Index: Bindings/C#/Source/Horde3D .NET/Horde3D.cs
===================================================================
--- Bindings/C#/Source/Horde3D .NET/Horde3D.cs	(revision 328)
+++ Bindings/C#/Source/Horde3D .NET/Horde3D.cs	(working copy)
@@ -560,6 +560,20 @@
             ForceF3
         }
 
+        /// <summary>
+        /// Enum: H3DModelUpdateFlags
+        ///       The available flags for h3dUpdateModel.
+        ///       
+        /// Animation  - Apply animation
+        /// Geometry   - Apply morphers and software skinning
+        /// </summary>
+        public enum H3DModelUpdateFlags
+        {
+                Animation = 1,
+                Geometry = 2
+        };
+
+
         // --- Basic funtions ---
         /// <summary>
         /// This function returns a string containing the current version of h3d.
@@ -1650,7 +1664,25 @@
 
             return NativeMethodsEngine.h3dSetModelMorpher(node, target, weight);
         }
+        
 
+        /// <summary>
+        /// Applies animation and/or geometry updates.
+        /// <remarks>
+		/// This function applies skeletal animation and geometry updates to the specified model, depending on
+		/// the specified update flags. Geometry updates include morph targets and software skinning if enabled.
+		/// If the animation or morpher parameters did not change, the function returns immediately. This function
+		/// has to be called so that changed animation or morpher parameters will take effect.
+        /// </remarks>
+        /// <param name="modelNode">handle to the Model node to be updated</param>
+        /// <param name="flags">combination of H3DModelUpdate flags</param>
+        public static void updateModel(int modelNode, int flags)
+        {
+            NativeMethodsEngine.h3dUpdateModel(modelNode, flags);
+        }
+
+
+
         // Mesh specific
         /// <summary>
         /// This function creates a new Mesh node and attaches it to the specified parent node.
@@ -1771,9 +1803,9 @@
         /// </summary>
         /// <param name="node">handle to the Emitter node which will be modified</param>
         /// <param name="timeDelta">time delta in seconds</param>        
-        public static void advanceEmitterTime(int node, float timeDelta)
+        public static void updateEmitter(int node, float timeDelta)
         {
-            NativeMethodsEngine.h3dAdvanceEmitterTime(node, timeDelta);
+            NativeMethodsEngine.h3dUpdateEmitter(node, timeDelta);
         }
 
         /// <summary>
Index: Bindings/C#/Source/Horde3D .NET/Horde3D_Import.cs
===================================================================
--- Bindings/C#/Source/Horde3D .NET/Horde3D_Import.cs	(revision 328)
+++ Bindings/C#/Source/Horde3D .NET/Horde3D_Import.cs	(working copy)
@@ -268,6 +268,9 @@
         [return: MarshalAs(UnmanagedType.U1)]   // represents C++ bool type 
         internal static extern bool h3dSetModelMorpher(int node, string target, float weight);
 
+        [DllImport(ENGINE_DLL), SuppressUnmanagedCodeSecurity]
+        internal static extern void h3dUpdateModel(int modelNode, int flags);
+
         // Mesh specific
         [DllImport(ENGINE_DLL), SuppressUnmanagedCodeSecurity]
         internal static extern int h3dAddMeshNode(int parent, string name, int matRes, 
@@ -302,8 +305,8 @@
 								       int matRes, int effectRes,
 								       int maxParticleCount, int respawnCount );
 
-        [DllImport(ENGINE_DLL), SuppressUnmanagedCodeSecurity]        
-        internal static extern void h3dAdvanceEmitterTime(int node, float timeDelta);
+        [DllImport(ENGINE_DLL), SuppressUnmanagedCodeSecurity]
+        internal static extern void h3dUpdateEmitter(int node, float timeDelta);
 
         [DllImport(ENGINE_DLL), SuppressUnmanagedCodeSecurity]
         [return: MarshalAs(UnmanagedType.U1)]   // represents C++ bool type 
Index: Samples/Chicago .NET/CrowdSim.cs
===================================================================
--- Samples/Chicago .NET/CrowdSim.cs	(revision 328)
+++ Samples/Chicago .NET/CrowdSim.cs	(working copy)
@@ -177,6 +177,7 @@
 		        // Update animation
 		        p.animTime += vel * 35.0f;
                 h3d.setModelAnimParams( p.node, 0, p.animTime, 1.0f );
+                h3d.updateModel(p.node, (int)(h3d.H3DModelUpdateFlags.Animation | h3d.H3DModelUpdateFlags.Geometry));
             }
         }
     }
Index: Samples/Knight .NET/App.cs
===================================================================
--- Samples/Knight .NET/App.cs	(revision 328)
+++ Samples/Knight .NET/App.cs	(working copy)
@@ -152,7 +152,7 @@
         public void mainLoop(float fps)
         {
 	        _curFPS = fps;
-            _timer += 1 / fps;
+            _timer += 1f / fps;
 
             h3d.setOption( h3d.H3DOptions.DebugViewMode, _debugViewMode ? 1.0f : 0.0f );
 	        h3d.setOption( h3d.H3DOptions.WireframeMode, _wireframeMode ? 1.0f : 0.0f );
@@ -164,11 +164,12 @@
 		        // Do animation blending
 		        h3d.setModelAnimParams( _knight, 0, _animTime * 24.0f, _weight );
 		        h3d.setModelAnimParams( _knight, 1, _animTime * 24.0f, 1.0f - _weight );
+                h3d.updateModel( _knight, (int)(h3d.H3DModelUpdateFlags.Animation | h3d.H3DModelUpdateFlags.Geometry ));
 
 		        // Animate particle system                                
                 int cnt = cnt = h3d.findNodes(_particleSys, "", (int)h3d.H3DNodeTypes.Emitter);
 		        for( int i = 0; i < cnt; ++i )
-			        h3d.advanceEmitterTime( h3d.getNodeFindResult( i ), 1.0f / _curFPS );
+                    h3d.updateEmitter(h3d.getNodeFindResult(i), 1.0f / _curFPS);
 	        }
 
             // Set camera parameters