April 05
Prof. Ismael H. F. Santos
- ismael@tecgraf.puc-rio.br
2
Matriz Look
At do OpenGL
1 0 0 -eyex
0 1 0 -eyey
0 0 1 -eyez
0 0 0
1
[ T ] =
[ R ] =
xex xey xez 0
yex yey yez 0
zex zey zez 0
0 0 0
1
ze = – view /
||view||
xe = (vup x ze) / ||vup x
ze||
ye = ze x xe
[ R T ] =?