OpenMesh
OpenMesh/Core/IO/writer/OBJWriter.hh
00001 /*===========================================================================*\
00002  *                                                                           *
00003  *                               OpenMesh                                    *
00004  *      Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen      *
00005  *                           www.openmesh.org                                *
00006  *                                                                           *
00007  *---------------------------------------------------------------------------* 
00008  *  This file is part of OpenMesh.                                           *
00009  *                                                                           *
00010  *  OpenMesh is free software: you can redistribute it and/or modify         * 
00011  *  it under the terms of the GNU Lesser General Public License as           *
00012  *  published by the Free Software Foundation, either version 3 of           *
00013  *  the License, or (at your option) any later version with the              *
00014  *  following exceptions:                                                    *
00015  *                                                                           *
00016  *  If other files instantiate templates or use macros                       *
00017  *  or inline functions from this file, or you compile this file and         *
00018  *  link it with other files to produce an executable, this file does        *
00019  *  not by itself cause the resulting executable to be covered by the        *
00020  *  GNU Lesser General Public License. This exception does not however       *
00021  *  invalidate any other reasons why the executable file might be            *
00022  *  covered by the GNU Lesser General Public License.                        *
00023  *                                                                           *
00024  *  OpenMesh is distributed in the hope that it will be useful,              *
00025  *  but WITHOUT ANY WARRANTY; without even the implied warranty of           *
00026  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            *
00027  *  GNU Lesser General Public License for more details.                      *
00028  *                                                                           *
00029  *  You should have received a copy of the GNU LesserGeneral Public          *
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00031  *  see <http://www.gnu.org/licenses/>.                                      *
00032  *                                                                           *
00033 \*===========================================================================*/ 
00034 
00035 /*===========================================================================*\
00036  *                                                                           *             
00037  *   $Revision: 362 $                                                         *
00038  *   $Date: 2011-01-26 10:21:12 +0100 (Mi, 26 Jan 2011) $                   *
00039  *                                                                           *
00040 \*===========================================================================*/
00041 
00042 
00043 //=============================================================================
00044 //
00045 //  Implements an IOManager writer module for OBJ files
00046 //
00047 //=============================================================================
00048 
00049 
00050 #ifndef __OBJWRITER_HH__
00051 #define __OBJWRITER_HH__
00052 
00053 
00054 //=== INCLUDES ================================================================
00055 
00056 
00057 #include <string>
00058 #include <fstream>
00059 
00060 #include <OpenMesh/Core/System/config.h>
00061 #include <OpenMesh/Core/Utils/SingletonT.hh>
00062 #include <OpenMesh/Core/IO/exporter/BaseExporter.hh>
00063 #include <OpenMesh/Core/IO/writer/BaseWriter.hh>
00064 
00065 
00066 //== NAMESPACES ===============================================================
00067 
00068 
00069 namespace OpenMesh {
00070 namespace IO {
00071 
00072 
00073 //=== IMPLEMENTATION ==========================================================
00074 
00075 
00080 class _OBJWriter_ : public BaseWriter
00081 {
00082 public:
00083 
00084   _OBJWriter_();
00085 
00087   virtual ~_OBJWriter_() {};
00088 
00089   std::string get_description() const  { return "Alias/Wavefront"; }
00090   std::string get_extensions()  const  { return "obj"; }
00091 
00092   bool write(const std::string&, BaseExporter&, Options) const;
00093   
00094   bool write(std::ostream&, BaseExporter&, Options) const;
00095 
00096   size_t binary_size(BaseExporter&, Options) const { return 0; }
00097 
00098 private:
00099 
00100   mutable std::string path_;
00101   mutable std::string objName_;
00102 
00103   mutable std::vector< OpenMesh::Vec3f > material_;
00104   mutable std::vector< OpenMesh::Vec4f > materialA_;
00105 
00106   int getMaterial(OpenMesh::Vec3f _color) const;
00107 
00108   int getMaterial(OpenMesh::Vec4f _color) const;
00109 
00110   bool writeMaterial(std::ostream& _out, BaseExporter&, Options) const;
00111 
00112 
00113 };
00114 
00115 
00116 //== TYPE DEFINITION ==========================================================
00117 
00118 
00120 extern _OBJWriter_  __OBJWriterinstance;
00121 _OBJWriter_& OBJWriter();
00122 
00123 
00124 //=============================================================================
00125 } // namespace IO
00126 } // namespace OpenMesh
00127 //=============================================================================
00128 #endif
00129 //=============================================================================