Fix T30941: Add cloth air pressure simulation

This adds some basic simulation of internal air pressure inside of
closed cloth mesh objects.

Reviewed By: Jacques Lucke

Differential Revision: http://developer.blender.org/D5473

1 files changed, 1 insertions, 0 deletions

diff --git a/source/blender/physics/BPH_mass_spring.h b/source/blender/physics/BPH_mass_spring.h
index c0ceff4d8cf..5a8c78812a4 100644
--- a/source/blender/physics/BPH_mass_spring.h
+++ b/source/blender/physics/BPH_mass_spring.h
@@ -53,6 +53,7 @@ int BPH_cloth_solve(struct Depsgraph *depsgraph,
                     struct ClothModifierData *clmd,
                     struct ListBase *effectors);
 void BKE_cloth_solver_set_positions(struct ClothModifierData *clmd);
+void BKE_cloth_solver_set_volume(ClothModifierData *clmd);
 
 #ifdef __cplusplus
 }