3D shapes with animation

#include <windows.h> 

#include<gl.h>

#include<glu.h>

#include <glut.h>  

char title[] = "3D Shapes with animation";

GLfloat anglePyramid = 0.0f; 

GLfloat angleCube = 0.0f;    

int refreshMills = 15;       

void initGL() {

   glClearColor(0.0f, 0.0f, 0.0f, 1.0f);

   glClearDepth(1.0f);                  

   glEnable(GL_DEPTH_TEST);   

  glDepthFunc(GL_LEQUAL);   

   glShadeModel(GL_SMOOTH);   

  glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); 

}

    void display() {

   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

   glMatrixMode(GL_MODELVIEW);    

      glLoadIdentity();                

   glTranslatef(1.5f, 0.0f, -7.0f); 

   glRotatef(angleCube, 1.0f, 1.0f, 1.0f); 

   glBegin(GL_QUADS);                           

      glColor3f(0.0f, 1.0f, 0.0f);    

      glVertex3f( 1.0f, 1.0f, -1.0f);

      glVertex3f(-1.0f, 1.0f, -1.0f);

      glVertex3f(-1.0f, 1.0f,  1.0f);

      glVertex3f( 1.0f, 1.0f,  1.0f);

       glColor3f(1.0f, 0.5f, 0.0f);    

      glVertex3f( 1.0f, -1.0f,  1.0f);

      glVertex3f(-1.0f, -1.0f,  1.0f);

      glVertex3f(-1.0f, -1.0f, -1.0f);

      glVertex3f( 1.0f, -1.0f, -1.0f);

       glColor3f(1.0f, 0.0f, 0.0f);    

      glVertex3f( 1.0f,  1.0f, 1.0f);

      glVertex3f(-1.0f,  1.0f, 1.0f);

      glVertex3f(-1.0f, -1.0f, 1.0f);

      glVertex3f( 1.0f, -1.0f, 1.0f);

       glColor3f(1.0f, 1.0f, 0.0f);       

   glVertex3f( 1.0f, -1.0f, -1.0f);

      glVertex3f(-1.0f, -1.0f, -1.0f);

      glVertex3f(-1.0f,  1.0f, -1.0f);

      glVertex3f( 1.0f,  1.0f, -1.0f);

       glColor3f(0.0f, 0.0f, 1.0f);    

      glVertex3f(-1.0f,  1.0f,  1.0f);

      glVertex3f(-1.0f,  1.0f, -1.0f);

      glVertex3f(-1.0f, -1.0f, -1.0f);

      glVertex3f(-1.0f, -1.0f,  1.0f);

      glColor3f(1.0f, 0.0f, 1.0f);    

      glVertex3f(1.0f,  1.0f, -1.0f);

      glVertex3f(1.0f,  1.0f,  1.0f);

      glVertex3f(1.0f, -1.0f,  1.0f);

      glVertex3f(1.0f, -1.0f, -1.0f);

   glEnd(); 

    glLoadIdentity();                 

   glTranslatef(-1.5f, 0.0f, -6.0f); 

   glRotatef(anglePyramid, 1.0f, 1.0f, 0.0f); 

    glBegin(GL_TRIANGLES);          

      glColor3f(1.0f, 0.0f, 0.0f);    

      glVertex3f( 0.0f, 1.0f, 0.0f);

      glColor3f(0.0f, 1.0f, 0.0f);    

      glVertex3f(-1.0f, -1.0f, 1.0f);

      glColor3f(0.0f, 0.0f, 1.0f);    

      glVertex3f(1.0f, -1.0f, 1.0f);

       glColor3f(1.0f, 0.0f, 0.0f);    

      glVertex3f(0.0f, 1.0f, 0.0f);

      glColor3f(0.0f, 0.0f, 1.0f);    

      glVertex3f(1.0f, -1.0f, 1.0f);

      glColor3f(0.0f, 1.0f, 0.0f);    

      glVertex3f(1.0f, -1.0f, -1.0f);

       glColor3f(1.0f, 0.0f, 0.0f);    

      glVertex3f(0.0f, 1.0f, 0.0f);

      glColor3f(0.0f, 1.0f, 0.0f);    

      glVertex3f(1.0f, -1.0f, -1.0f);

      glColor3f(0.0f, 0.0f, 1.0f);    

      glVertex3f(-1.0f, -1.0f, -1.0f);

       glColor3f(1.0f,0.0f,0.0f);      

      glVertex3f( 0.0f, 1.0f, 0.0f);

      glColor3f(0.0f,0.0f,1.0f);      

      glVertex3f(-1.0f,-1.0f,-1.0f);

      glColor3f(0.0f,1.0f,0.0f);      

      glVertex3f(-1.0f,-1.0f, 1.0f);

   glEnd();  

    glutSwapBuffers(); 

    anglePyramid += 0.2f;

   angleCube -= 0.15f;

}

 void timer(int value) {

   glutPostRedisplay();     

   glutTimerFunc(refreshMills, timer, 0);

}

 void reshape(GLsizei width, GLsizei height)

{ 

   if (height == 0) height = 1;              

   GLfloat aspect = (GLfloat)width / (GLfloat)height;

    glViewport(0, 0, width, height);

    glMatrixMode(GL_PROJECTION); 

   glLoadIdentity();            

   gluPerspective(45.0f, aspect, 0.1f, 100.0f);

}

 int main(int argc, char** argv) {

   glutInit(&argc, argv);           

   glutInitDisplayMode(GLUT_DOUBLE);

   glutInitWindowSize(640, 480);  

   glutInitWindowPosition(50, 50);

   glutCreateWindow(title);         

   glutDisplayFunc(display);      

   glutReshapeFunc(reshape);      

   initGL();                      

   glutTimerFunc(0, timer, 0);    

   glutMainLoop();                

   return 0;

}