3996aade01
git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@83 fdac6126-5c0c-442c-9429-916003d36597
119 lines
4.5 KiB
C++
119 lines
4.5 KiB
C++
//=============================================================================
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//
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// OpenMesh
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// Copyright (C) 2003 by Computer Graphics Group, RWTH Aachen
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// www.openmesh.org
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//
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//-----------------------------------------------------------------------------
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//
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// License
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//
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// This library is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published
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// by the Free Software Foundation, version 2.1.
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//
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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//-----------------------------------------------------------------------------
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//
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// $Revision$
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// $Date$
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//
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//=============================================================================
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//=============================================================================
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//
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// Helper Functions for binary reading / writing
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//
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//=============================================================================
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#ifndef OPENMESH_SR_BINARY_HH
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#define OPENMESH_SR_BINARY_HH
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//== INCLUDES =================================================================
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#include <OpenMesh/Core/System/config.h>
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// -------------------- STL
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#include <typeinfo>
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#include <stdexcept>
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#include <sstream>
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#include <numeric> // accumulate
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// -------------------- OpenMesh
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//== NAMESPACES ===============================================================
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namespace OpenMesh {
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namespace IO {
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//=============================================================================
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//-----------------------------------------------------------------------------
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const static size_t UnknownSize(size_t(-1));
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//-----------------------------------------------------------------------------
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// struct binary, helper for storing/restoring
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#define X \
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std::ostringstream msg; \
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msg << "Type not supported: " << typeid(value_type).name(); \
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throw std::logic_error(msg.str())
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/// \struct binary SR_binary.hh <OpenMesh/Core/IO/SR_binary.hh>
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///
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/// The struct defines how to store and restore the type T.
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/// It's used by the OM reader/writer modules.
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///
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/// The following specialization are provided:
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/// - Fundamental types except \c long \c double
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/// - %OpenMesh vector types
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/// - %OpenMesh::StatusInfo
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/// - std::string (max. length 65535)
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///
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/// \todo Complete documentation of members
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template < typename T > struct binary
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{
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typedef T value_type;
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static const bool is_streamable = false;
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static size_t size_of(void) { return UnknownSize; }
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static size_t size_of(const value_type&) { return UnknownSize; }
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static
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size_t store( std::ostream& /* _os */,
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const value_type& /* _v */,
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bool /* _swap=false */)
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{ X; return 0; }
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static
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size_t restore( std::istream& /* _is */,
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value_type& /* _v */,
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bool /* _swap=false */)
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{ X; return 0; }
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};
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#undef X
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//=============================================================================
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} // namespace IO
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} // namespace OpenMesh
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//=============================================================================
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#endif // OPENMESH_SR_RBO_HH defined
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//=============================================================================
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