BGE Physics

Add support back for reinstancePhysics mesh, a frequently requested feature in the BGE forums.
from what I can tell Sumo supported this but bullet never did.
Currently only accessible via python at the moment.

- rigid body, dynamic, static types work.
- instanced physics meshes are modified too.
- compound shapes are not supported.

Physics mesh can be re-instanced from...
* shape keys & armature deformations
* subsurf (any other modifiers too)
* RAS_TexVert's (can be modified from python)

Moved the reinstancePhysicsMesh functions from RAS_MeshObject into KX_GameObject since the physics data is stored here.

video and blend file demo.
http://www.graphicall.org/ftp/ideasman42/reinstance.ogv
http://www.graphicall.org/ftp/ideasman42/reinstance_demo.blend

1 files changed, 7 insertions, 0 deletions

diff --git a/source/gameengine/Rasterizer/RAS_MeshObject.cpp b/source/gameengine/Rasterizer/RAS_MeshObject.cpp
index 1dfcb0c512d..0ae6ad9d7ea 100644
--- a/source/gameengine/Rasterizer/RAS_MeshObject.cpp
+++ b/source/gameengine/Rasterizer/RAS_MeshObject.cpp
@@ -382,6 +382,13 @@ RAS_TexVert* RAS_MeshObject::GetVertex(unsigned int matid,
 	return NULL;
 }
 
+const float* RAS_MeshObject::GetVertexLocation(unsigned int orig_index)
+{
+	vector<SharedVertex>& sharedmap = m_sharedvertex_map[orig_index];
+	vector<SharedVertex>::iterator it= sharedmap.begin();
+	return it->m_darray->m_vertex[it->m_offset].getXYZ();
+}
+
 void RAS_MeshObject::AddMeshUser(void *clientobj, SG_QList *head, RAS_Deformer* deformer)
 {
 	list<RAS_MeshMaterial>::iterator it;