < 0) {
-		// FIXME: throw exception
-		std::cerr << "SDL could not initialize! SDL_Error: " << SDL_GetError() << std::endl;
-		return;
+	if (SDL_Init(SDL_INIT_VIDEO) != 0) {
+		throw runtime_error(format("SDLContext: SDL_Init error: {}", SDL_GetError()));
 	}
 	SDL_Window * tmp_window
 		= SDL_CreateWindow("Crepe Game Engine", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
 						   this->viewport.w, this->viewport.h, 0);
 	if (!tmp_window) {
-		// FIXME: throw exception
-		std::cerr << "Window could not be created! SDL_Error: " << SDL_GetError() << std::endl;
-		return;
+		throw runtime_error(format("SDLContext: SDL_Window error: {}", SDL_GetError()));
 	}
 	this->game_window = {tmp_window, [](SDL_Window * window) { SDL_DestroyWindow(window); }};
 
 	SDL_Renderer * tmp_renderer
 		= SDL_CreateRenderer(this->game_window.get(), -1, SDL_RENDERER_ACCELERATED);
 	if (!tmp_renderer) {
-		// FIXME: throw exception
-		std::cerr << "Renderer could not be created! SDL_Error: " << SDL_GetError()
-				  << std::endl;
-		SDL_DestroyWindow(this->game_window.get());
-		return;
+		throw runtime_error(
+			format("SDLContext: SDL_CreateRenderer error: {}", SDL_GetError()));
 	}
 
 	this->game_renderer
@@ -63,9 +57,7 @@ SDLContext::SDLContext() {
 
 	int img_flags = IMG_INIT_PNG;
 	if (!(IMG_Init(img_flags) & img_flags)) {
-		// FIXME: throw exception
-		std::cout << "SDL_image could not initialize! SDL_image Error: " << IMG_GetError()
-				  << std::endl;
+		throw runtime_error("SDLContext: SDL_image could not initialize!");
 	}
 }
 
@@ -82,211 +74,67 @@ SDLContext::~SDLContext() {
 	SDL_Quit();
 }
 
-void SDLContext::handle_events(bool &running) {
-    EventManager& event_manager = EventManager::get_instance();
-    SDL_Event event;
-
-    while (SDL_PollEvent(&event)) {
-        switch (event.type) {
-            case SDL_QUIT:
-                running = false;
-                event_manager.trigger_event(ShutDownEvent{});
-                break;
-            case SDL_KEYDOWN:
-                event_manager.trigger_event<KeyPressEvent>(KeyPressEvent{
-                    .repeat = event.key.repeat,
-                    .key = this->sdl_to_keycode(event.key.keysym.scancode)
-                });
-                break;
-
-            case SDL_KEYUP:
-                event_manager.trigger_event<KeyReleaseEvent>(KeyReleaseEvent{
-                    .key = this->sdl_to_keycode(event.key.keysym.scancode),
-                });
-                break;
+void SDLContext::handle_events(bool & running) {
+	//TODO: wouter i need events
+	/*
+	SDL_Event event;
+	SDL_PollEvent(&event);
+	switch (event.type) {
+		case SDL_QUIT:
+			running = false;
+			break;
+		case SDL_KEYDOWN:
+			triggerEvent(KeyPressedEvent(getCustomKey(event.key.keysym.sym)));
+			break;
+		case SDL_MOUSEBUTTONDOWN:
+			int x, y;
+			SDL_GetMouseState(&x, &y);
+			triggerEvent(MousePressedEvent(x, y));
+			break;
+	}
+	*/
+}
 
-            case SDL_MOUSEBUTTONDOWN:
-                {
-                    int x, y;
-                    SDL_GetMouseState(&x, &y);
-                    event_manager.trigger_event<MousePressEvent>(MousePressEvent{
-                        .mouse_x = x,
-                        .mouse_y = y,
-                        .button = this->sdl_to_mousebutton(event.button.button)
-                    });
-                }
-                break;
+void SDLContext::clear_screen() { SDL_RenderClear(this->game_renderer.get()); }
+void SDLContext::present_screen() { SDL_RenderPresent(this->game_renderer.get()); }
 
