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221 lines
6.5 KiB
221 lines
6.5 KiB
/**************************************************************************** |
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* VCGLib o o * |
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* Visual and Computer Graphics Library o o * |
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* _ O _ * |
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* Copyright(C) 2004-2016 \/)\/ * |
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* Visual Computing Lab /\/| * |
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* ISTI - Italian National Research Council | * |
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* \ * |
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* All rights reserved. * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) 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 (http://www.gnu.org/licenses/gpl.txt) * |
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* for more details. * |
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* * |
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****************************************************************************/ |
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/**************************************************************************** |
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History |
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$Log: not supported by cvs2svn $ |
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Revision 1.11 2006/03/29 09:27:07 cignoni |
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Added managemnt of non critical errors |
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Revision 1.10 2006/03/29 08:16:31 corsini |
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Minor change in LoadMask |
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Revision 1.9 2006/03/27 07:17:49 cignoni |
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Added generic LoadMask |
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Revision 1.8 2006/03/07 13:19:29 cignoni |
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First Release with OBJ import support |
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Revision 1.7 2006/02/28 14:50:00 corsini |
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Fix comments |
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Revision 1.6 2006/02/10 16:14:53 corsini |
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Fix typo |
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Revision 1.5 2006/02/10 08:14:32 cignoni |
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Refactored import. No more duplicated code |
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Revision 1.4 2006/02/09 16:04:45 corsini |
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Expose load mask |
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Revision 1.3 2006/01/11 10:37:45 cignoni |
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Added use of Callback |
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Revision 1.2 2005/01/26 22:43:19 cignoni |
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Add std:: to stl containers |
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Revision 1.1 2004/11/29 08:12:10 cignoni |
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Initial Update |
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****************************************************************************/ |
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#ifndef __VCGLIB_IMPORT |
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#define __VCGLIB_IMPORT |
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#include <wrap/io_trimesh/import_obj.h> |
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#include <wrap/io_trimesh/import_ply.h> |
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#include <wrap/io_trimesh/import_stl.h> |
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#include <wrap/io_trimesh/import_off.h> |
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#include <wrap/io_trimesh/import_vmi.h> |
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#include <locale> |
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namespace vcg { |
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namespace tri { |
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namespace io { |
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/** |
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This class encapsulate a filter for automatically importing meshes by guessing |
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the right filter according to the extension |
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*/ |
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template <class OpenMeshType> |
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class Importer |
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{ |
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private: |
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enum KnownTypes { KT_UNKNOWN, KT_PLY, KT_STL, KT_OFF, KT_OBJ, KT_VMI }; |
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static int &LastType() |
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{ |
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static int lastType= KT_UNKNOWN; |
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return lastType; |
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} |
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public: |
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enum ImporterError { |
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E_NOERROR =0 // No error =0 is the standard for ALL the imported files. |
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}; |
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// simple aux function that returns true if a given file has a given extesnion |
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static bool FileExtension(std::string filename, std::string extension) |
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{ |
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std::transform(filename.begin(), filename.end(), filename.begin(), ::tolower); |
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std::transform(extension.begin(), extension.end(), extension.begin(), ::tolower); |
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std::string end=filename.substr(filename.length()-extension.length(),extension.length()); |
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return end==extension; |
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} |
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// Open Mesh, returns 0 on success. |
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static int Open(OpenMeshType &m, const char *filename, CallBackPos *cb=0) |
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{ |
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int dummymask = 0; |
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return Open(m,filename,dummymask,cb); |
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} |
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/// Open Mesh and fills the load mask (the load mask must be initialized first); returns 0 on success. |
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static int Open(OpenMeshType &m, const char *filename, int &loadmask, CallBackPos *cb=0) |
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{ |
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int err; |
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if (strlen(filename) < 3) |
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{ |
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err = -1; |
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LastType()=KT_UNKNOWN; |
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} |
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else if(FileExtension(filename,"ply")) |
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{ |
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err = ImporterPLY<OpenMeshType>::Open(m, filename, loadmask, cb); |
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LastType()=KT_PLY; |
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} |
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else if(FileExtension(filename,"stl")) |
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{ |
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err = ImporterSTL<OpenMeshType>::Open(m, filename, loadmask, cb); |
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LastType()=KT_STL; |
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} |
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else if(FileExtension(filename,"off")) |
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{ |
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err = ImporterOFF<OpenMeshType>::Open(m, filename, loadmask, cb); |
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LastType()=KT_OFF; |
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} |
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else if(FileExtension(filename,"obj")) |
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{ |
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err = ImporterOBJ<OpenMeshType>::Open(m, filename, loadmask, cb); |
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LastType()=KT_OBJ; |
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} |
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else if(FileExtension(filename,"vmi")) |
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{ |
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err = ImporterVMI<OpenMeshType>::Open(m, filename, loadmask, cb); |
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LastType()=KT_VMI; |
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} |
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else { |
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err=1; |
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LastType()=KT_UNKNOWN; |
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} |
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return err; |
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} |
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static bool ErrorCritical(int error) |
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{ |
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switch(LastType()) |
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{ |
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case KT_PLY : return ImporterPLY<OpenMeshType>::ErrorCritical(error); break; |
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case KT_STL : return (error>0); break; |
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case KT_OFF : return (error>0); break; |
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case KT_OBJ : return ImporterOBJ<OpenMeshType>::ErrorCritical(error); break; |
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} |
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return true; |
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} |
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static const char *ErrorMsg(int error) |
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{ |
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switch(LastType()) |
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{ |
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case KT_PLY : return ImporterPLY<OpenMeshType>::ErrorMsg(error); break; |
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case KT_STL : return ImporterSTL<OpenMeshType>::ErrorMsg(error); break; |
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case KT_OFF : return ImporterOFF<OpenMeshType>::ErrorMsg(error); break; |
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case KT_OBJ : return ImporterOBJ<OpenMeshType>::ErrorMsg(error); break; |
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case KT_VMI : return ImporterVMI<OpenMeshType>::ErrorMsg(error); break; |
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} |
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return "Unknown type"; |
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} |
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static bool LoadMask(const char * filename, int &mask) |
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{ |
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bool err; |
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if(FileExtension(filename,"ply")) |
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{ |
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err = ImporterPLY<OpenMeshType>::LoadMask(filename, mask); |
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LastType()=KT_PLY; |
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} |
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else if(FileExtension(filename,"stl")) |
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{ |
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mask = Mask::IOM_VERTCOORD | Mask::IOM_FACEINDEX; |
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err = true; |
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LastType()=KT_STL; |
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} |
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else if(FileExtension(filename,"off")) |
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{ |
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mask = Mask::IOM_VERTCOORD | Mask::IOM_FACEINDEX; |
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err = ImporterOFF<OpenMeshType>::LoadMask(filename, mask); |
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LastType()=KT_OFF; |
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} |
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else if(FileExtension(filename,"obj")) |
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{ |
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err = ImporterOBJ<OpenMeshType>::LoadMask(filename, mask); |
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LastType()=KT_OBJ; |
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} |
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else |
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{ |
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err = false; |
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LastType()=KT_UNKNOWN; |
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} |
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return err; |
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} |
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}; // end class |
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} // end Namespace tri |
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} // end Namespace io |
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} // end Namespace vcg |
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#endif
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