Fem: add a scale() function to FemPostPipeline

src/Mod/Fem/App/PropertyPostDataObject.h

@@ -47,6 +47,8 @@ public:
 
     /** @name Getter/setter */
     //@{
+    /// Scale the point coordinates of the data set with factor \a s
+    void scale(double s);
     /// set the dataset
     void setValue(const vtkSmartPointer<vtkDataObject>&);
     /// get the part shape
@@ -79,6 +81,9 @@ public:
     /// Get valid paths for this property; used by auto completer
     virtual void getPaths(std::vector<App::ObjectIdentifier> & paths) const;
 
+private:
+    static void scaleDataObject(vtkDataObject*, double s);
+
 protected:
     void createDataObjectByExternalType(vtkSmartPointer<vtkDataObject> ex);
     vtkSmartPointer<vtkDataObject> m_dataObject;