First checkin for OpenMesh 2.0

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@2 fdac6126-5c0c-442c-9429-916003d36597

Core/IO/writer/OBJWriter.hh

@@ -0,0 +1,108 @@
+/*===========================================================================*\
+ *                                                                           *
+ *                               OpenMesh                                    *
+ *        Copyright (C) 2003 by Computer Graphics Group, RWTH Aachen         *
+ *                           www.openmesh.org                                *
+ *                                                                           *
+ *---------------------------------------------------------------------------* 
+ *                                                                           *
+ *                                License                                    *
+ *                                                                           *
+ *  This library 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, version 2.1.                            *
+ *                                                                           *
+ *  This library 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 library; if not, write to the Free Software      *
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                *
+ *                                                                           *
+\*===========================================================================*/
+
+
+//=============================================================================
+//
+//  Implements an IOManager writer module for OBJ files
+//
+//=============================================================================
+
+
+#ifndef __OBJWRITER_HH__
+#define __OBJWRITER_HH__
+
+
+//=== INCLUDES ================================================================
+
+
+#include <string>
+#include <fstream>
+
+#include <OpenMesh/Core/System/config.h>
+#include <OpenMesh/Core/Utils/SingletonT.hh>
+#include <OpenMesh/Core/IO/exporter/BaseExporter.hh>
+#include <OpenMesh/Core/IO/writer/BaseWriter.hh>
+
+
+//== NAMESPACES ===============================================================
+
+
+namespace OpenMesh {
+namespace IO {
+
+
+//=== IMPLEMENTATION ==========================================================
+
+
+/** 
+    This class defines the OBJ writer. This class is further singleton'ed
+    by SingletonT to OBJWriter.
+*/
+class _OBJWriter_ : public BaseWriter
+{
+public:
+
+  _OBJWriter_();
+
+  std::string get_description() const  { return "Alias/Wavefront"; }
+  std::string get_extensions()  const  { return "obj"; }
+
+  bool write(const std::string&, BaseExporter&, Options) const;
+
+  size_t binary_size(BaseExporter&, Options) const { return 0; }
+
+private:
+
+  mutable std::string path_;
+  mutable std::string objName_;
+
+  mutable std::vector< OpenMesh::Vec3f > material_;
+  mutable std::vector< OpenMesh::Vec4f > materialA_;
+
+  int getMaterial(OpenMesh::Vec3f _color) const;
+
+  int getMaterial(OpenMesh::Vec4f _color) const;
+
+  bool writeMaterial(std::fstream& _out, BaseExporter&, Options) const;
+
+  bool write(std::fstream& _out, BaseExporter&, Options) const;
+};
+
+
+//== TYPE DEFINITION ==========================================================
+
+
+/// Declare the single entity of the OBJ writer
+extern _OBJWriter_  __OBJWriterinstance;
+_OBJWriter_& OBJWriter();
+
+
+//=============================================================================
+} // namespace IO
+} // namespace OpenMesh
+//=============================================================================
+#endif
+//=============================================================================