vcglib/apps/sample/trimesh_selfintersection/trimesh_selfintersection.cpp

67 lines
3.1 KiB
C++

/****************************************************************************
* VCGLib o o *
* Visual and Computer Graphics Library o o *
* _ O _ *
* Copyright(C) 2004-2012 \/)\/ *
* Visual Computing Lab /\/| *
* ISTI - Italian National Research Council | *
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* All rights reserved. *
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* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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 General Public License (http://www.gnu.org/licenses/gpl.txt) *
* for more details. *
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****************************************************************************/
/*! \file trimesh_normal.cpp
\ingroup code_sample
\brief An example of all the methods for computing normals over a mesh.
*/
#include<vcg/complex/complex.h>
#include<wrap/io_trimesh/import_ply.h>
#include<vcg/complex/algorithms/clean.h>
#include<vcg/complex/algorithms/update/bounding.h>
using namespace vcg;
using namespace std;
class MyEdge;
class MyFace;
class MyVertex;
struct MyUsedTypes : public UsedTypes< Use<MyVertex> ::AsVertexType,
Use<MyEdge> ::AsEdgeType,
Use<MyFace> ::AsFaceType>{};
class MyVertex : public Vertex<MyUsedTypes, vertex::Coord3f, vertex::Normal3f, vertex::BitFlags >{};
class MyFace : public Face< MyUsedTypes, face::Mark, face::VertexRef, face::Normal3f, face::BitFlags > {};
class MyEdge : public Edge<MyUsedTypes>{};
class MyMesh : public tri::TriMesh< vector<MyVertex>, vector<MyFace> , vector<MyEdge> > {};
int main( int argc, char **argv )
{
MyMesh m;
if(tri::io::ImporterPLY<MyMesh>::Open(m,"../../meshes/SelfIntersection2.ply")!=0)
{
printf("Error reading file %s\n",argv[1]);
exit(0);
}
std::vector<MyFace *> retVec;
tri::UpdateNormal<MyMesh>::PerVertexNormalizedPerFaceNormalized(m);
tri::UpdateBounding<MyMesh>::Box(m);
tri::Clean<MyMesh>::SelfIntersections(m, retVec);
printf("Mesh has %i selfintersecting faces\n",retVec.size());
return 0;
}