April 05
Prof. Ismael H. F. Santos -  ismael@tecgraf.puc-rio.br                                                          2
Transformações em 3D (Rotações)
x
y
z
x’
y’
z’
1
0
cos qx
sen qx
0
0
cos qx
0
0
0
0
1
y
z
1
x
=
1
0
0
0
-sen qx
qx
x’
y’
z’
1
0
cos qy
sen qy
0
0
cos qy
0
0
0
0
1
y
z
1
x
=
1
0
0
0
-sen qy
qy
x’
y’
z’
1
0
cos qz
sen qx
0
0
cos qx
0
0
0
0
1
y
z
1
x
=
1
0
0
0
-sen qx
qz