1 files changed, 152 insertions, 0 deletions
diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..eb655b7
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,152 @@
+#include "includes.h"
+#include "main.h"
+#include "shader.h"
+#include "object.h"
+#include "cube.h"
+
+inline void handleEvents(Game* game)
+{
+	SDL_Event event;
+	SDL_PollEvent(&event);
+	switch (event.type) {
+		case SDL_EVENT_QUIT:
+			game->running = 0;
+			break;
+	}
+}
+
+int initGame(Game* game)
+{
+	game->window_width = 600;
+	game->window_height = 400;
+
+	game->window = SDL_CreateWindow(
+			"OpenGL Test",
+			game->window_width,
+			game->window_height,
+			SDL_WINDOW_OPENGL
+			);
+
+	glm_vec3_zero(game->player.pos);
+
+	// OpenGL stuff starts here
+	SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
+	SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3);
+	SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
+	game->gpu = SDL_GL_CreateContext(game->window);
+
+	SDL_GL_MakeCurrent(game->window, game->gpu);
+
+	//VSYNC:
+//	SDL_SetWindowSurfaceVSync(game->window, SDL_WINDOW_SURFACE_VSYNC_DISABLED);
+//	SDL_GL_SetSwapInterval(0);
+
+	game->running = 1;
+
+	int version = gladLoadGL((GLADloadfunc)SDL_GL_GetProcAddress);
+	if (version == 0) {
+		return 1;
+	}
+
+	glEnable(GL_DEPTH_TEST);
+
+	return 0;
+}
+
+int killGame(Game* game)
+{
+	SDL_GL_DestroyContext(game->gpu);
+	SDL_DestroyWindow(game->window);
+	return 0;
+}
+
+void setupProjection(Game* game)
+{
+	glm_perspective(90.0f, ((float)game->window_width)/((float)game->window_height), 0.1f, 40.0f, game->projection);
+
+	glUniformMatrix4fv(game->projection_loc, 1, GL_FALSE, (float*)game->projection);
+}
+
+int main()
+{
+	Game game;
+	initGame(&game);
+
+	unsigned int vertex_shader, fragment_shader, shader_program;
+
+	vertex_shader = loadShader("../src/shaders/test.vert", GL_VERTEX_SHADER);
+	fragment_shader = loadShader("../src/shaders/test.frag", GL_FRAGMENT_SHADER);
+
+	shader_program = shaderProgram(vertex_shader, fragment_shader);
+
+	glClearColor(0.0f, 0.25f, 0.5f, 1.0f);
+
+//	TODO: texture loading, will add when sdl 3.4
+//
+//	float tex_coords[] = {
+//		1.0f, 1.0f,
+//		1.0f, 0.0f,
+//		0.0f, 0.0f,
+//		0.0f, 1.0f,
+//	};
+//
+//	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+//	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+//	
+//	float border_color[] = {1.0f, 1.0f, 1.0f, 1.0f};
+//	glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, border_color);
+//
+//	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+//	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+
+	ViewModel cubeModel = createCube();
+
+	ViewModel pengerModel = loadViewModel("../assets/objects/penger.obj");
+
+	Object myCube;
+
+	Object penger;
+
+	createObject(&myCube, &cubeModel);
+
+	createObject(&penger, &pengerModel);
+
+	moveObject(&penger, (vec3){0.0f, -0.5f, -1.0f});
+
+	scaleObject(&penger, (vec3){1.0f, 1.0f, 1.0f});
+
+	game.transform_loc = glGetUniformLocation(shader_program, "model");
+	game.projection_loc = glGetUniformLocation(shader_program, "projection");
+
+	SDL_Time time;
+
+//	Enable/disable wireframe rendering:
+	glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+
+	glUseProgram(shader_program);
+
+	setupProjection(&game);
+
+	bindViewModel(&pengerModel);
+	while (game.running) {
+		for (int i=0;i<628;i++) {
+			glClear(GL_COLOR_BUFFER_BIT);
+			glClear(GL_DEPTH_BUFFER_BIT);
+
+			rotateObject(&penger, (float)i/100, (vec3){0.0f, 1.0f, 0.0f});
+			drawObject(&game, &penger);
+
+			SDL_GL_SwapWindow(game.window);
+
+			handleEvents(&game);
+		}
+
+	}
+
+	killViewModel(&pengerModel);
+	killViewModel(&cubeModel);
+	glDeleteShader(vertex_shader);
+	glDeleteShader(fragment_shader);
+	killGame(&game);
+	return 0;
+}