Method PopulateDataArray

Common/Core/vtkRandomPool.cxx:158–187

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//------------------------------------------------------------------------------
void vtkRandomPool::PopulateDataArray(vtkDataArray* da, double minRange, double maxRange)
{
  if (da == nullptr)
  {
    vtkWarningMacro(<< "Bad request");
    return;
  }

  vtkIdType size = da->GetNumberOfTuples();
  int numComp = da->GetNumberOfComponents();

  this->SetSize(size);
  this->SetNumberOfComponents(numComp);
  const double* pool = this->GeneratePool();
  if (pool == nullptr)
  {
    return;
  }

  // Now perform the scaling of all components
  using Dispatcher = vtkArrayDispatch::Dispatch;
  PopulateLauncher worker;
  if (!Dispatcher::Execute(da, worker, pool, minRange, maxRange))
  { // Fallback for unknown array types:
    worker(da, pool, minRange, maxRange);
  }

  // Make sure that the data array is marked modified
  da->Modified();
}

//------------------------------------------------------------------------------
void vtkRandomPool::PopulateDataArray(