1 files changed, 127 insertions, 0 deletions
diff --git a/source/gameengine/Converter/BL_ShapeDeformer.cpp b/source/gameengine/Converter/BL_ShapeDeformer.cpp
new file mode 100644
index 00000000000..3ae634905b9
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+++ b/source/gameengine/Converter/BL_ShapeDeformer.cpp
@@ -0,0 +1,127 @@
+/**
+ * $Id$
+ *
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#ifdef WIN32
+#pragma warning (disable : 4786)
+#endif //WIN32
+
+#include "MEM_guardedalloc.h"
+#include "BL_ShapeDeformer.h"
+#include "GEN_Map.h"
+#include "STR_HashedString.h"
+#include "RAS_IPolygonMaterial.h"
+#include "BL_SkinMeshObject.h"
+
+//#include "BL_ArmatureController.h"
+#include "DNA_armature_types.h"
+#include "DNA_action_types.h"
+#include "DNA_key_types.h"
+#include "DNA_mesh_types.h"
+#include "DNA_meshdata_types.h"
+#include "BKE_armature.h"
+#include "BKE_action.h"
+#include "BKE_key.h"
+#include "MT_Point3.h"
+
+extern "C"{
+	#include "BKE_lattice.h"
+}
+ #include "BKE_utildefines.h"
+
+#include "BLI_blenlib.h"
+#include "BLI_arithb.h"
+
+#define __NLA_DEFNORMALS
+//#undef __NLA_DEFNORMALS
+
+
+BL_ShapeDeformer::~BL_ShapeDeformer()
+{
+};
+
+RAS_Deformer *BL_ShapeDeformer::GetReplica()
+{
+	BL_ShapeDeformer *result;
+
+	result = new BL_ShapeDeformer(*this);
+	result->ProcessReplica();
+	return result;
+}
+
+void BL_ShapeDeformer::ProcessReplica()
+{
+}
+
+bool BL_ShapeDeformer::Update(void)
+{
+	bool bShapeUpdate = false;
+	bool bSkinUpdate = false;
+
+	/* See if the object shape has changed */
+	if (m_lastShapeUpdate != m_gameobj->GetLastFrame()) {
+		/* the key coefficient have been set already, we just need to blend the keys */
+		Object* blendobj = m_gameobj->GetBlendObject();
+		
+		// make sure the vertex weight cache is in line with this object
+		m_pMeshObject->CheckWeightCache(blendobj);
+
+		/* we will blend the key directly in mvert array: it is used by armature as the start position */
+		do_rel_key(0, m_bmesh->totvert, m_bmesh->totvert, (char *)m_bmesh->mvert->co, m_bmesh->key, 0);
+
+		// Don't release the weight array as in Blender, it will most likely be reusable on next frame 
+		// The weight array are ultimately deleted when the skin mesh is destroyed
+		   
+		/* Update the current frame */
+		m_lastShapeUpdate=m_gameobj->GetLastFrame();
+
+		// As we have changed, the mesh, the skin deformer must update as well.
+		// This will force the update
+		BL_SkinDeformer::ForceUpdate();
+		bShapeUpdate = true;
+	}
+	// check for armature deform
+	bSkinUpdate = BL_SkinDeformer::Update();
+
+	if (!bSkinUpdate && bShapeUpdate) {
+		// this means that there is no armature, we still need to copy the vertex to m_transverts
+		// and update the normal (was not done after shape key calculation)
+
+		/* store verts locally */
+		VerifyStorage();
+
+		for (int v =0; v<m_bmesh->totvert; v++)
+			VECCOPY(m_transverts[v], m_bmesh->mvert[v].co);
+
+#ifdef __NLA_DEFNORMALS
+		RecalcNormals();
+#endif
+		bSkinUpdate = true;
+	}
+	return bSkinUpdate;
+}