593 lines
13 KiB
C++
593 lines
13 KiB
C++
/****************************************************************************
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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 1.2 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 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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for(int 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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void main(int argc,char ** argv){
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char *fmt;
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MyMesh m;
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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:\\Documents and Settings\\Rita\\Desktop\\MeshReader\\trimeshinfo\\Debug\\prova0.ply";
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// print program info
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printf("-------------------------------\n"
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" TriMeshInfo\n"
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" release date: "__DATE__"\n"
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"-------------------------------\n\n");
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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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// load mesh M1.
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if(!(fmt = GetExtension(argv[1])))
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{
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printf(MSG_ERR_UNKNOWN_FORMAT, fmt);
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exit(-1);
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}
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if(!_stricmp(FILE_EXT_PLY, fmt))
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{
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printf("reading the mesh `%s'...", argv[1]);
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OpenMesh(argv[1],m);
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}
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else
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printf("done\n");
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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>TriMeshInfo: This is the result for %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("Number of vertices: %d \n", m.vn);
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printf("Number of faces: %d \n", m.fn);
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if (m.Volume()!=0)
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{
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fprintf(index,"<p>Volume: %d </p>\n", m.Volume());
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printf("Volume: %d \n", m.Volume());
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}
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Color4b Color=m.C();
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fprintf(index, "<p>Object color(4b): %f %f %f </p>\n\n", Color[0], Color[1], Color[2]);
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printf( "Object color(4b): %f %f %f \n\n", Color[0], Color[1], Color[2]);
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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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int man=0;
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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 from lib gives: NO </p>");
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printf( "Manifold from lib gives: NO\n");
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}
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else
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{
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fprintf(index, "<p> Manifold from lib gives: YES </p>");
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printf( "Manifold from lib gives: YES ");
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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("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("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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int deleted = 0;
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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("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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int BEdges=0; int numholes=0;
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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++;
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}
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}
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}
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}
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}
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}
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else
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{
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for(f=g;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 ((*f).IsBorder(j))
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{
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BEdges++;
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}
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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> Number of holes: %d </p> \n <p> Number of border edges: %d </p>", numholes, BEdges);
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printf("Number of holes: %d \n", numholes, BEdges);
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printf("Number of border edges: %d\n", numholes, BEdges);
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}
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else
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{
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fprintf(index, "<p> Number of border edges: %d </p>", BEdges);
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printf("Number of border edges: %d\n", BEdges);
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}
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// CONNECTED COMPONENTS
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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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int CountComp=0; int CountOrient=0;
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stack<MyMesh::FaceIterator> sf;
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MyMesh::FaceType *l;
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for(f=m.face.begin();f!=m.face.end();++f)
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{
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if (!(*f).IsS())
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{
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(*f).SetS();
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sf.push(f);
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while (!sf.empty())
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{
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g=sf.top();
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he.Set(&(*g),0,g->V(0));
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sf.pop();
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for(j=0;j<3;++j)
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if( !(*g).IsBorder(j) )
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{
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l=he.f->FFp(j);
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if( !(*l).IsS() )
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{
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(*l).SetS();
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sf.push(l);
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}
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}
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}
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CountComp++;
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}
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}
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fprintf(index, "<p> Number of connected components: %d </p>", CountComp);
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printf("Number of connected components: %d\n", CountComp);
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if(CountComp ==1)
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{
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int eulero; //v-e+f
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eulero = (m.vn-count_uv)- (count_e+BEdges)+m.fn;
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if(Manifold)
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{
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int genus = (2-eulero)>>1;
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fprintf(index, "<p> Genus: %d </p> \n ", genus);
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printf( "Genus: %d \n ", genus);
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}
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}
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// REGULARITY
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bool Regular=true;
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bool Semiregular=true;
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int inc=0;
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for(v=m.vert.begin();v!=m.vert.end();++v)
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(*v).ClearS();
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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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he.Set(&(*f),j,f->V(j));
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if (!(*f).IsBorder(j) && !(*f).IsBorder((j+2)%3) && !f->V(j)->IsS())
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{
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hei=he;
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inc=1;
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he.FlipE();
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he.NextF();
