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/****************************************************************************
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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 \/)\/ *
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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 1.8 2005/02/15 12:26:06 rita_borgo
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Minor changes to self-intersection
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Revision 1.7 2005/02/07 15:44:31 rita_borgo
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Fixed Color and Volume
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Revision 1.6 2005/02/01 17:37:53 rita_borgo
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Fixed Volume and Color
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Revision 1.5 2005/01/18 16:33:12 rita_borgo
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Added OFF file Option
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Revision 1.4 2005/01/17 18:19:00 rita_borgo
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Added new routines.
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Self-intersection first release
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Revision 1.2 2005/01/03 16:13:09 rita_borgo
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Added Standard comments
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****************************************************************************/
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#include <vector>
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#include <string>
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#include <stack>
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using namespace std;
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#include<vcg/simplex/vertex/vertex.h>
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#include<vcg/simplex/face/with/afav.h>
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#include<vcg/simplex/face/topology.h>
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#include<vcg/simplex/face/pos.h> // mi sembra di averlo aggiunto!
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#include<vcg/complex/trimesh/base.h>
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#include<vcg/complex/trimesh/update/topology.h>
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#include <vcg/complex/trimesh/update/edges.h>
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#include <vcg/complex/trimesh/update/bounding.h>
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#include <vcg/complex/trimesh/clean.h>
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#include <vcg/space/intersection/triangle_triangle3.h>
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#include <vcg/math/histogram.h>
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#include <wrap/io_trimesh/import.h>
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#include <wrap/io_trimesh/export_ply.h>
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// loader
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#include<wrap/io_trimesh/import_ply.h>
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#include "defs.h"
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using namespace vcg;
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using namespace tri;
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using namespace face;
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class MyFace;
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class MyEdge;
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class MyVertex:public Vertex<float,MyEdge,MyFace>{};
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class MyFace :public FaceAFAV<MyVertex,MyEdge,MyFace>{};
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class MyMesh: public tri::TriMesh< std::vector<MyVertex>, std::vector<MyFace > >{};
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void OpenMesh(const char *filename, MyMesh &m)
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{
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int err = tri::io::Importer<MyMesh>::Open(m,filename);
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if(err) {
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printf("Error in reading %s: '%s'\n",filename,tri::io::Importer<MyMesh>::ErrorMsg(err));
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exit(-1);
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}
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printf("read mesh `%s'\n", filename);
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}
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inline char* GetExtension(char* filename)
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{
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int i;
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for(i=strlen(filename)-1; i >= 0; i--)
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if(filename[i] == '.')
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break;
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if(i > 0)
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return &(filename[i+1]);
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else
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return NULL;
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}
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typedef MyMesh::VertexPointer VertexPointer;
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typedef MyMesh::VertexIterator VertexIterator;
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/* classe di confronto per l'algoritmo di individuazione vertici duplicati*/
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template <class VertexIterator>
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class DuplicateVert_Compare{
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public:
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inline bool operator() (VertexIterator a, VertexIterator b)
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{
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return *a < *b;
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}
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};
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static int DuplicateVertex( MyMesh & m ) // V1.0
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{
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if(m.vert.size()==0 || m.vn==0)
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return 0;
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std::map<VertexPointer, VertexPointer> mp;
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int i,j;
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VertexIterator vi;
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int deleted=0;
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int k=0;
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int num_vert = m.vert.size();
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vector<VertexPointer> perm(num_vert);
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for(vi=m.vert.begin(); vi!=m.vert.end(); ++vi, ++k)
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perm[k] = &(*vi);
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DuplicateVert_Compare<VertexPointer> c_obj;
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std::sort(perm.begin(),perm.end(),c_obj);
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j = 0;
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i = j;
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mp[perm[i]] = perm[j];
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++i;
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for(;i!=num_vert;)
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{
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if( (! (*perm[i]).IsD()) &&
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(! (*perm[j]).IsD()) &&
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(*perm[i]).P() == (*perm[j]).cP() )
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{
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VertexPointer t = perm[i];
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mp[perm[i]] = perm[j];
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++i;
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(*t).SetD();
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deleted++;
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}
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else
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{
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j = i;
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++i;
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}
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}
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return deleted;
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}
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int main(int argc,char ** argv)
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{
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MyMesh m;
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bool DEBUG = false;
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//load the mesh
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//argv[1]=(char*)"c:\\checkup\\debug\\column1m.ply";
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//argv[1] = "C:\\sf\\apps\\msvc\\trimeshinfo\\Release\\prism.off";
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//argv[1] = "C:\\sf\\apps\\msvc\\trimeshinfo\\Release\\prova1.ply";
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// print program info
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printf("-------------------------------\n"
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" TriMeshInfo V.1.01 \n"
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" http://vcg.isti.cnr.it\n"
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" release date: "__DATE__"\n"
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"-------------------------------\n\n");
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if(DEBUG)
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argv[1] = "C:\\sf\\apps\\msvc\\trimeshinfo\\Release\\cube1.stl";
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else
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{
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// load input meshes.
