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Inverted effect of target density was unstable, the divergence term

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needs to be substracted instead.
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Lukas Tönne
2014-11-14 17:11:33 +01:00
parent 325990ff6e
commit 2da21b30ae
1 changed files with 1 additions and 1 deletions
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source/blender/physics/intern/hair_volume.cpp
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@@ -682,7 +682,7 @@ bool BPH_hair_volume_solve_divergence(HairGrid *grid, float dt, float target_den
* and resulting pressure gradient should be multiplied by the (inverse) density; * and resulting pressure gradient should be multiplied by the (inverse) density;
* however, this is already included in the weighting of hair velocities on the grid! * however, this is already included in the weighting of hair velocities on the grid!
*/ */
B[u] = divergence + target; B[u] = divergence - target;
#if 0 #if 0
{ {