products/patches/paraview.0009-ParaView_volume_mapper.patch

   1 --- ParaView_origin/VTK/Rendering/VolumeOpenGL2/vtkOpenGLGPUVolumeRayCastMapper.cxx     2020-06-18 14:59:43.630941741 +0200
   2 +++ ParaView/VTK/Rendering/VolumeOpenGL2/vtkOpenGLGPUVolumeRayCastMapper.cxx    2020-06-18 15:00:57.582622827 +0200
   3 @@ -2822,7 +2822,7 @@
   4      this->VolumePropertyChanged |= property->GetMTime() > this->ShaderBuildTime.GetMTime();
   5
   6      auto it = this->Parent->AssembledInputs.find(port);
   7 -    if (it == this->Parent->AssembledInputs.cend())
   8 +    if (it == this->Parent->AssembledInputs.cend() || it->second.Volume != vol)
   9      {
  10        // Create new input structure
  11        auto texture = vtkSmartPointer<vtkVolumeTexture>::New();