Method BuildPointLocator

Common/DataModel/vtkPointSet.cxx:131–156

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

//------------------------------------------------------------------------------
void vtkPointSet::BuildPointLocator()
{
  if (!this->Points)
  {
    return;
  }

  if (!this->PointLocator)
  {
    if (this->Editable || !this->Points->GetData()->HasStandardMemoryLayout())
    {
      this->PointLocator = vtkPointLocator::New();
    }
    else
    {
      this->PointLocator = vtkStaticPointLocator::New();
    }
    this->PointLocator->SetDataSet(this);
  }
  else if (this->Points->GetMTime() > this->PointLocator->GetMTime())
  {
    this->PointLocator->SetDataSet(this);
  }

  this->PointLocator->BuildLocator();
}

//------------------------------------------------------------------------------
// Build the cell locator (if needed)