Cleanup: move particle undo into own file

Also avoid extern declarations which can get out of sync.

1 files changed, 11 insertions, 0 deletions

diff --git a/source/blender/editors/physics/physics_intern.h b/source/blender/editors/physics/physics_intern.h
index 6b6df15e987..cb281936634 100644
--- a/source/blender/editors/physics/physics_intern.h
+++ b/source/blender/editors/physics/physics_intern.h
@@ -33,6 +33,11 @@
 #ifndef __PHYSICS_INTERN_H__
 #define __PHYSICS_INTERN_H__
 
+struct Object;
+struct PTCacheEdit;
+struct ParticleSystem;
+struct PointCache;
+struct Scene;
 struct wmOperatorType;
 
 /* particle_edit.c */
@@ -63,6 +68,12 @@ void PARTICLE_OT_edited_clear(struct wmOperatorType *ot);
 
 void PARTICLE_OT_unify_length(struct wmOperatorType *ot);
 
+void PTCacheUndo_clear(struct PTCacheEdit *edit);
+void PE_create_particle_edit(struct Scene *scene, struct Object *ob, struct PointCache *cache, struct ParticleSystem *psys);
+void recalc_lengths(struct PTCacheEdit *edit);
+void recalc_emitter_field(struct Object *ob, struct ParticleSystem *psys);
+void update_world_cos(struct Object *ob, struct PTCacheEdit *edit);
+
 /* particle_object.c */
 void OBJECT_OT_particle_system_add(struct wmOperatorType *ot);
 void OBJECT_OT_particle_system_remove(struct wmOperatorType *ot);