[Bf-blender-cvs] [e239912] hair_immediate_fixes: Set the length threshold for hair simulation to 10% again (from 1%).

[Lukas Tönne]

Commit: e239912c066ad0d21d1686cc37f31e5807880b53
Author: Lukas Tönne
Date:   Fri Sep 26 10:08:56 2014 +0200
Branches: hair_immediate_fixes
https://developer.blender.org/rBe239912c066ad0d21d1686cc37f31e5807880b53

Set the length threshold for hair simulation to 10% again (from 1%).

With the default 5 substeps the simulation can otherwise still become
unstable. This is just a preliminary measure anyway until the length
variance can be fixed properly.

===================================================================

M	source/blender/blenkernel/intern/particle_system.c

===================================================================

diff --git a/source/blender/blenkernel/intern/particle_system.c b/source/blender/blenkernel/intern/particle_system.c
index 3a3a681..7904911 100644
--- a/source/blender/blenkernel/intern/particle_system.c
+++ b/source/blender/blenkernel/intern/particle_system.c
@@ -4002,7 +4002,7 @@ static bool psys_hair_use_simulation(ParticleData *pa, float max_length)
 	 * The hair system should always make sure the hair segments have reasonable length ratios,
 	 * but this can happen in old files when e.g. cutting hair.
 	 */
-	const float min_length = 0.01f * max_length;
+	const float min_length = 0.1f * max_length;
 	
 	HairKey *key;
 	int k;