-            case SDL_MOUSEBUTTONUP:
-                {
-                    int x, y;
-                    SDL_GetMouseState(&x, &y);
-                    event_manager.trigger_event<MouseReleaseEvent>(MouseReleaseEvent{
-                        .mouse_x = x,
-                        .mouse_y = y,
-                        .button = this->sdl_to_mousebutton(event.button.button)
-                    });
-                }
-                break;
+SDL_Rect SDLContext::get_src_rect(const Sprite & sprite) const {
+	return SDL_Rect{
+		.x = sprite.sprite_rect.x,
+		.y = sprite.sprite_rect.y,
+		.w = sprite.sprite_rect.w,
+		.h = sprite.sprite_rect.h,
+	};
+}
+SDL_Rect SDLContext::get_dst_rect(const Sprite & sprite, const vec2 & pos,
+								  const double & scale, const Camera & cam) const {
 
-            case SDL_MOUSEMOTION:
-                event_manager.trigger_event<MouseMoveEvent>(MouseMoveEvent{
-                    .mouse_x = event.motion.x,
-                    .mouse_y = event.motion.y,
-                    .rel_x = event.motion.xrel,
-                    .rel_y = event.motion.yrel
-                });
-                break;
+	double adjusted_w = sprite.sprite_rect.w * scale * cam.zoom;
+	double adjusted_h = sprite.sprite_rect.h * scale * cam.zoom;
+	double adjusted_x = (pos.x - cam.x) * cam.zoom - adjusted_w / 2;
+	double adjusted_y = (pos.y - cam.y) * cam.zoom - adjusted_h / 2;
 
-            case SDL_MOUSEWHEEL:
-                event_manager.trigger_event<MouseScrollEvent>(MouseScrollEvent{
-                    .scroll_x = event.wheel.x,
-                    .scroll_y = event.wheel.y,
-                    .direction = (event.wheel.direction == SDL_MOUSEWHEEL_FLIPPED ? -1 : 1)
-                });
-                break;
-        }
-    }
+	return SDL_Rect{
+		.x = static_cast<int>(adjusted_x),
+		.y = static_cast<int>(adjusted_y),
+		.w = static_cast<int>(adjusted_w),
+		.h = static_cast<int>(adjusted_h),
+	};
 }
 
+void SDLContext::draw_particle(const Sprite & sprite, const vec2 & pos, const double & angle,
+							   const double & scale, const Camera & camera) {
 
+	SDL_RendererFlip render_flip
+		= (SDL_RendererFlip) ((SDL_FLIP_HORIZONTAL * sprite.flip.flip_x)
+							  | (SDL_FLIP_VERTICAL * sprite.flip.flip_y));
 
