diff options
| author | Mai Lavelle <lavelle@gmail.com> | 2015-04-13 12:14:43 +0300 |
|---|---|---|
| committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2015-04-13 12:17:00 +0300 |
| commit | 176ed5bfe280ef2151f93c0940d54498aaf00d71 (patch) | |
| tree | bc2a4dcdd093fb785f6a7b997c7c8691ec083cbb /source/blender/blenkernel/intern/particle.c | |
| parent | 6fbf05f326911d10e6227837f8b5de1d86f950b2 (diff) | |
Fix hair random rotation limited to 180 degrees
The issue was caused by phase being limited from 0 to 1, which gave only
0..M_PI distribution which is not good enough for good randomness.
Now the phase is being randomized across full 0..2*M_PI range.
Diffstat (limited to 'source/blender/blenkernel/intern/particle.c')
| -rw-r--r-- | source/blender/blenkernel/intern/particle.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/source/blender/blenkernel/intern/particle.c b/source/blender/blenkernel/intern/particle.c index 6c354c59d7a..0e200c73918 100644 --- a/source/blender/blenkernel/intern/particle.c +++ b/source/blender/blenkernel/intern/particle.c @@ -4100,7 +4100,7 @@ void psys_get_dupli_path_transform(ParticleSimulationData *sim, ParticleData *pa float q_phase[4]; float phasefac = psys->part->phasefac; if (psys->part->randphasefac != 0.0f) - phasefac += psys->part->randphasefac * psys_frand(psys, (pa - psys->particles) + 20); + phasefac += psys->part->randphasefac * psys_frand(psys, (pa - psys->particles) + 20) * 2.0f; axis_angle_to_quat(q_phase, vec, phasefac * (float)M_PI); mul_qt_v3(q_phase, side); |