Tuesday, April 29, 2014

GL_POINTS In OpenGl


#include <GL/glut.h>
void display(void)
{
glClear(GL_COLOR_BUFFER_BIT);

glPointSize(3.0);
glBegin(GL_POINTS);
glColor3f(1.0,1.0,0.0);
glVertex2f(-0.5, -0.5);
glColor3f(1.0,0.0,0.0);
glVertex2f(-0.5, 0.5);
glColor3f(0.0,0.0,1.0);
glVertex2f(0.5, 0.5);
glColor3f(0.0,1.0,0.0);
glVertex2f(0.5, -0.5);
glEnd();
glFlush();
}
void init(){}
int main(int argc, char** argv)
{
glutCreateWindow("simple");
glutDisplayFunc(display);
init();
glutMainLoop();
}