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if(argc <= 1)
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{
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printf(MSG_ERR_N_ARGS);
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exit(-1);
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}
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}
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OpenMesh(argv[1],m);
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FILE * index;
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index = fopen((string(argv[1])+string("2.html")).c_str(),"w");
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fprintf(index,"<p>Mesh info: %s </p>\n\n\n", argv[1]);
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fprintf(index,"<p>GENERAL INFO </p>\n\n");
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fprintf(index,"<p>Number of vertices: %d </p>\n", m.vn);
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fprintf(index,"<p>Number of faces: %d </p>\n", m.fn);
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printf("Mesh info:\n");
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printf(" M: '%s'\n\t Number of vertices: %d \n", argv[1], m.vn);
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printf("\t Number of faces: %d \n", m.fn);
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if(m.HasPerFaceColor()||m.HasPerVertexColor())
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{
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Color4b Color=m.C();
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fprintf(index, "<p>Object color(4b): %i %i %i </p>\n\n", Color[0], Color[1], Color[2]);
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printf( "\t Object color(4b): %i %i %i \n", Color[0], Color[1], Color[2]);
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}
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vcg::tri::UpdateTopology<MyMesh>::FaceFace(m);
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// IS MANIFOLD
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MyMesh::FaceIterator f;
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MyMesh::FaceIterator g;
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vcg::face::Pos<MyMesh::FaceType> he;
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vcg::face::Pos<MyMesh::FaceType> hei;
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int j;
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bool Manifold = true;
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MyMesh::FaceIterator prova;
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prova = m.face.end();
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for(f=m.face.begin();f!=m.face.end();++f)
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{
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for (j=0;j<3;++j)
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{
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if(!IsManifold(*f,j))
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{
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Manifold = false;
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f= m.face.end();
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--f;
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j=3;
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}
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}
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}
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if (!Manifold)
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{
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fprintf(index, "<p> Manifold: NO </p>");
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printf( "\t Manifold: NO\n");
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}
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else
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{
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fprintf(index, "<p> Manifold: YES </p>");
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printf( "\t Manifold: YES\n ");
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}
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// COUNT EDGES
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MyMesh::FaceIterator fi;
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int count_e = 0;
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bool counted=false;
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for(fi=m.face.begin();fi!=m.face.end();++fi)
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(*fi).ClearS();
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for(fi=m.face.begin();fi!=m.face.end();++fi)
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{
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(*fi).SetS();
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count_e +=3;
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for(int i=0; i<3; ++i)
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{
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if (IsManifold(*fi,i))
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{
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if((*fi).FFp(i)->IsS())
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count_e--;
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}
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else
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{
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hei.Set(&(*fi), i , fi->V(i));
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he=hei;
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he.NextF();
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while (he.f!=hei.f)
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{
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if (he.f->IsS())
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{
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counted=true;
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break;
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}
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else
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{
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he.NextF();
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}
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}
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if (counted)
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{
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count_e--;
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counted=false;
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}
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}
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}
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}
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fprintf(index, "<p>Number of edges: %d </p>\n", count_e);
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printf("\t Number of edges: %d \n", count_e);
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// DA QUI IN POI!!!
