Method DeactivateTransferFunction

Rendering/VolumeOpenGL2/vtkVolumeInputHelper.cxx:307–335

}

void vtkVolumeInputHelper::DeactivateTransferFunction(int blendMode)
{
  int const transferMode = this->Volume->GetProperty()->GetTransferFunctionMode();
  int const numActiveLuts =
    this->ComponentMode == INDEPENDENT ? Texture->GetLoadedScalars()->GetNumberOfComponents() : 1;
  switch (transferMode)
  {
    case vtkVolumeProperty::TF_1D:
      for (int i = 0; i < numActiveLuts; ++i)
      {
        this->OpacityTables->GetTable(i)->Deactivate();
        if (blendMode != vtkGPUVolumeRayCastMapper::ADDITIVE_BLEND)
        {
          this->RGBTables->GetTable(i)->Deactivate();
        }
        if (this->GradientOpacityTables)
        {
          this->GradientOpacityTables->GetTable(i)->Deactivate();
        }
      }
      break;
    case vtkVolumeProperty::TF_2D:
      for (int i = 0; i < numActiveLuts; ++i)
      {
        this->TransferFunctions2D->GetTable(i)->Deactivate();
      }
      break;
  }
}

void vtkVolumeInputHelper::CreateTransferFunction1D(vtkRenderer* ren, int index)
{