H3DApi.h

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//    Copyright 2004, SenseGraphics AB
//
//    This file is part of H3D API.
//
//    H3D API is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//    H3D API is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with H3D API; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//    A commercial license is also available. Please contact us at 
//    www.sensegraphics.com for more information.
//
//
//


#ifndef __H3DApi_H__
#define __H3DApi_H__

#define HAVE_OPENHAPTICS

#define USE_HAPTICS

#define HAVE_OPENAL

#define HAVE_LIBVORBIS

#define HAVE_LIBAUDIOFILE

#define HAVE_CG

#define HAVE_FTGL

#define HAVE_FREETYPE

#ifdef WIN32
#define HAVE_3DXWARE
#endif

#define HAVE_PYTHON

#define HAVE_FREEIMAGE

#define HAVE_LIBCURL

#ifdef WIN32
#define HAVE_DSHOW
#endif

#define HAVE_DHDAPI

//#define HAVE_HAPTIK

// The following ifdef block is the standard way of creating macros
// which make exporting from a DLL simpler. All files within this DLL
// are compiled with the H3DAPI_EXPORTS symbol defined on the command
// line. this symbol should not be defined on any project that uses
// this DLL. This way any other project whose source files include
// this file see H3DAPI_API functions as being imported from a DLL,
// whereas this DLL sees symbols defined with this macro as being
// exported.
#ifdef WIN32
#include <windows.h>
#ifdef H3DAPI_EXPORTS
#define H3DAPI_API __declspec(dllexport)
#else
#define H3DAPI_API __declspec(dllimport)
#endif
#ifdef _MSC_VER
// disable dll-interface warnings for stl-exports 
#pragma warning( disable: 4251 )
#endif


#endif

#if defined(__APPLE__) && defined(__MACH__)
#define MACOSX
#define H3DAPI_API
#define HAVE_SYS_TIME_H
#endif

#if defined(__linux)
#define LINUX
#define H3DAPI_API 
#define HAVE_SYS_TIME_H
#endif


namespace H3D {
  inline bool isLittleEndian() {
    union probe{ 
      unsigned int num;
      unsigned char bytes[sizeof(unsigned int)];
    };
    //initialize first member of p with unsigned 1
    probe p = { 1U };
    // in a big endian architecture, p.bytes[0] equals 0  
    bool little_endian = (p.bytes[0] == 1U); 
    return little_endian;
  }
}

#endif

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