58 lines
2.2 KiB
C++
58 lines
2.2 KiB
C++
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/* This file is part of Mapnik (c++ mapping toolkit)
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* Copyright (C) 2005 Artem Pavlenko
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*
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* Mapnik is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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//$Id$
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#ifndef GLOBAL_HPP
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#define GLOBAL_HPP
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#include <boost/cstdint.hpp>
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namespace mapnik
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{
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using namespace boost;
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#define int2net(A) (int32_t) (((uint32_t) ((uint8_t) (A)[1])) |\
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(((uint32_t) ((uint8_t) (A)[0])) << 8))
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#define int4net(A) (int32_t) (((uint32_t) ((uint8_t) (A)[3])) |\
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(((uint32_t) ((uint8_t) (A)[2])) << 8) |\
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(((uint32_t) ((uint8_t) (A)[1])) << 16) |\
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(((uint32_t) ((uint8_t) (A)[0])) << 24))
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typedef char byte;
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#define float8net(V,M) do { double def_temp;\
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((byte*) &def_temp)[0]=(M)[7];\
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((byte*) &def_temp)[1]=(M)[6];\
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((byte*) &def_temp)[2]=(M)[5];\
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((byte*) &def_temp)[3]=(M)[4];\
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((byte*) &def_temp)[4]=(M)[3];\
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((byte*) &def_temp)[5]=(M)[2];\
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((byte*) &def_temp)[6]=(M)[1];\
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((byte*) &def_temp)[7]=(M)[0];\
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(V) = def_temp; } while(0)
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#define float4net(V,M) do { float def_temp;\
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((byte*) &def_temp)[0]=(M)[3];\
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((byte*) &def_temp)[1]=(M)[2];\
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((byte*) &def_temp)[2]=(M)[1];\
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((byte*) &def_temp)[3]=(M)[0];\
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(V)=def_temp; } while(0)
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}
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#endif //GLOBAL_HPP
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