Game Development Reference
In-Depth Information
Figure 8.13
Sample orientations used for Exercises 1, 2, 4, and 5.
8.8
Exercises
(Answers on page 772.)
1. Match each of the rotation matrices below with the corresponding orien-
tation from Figure 8.13. These matrices transform row vectors on the left
from object space to upright space.
2
4
3
5
0.707
0.000
0.707
(a)
0.707
0.000 −0.707
0.000
1.000
0.000
2
4
3
5
1.000 0.000 0.000
0.000 −0.707 0.707
0.000 −0.707 −0.707
(b)
 
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