Method SetUserViewTransform

Rendering/Core/vtkCamera.cxx:267–295

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//------------------------------------------------------------------------------
void vtkCamera::SetUserViewTransform(vtkHomogeneousTransform* transform)
{
  if (transform == this->UserViewTransform)
  {
    return;
  }
  if (this->UserViewTransform)
  {
    this->UserViewTransform->RemoveObserver(this->UserViewTransformCallbackCommand);
    this->UserViewTransform->Delete();
    this->UserViewTransform = nullptr;
  }
  if (transform)
  {
    this->UserViewTransform = transform;
    this->UserViewTransform->Register(this);
    if (!this->UserViewTransformCallbackCommand)
    {
      this->UserViewTransformCallbackCommand = vtkCameraCallbackCommand::New();
      this->UserViewTransformCallbackCommand->Self = this;
    }
    this->UserViewTransform->AddObserver(
      vtkCommand::ModifiedEvent, this->UserViewTransformCallbackCommand);
  }
  this->Modified();
  this->ComputeViewTransform();
  this->ComputeDistance();
  this->ComputeCameraLightTransform();
}

//------------------------------------------------------------------------------
void vtkCamera::SetFocalPoint(double x, double y, double z)