#ifndef ALL_H
#define ALL_H

#include <stdio.h>
#include <stdlib.h>

#define GL_SILENCE_DEPRECATION
#ifdef __APPLE__
    #include <OpenGL/gl.h>
    #include <GLUT/glut.h>
#else
    #include <GL/gl.h>
    #include <GL/glut.h>
#endif

#ifndef M_PI
	#define M_PI 3.14159265358979323846
#endif

typedef struct {
	float x, y, z;
} Vec2;

typedef struct {
	float x, y, z;
} Vec3;

typedef struct {
	float x, y, z, w;
} Vec4;

typedef struct {
	char format[3];
	int width;
	int height;
	int color_space;
	unsigned char *pixels;
} Image;

typedef struct {
	int target_fps;
	int width;
	int height;
	int last_time;

	float x_offset;
	float y_offset;
	float cube_angle;
	GLuint texture_id;
} Game;

extern Game game;

#define COLOR_RED     (Vec3){ .x = 1.0f, .y = 0.0f, .z = 0.0f }
#define COLOR_GREEN   (Vec3){ .x = 0.0f, .y = 1.0f, .z = 0.0f }
#define COLOR_BLUE    (Vec3){ .x = 0.0f, .y = 0.0f, .z = 1.0f }
#define COLOR_WHITE   (Vec3){ .x = 1.0f, .y = 1.0f, .z = 1.0f }
#define COLOR_BLACK   (Vec3){ .x = 0.0f, .y = 0.0f, .z = 0.0f }
#define COLOR_YELLOW  (Vec3){ .x = 1.0f, .y = 1.0f, .z = 0.0f }
#define COLOR_CYAN    (Vec3){ .x = 0.0f, .y = 1.0f, .z = 1.0f }
#define COLOR_MAGENTA (Vec3){ .x = 1.0f, .y = 0.0f, .z = 1.0f }
#define COLOR_ORANGE  (Vec3){ .x = 1.0f, .y = 0.5f, .z = 0.0f }
#define COLOR_PURPLE  (Vec3){ .x = 0.5f, .y = 0.0f, .z = 0.5f }

Image read_ppm_image(const char *filename);

void handle_keyboard_event(unsigned char key, int x, int y);
void handle_mouse_event(int button, int state, int x, int y);

#endif