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Enhanced Duke Nukem Ideas
Copyright (C) 2000, Matt Saettler. All Rights Reserved.
Criteria:
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| IdeaID is 149 |
| No Sorting |
Ranking |
Name |
Thinker |
500 |
Need ArcTan |
matteus |
Difficulty Not Set by Matt |
Description |
From peter_m_green:
we need actan in eduke you see with sin and arctan we can get the six basic trig functions like this
cos(x)=sin(90-x)
Tan(x) = Sin(x) / Cos(x)
ArcSin(x) = ArcTan (x/sqrt (1-sqr (x)))
ArcCos(x) = ArcTan (sqrt (1-sqr (x)) /x)
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