Rendering/Core/vtkViewport.cxx
void vtkViewport::WorldToView()
{

  this->SetViewPoint(this->WorldPoint[0], this->WorldPoint[1], this->WorldPoint[2]);
}
//------------------------------------------------------------------------------
// Convert world point coordinates to view coordinates.
Convert world point coordinates to view coordinates.
Convert world point coordinates to view coordinates .
void vtkViewport::WorldToView()
{
  this->SetViewPoint(this->WorldPoint[0], this->WorldPoint[1], this->WorldPoint[2]);
}
void vtkViewport :: WorldToView ( ) { this -> SetViewPoint ( this -> WorldPoint [ 0 ] , this -> WorldPoint [ 1 ] , this -> WorldPoint [ 2 ] ) ; }
Convert world point coordinates to view coordinates.
Convert world point coordinates to view coordinates .