diff options
| author | Campbell Barton <ideasman42@gmail.com> | 2014-04-19 09:36:47 +0400 |
|---|---|---|
| committer | Campbell Barton <ideasman42@gmail.com> | 2014-04-19 09:36:47 +0400 |
| commit | fabc46b41f43aa93c5118fceb4f482419e75ed6f (patch) | |
| tree | f6b38ffe11ad6fd385184a5c977750ba0e29ee07 /source/blender/blenlib/BLI_math_rotation.h | |
| parent | fc9c790563a55108bc4ebfaf6a576841fafa2117 (diff) | |
Math Lib: add rotation_between_vecs_to_mat3
- behaves like rotation_between_vecs_to_quat
- avoids calling sin,cos calls (approx 1.6x faster).
Diffstat (limited to 'source/blender/blenlib/BLI_math_rotation.h')
| -rw-r--r-- | source/blender/blenlib/BLI_math_rotation.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_math_rotation.h b/source/blender/blenlib/BLI_math_rotation.h index 25c9b5e468f..6c63217e0ba 100644 --- a/source/blender/blenlib/BLI_math_rotation.h +++ b/source/blender/blenlib/BLI_math_rotation.h @@ -84,6 +84,7 @@ void tri_to_quat_ex(float quat[4], const float v1[3], const float v2[3], const f float tri_to_quat(float q[4], const float a[3], const float b[3], const float c[3]); void vec_to_quat(float q[4], const float vec[3], short axis, const short upflag); /* note: v1 and v2 must be normalized */ +void rotation_between_vecs_to_mat3(float m[3][3], const float v1[3], const float v2[3]); void rotation_between_vecs_to_quat(float q[4], const float v1[3], const float v2[3]); void rotation_between_quats_to_quat(float q[4], const float q1[4], const float q2[4]); |