Piramide 3D

#include "stdafx.h"

#include <GL/glut.h>


void reshape( int width, int height)

{

glViewport(0,0, width, height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(-4,7,-6,5,-5,5);
glMatrixMode(GL_MODELVIEW);}

void

display()

{

glClear(GL_COLOR_BUFFER_BIT);
glLoadIdentity();

//cara1
glColor3f(1,0,1);
glBegin(GL_POLYGON);
glVertex3f(0,0,0);
glVertex3f(1.5,3,0);
glVertex3f(3,0,0);
glEnd();

//cara2
glColor3f(1,0,0);
glBegin(GL_POLYGON);
glVertex3f(3,0,0);
glVertex3f(1.5,3,0);
glVertex3f(1.5,0,3);
glEnd();
//cara3
glColor3f(1,1,1);
glBegin(GL_POLYGON);
glVertex3f(1.5,3,0);
glVertex3f(1.5,0,3);
glVertex3f(0,0,0);
glEnd();



//base
glColor3f(0,1,0);
glBegin(GL_POLYGON);
glVertex3f(0,0,0);
glVertex3f(3,0,0);
glVertex3f(1.5,0,3);
glEnd();
glFlush();
}



void

init()

{

glClearColor(0,0,0,0);

}


int main (int argc, char **argv)

{

glutInit(&argc, argv);
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
glutInitWindowPosition(50,50);
glutInitWindowSize(500,500);
glutCreateWindow(
"Piramide");

init();
glutDisplayFunc(display);
glutReshapeFunc(reshape);
glutMainLoop();
return 0;

}