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| 12 | // fast arctan implementation |
12 | // fast arctan implementation |
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| 13 | s32 c_atan2_546(s32 y, s32 x); |
13 | s32 c_atan2_546(s32 y, s32 x); |
| 14 | 14 | ||
| - | 15 | // fast arccos implementation |
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| - | 16 | s16 c_arccos2(s32 a, s32 b); |
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| - | 17 | ||
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| 15 | // fast arccos implementation |
18 | // integer based square root |