Method BuildRenderValues

Rendering/Core/vtkCompositePolyDataMapper.cxx:497–835

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//------------------------------------------------------------------------------
void vtkCompositePolyDataMapper::BuildRenderValues(
  vtkRenderer* renderer, vtkActor* actor, vtkDataObject* dobj, unsigned int& flatIndex)
{
  auto& internals = (*this->Internals);
  // Push overridden attributes onto the stack.
  // Keep track of attributes that were pushed so that they can be popped after they're applied to
  // the batch element.
  vtkCompositeDataDisplayAttributes* cda = this->GetCompositeDataDisplayAttributes();
  bool overrides_visibility = (cda && cda->HasBlockVisibility(dobj));
  if (overrides_visibility)
  {
    internals.BlockState.Visibility.push(cda->GetBlockVisibility(dobj));
  }
  bool overrides_pickability = (cda && cda->HasBlockPickability(dobj));
  if (overrides_pickability)
  {
    internals.BlockState.Pickability.push(cda->GetBlockPickability(dobj));
  }

  bool overrides_opacity = (cda && cda->HasBlockOpacity(dobj));
  if (overrides_opacity)
  {
    internals.BlockState.Opacity.push(cda->GetBlockOpacity(dobj));
  }

  bool overrides_color = (cda && cda->HasBlockColor(dobj));
  if (overrides_color)
  {
    vtkColor3d color = cda->GetBlockColor(dobj);
    internals.BlockState.AmbientColor.push(color);
    internals.BlockState.DiffuseColor.push(color);
    internals.BlockState.SpecularColor.push(color);
  }

  bool overrides_scalar_mode = (cda && cda->HasBlockScalarMode(dobj));
  if (overrides_scalar_mode)
  {
    internals.BlockState.ScalarMode.push(cda->GetBlockScalarMode(dobj));
  }

  bool overrides_scalar_array_access_mode = (cda && cda->HasBlockArrayAccessMode(dobj));
  if (overrides_scalar_array_access_mode)
  {
    internals.BlockState.ArrayAccessMode.push(cda->GetBlockArrayAccessMode(dobj));
  }

  bool overrides_scalar_array_component = (cda && cda->HasBlockArrayComponent(dobj));
  if (overrides_scalar_array_component)
  {
    internals.BlockState.ArrayComponent.push(cda->GetBlockArrayComponent(dobj));
  }

  bool overrides_scalar_array_id = (cda && cda->HasBlockArrayId(dobj));
  if (overrides_scalar_array_id)
  {
    internals.BlockState.ArrayId.push(cda->GetBlockArrayId(dobj));
  }