* Submeshes can now be switched on and off by GeoSet ID

src/Client/GUI/CM2Mesh.cpp

@@ -1420,10 +1420,30 @@ void CM2Mesh::newAnimation(u32 id, s32 start, s32 end, f32 probability)
   a.end = end;
   a.probability = probability + prev_prob;
   Animations.push_back(a);
-
-  
 }
 
+void CM2Mesh::setGeoSetRender(u32 id, bool render)//this sets the render status for a geoset ID
+{
+  for(u16 i = 0; i < GeoSetID.size(); i++)
+  {
+    if(GeoSetID[i]==id)
+    {
+      GeoSetRender[i]=render;
+    }
+  }
+};
+
+
+
+bool CM2Mesh::getGeoSetRender(u32 meshbufferNumber)//This gets the render status for a specific mesh buffer
+{
+  if(GeoSetRender.size()>meshbufferNumber)
+  {
+    return GeoSetRender[meshbufferNumber];
+  }
+  else 
+    return false;
+};
 
 
 } // end namespace scene

src/Client/GUI/CM2Mesh.h

@@ -14,7 +14,6 @@ namespace scene
         u32 begin;
         u32 end;
     };
-    
 	class IAnimatedMeshSceneNode;
 	class IBoneSceneNode;
 
@@ -133,6 +132,12 @@ namespace scene
 		//! loaders should call this after populating the mesh
 		virtual void finalize();
 
+        SSkinMeshBuffer *createBuffer(u32 id)
+        {
+          GeoSetID.push_back(id);
+          GeoSetRender.push_back((id==0?true:false));//This may be changed later on when we know more about the submesh switching business
+          return createBuffer();
+        };
 		virtual SSkinMeshBuffer *createBuffer();
 
 		virtual SJoint *createJoint(SJoint *parent=0);
@@ -146,6 +151,9 @@ namespace scene
         //Retrieve animation information
         void getFrameLoop(u32 animId, s32 &start, s32 &end);
         void newAnimation(u32 id, s32 start, s32 end, f32 probability);
+        //Retrieve geoset rendering information
+        void setGeoSetRender(u32 id, bool render);
+        bool getGeoSetRender(u32 meshbufferNumber);
 private:
 
 		void checkForAnimation();
@@ -172,8 +180,10 @@ private:
 		core::array<SSkinMeshBuffer*> *SkinningBuffers; //Meshbuffer to skin, default is to skin localBuffers
 
 		core::array<SSkinMeshBuffer*> LocalBuffers;
+        core::array<u32> GeoSetID; //Array of Submesh Meshpart IDs used for switching Geosets on and off
+        core::array<bool> GeoSetRender;
 
-		core::array<SJoint*> AllJoints;
+        core::array<SJoint*> AllJoints;
 		core::array<SJoint*> RootJoints;
 
 		bool HasAnimation;

src/Client/GUI/CM2MeshFileLoader.cpp

@@ -115,7 +115,7 @@ void CM2MeshFileLoader::ReadViewData(io::IReadFile* file)
     {
         file->read(&tempM2Submesh,sizeof(ModelViewSubmesh)-(header.version==0x100?16:0));
         M2MSubmeshes.push_back(tempM2Submesh);
-        DEBUG(logdebug("Submesh %u nBone: %u ofsBone: %u",i,tempM2Submesh.nBone, tempM2Submesh.ofsBone));
+        DEBUG(logdebug("Submesh %u MeshPartID %u",i,tempM2Submesh.meshpartId));
     //    std::cout<< "Submesh " <<i<<" ID "<<tempM2Submesh.meshpartId<<" starts at V/T "<<tempM2Submesh.ofsVertex<<"/"<<tempM2Submesh.ofsTris<<" and has "<<tempM2Submesh.nVertex<<"/"<<tempM2Submesh.nTris<<" V/T\n";
     }
     DEBUG(logdebug("Read %u/%u Submeshes",M2MSubmeshes.size(),currentView.Submesh.num));
@@ -716,7 +716,7 @@ for(u32 i=0;i<M2MVertices.size();i++)
 for(u32 i=0; i < currentView.Submesh.num;i++)//
 {
     //Now, M2MTriangles refers to M2MIndices and not to M2MVertices.
-    scene::SSkinMeshBuffer *MeshBuffer = AnimatedMesh->createBuffer();
+    scene::SSkinMeshBuffer *MeshBuffer = AnimatedMesh->createBuffer(M2MSubmeshes[i].meshpartId);
 
     //Put the Indices and Vertices of the Submesh into a mesh buffer
     //Each Submesh contains only the Indices and Vertices that belong to it.

src/dep/src/irrlicht/CAnimatedMeshSceneNode.cpp

@@ -330,10 +330,12 @@ void CAnimatedMeshSceneNode::render()
 		{
 			video::IMaterialRenderer* rnd = driver->getMaterialRenderer(Materials[i].MaterialType);
 			bool transparent = (rnd && rnd->isTransparent());
-
+            bool renderSubmesh = true;
+            if(Mesh->getMeshType() == EAMT_M2)
+              renderSubmesh = ((CM2Mesh*)Mesh)->getGeoSetRender(i);
 			// only render transparent buffer if this is the transparent render pass
 			// and solid only in solid pass
-			if (transparent == isTransparentPass)
+			if (transparent == isTransparentPass && renderSubmesh)
 			{
 				scene::IMeshBuffer* mb = m->getMeshBuffer(i);