Game Development Reference
In-Depth Information
7
.
If the order of the cross product is reversed, what happens to the result?
8
.
You are tasked with implementing simple stereo sound in a top-down ac-
tion game. When a sound plays in the world, you must determine whether
to play the sound out of the left or right speaker based on the orientation
of the sound relative to the player. How could this be solved using vector
math?
9
.
Calculate the result of the following matrix multiplication:
10
.
When is the transpose of a matrix equal to its inverse?
Additional References
Lengyel, Eric.
Mathematics for 3D Game Programming and Computer Graph-
ics (Third Edition)
.
Boston: Course Technology, 2012.
This topic contains de-
tailed explanations of the concepts covered in this chapter, complete with deriv-
ations and proofs. It also covers more complex math, which is beyond the scope
of this topic, but still gets some use by game programmers (especially those who
focus on graphics).
