| /tags/V2.22a/mymath.h |
|---|
| 0,0 → 1,21 |
| #ifndef _MYMATH_H |
| #define _MYMATH_H |
| // trigonometry resolution of angle is 1 deg |
| s16 c_sin_8192(s16 angle); |
| s16 c_cos_8192(s16 angle); |
| // higher resolution trigonometry with angle in deg is arg/div |
| s16 c_sin_8192_res(s16 arg, s16 div); |
| s16 c_cos_8192_res(s16 arg, s16 div); |
| // fast arctan implementation |
| s32 c_atan2_546(s32 y, s32 x); |
| // fast arccos implementation |
| s16 c_arccos2(s32 a, s32 b); |
| // integer based square root |
| u32 isqrt(u32 value); |
| #endif // _MYMATH_H |