01/31/2002
15-462 Graphics I
13
Order of Viewing Transformations
•Think
of moving the world frame
•Viewing
transfn. is inverse of object transfn.
•Order
opposite to object transformations
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0.0, 0.0, -d); /*T*/
glRotatef(-90.0, 0.0, 1.0, 0.0); /*R*/