diff options
Diffstat (limited to 'source/blender/blenlib/intern/math_vector.c')
| -rw-r--r-- | source/blender/blenlib/intern/math_vector.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/source/blender/blenlib/intern/math_vector.c b/source/blender/blenlib/intern/math_vector.c index 15d671e38d7..7dbceff46e4 100644 --- a/source/blender/blenlib/intern/math_vector.c +++ b/source/blender/blenlib/intern/math_vector.c @@ -96,6 +96,14 @@ void interp_v4_v4v4v4(float p[4], const float v1[4], const float v2[4], const fl p[3] = v1[3]*w[0] + v2[3]*w[1] + v3[3]*w[2]; } +void interp_v4_v4v4v4v4(float p[4], const float v1[4], const float v2[4], const float v3[4], const float v4[4], const float w[4]) +{ + p[0] = v1[0]*w[0] + v2[0]*w[1] + v3[0]*w[2] + v4[0]*w[3]; + p[1] = v1[1]*w[0] + v2[1]*w[1] + v3[1]*w[2] + v4[1]*w[3]; + p[2] = v1[2]*w[0] + v2[2]*w[1] + v3[2]*w[2] + v4[2]*w[3]; + p[3] = v1[3]*w[0] + v2[3]*w[1] + v3[3]*w[2] + v4[3]*w[3]; +} + void mid_v3_v3v3(float v[3], const float v1[3], const float v2[3]) { v[0]= 0.5f*(v1[0] + v2[0]); |