19
V
1
helped by the computer. One of the most important branches of math that is widely
used by Game Programmer is geometry.
Vector is a
geometrical object quantization that has both direction and scalar. It
is
often represented as column matrix (e.g.
2
1
) and
symbolized
with
an
arrow
above a vector variable (e.g. ).
There are numbers of operations that can be
achieved on a vector [9], such as:
-
Addition
It is operated similar to addition on column matrix.
Example:
1
Vector A
2
Vector B
2
1
A
+
B
=
?
2
3
2
+
1
=
3
Answer:
3
A
+
B
= 3
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