-Keycode SDLContext::sdl_to_keycode(SDL_Keycode sdl_key) {
-    static const std::array<Keycode, SDL_NUM_SCANCODES> LOOKUP_TABLE = [] {
-        std::array<Keycode, SDL_NUM_SCANCODES> table{};
-        table.fill(Keycode::NONE);
-
-        table[SDL_SCANCODE_SPACE] = Keycode::SPACE;
-        table[SDL_SCANCODE_APOSTROPHE] = Keycode::APOSTROPHE;
-        table[SDL_SCANCODE_COMMA] = Keycode::COMMA;
-        table[SDL_SCANCODE_MINUS] = Keycode::MINUS;
-        table[SDL_SCANCODE_PERIOD] = Keycode::PERIOD;
-        table[SDL_SCANCODE_SLASH] = Keycode::SLASH;
-        table[SDL_SCANCODE_0] = Keycode::D0;
-        table[SDL_SCANCODE_1] = Keycode::D1;
-        table[SDL_SCANCODE_2] = Keycode::D2;
-        table[SDL_SCANCODE_3] = Keycode::D3;
-        table[SDL_SCANCODE_4] = Keycode::D4;
-        table[SDL_SCANCODE_5] = Keycode::D5;
-        table[SDL_SCANCODE_6] = Keycode::D6;
-        table[SDL_SCANCODE_7] = Keycode::D7;
-        table[SDL_SCANCODE_8] = Keycode::D8;
-        table[SDL_SCANCODE_9] = Keycode::D9;
-        table[SDL_SCANCODE_SEMICOLON] = Keycode::SEMICOLON;
-        table[SDL_SCANCODE_EQUALS] = Keycode::EQUAL;
-        table[SDL_SCANCODE_A] = Keycode::A;
-        table[SDL_SCANCODE_B] = Keycode::B;
-        table[SDL_SCANCODE_C] = Keycode::C;
-        table[SDL_SCANCODE_D] = Keycode::D;
-        table[SDL_SCANCODE_E] = Keycode::E;
-        table[SDL_SCANCODE_F] = Keycode::F;
-        table[SDL_SCANCODE_G] = Keycode::G;
-        table[SDL_SCANCODE_H] = Keycode::H;
-        table[SDL_SCANCODE_I] = Keycode::I;
-        table[SDL_SCANCODE_J] = Keycode::J;
-        table[SDL_SCANCODE_K] = Keycode::K;
-        table[SDL_SCANCODE_L] = Keycode::L;
-        table[SDL_SCANCODE_M] = Keycode::M;
-        table[SDL_SCANCODE_N] = Keycode::N;
-        table[SDL_SCANCODE_O] = Keycode::O;
-        table[SDL_SCANCODE_P] = Keycode::P;
-        table[SDL_SCANCODE_Q] = Keycode::Q;
-        table[SDL_SCANCODE_R] = Keycode::R;
-        table[SDL_SCANCODE_S] = Keycode::S;
-        table[SDL_SCANCODE_T] = Keycode::T;
-        table[SDL_SCANCODE_U] = Keycode::U;
-        table[SDL_SCANCODE_V] = Keycode::V;
-        table[SDL_SCANCODE_W] = Keycode::W;
-        table[SDL_SCANCODE_X] = Keycode::X;
-        table[SDL_SCANCODE_Y] = Keycode::Y;
-        table[SDL_SCANCODE_Z] = Keycode::Z;
-        table[SDL_SCANCODE_LEFTBRACKET] = Keycode::LEFT_BRACKET;
-        table[SDL_SCANCODE_BACKSLASH] = Keycode::BACKSLASH;
-        table[SDL_SCANCODE_RIGHTBRACKET] = Keycode::RIGHT_BRACKET;
-        table[SDL_SCANCODE_GRAVE] = Keycode::GRAVE_ACCENT;
-        table[SDL_SCANCODE_ESCAPE] = Keycode::ESCAPE;
-        table[SDL_SCANCODE_RETURN] = Keycode::ENTER;
-        table[SDL_SCANCODE_TAB] = Keycode::TAB;
-        table[SDL_SCANCODE_BACKSPACE] = Keycode::BACKSPACE;
-        table[SDL_SCANCODE_INSERT] = Keycode::INSERT;
-        table[SDL_SCANCODE_DELETE] = Keycode::DELETE;
-        table[SDL_SCANCODE_RIGHT] = Keycode::RIGHT;
-        table[SDL_SCANCODE_LEFT] = Keycode::LEFT;
-        table[SDL_SCANCODE_DOWN] = Keycode::DOWN;
-        table[SDL_SCANCODE_UP] = Keycode::UP;
