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/*=========================================================================
Program: Visualization Toolkit
Module: vtkTimeStamp.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkTimeStamp.h"
#include "vtkObjectFactory.h"
#include "vtkWindows.h"
// We use the Schwarz Counter idiom to make sure that GlobalTimeStamp
// is initialized before any other class uses it.
#include "vtkAtomicTypes.h"
//-------------------------------------------------------------------------
vtkTimeStamp* vtkTimeStamp::New()
{
// If the factory was unable to create the object, then create it here.
return new vtkTimeStamp;
}
//-------------------------------------------------------------------------
void vtkTimeStamp::Modified()
{
#if VTK_SIZEOF_VOID_P == 8
static vtkAtomicUInt64 GlobalTimeStamp(0);
#else
static vtkAtomicUInt32 GlobalTimeStamp(0);
#endif
this->ModifiedTime = (vtkMTimeType)++GlobalTimeStamp;
}
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