April 05
Prof. Ismael H. F. Santos -  ismael@tecgraf.puc-rio.br                                                          2
Modelo de Shading
nFlat
n
nglShadeModel(GL_FLAT);
nglBegin(GL_TRIANGLES);
n glColor3f(1.0,0.0,0.0);  // red
n glVertex2f(-1.0,-1.0);
n glColor3f(0.0,1.0,0.0); // green
n glVertex2f(1.0,-1.0);
n glColor3f(0.0,0.0,1.0); // blue
n glVertex2f(0.0,1.0);
nglEnd( );