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// DEGENERATED FACES
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int count_fd = 0;
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for(fi=m.face.begin(); fi!=m.face.end();++fi)
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if((*fi).Area() == 0)
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count_fd++;
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fprintf(index, "<p>Number of degenerated faces: %d </p>\n", count_fd);
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printf("\t Number of degenerated faces: %d \n", count_fd);
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// UNREFERENCED VERTEX
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int count_uv = 0;
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MyMesh::VertexIterator v;
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for(v=m.vert.begin();v!=m.vert.end();++v)
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(*v).ClearV();
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for(f=m.face.begin();f!=m.face.end();++f)
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for(j=0;j<3;++j)
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(*f).V(j)->SetV();
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for(v=m.vert.begin();v!=m.vert.end();++v)
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if( !(*v).IsV() )
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++count_uv;
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fprintf(index,"<p>Number of unreferenced vertices: %d</p>\n",count_uv);
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printf("\t Number of unreferenced vertices: %d\n",count_uv);
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// HOLES COUNT
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for(f=m.face.begin();f!=m.face.end();++f)
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(*f).ClearS();
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g=m.face.begin(); f=g;
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|
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int BEdges=0; int numholes=0;
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|
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if (Manifold)
|
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{
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for(f=g;f!=m.face.end();++f)
|
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{
|
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if(!(*f).IsS())
|
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{
|
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for(j=0;j<3;j++)
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{
|
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if ((*f).IsBorder(j))
|
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{
|
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BEdges++;
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if(!(IsManifold(*f,j)))
|
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{
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(*f).SetS();
|
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hei.Set(&(*f),j,f->V(j));
|
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he=hei;
|
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do
|
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{
|
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he.NextB();
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he.f->SetS();
|
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// BEdges++;
|
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}
|
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while (he.f!=hei.f);
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//BEdges--;
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numholes++;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
