private:

      /** Setup for member function dispatching */

      typedef $(if no_return_image then OUT="void" else OUT="Image" end) (Self::*MemberFunctionType)( $(include ImageParameters.in)$(include InputParametersInternal.in) );
      template <class TImageType> $(if no_return_image then OUT="void" else OUT="Image" end) ExecuteInternal ( $(include ImageParameters.in)$(include InputParametersInternal.in) );

$(if vector_pixel_types_by_component then
   if number_of_inputs > 1 then
      throw 'number_of_inputs must be 1 to use vector_pixel_types_by_component'
   end
OUT=[[
      /** Dispatched methods which calls ExecuteInteral on each component */
      template <class TImageType> ]] if no_return_image then OUT=OUT..[[void]] else OUT=OUT..[[Image]] end OUT=OUT..[[ ExecuteInternalVectorImage ( const Image& image );]]
end)