Mercator
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00001 // This file may be redistributed and modified only under the terms of 00002 // the GNU General Public License (See COPYING for details). 00003 // Copyright (C) 2003 Alistair Riddoch 00004 00005 #ifndef MERCATOR_IROUND_H 00006 #define MERCATOR_IROUND_H 00007 00008 //MSVC 11.0 doesn't support std::lround so we'll use boost. When MSVC gains support for std::lround this could be removed. 00009 #ifdef _MSC_VER 00010 #include <boost/math/special_functions/round.hpp> 00011 #define I_ROUND(_x) (boost::math::lround(_x)) 00012 #else 00013 #include <cmath> 00014 #define I_ROUND(_x) (std::lround(_x)) 00015 #endif 00016 00017 #endif // MERCATOR_IROUND_H