for(f=g;f!=m.face.end();++f)
|
||||
{
|
||||
for(j=0;j<3;j++)
|
||||
{
|
||||
if ((*f).IsBorder(j))
|
||||
{
|
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BEdges++;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
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if (Manifold)
|
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{
|
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fprintf(index, "<p> Number of holes: %d </p> \n <p> Number of border edges: %d </p>", numholes, BEdges);
|
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printf("\t Number of holes: %d \n", numholes);
|
||||
printf("\t Number of border edges: %d\n", BEdges);
|
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}
|
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else
|
||||
{
|
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fprintf(index, "<p> Number of border edges: %d </p>", BEdges);
|
||||
printf("\t Number of border edges: %d\n", BEdges);
|
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}
|
||||
|
||||
// Mesh Volume
|
||||
if((m.Volume()>0.)&&(Manifold)&&(numholes==0))
|
||||
{
|
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fprintf(index,"<p>Volume: %d </p>\n", m.Volume());
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||||
printf("\t Volume: %f \n", m.Volume());
|
||||
}
|
||||
|
||||
|
||||
// CONNECTED COMPONENTS
|
||||
|
||||
|
||||
for(f=m.face.begin();f!=m.face.end();++f)
|
||||
(*f).ClearS();
|
||||
int CountComp=0;
|
||||
stack<MyMesh::FacePointer> sf;
|
||||
MyMesh::FacePointer l,gf;
|
||||
gf=&*m.face.begin();
|
||||
for(f=m.face.begin();f!=m.face.end();++f)
|
||||
{
|
||||
if (!(*f).IsS())
|
||||
{
|
||||
(*f).SetS();
|
||||
sf.push(&*f);
|
||||
while (!sf.empty())
|
||||
{
|
||||
gf=sf.top();
|
||||
he.Set(gf,0,gf->V(0));
|
||||
sf.pop();
|
||||
for(j=0;j<3;++j)
|
||||
if( !(*gf).IsBorder(j) )
|
||||
{
|
||||
l=he.f->FFp(j);
|
||||
if( !(*l).IsS() )
|
||||
{
|
||||
(*l).SetS();
|
||||
sf.push(l);
|
||||
}
|
||||
}
|
||||
}
|
||||
CountComp++;
|
||||
}
|
||||
}
|
||||
fprintf(index, "<p> Number of connected components: %d </p>", CountComp);
|
||||
printf("\t Number of connected components: %d\n", CountComp);
|
||||
|
||||
if(CountComp ==1)
|
||||
{
|
||||
int eulero; //v-e+f
|
||||
eulero = (m.vn-count_uv)- (count_e+BEdges)+m.fn;
|
||||
if(Manifold)
|
||||
{
|
||||
int genus = (2-eulero)>>1;
|
||||
fprintf(index, "<p> Genus: %d </p> \n ", genus);
|
||||
printf( "\t Genus: %d \n", genus);
|
||||
}
|
||||
}
|
||||
// REGULARITY
|
||||
|
||||
bool Regular=true;
|
||||
bool Semiregular=true;
|
||||
int inc=0;
|
||||
for(v=m.vert.begin();v!=m.vert.end();++v)
|
||||
(*v).ClearS();
|
||||
for(f=m.face.begin();f!=m.face.end();++f)
|
||||
{
|
||||
for (j=0; j<3; j++)
|
||||
{
|
||||
he.Set(&(*f),j,f->V(j));
|
||||
if (!(*f).IsBorder(j) && !(*f).IsBorder((j+2)%3) && !f->V(j)->IsS())
|
||||
{
|
||||
hei=he;
|
||||
inc=1;
|
||||
he.FlipE();
|
||||
he.NextF();
|
||||
while (he.f!=hei.f)
|
||||
{
|
||||
he.FlipE();
|
||||
if (he.IsBorder())
|
||||
{
|
||||
inc=6;
|
||||
break;
|
||||
}
|
||||
he.NextF();
|
||||
inc++;
|
||||
}
|
||||
if (inc!=6)
|
||||
Regular=false;
|
||||
if (inc!=6 && inc!=5)
|
||||
Semiregular=false;
|
||||
f->V(j)->SetS();
|
||||
|
||||
}
|
||||
else
|
||||
f->V(j)->SetS();
|
||||
}
|
||||
if (Semiregular==false)
|
||||
break;
|
||||
|
||||
}
|
||||
|
||||
if (Regular)
|
||||
{
|
||||
fprintf(index, "<p> Type of Mesh: REGULAR</p>");
|
||||
printf("\t Type of Mesh: REGULAR\n");
|
||||
}
|
||||
else if (Semiregular)
|
||||
{
|
||||
fprintf(index, "<p> Type of Mesh: SEMIREGULAR</p>");
|
||||
printf("\t Type of Mesh: SEMIREGULAR\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
fprintf(index, "<p> Type of Mesh: IRREGULAR</p>");
|
||||
printf("\t Type of Mesh: IRREGULAR\n");
|
||||
}
|
||||
// ORIENTABLE E ORIENTED MESH
|
||||
|
||||
