From ca103005a5fbca47adf59dbdf0949f50b1607aca Mon Sep 17 00:00:00 2001
From: enn0x <ralf.pfrogner@gmx.net>
Date: Wed, 22 May 2013 21:37:29 +0000
Subject: [PATCH] Added method to enforce calling the transform_changed hook on
 bullet nodes.

---
 panda/src/bullet/bulletBodyNode.cxx | 15 +++++++++++++++
 panda/src/bullet/bulletBodyNode.h   |  3 +++
 2 files changed, 18 insertions(+)

diff --git a/panda/src/bullet/bulletBodyNode.cxx b/panda/src/bullet/bulletBodyNode.cxx
index 3dba3ff2b1..ca7beb7dc4 100644
--- a/panda/src/bullet/bulletBodyNode.cxx
+++ b/panda/src/bullet/bulletBodyNode.cxx
@@ -655,3 +655,18 @@ add_shapes_from_collision_solids(CollisionNode *cnode) {
   }
 }
 
+////////////////////////////////////////////////////////////////////
+//     Function: BulletBodyNode::set_transform_dirty
+//       Access: Published
+//  Description: This method enforces an update of the Bullet
+//               transform, that is copies the scene graph transform
+//               to the Bullet transform.
+//               This is achieved by alling the protected PandaNode 
+//               hook 'transform_changed'. 
+////////////////////////////////////////////////////////////////////
+void BulletBodyNode::
+set_transform_dirty() {
+
+  transform_changed();
+}
+
diff --git a/panda/src/bullet/bulletBodyNode.h b/panda/src/bullet/bulletBodyNode.h
index 63f359022f..7d2c6134e9 100644
--- a/panda/src/bullet/bulletBodyNode.h
+++ b/panda/src/bullet/bulletBodyNode.h
@@ -109,6 +109,9 @@ PUBLISHED:
   void set_ccd_swept_sphere_radius(PN_stdfloat radius);
   void set_ccd_motion_threshold(PN_stdfloat threshold);
 
+  // Special
+  void set_transform_dirty();
+
 public:
   virtual btCollisionObject *get_object() const = 0;