Method Allocate

Common/Core/vtkBitArray.cxx:174–196

------------------------------------------------------------------------------ Allocate memory for this array. Delete old storage only if necessary.

//------------------------------------------------------------------------------
// Allocate memory for this array. Delete old storage only if necessary.
vtkTypeBool vtkBitArray::Allocate(vtkIdType sz, vtkIdType vtkNotUsed(ext))
{
  if (sz > this->Size)
  {
    if (this->DeleteFunction)
    {
      this->DeleteFunction(this->Array);
    }
    this->Size = (sz > 0 ? sz : 1);
    this->Array = new ValueType[(this->Size + 7) / 8];
    if (this->Array == nullptr)
    {
      vtkErrorMacro(<< "Cannot allocate memory\n");
      return 0;
    }
    this->DeleteFunction = ::operator delete[];
  }

  this->MaxId = -1;
  this->DataChanged();

  return 1;
}

//------------------------------------------------------------------------------
// Release storage and reset array to initial state.