Method SatelliteStartRender

Rendering/Parallel/vtkParallelRenderManager.cxx:1702–1867

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

//------------------------------------------------------------------------------
void vtkParallelRenderManager::SatelliteStartRender()
{
  vtkParallelRenderManager::RenderWindowInfo winInfo;
  vtkParallelRenderManager::RendererInfo renInfo;
  vtkParallelRenderManager::LightInfo lightInfo;
  int i, j;

  vtkDebugMacro("SatelliteStartRender");

  this->FullImageUpToDate = 0;
  this->ReducedImageUpToDate = 0;
  this->RenderWindowImageUpToDate = 0;

  if (this->FullImage->GetPointer(0) == this->ReducedImage->GetPointer(0))
  {
    // "Un-share" pointer for full/reduced images in case we need separate
    // arrays this run.
    this->ReducedImage->Initialize();
  }

  // if (!this->ParallelRendering)
  //  {
  //  return;
  //  }

  this->InvokeEvent(vtkCommand::StartEvent, nullptr);
  vtkMultiProcessStream stream;
  if (!this->Controller->Broadcast(stream, this->RootProcessId))
  {
    return;
  }

  if (!winInfo.Restore(stream))
  {
    vtkErrorMacro("Failed to read window information");
    return;
  }

  this->RenderWindow->SetDesiredUpdateRate(winInfo.DesiredUpdateRate);
  if (this->SynchronizeTileProperties)
  {
    this->RenderWindow->SetTileViewport(winInfo.TileViewport);
    this->RenderWindow->SetTileScale(winInfo.TileScale);
  }
  this->SetUseCompositing(winInfo.UseCompositing);
  if (this->MaxImageReductionFactor < winInfo.ImageReductionFactor)
  {
    this->SetMaxImageReductionFactor(winInfo.ImageReductionFactor);
  }
  this->SetImageReductionFactor(winInfo.ImageReductionFactor);
  this->FullImageSize[0] = winInfo.FullSize[0];
  this->FullImageSize[1] = winInfo.FullSize[1];
  this->ReducedImageSize[0] = winInfo.ReducedSize[0];
  this->ReducedImageSize[1] = winInfo.ReducedSize[1];

  // Backwards compatibility.
  this->ReceiveWindowInformation();