daiConsts.h

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// Copyright (C) 2002-2019, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2019 by Open Design Alliance. 
//   All rights reserved.
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// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
 
#ifndef _DAI_CONSTS_H_
#define _DAI_CONSTS_H_
 
#include "daiPlatform.h"
#include "daiObjectId.h"
 
#define STL_USING_LIMITS
#include "OdaSTL.h"
 
namespace OdDAI
{
  namespace Consts
  {
 
//#ifdef HAS_MOVE_SEMANTICS
//# define USE_LIB_NAN
//#endif
 
//#ifdef __cplusplus 
//# if __cplusplus > 199711L
//#   define USE_LIB_NAN
//# endif
//#endif
 
#ifdef USE_LIB_NAN
  static const double OdNan = nan("");
  static const float OdNanf = nanf("");
#else
    static const double OdNan = nanIEEERealCreate<double>();
    static const float OdNanf = nanIEEERealCreate<float>();
#endif
 
    static const int OdIntUnset = std::numeric_limits<int>::max();
    static const char OdStringUnset[] = "\xff";
    static const size_t OdStringUnsetLength = strlen(OdStringUnset);
    static const OdDAIObjectId OdHandleUnset = OdDAIObjectId::kNull;
  }
}
 
#endif // _DAI_CONSTS_H_