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| author | Sybren A. Stüvel <sybren@stuvel.eu> | 2017-04-21 15:19:05 +0300 |
|---|---|---|
| committer | Sybren A. Stüvel <sybren@stuvel.eu> | 2017-04-21 15:19:05 +0300 |
| commit | 81011679ddb1fc57e37fe1ba2eb494a1dedaa0fd (patch) | |
| tree | 54dc7feaf7fbcfbb45891a61bef5113af508696a /source/blender/blenlib | |
| parent | bfa888cef28955501195dfbee002bc793685e527 (diff) | |
| parent | 9c02990ac13a25968d8ec15da15129617d3f25d0 (diff) | |
Merge branch 'master' into blender2.8
Diffstat (limited to 'source/blender/blenlib')
| -rw-r--r-- | source/blender/blenlib/intern/math_vector.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/source/blender/blenlib/intern/math_vector.c b/source/blender/blenlib/intern/math_vector.c index 500c6e57923..b45137fd7f7 100644 --- a/source/blender/blenlib/intern/math_vector.c +++ b/source/blender/blenlib/intern/math_vector.c @@ -697,7 +697,19 @@ void bisect_v3_v3v3v3(float out[3], const float v1[3], const float v2[3], const /** * Returns a reflection vector from a vector and a normal vector - * reflect = vec - ((2 * DotVecs(vec, mirror)) * mirror) + * reflect = vec - ((2 * dot(vec, mirror)) * mirror). + * + * <pre> + * v + * + ^ + * \ | + * \| + * + normal: axis of reflection + * / + * / + * + + * out: result (negate for a 'bounce'). + * </pre> */ void reflect_v3_v3v3(float out[3], const float v[3], const float normal[3]) { |