bool Orientable=true;
|
||||
bool Oriented=true;
|
||||
if (!Manifold)
|
||||
{
|
||||
fprintf(index, "<p> Orientable Mesh: NO</p>");
|
||||
printf( "\t Orientable Mesh: NO\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
for(f=m.face.begin();f!=m.face.end();++f)
|
||||
{
|
||||
(*f).ClearS();
|
||||
(*f).ClearUserBit(0);
|
||||
}
|
||||
gf=&*m.face.begin();
|
||||
for(f=m.face.begin();f!=m.face.end();++f)
|
||||
{
|
||||
if (!(*f).IsS())
|
||||
{
|
||||
(*f).SetS();
|
||||
sf.push(&*f);
|
||||
|
||||
while (!sf.empty())
|
||||
{
|
||||
gf=sf.top();
|
||||
sf.pop();
|
||||
for(j=0;j<3;++j)
|
||||
{
|
||||
if( !(*gf).IsBorder(j) )
|
||||
{
|
||||
he.Set(gf,0,gf->V(0));
|
||||
l=he.f->FFp(j);
|
||||
he.Set(gf,j,gf->V(j));
|
||||
hei.Set(he.f->FFp(j),he.f->FFi(j), (he.f->FFp(j))->V(he.f->FFi(j)));
|
||||
if( !(*gf).IsUserBit(0) )
|
||||
{
|
||||
if (he.v!=hei.v) // bene
|
||||
{
|
||||
if ((*l).IsS() && (*l).IsUserBit(0))
|
||||
{
|
||||
Orientable=false;
|
||||
break;
|
||||
}
|
||||
else if (!(*l).IsS())
|
||||
{
|
||||
(*l).SetS();
|
||||
sf.push(l);
|
||||
}
|
||||
}
|
||||
else if (!(*l).IsS())
|
||||
{
|
||||
Oriented=false;
|
||||
(*l).SetS();
|
||||
(*l).SetUserBit(0);
|
||||
sf.push(l);
|
||||
}
|
||||
else if ((*l).IsS() && !(*l).IsUserBit(0))
|
||||
{
|
||||
Orientable=false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
else if (he.v==hei.v) // bene
|
||||
{
|
||||
if ((*l).IsS() && (*l).IsUserBit(0))
|
||||
{
|
||||
Orientable=false;
|
||||
break;
|
||||
}
|
||||
else if (!(*l).IsS())
|
||||
{
|
||||
(*l).SetS();
|
||||
sf.push(l);
|
||||
}
|
||||
}
|
||||
else if (!(*l).IsS())
|
||||
{
|
||||
Oriented=false;
|
||||
(*l).SetS();
|
||||
(*l).SetUserBit(0);
|
||||
sf.push(l);
|
||||
}
|
||||
else if ((*l).IsS() && !(*l).IsUserBit(0))
|
||||
{
|
||||
Orientable=false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
if (!Orientable)
|
||||
break;
|
||||
}
|
||||
if (Orientable)
|
||||
{
|
||||
fprintf(index, "<p> Orientable Mesh: YES</p>");
|
||||
printf( "\t Orientable Mesh: YES\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
fprintf(index, "<p> Orientable Mesh: NO</p>");
|
||||
printf( "\t Orientable Mesh: NO\n");
|
||||
}
|
||||
}
|
||||
if (Oriented && Manifold)
|
||||
{
|
||||
fprintf(index, "<p> Oriented Mesh: YES</p>");
|
||||
printf( "\t Oriented Mesh: YES\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
fprintf(index, "<p> Oriented Mesh: NO</p>");
|
||||
printf( "\t Oriented Mesh: NO\n");
|
||||
}
|
||||
int dv = DuplicateVertex(m);
|
||||
if(dv>0)
|
||||
{
|
||||
fprintf(index, "<p> Duplicated vertices: %d</p>", dv);
|
||||
printf( "\t Duplicated vertices: %d\n",dv);
|
||||
}
|
||||
else
|
||||
{
|
||||
fprintf(index, "<p> Duplicated vertices: NO</p>");
|
||||
printf( "\t Duplicated vertices: NO\n");
|
||||
}
|
||||
// SELF INTERSECTION
|
||||
|
||||
if (m.fn<300000)
|
||||
{
|
||||
bool SelfInt=false;
|
||||
for(f=m.face.begin();f!=m.face.end();++f)
|
||||
{
|
||||
for(g=++f , f--;g!=m.face.end();++g)
|
||||
{
|
||||
if ((*f).FFp(0)!=&(*g) && (*f).FFp(1)!=&(*g) && (*f).FFp(2)!=&(*g) &&
|
||||
f->V(0)!=g->V(0) && f->V(0)!=g->V(1) && f->V(0)!=g->V(2) &&
|
||||
f->V(1)!=g->V(0) && f->V(1)!=g->V(1) && f->V(1)!=g->V(2) &&
|
||||
f->V(2)!=g->V(0) && f->V(2)!=g->V(1) && f->V(2)!=g->V(2))
|
||||
{
|
||||
if (NoDivTriTriIsect(f->V(0)->P(), f->V(1)->P(), f->V(2)->P(),g->V(0)->P(), g->V(1)->P(), g->V(2)->P()) )
|
||||
SelfInt=true;
|
||||
}
|
||||
}
|
||||
if (SelfInt)
|
||||
break;
|
||||
}
|
||||
if (SelfInt)
|
||||
{
|
||||
fprintf(index, "<p> Self Intersection: YES</p>");
|
||||
printf( "\t Self Intersection: YES\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
fprintf(index, "<p> Self Intersection: NO</p>");
|
||||
printf( "\t Self Intersection: NO\n");
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
fclose(index);
|
||||
return 0;
|
||||
}
|
||||
|
Loading…
Reference in New Issue