-        table[SDL_SCANCODE_PAGEUP] = Keycode::PAGE_UP;
-        table[SDL_SCANCODE_PAGEDOWN] = Keycode::PAGE_DOWN;
-        table[SDL_SCANCODE_HOME] = Keycode::HOME;
-        table[SDL_SCANCODE_END] = Keycode::END;
-        table[SDL_SCANCODE_CAPSLOCK] = Keycode::CAPS_LOCK;
-        table[SDL_SCANCODE_SCROLLLOCK] = Keycode::SCROLL_LOCK;
-        table[SDL_SCANCODE_NUMLOCKCLEAR] = Keycode::NUM_LOCK;
-        table[SDL_SCANCODE_PRINTSCREEN] = Keycode::PRINT_SCREEN;
-        table[SDL_SCANCODE_PAUSE] = Keycode::PAUSE;
-        table[SDL_SCANCODE_F1] = Keycode::F1;
-        table[SDL_SCANCODE_F2] = Keycode::F2;
-        table[SDL_SCANCODE_F3] = Keycode::F3;
-        table[SDL_SCANCODE_F4] = Keycode::F4;
-        table[SDL_SCANCODE_F5] = Keycode::F5;
-        table[SDL_SCANCODE_F6] = Keycode::F6;
-        table[SDL_SCANCODE_F7] = Keycode::F7;
-        table[SDL_SCANCODE_F8] = Keycode::F8;
-        table[SDL_SCANCODE_F9] = Keycode::F9;
-        table[SDL_SCANCODE_F10] = Keycode::F10;
-        table[SDL_SCANCODE_F11] = Keycode::F11;
-        table[SDL_SCANCODE_F12] = Keycode::F12;
-        table[SDL_SCANCODE_KP_0] = Keycode::KP0;
-        table[SDL_SCANCODE_KP_1] = Keycode::KP1;
-        table[SDL_SCANCODE_KP_2] = Keycode::KP2;
-        table[SDL_SCANCODE_KP_3] = Keycode::KP3;
-        table[SDL_SCANCODE_KP_4] = Keycode::KP4;
-        table[SDL_SCANCODE_KP_5] = Keycode::KP5;
-        table[SDL_SCANCODE_KP_6] = Keycode::KP6;
-        table[SDL_SCANCODE_KP_7] = Keycode::KP7;
-        table[SDL_SCANCODE_KP_8] = Keycode::KP8;
-        table[SDL_SCANCODE_KP_9] = Keycode::KP9;
-        table[SDL_SCANCODE_LSHIFT] = Keycode::LEFT_SHIFT;
-        table[SDL_SCANCODE_LCTRL] = Keycode::LEFT_CONTROL;
-        table[SDL_SCANCODE_LALT] = Keycode::LEFT_ALT;
-        table[SDL_SCANCODE_LGUI] = Keycode::LEFT_SUPER;
-        table[SDL_SCANCODE_RSHIFT] = Keycode::RIGHT_SHIFT;
-        table[SDL_SCANCODE_RCTRL] = Keycode::RIGHT_CONTROL;
-        table[SDL_SCANCODE_RALT] = Keycode::RIGHT_ALT;
-        table[SDL_SCANCODE_RGUI] = Keycode::RIGHT_SUPER;
-        table[SDL_SCANCODE_MENU] = Keycode::MENU;
-
-        return table;
-    }();
-
-    if (sdl_key < 0 || sdl_key >= SDL_NUM_SCANCODES) {
-        return Keycode::NONE;
-    }
-
-    return LOOKUP_TABLE[sdl_key];
-}
-MouseButton SDLContext::sdl_to_mousebutton(Uint8 sdl_button) {
-    static const std::array<MouseButton, 8> MOUSE_BUTTON_LOOKUP_TABLE = [] {
-        std::array<MouseButton, 8> table{};
-        table.fill(MouseButton::NONE);
-
-        table[SDL_BUTTON_LEFT] = MouseButton::LEFT_MOUSE;
-        table[SDL_BUTTON_RIGHT] = MouseButton::RIGHT_MOUSE;
-        table[SDL_BUTTON_MIDDLE] = MouseButton::MIDDLE_MOUSE;
-        table[SDL_BUTTON_X1] = MouseButton::X1_MOUSE;
-        table[SDL_BUTTON_X2] = MouseButton::X2_MOUSE;
-
-        return table;
-    }();
-
-    if (sdl_button >= MOUSE_BUTTON_LOOKUP_TABLE.size()) {
-		 // Return NONE for invalid or unmapped button
-        return MouseButton::NONE; 
-    }
+	SDL_Rect srcrect = this->get_src_rect(sprite);
+	SDL_Rect dstrect = this->get_dst_rect(sprite, pos, scale, camera);
 
