LISTING 3. Triangle rendering with OpenGL.
glBegin( GL_TRIANGLES );
	glColor3fv( vertex[0].color );
	glVertex3fv( vertex[0].position );
	glColor3fv( vertex[1].color );
	glVertex3fv( vertex[1].position );
	glColor3fv( vertex[2].color );
	glVertex3fv( vertex[2].position );
glEnd();