alo

April 05

Prof. Ismael H. F. Santos - ismael@tecgraf.puc-rio.br 2

Modelo de Shading

•Smooth (Gouraud)

glShadeModel(GL_SMOOTH); // default

glBegin(GL_TRIANGLES);

glColor3f(1.0,0.0,0.0); // red

glVertex2f(-1.0,-1.0);

glColor3f(0.0,1.0,0.0); // green

glVertex2f(1.0,-1.0);

glColor3f(0.0,0.0,1.0); // blue

glVertex2f(0.0,1.0);

glEnd( );