-    return MOUSE_BUTTON_LOOKUP_TABLE[sdl_button];
+	SDL_RenderCopyEx(this->game_renderer.get(), sprite.sprite_image->texture.get(), &srcrect,
+					 &dstrect, angle, NULL, render_flip);
 }
-void SDLContext::clear_screen() { SDL_RenderClear(this->game_renderer.get()); }
-void SDLContext::present_screen() { SDL_RenderPresent(this->game_renderer.get()); }
 
 void SDLContext::draw(const Sprite & sprite, const Transform & transform, const Camera & cam) {
 
@@ -294,34 +142,18 @@ void SDLContext::draw(const Sprite & sprite, const Transform & transform, const
 		= (SDL_RendererFlip) ((SDL_FLIP_HORIZONTAL * sprite.flip.flip_x)
 							  | (SDL_FLIP_VERTICAL * sprite.flip.flip_y));
 
-	double adjusted_x = (transform.position.x - cam.x) * cam.zoom;
-	double adjusted_y = (transform.position.y - cam.y) * cam.zoom;
-	double adjusted_w = sprite.sprite_rect.w * transform.scale * cam.zoom;
-	double adjusted_h = sprite.sprite_rect.h * transform.scale * cam.zoom;
-
-	SDL_Rect srcrect = {
-		.x = sprite.sprite_rect.x,
-		.y = sprite.sprite_rect.y,
-		.w = sprite.sprite_rect.w,
-		.h = sprite.sprite_rect.h,
-	};
-
-	SDL_Rect dstrect = {
-		.x = static_cast<int>(adjusted_x),
-		.y = static_cast<int>(adjusted_y),
-		.w = static_cast<int>(adjusted_w),
-		.h = static_cast<int>(adjusted_h),
-	};
+	SDL_Rect srcrect = this->get_src_rect(sprite);
+	SDL_Rect dstrect = this->get_dst_rect(sprite, transform.position, transform.scale, cam);
 
 	SDL_RenderCopyEx(this->game_renderer.get(), sprite.sprite_image->texture.get(), &srcrect,
 					 &dstrect, transform.rotation, NULL, render_flip);
 }
 
-void SDLContext::camera(const Camera & cam) {
+void SDLContext::set_camera(const Camera & cam) {
 	this->viewport.w = static_cast<int>(cam.aspect_width);
 	this->viewport.h = static_cast<int>(cam.aspect_height);
-	this->viewport.x = static_cast<int>(cam.x) - (SCREEN_WIDTH / 2);
-	this->viewport.y = static_cast<int>(cam.y) - (SCREEN_HEIGHT / 2);
+	this->viewport.x = static_cast<int>(cam.x) - (this->viewport.w / 2);
+	this->viewport.y = static_cast<int>(cam.y) - (this->viewport.h / 2);
 
 	SDL_SetRenderDrawColor(this->game_renderer.get(), cam.bg_color.r, cam.bg_color.g,
 						   cam.bg_color.b, cam.bg_color.a);
@@ -333,9 +165,8 @@ std::unique_ptr<SDL_Texture, std::function<void(SDL_Texture *)>>
 SDLContext::texture_from_path(const std::string & path) {
 
 	SDL_Surface * tmp = IMG_Load(path.c_str());
-	if (tmp == nullptr) {
-		tmp = IMG_Load("../asset/texture/ERROR.png");
-	}
+	if (tmp == nullptr)
+		throw runtime_error(format("SDLContext: IMG_Load error: {}", SDL_GetError()));
 
 	std::unique_ptr<SDL_Surface, std::function<void(SDL_Surface *)>> img_surface;
 	img_surface = {tmp, [](SDL_Surface * surface) { SDL_FreeSurface(surface); }};
@@ -344,7 +175,7 @@ SDLContext::texture_from_path(const std::string & path) {
 		= SDL_CreateTextureFromSurface(this->game_renderer.get(), img_surface.get());
 
 	if (tmp_texture == nullptr) {
-		throw runtime_error(format("Texture cannot be load from {}", path));
+		throw runtime_error(format("SDLContext: Texture cannot be load from {}", path));
 	}
 
 	std::unique_ptr<SDL_Texture, std::function<void(SDL_Texture *)>> img_texture;