+ mFusionMapper = vtkSmartPointer<vtkImageMapToColors>::New();
+
+ vtkSmartPointer<vtkLookupTable> lut = vtkLookupTable::New();
+ lut->SetRange(0, 1);
+ lut->SetValueRange(0, 1);
+ lut->SetSaturationRange(0, 0);
+ lut->Build();
+ mFusionMapper->SetLookupTable(lut);