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| Rev 330 | Rev 492 | ||
|---|---|---|---|
| 1 | #ifndef _MYMATH_H |
1 | #ifndef _MYMATH_H |
| 2 | #define _MYMATH_H |
2 | #define _MYMATH_H |
| 3 | 3 | ||
| 4 | // trigonometry resolution of angle is 1 deg |
4 | // trigonometry resolution of angle is 1 deg |
| 5 | s16 c_sin_8192(s16 angle); |
5 | s16 c_sin_8192(s16 angle); |
| 6 | s16 c_cos_8192(s16 angle); |
6 | s16 c_cos_8192(s16 angle); |
| 7 | 7 | ||
| 8 | // higher resolution trigonometry with angle in deg is arg/div |
8 | // higher resolution trigonometry with angle in deg is arg/div |
| 9 | s16 c_sin_8192_res(s16 arg, s16 div); |
9 | s16 c_sin_8192_res(s16 arg, s16 div); |
| 10 | s16 c_cos_8192_res(s16 arg, s16 div); |
10 | s16 c_cos_8192_res(s16 arg, s16 div); |
| 11 | 11 | ||
| 12 | // fast arctan implementation |
12 | // fast arctan implementation |
| 13 | s32 c_atan2_546(s32 y, s32 x); |
13 | s32 c_atan2_546(s32 y, s32 x); |
| 14 | 14 | ||
| 15 | // fast arccos implementation |
15 | // fast arccos implementation |
| 16 | s16 c_arccos2(s32 a,s32 b); |
16 | s16 c_arccos2(s32 a, s32 b); |
| - | 17 | ||
| - | 18 | // integer based square root |
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| - | 19 | u32 isqrt(u32 value); |
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| 17 | 20 | ||
| 18 | #endif // _MYMATH_H |
21 | #endif // _MYMATH_H |
| 19 | 22 | ||