#include <GL/gl.h> // gl.h and glu.h also maybe needed for some compilers

#include <GL/glu.h>

#include <GL/glut.h> // glut (gl utility toolkit) basic windows functions, keyboard, mouse.

#include <stdio.h> // standard (I/O library)

#include <string.h> // standard (I/O library)

#include <stdlib.h> // standard library (set of standard C functions

#include <math.h> // Math library (Higher math functions )

// lighting

GLfloat LightAmbient[]= { 0.2f, 0.2f, 0.2f, 1.0f };

GLfloat LightDiffuse[]= { 0.5f, 0.5f, 0.5f, 1.0f };

GLfloat LightPosition[]= { 5.0f, 5.0f, -10.0f, 1.0f };

GLfloat mat_specular[] = { 0.2, 0.2, 0.2, 1.0 };

int window_1, window_2;

static int view_state = 0, light_state = 0;

int spin;

int shape;

// I use this to put text on the screen

void Sprint( int x, int y, char *st)

}

// This creates the spinning of the cube.

static void TimeEvent(int te)

}

// Setup our Opengl world, called once at startup.

void init(void)

}

// Draw our world

void display_1(void)

}

void display_2(void)

}

// This is called when the window has been resized.

void reshape_1 (int w, int h)

}

// This is called when the window has been resized.

void reshape_2 (int w, int h)

}

// Read the keyboard

void keyboard (unsigned char key, int x, int y)

}

// Main program

int main(int argc, char** argv)

}