/* -*-c++-*- */
/* osgEarth - Geospatial SDK for OpenSceneGraph
 * Copyright 2020 Pelican Mapping
 * http://osgearth.org
 *
 * osgEarth is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 */

/* -*-c++-*- 
 * Derived from osg/Export
 */
#pragma once

#if defined(_MSC_VER)
    #pragma warning( disable : 4244 )
    #pragma warning( disable : 4251 )
    #pragma warning( disable : 4267 )
    #pragma warning( disable : 4275 )
    #pragma warning( disable : 4290 )
    #pragma warning( disable : 4786 )
    #pragma warning( disable : 4305 )
    #pragma warning( disable : 4996 )
#endif

#if defined(_MSC_VER) || defined(__CYGWIN__) || defined(__MINGW32__) || defined( __BCPLUSPLUS__)  || defined( __MWERKS__)
    #  if defined( OSGEARTH_LIBRARY_STATIC )
    #    define OSGEARTH_EXPORT
    #  elif defined( OSGEARTH_LIBRARY )
    #    define OSGEARTH_EXPORT   __declspec(dllexport)
    #  else
    #    define OSGEARTH_EXPORT   __declspec(dllimport)
    #  endif
#else
    #  define OSGEARTH_EXPORT
#endif  

// package-portected indicator:
#define OSGEARTH_INTERNAL

// set up define for whether member templates are supported by VisualStudio compilers.
#ifdef _MSC_VER
# if (_MSC_VER >= 1300)
#  define __STL_MEMBER_TEMPLATES
# endif
#endif

/* Define NULL pointer value */

#ifndef NULL
    #ifdef  __cplusplus
        #define NULL    0
    #else
        #define NULL    ((void *)0)
    #endif
#endif

#ifndef OSG_MIN_VERSION_REQUIRED
    #define OSG_MIN_VERSION_REQUIRED(MAJOR, MINOR, PATCH) ((OPENSCENEGRAPH_MAJOR_VERSION>MAJOR) || (OPENSCENEGRAPH_MAJOR_VERSION==MAJOR && (OPENSCENEGRAPH_MINOR_VERSION>MINOR || (OPENSCENEGRAPH_MINOR_VERSION==MINOR && OPENSCENEGRAPH_PATCH_VERSION>=PATCH))))
#endif

#ifndef OSG_VERSION_LESS_THAN
    #define OSG_VERSION_LESS_THAN(MAJOR, MINOR, PATCH) ((OPENSCENEGRAPH_MAJOR_VERSION<MAJOR) || (OPENSCENEGRAPH_MAJOR_VERSION==MAJOR && (OPENSCENEGRAPH_MINOR_VERSION<MINOR || (OPENSCENEGRAPH_MINOR_VERSION==MINOR && OPENSCENEGRAPH_PATCH_VERSION<PATCH))))
#endif

#ifndef OSG_VERSION_LESS_OR_EQUAL
    #define OSG_VERSION_LESS_OR_EQUAL(MAJOR, MINOR, PATCH) ((OPENSCENEGRAPH_MAJOR_VERSION<MAJOR) || (OPENSCENEGRAPH_MAJOR_VERSION==MAJOR && (OPENSCENEGRAPH_MINOR_VERSION<MINOR || (OPENSCENEGRAPH_MINOR_VERSION==MINOR && OPENSCENEGRAPH_PATCH_VERSION<=PATCH))))
#endif

#ifndef OSG_VERSION_GREATER_THAN
    #define OSG_VERSION_GREATER_THAN(MAJOR, MINOR, PATCH) ((OPENSCENEGRAPH_MAJOR_VERSION>MAJOR) || (OPENSCENEGRAPH_MAJOR_VERSION==MAJOR && (OPENSCENEGRAPH_MINOR_VERSION>MINOR || (OPENSCENEGRAPH_MINOR_VERSION==MINOR && OPENSCENEGRAPH_PATCH_VERSION>PATCH))))
#endif

#ifndef OSG_VERSION_GREATER_OR_EQUAL
    #define OSG_VERSION_GREATER_OR_EQUAL(MAJOR, MINOR, PATCH) ((OPENSCENEGRAPH_MAJOR_VERSION>MAJOR) || (OPENSCENEGRAPH_MAJOR_VERSION==MAJOR && (OPENSCENEGRAPH_MINOR_VERSION>MINOR || (OPENSCENEGRAPH_MINOR_VERSION==MINOR && OPENSCENEGRAPH_PATCH_VERSION>=PATCH))))
#endif


/**
\namespace osgEarth
*/