6fea24fb86
git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@58 fdac6126-5c0c-442c-9429-916003d36597
135 lines
4.7 KiB
C++
135 lines
4.7 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: 1800 $
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// $Date: 2008-05-19 11:51:23 +0200 (Mo, 19. Mai 2008) $
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//
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//=============================================================================
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#ifdef _MSC_VER
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# pragma warning(disable: 4267 4311)
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#endif
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#include <iostream>
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#include <fstream>
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#include <getopt.h>
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#include <qapplication.h>
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#include <qmessagebox.h>
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#include <OpenMesh/Apps/QtViewer/MeshViewerWidgetT.hh>
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#include <OpenMesh/Tools/Kernel_OSG/TriMesh_OSGArrayKernelT.hh>
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struct MyTraits : public OpenMesh::Kernel_OSG::Traits
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{
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VertexAttributes(OpenMesh::Attributes::Normal |
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OpenMesh::Attributes::TexCoord );
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HalfedgeAttributes(OpenMesh::Attributes::PrevHalfedge);
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FaceAttributes(OpenMesh::Attributes::Normal);
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};
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typedef OpenMesh::Kernel_OSG::TriMesh_OSGArrayKernelT<MyTraits> MyMesh;
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typedef MeshViewerWidgetT<MyMesh> MeshViewerWidget;
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void usage_and_exit(int xcode);
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int main(int argc, char **argv)
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{
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osg::osgInit(argc, argv);
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// OpenGL check
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QApplication::setColorSpec( QApplication::CustomColor );
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QApplication app(argc,argv);
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if ( !QGLFormat::hasOpenGL() ) {
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QString msg = "System has no OpenGL support!";
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QMessageBox::critical( NULL, "OpenGL", msg + argv[1], 0 );
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return -1;
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}
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int c;
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OpenMesh::IO::Options opt;
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while ( (c=getopt(argc,argv,"s"))!=-1 )
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{
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switch(c)
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{
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case 's': opt += OpenMesh::IO::Options::Swap; break;
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case 'h':
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usage_and_exit(0);
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default:
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usage_and_exit(1);
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}
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}
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// create widget
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MeshViewerWidget* w = new MeshViewerWidget(0, "Viewer");
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app.setMainWidget(w);
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// static mesh, hence use strips
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w->enable_strips();
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w->resize(400, 400);
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w->show();
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// load scene
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if ( optind < argc )
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{
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if ( ! w->open_mesh(argv[optind], opt) )
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{
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QString msg = "Cannot read mesh from file:\n '";
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msg += argv[optind];
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msg += "'";
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QMessageBox::critical( NULL, w->caption(), msg, 0 );
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return 1;
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}
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}
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if ( ++optind < argc )
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{
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if ( ! w->open_texture( argv[optind] ) )
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{
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QString msg = "Cannot load texture image from file:\n '";
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msg += argv[optind];
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msg += "'\n\nPossible reasons:\n";
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msg += "- Mesh file didn't provide texture coordinates\n";
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msg += "- Texture file does not exist\n";
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msg += "- Texture file is not accessible.\n";
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QMessageBox::warning( NULL, w->caption(), msg, 0 );
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}
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}
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return app.exec();
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}
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void usage_and_exit(int xcode)
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{
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std::cout << "Usage: meshviewer [-s] [mesh] [texture]\n" << std::endl;
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std::cout << "Options:\n"
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<< " -s\n"
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<< " Reverse byte order, when reading binary files.\n"
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<< std::endl;
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exit(xcode);
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}
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