// Clipping planes
void RemoveAllClippingPlanes();
vtkIdType GetNumberOfClippingPlanes() const;
- void AddClippingPlane(vtkPlane* thePlane);
+ bool AddClippingPlane(vtkPlane* thePlane);
vtkPlane* GetClippingPlane(vtkIdType theID) const;
void SetPlaneParam(float theDir[3], float theDist, vtkPlane* thePlane);