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while (he.f!=hei.f)
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{
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he.FlipE();
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if (he.IsBorder())
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{
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inc=6;
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break;
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}
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he.NextF();
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inc++;
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}
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if (inc!=6)
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Regular=false;
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if (inc!=6 && inc!=5)
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Semiregular=false;
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f->V(j)->SetS();
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}
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else
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f->V(j)->SetS();
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}
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if (Semiregular==false)
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break;
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}
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if (Regular)
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{
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fprintf(index, "<p> Type of Mesh: REGULAR</p>");
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printf("Type of Mesh: REGULAR\n");
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}
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else if (Semiregular)
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{
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fprintf(index, "<p> Type of Mesh: SEMIREGULAR</p>");
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printf("Type of Mesh: SEMIREGULAR\n");
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}
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else
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{
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fprintf(index, "<p> Type of Mesh: IRREGULAR</p>");
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printf("Type of Mesh: IRREGULAR\n");
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}
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// ORIENTABLE E ORIENTED MESH
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bool Orientable=true;
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bool Oriented=true;
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if (!Manifold)
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{
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fprintf(index, "<p> Orientable Mesh: NO</p>");
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printf( "Orientable Mesh: NO\n");
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}
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else
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{
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for(f=m.face.begin();f!=m.face.end();++f)
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{
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(*f).ClearS();
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(*f).ClearUserBit(0);
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}
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g=m.face.begin(); f=g;
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for(f=m.face.begin();f!=m.face.end();++f)
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{
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if (!(*f).IsS())
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{
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(*f).SetS();
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sf.push(f);
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while (!sf.empty())
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{
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g=sf.top();
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sf.pop();
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for(j=0;j<3;++j)
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{
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if( !(*g).IsBorder(j) )
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{
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he.Set(&(*g),0,g->V(0));
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l=he.f->FFp(j);
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he.Set(&(*g),j,g->V(j));
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hei.Set(he.f->FFp(j),he.f->FFi(j), (he.f->FFp(j))->V(he.f->FFi(j)));
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if( !(*g).IsUserBit(0) )
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{
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if (he.v!=hei.v) // bene
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{
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if ((*l).IsS() && (*l).IsUserBit(0))
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{
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Orientable=false;
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break;
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}
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else if (!(*l).IsS())
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{
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(*l).SetS();
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sf.push(l);
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}
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}
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else if (!(*l).IsS())
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{
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Oriented=false;
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(*l).SetS();
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(*l).SetUserBit(0);
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sf.push(l);
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}
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else if ((*l).IsS() && !(*l).IsUserBit(0))
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{
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Orientable=false;
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break;
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}
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}
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else if (he.v==hei.v) // bene
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{
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if ((*l).IsS() && (*l).IsUserBit(0))
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{
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Orientable=false;
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break;
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}
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else if (!(*l).IsS())
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{
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(*l).SetS();
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sf.push(l);
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}
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}
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else if (!(*l).IsS())
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{
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Oriented=false;
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(*l).SetS();
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(*l).SetUserBit(0);
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sf.push(l);
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}
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else if ((*l).IsS() && !(*l).IsUserBit(0))
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{
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Orientable=false;
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break;
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}
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}
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}
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}
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}
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if (!Orientable)
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break;
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}
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if (Orientable)
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{
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fprintf(index, "<p> Orientable Mesh: YES</p>");
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printf( "Orientable Mesh: YES\n");
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}
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else
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{
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fprintf(index, "<p> Orientable Mesh: NO</p>");
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printf( "Orientable Mesh: NO\n");
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}
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}
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if (Oriented && Manifold)
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{
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fprintf(index, "<p> Oriented Mesh: YES</p>");
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printf( "Oriented Mesh: YES\n");
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}
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else
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{
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fprintf(index, "<p> Oriented Mesh: NO</p>");
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printf( "Oriented Mesh: 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( "Self Intersection: YES\n");
|
|
}
|
|
else
|
|
{
|
|
fprintf(index, "<p> Self Intersection: NO</p>");
|
|
printf( "Self Intersection: NO\n");
|
|
}
|
|
}
|
|
fclose(index);
|
|
}
|
|
|