#ifndef _opengl

#define _opengl


// Macros

#define HEIGHT  480


#define WIDTH   640


#define GL_GLEXT_PROTOTYPES




#include "stdlib.h"

extern char * __ClassNames[];


// Includes

#include <time.h>

#include <GL/glx.h>

#include <GL/gl.h>

#include <GL/glext.h>

#include <X11/keysym.h>

#include <X11/Xlib.h>

#include <stdlib.h>

#include <stdio.h>

#include "unsignedIntegerArray.h"

#include "floatArray.h"

#include "shader.h"

#include "mesh.h"


typedef struct opengl{

	unsigned short __classIndex;

	Display * mainDisplay;

	Window mainWindow;

	int MainScreen;

	Window RootWindow;

	int lastTime;

	clock_t deltaTime;

	struct timespec startTime;

	int frameCount;

	GLuint vertexbuffer;

	GLuint indexBuffer;

	struct shader * currentShader;

	struct mesh * quads;

	unsigned char image[HEIGHT][WIDTH];


} opengl;

void opengl_initialize( opengl * this );

void opengl_showVersion( opengl * this );

void opengl_setupTime( opengl * this );

void opengl_setupWindow( opengl * this );

void opengl_setupRenderLoop( opengl * this );

void opengl_createShaders( opengl * this );

void opengl_createQuad( opengl * this );

double opengl_clockToMilliseconds( opengl * this, clock_t ticks );

void opengl_render( opengl * this );

void opengl_displayFPS( opengl * this );

void opengl_vertex2f( opengl * this, float x,  float y );

void opengl_color3f( opengl * this, float r,  float g,  float b );

void opengl_clear( opengl * this, GLbitfield mask );

void opengl_clearColor( opengl * this, float r,  float g,  float b,  float a );

void opengl_begin( opengl * this, GLenum mode );

void opengl_end( opengl * this );

void opengl_flush( opengl * this );

static int DoubleBufferAttributes[] ;

opengl opengl_new(  );

opengl * opengl_newPointer(  );

#endif