Added a field to provied the last drawing camera to DrawingBasis

SMCode/SM.Base/Drawing/DrawingBasis.cs

@@ -15,6 +15,11 @@ namespace SM.Base.Drawing
     /// </summary>
     public abstract class DrawingBasis : IShowItem, IModelItem
     {
+        /// <summary>
+        ///     The camera, that was used last time the object was rendered.
+        /// </summary>
+        public GenericCamera LastDrawingCamera;
+
         /// <summary>
         ///     The material it should use.
         /// </summary>
@@ -86,6 +91,8 @@ namespace SM.Base.Drawing
             context.ForcedType = ForcedMeshType;
             context.TextureMatrix *= TextureTransform.GetMatrix();
             context.LastObject = this;
+
+            LastDrawingCamera = context.UseCamera;
         }
     }