diff options
author | Lukas Tönne <lukas.toenne@gmail.com> | 2014-11-15 14:40:34 +0300 |
---|---|---|
committer | Lukas Tönne <lukas.toenne@gmail.com> | 2015-01-20 11:30:08 +0300 |
commit | 52384179f4c5153a62d711d326a7f6a877508dbb (patch) | |
tree | 7cc9bef7bb0799d2e66c1c2a9d23bf269bc21844 /source/blender/physics | |
parent | 2da21b30aecc8b5d355aeb435173f98f2b25fd8c (diff) |
Some tweaking of value ranges for hair target density and removed
density factor (already included in grid velocity).
Conflicts:
source/blender/physics/intern/BPH_mass_spring.cpp
Diffstat (limited to 'source/blender/physics')
-rw-r--r-- | source/blender/physics/intern/BPH_mass_spring.cpp | 3 | ||||
-rw-r--r-- | source/blender/physics/intern/hair_volume.cpp | 2 |
2 files changed, 4 insertions, 1 deletions
diff --git a/source/blender/physics/intern/BPH_mass_spring.cpp b/source/blender/physics/intern/BPH_mass_spring.cpp index ee2b7915caa..7a3660d1734 100644 --- a/source/blender/physics/intern/BPH_mass_spring.cpp +++ b/source/blender/physics/intern/BPH_mass_spring.cpp @@ -672,6 +672,9 @@ static void cloth_continuum_step(ClothModifierData *clmd, float dt) const float fluid_factor = 0.95f; /* blend between PIC and FLIP methods */
float smoothfac = parms->velocity_smooth;
+ /* XXX FIXME arbitrary factor!!! this should be based on some intuitive value instead,
+ * like number of hairs per cell and time decay instead of "strength"
+ */
float density_target = parms->density_target;
float density_strength = parms->density_strength;
float gmin[3], gmax[3];
diff --git a/source/blender/physics/intern/hair_volume.cpp b/source/blender/physics/intern/hair_volume.cpp index 91198cfaff0..b08eef05392 100644 --- a/source/blender/physics/intern/hair_volume.cpp +++ b/source/blender/physics/intern/hair_volume.cpp @@ -598,7 +598,7 @@ static const float density_threshold = 0.001f; /* cells with density below this BLI_INLINE float hair_volume_density_divergence(float density, float target_density, float strength) { if (density > density_threshold && density > target_density) - return strength * density * logf(target_density / density); + return strength * logf(target_density / density); else return 0.0f; } |