April 05
Prof. Ismael H. F. Santos -  ismael@tecgraf.puc-rio.br                                                          2
Projeção: tipo de camera (cont.)
•Ortográfica
near
far
…
glMatrixMode(GL_PROJECTION);
glLoadIdentity( );
glOrtho (xleft,xright,ybottom,ytop,znear,zfar);
...
2D:
gluOrtho2D (xleft,xright,ybottom,ytop);