9. Graphics Program to display wired Teapot.

#include <GL/gl.h>

#include <GL/glut.h>

#include <stdlib.h>

#include <iostream>

void cube(void)

{

glutWireTeapot(2);

         glColor3f(0.0,0.0,1.0);

}

void display(void)

{

glClearColor(0.0, 0.0, 0.0, 1.0);

glClear(GL_COLOR_BUFFER_BIT);

glLoadIdentity();

gluLookAt(0.0, 0.0, 5.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0);

cube();

glFlush();

}

    void reshape(int w, int h)

    {

     glViewport(0,0,(GLsizei)w,(GLsizei)h);

     glMatrixMode(GL_PROJECTION);

     glLoadIdentity();

     gluPerspective(60,(GLfloat)w/(GLfloat)h,1.0, 100.0);

     glMatrixMode(GL_MODELVIEW);

    }

    int main(int argc, char** argv)

    {

     glutInit(&argc, argv);

     glutInitDisplayMode(GLUT_SINGLE);

     glutInitWindowSize(500,500);

     glutCreateWindow("A basic OpenGL window");

     glutDisplayFunc(display);

     glutReshapeFunc(reshape);

     glutMainLoop();

     return 0;

    }