Method Render

Rendering/HyperTreeGrid/vtkHyperTreeGridMapper.cxx:51–78

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
void vtkHyperTreeGridMapper::Render(vtkRenderer* ren, vtkActor* act)
{

  auto* dataObj = this->GetInputDataObject(0, 0);
  if (dataObj == nullptr) // nothing to do
  {
    return;
  }

  // Adaptive decimation (if required)
  auto htgs = ::EnsureComposite(dataObj);
  auto adaptedHtgs = this->UpdateWithDecimation(htgs, ren);

  // Setup the mapper
  if (this->GetMTime() > this->Mapper->GetMTime())
  {
    this->Mapper->ShallowCopy(this);
  }

  this->Mapper->SetInputDataObject(adaptedHtgs);

  // Forward visibility property to the composite mapper.
  // This needs to be done after HTGs have been decimated because block selection is done using data
  // object pointers in the composite mapper.
  this->ApplyBlockVisibilities();

  this->Mapper->Render(ren, act);
}

//------------------------------------------------------------------------------
void vtkHyperTreeGridMapper::SetInputDataObject(int port, vtkDataObject* input)