diff options
author | Campbell Barton <ideasman42@gmail.com> | 2021-02-11 00:27:28 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2021-02-11 00:27:28 +0300 |
commit | 4719836eca2e661ac79fbd1448fdc876b62af458 (patch) | |
tree | d3897a38e447c97faeee71f617ceeb24e7ab14c5 /source/blender/blenlib | |
parent | 9274bd457a251961557d5a132e31a5b0159c540c (diff) |
BLI_math: add mid_v2_v2v2v2
Diffstat (limited to 'source/blender/blenlib')
-rw-r--r-- | source/blender/blenlib/BLI_math_vector.h | 1 | ||||
-rw-r--r-- | source/blender/blenlib/intern/math_vector.c | 6 |
2 files changed, 7 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_math_vector.h b/source/blender/blenlib/BLI_math_vector.h index 0bddff9101e..16585e34419 100644 --- a/source/blender/blenlib/BLI_math_vector.h +++ b/source/blender/blenlib/BLI_math_vector.h @@ -310,6 +310,7 @@ void interp_v4_v4v4_uchar(unsigned char target[4], void mid_v3_v3v3(float r[3], const float a[3], const float b[3]); void mid_v2_v2v2(float r[2], const float a[2], const float b[2]); void mid_v3_v3v3v3(float v[3], const float v1[3], const float v2[3], const float v3[3]); +void mid_v2_v2v2v2(float v[2], const float v1[2], const float v2[2], const float v3[2]); void mid_v3_v3v3v3v3( float v[3], const float v1[3], const float v2[3], const float v3[3], const float v4[3]); void mid_v3_v3_array(float r[3], const float (*vec_arr)[3], const unsigned int nbr); diff --git a/source/blender/blenlib/intern/math_vector.c b/source/blender/blenlib/intern/math_vector.c index 5f3297134c6..da16fb4a9fb 100644 --- a/source/blender/blenlib/intern/math_vector.c +++ b/source/blender/blenlib/intern/math_vector.c @@ -281,6 +281,12 @@ void mid_v2_v2v2(float r[2], const float a[2], const float b[2]) r[1] = 0.5f * (a[1] + b[1]); } +void mid_v2_v2v2v2(float v[2], const float v1[2], const float v2[2], const float v3[2]) +{ + v[0] = (v1[0] + v2[0] + v3[0]) / 3.0f; + v[1] = (v1[1] + v2[1] + v3[1]) / 3.0f; +} + void mid_v3_v3v3v3(float v[3], const float v1[3], const float v2[3], const float v3[3]) { v[0] = (v1[0] + v2[0] + v3[0]) / 3.0f; |