prak1

#include <GL/gl.h>
#include <GL/glut.h>   // freeglut.h might be a better alternative, if available.
 

void display() {  // Display function will draw the image.
 
    glClearColor( 0, 0, 0, 1 );  // (In fact, this is the default.)
    glClear( GL_COLOR_BUFFER_BIT );
    
   //Draw
   
    glutSwapBuffers(); // Required to copy color buffer onto the screen.
 
}


int main( int argc, char** argv ) {  // Initialize GLUT and 

    glutInit(&argc, argv);
    glutInitDisplayMode(GLUT_SINGLE);    // Use single color buffer and no depth buffer.
    glutInitWindowSize(500,500);         // Size of display area, in pixels.
    glutInitWindowPosition(100,100);     // Location of window in screen coordinates.
    glutCreateWindow("GL RGB Triangle"); // Parameter is window title.
    glutDisplayFunc(display);            // Called when the window needs to be redrawn.
    
    glutMainLoop(); // Run the event loop!  This function does not return.
                    // Program ends when user closes the window.
    return 0;

}