Rendering/Volume: use VTK_SIZEHINT

Rendering/Volume/vtkDirectionEncoder.h

@@ -55,7 +55,7 @@ public:
   /**
    * / Given an encoded value, return a pointer to the normal vector
    */
-  virtual float *GetDecodedGradient( int value )=0;
+  virtual float *GetDecodedGradient( int value ) VTK_SIZEHINT(3) = 0;
 
   /**
    * Return the number of encoded directions

Rendering/Volume/vtkRecursiveSphereDirectionEncoder.h

@@ -54,7 +54,7 @@ public:
   /**
    * / Given an encoded value, return a pointer to the normal vector
    */
-  float *GetDecodedGradient( int value ) override;
+  float *GetDecodedGradient( int value ) VTK_SIZEHINT(3) override;
 
   /**
    * Return the number of encoded directions

Rendering/Volume/vtkSphericalDirectionEncoder.h

@@ -51,7 +51,7 @@ public:
   /**
    * / Given an encoded value, return a pointer to the normal vector
    */
-  float *GetDecodedGradient( int value ) override;
+  float *GetDecodedGradient( int value ) VTK_SIZEHINT(3) override;
 
   /**
    * Return the number of encoded directions

Wrapping/Tools/hints

 vtkDataObject                         GetUpdateExtent                   304  6
 vtkDataObject                         GetWholeExtent                    304  6
-vtkDirectionEncoder                   GetDecodedGradient                301  3
 vtkExodusIIReader                     GetModeShapesRange                304  2
 vtkGridSynchronizedTemplates3D        GetExecuteExtent                  304  6
 vtkImageButterworthHighPass           GetCutOff                         307  3
@@ -21,8 +20,6 @@ vtkPolyLine                           FitEllipse                        307  6
 vtkProjectedPolyDataRayBounder        GetRayBounds                      301  2
 vtkRayCaster                          GetParallelIncrements             301  2
 vtkRayCaster                          GetParallelStartPosition          301  3
-vtkRecursiveSphereDirectionEncoder    GetDecodedGradient                301  3
-vtkSphericalDirectionEncoder          GetDecodedGradient                301  3
 vtkStreamer                           GetStartPosition                  307  3
 vtkStructuredPointsGeometryFilter     GetExtent                         304  6
 vtkSynchronizedTemplates3D            GetExecuteExtent                  304  6