292 lines
6.9 KiB
C++
292 lines
6.9 KiB
C++
#include <vector>
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#include <iostream>
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#include<vcg/simplex/vertex/base.h>
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#include<vcg/simplex/face/base.h>
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#include<vcg/simplex/face/topology.h>
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#include<vcg/complex/trimesh/base.h>
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#include<vcg/complex/trimesh/hole.h>
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#include<vcg/complex/local_optimization.h>
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#include<vcg/complex/local_optimization/tri_edge_flip.h>
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#include<vcg/complex/trimesh/smooth.h>
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#include<vcg/complex/trimesh/refine.h>
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#include<vcg/complex/trimesh/update/selection.h>
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// topology computation
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#include<vcg/complex/trimesh/update/topology.h>
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#include <vcg/complex/trimesh/update/flag.h>
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#include <vcg/complex/trimesh/update/normal.h>
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// half edge iterators
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#include<vcg/simplex/face/pos.h>
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// input output
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#include <wrap/io_trimesh/import_ply.h>
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#include <wrap/io_trimesh/export_ply.h>
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using namespace vcg;
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using namespace std;
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class MyFace;
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class MyVertex;
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struct MyUsedTypes : public UsedTypes< Use<MyVertex> ::AsVertexType,
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Use<MyFace> ::AsFaceType>{};
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class MyVertex : public Vertex< MyUsedTypes, vertex::Coord3f, vertex::BitFlags, vertex::Normal3f, vertex::Mark, vertex::Color4b >{};
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class MyFace : public Face < MyUsedTypes, face::VertexRef,face::FFAdj, face::Mark, face::BitFlags, face::Normal3f> {};
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class MyMesh : public tri::TriMesh< vector<MyVertex>, vector<MyFace > >{};
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//Delaunay
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class MyDelaunayFlip: public vcg::tri::TriEdgeFlip< MyMesh, MyDelaunayFlip > {
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public:
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typedef vcg::tri::TriEdgeFlip< MyMesh, MyDelaunayFlip > TEF;
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inline MyDelaunayFlip( const TEF::PosType &p, int i) :TEF(p,i){}
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};
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bool callback(int percent, const char *str) {
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cout << "str: " << str << " " << percent << "%\r";
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return true;
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}
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template <class MESH>
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bool NormalTest(typename face::Pos<typename MESH::FaceType> pos)
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{
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//giro intorno al vertice e controllo le normali
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float accum=0;
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typename MESH::ScalarType thr = 0.0f;
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typename MESH::CoordType NdP = Normal<typename MESH::FaceType>(*pos.f);
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typename MESH::CoordType tmp, oop, soglia = typename MESH::CoordType(thr,thr,thr);
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face::Pos<typename MESH::FaceType> aux=pos;
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do{
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aux.FlipF();
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aux.FlipE();
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oop = Abs(tmp - Normal<typename MESH::FaceType>(*pos.f));
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if(oop < soglia )return false;
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}while(aux != pos && !aux.IsBorder());
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return true;
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}
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int main(int argc,char ** argv){
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if(argc<5)
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{
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printf(
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"\n HoleFilling ("__DATE__")\n"
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"Visual Computing Group I.S.T.I. C.N.R.\n"
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"Usage: trimesh_hole #algorithm #size filein.ply fileout.ply \n"
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"#algorithm: \n"
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" 1) Trivial Ear \n"
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" 2) Minimum weight Ear \n"
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" 3) Selfintersection Ear \n"
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" 4) Minimum weight \n"
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);
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exit(0);
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}
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int algorithm = atoi(argv[1]);
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int holeSize = atoi(argv[2]);
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if(algorithm < 0 && algorithm > 4)
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{
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printf("Error in algorithm's selection\n",algorithm);
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exit(0);
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}
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MyMesh m;
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if(tri::io::ImporterPLY<MyMesh>::Open(m,argv[3])!=0)
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{
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printf("Error reading file %s\n",argv[2]);
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exit(0);
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}
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//update the face-face topology
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tri::UpdateTopology<MyMesh>::FaceFace(m);
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tri::UpdateNormals<MyMesh>::PerVertexPerFace(m);
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tri::UpdateFlags<MyMesh>::FaceBorderFromFF(m);
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assert(tri::Clean<MyMesh>::IsFFAdjacencyConsistent(m));
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//compute the average of face area
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float AVG,sumA=0.0f;
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int numA=0,indice;
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indice = m.face.size();
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MyMesh::FaceIterator fi;
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for(fi=m.face.begin();fi!=m.face.end();++fi)
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{
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sumA += DoubleArea(*fi)/2;
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numA++;
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for(int ind =0;ind<3;++ind)
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fi->V(ind)->InitIMark();
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}
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AVG=sumA/numA;
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tri::Hole<MyMesh> holeFiller;
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switch(algorithm)
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{
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case 1: tri::Hole<MyMesh>::EarCuttingFill<tri::TrivialEar<MyMesh> >(m,holeSize,false); break;
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case 2: tri::Hole<MyMesh>::EarCuttingFill<tri::MinimumWeightEar< MyMesh> >(m,holeSize,false,callback); break;
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case 3: tri::Hole<MyMesh>::EarCuttingIntersectionFill<tri::SelfIntersectionEar< MyMesh> >(m,holeSize,false); break;
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case 4: tri::Hole<MyMesh>::MinimumWeightFill(m,holeSize, false); tri::UpdateTopology<MyMesh>::FaceFace(m); break;
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}
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tri::UpdateFlags<MyMesh>::FaceBorderFromFF(m);
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assert(tri::Clean<MyMesh>::IsFFAdjacencyConsistent(m));
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printf("\nStart refinig...\n");
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/*start refining */
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MyMesh::VertexIterator vi;
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MyMesh::FaceIterator f;
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std::vector<MyMesh::FacePointer> vf;
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f = m.face.begin();
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f += indice;
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for(; f != m.face.end();++f)
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{
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if(!f->IsD())
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{
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f->SetS();
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}
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}
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std::vector<MyMesh::FacePointer *> FPP;
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std::vector<MyMesh::FacePointer> added;
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std::vector<MyMesh::FacePointer>::iterator vfit;
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int i=1;
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printf("\n");
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for(f = m.face.begin();f!=m.face.end();++f) if(!(*f).IsD())
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{
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if( f->IsS() )
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{
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f->V(0)->IsW();
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f->V(1)->IsW();
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f->V(2)->IsW();
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}
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else
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{
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f->V(0)->ClearW();
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f->V(1)->ClearW();
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f->V(2)->ClearW();
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}
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}
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vcg::LocalOptimization<MyMesh> Fs(m);
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Fs.SetTargetMetric(0.0f);
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Fs.Init<MyDelaunayFlip >();
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Fs.DoOptimization();
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do
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{
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vf.clear();
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f = m.face.begin();
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f += indice;
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for(; f != m.face.end();++f)
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{
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if(f->IsS())
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{
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bool test= true;
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for(int ind =0;ind<3;++ind)
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f->V(ind)->InitIMark();
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test = (DoubleArea<MyMesh::FaceType>(*f)/2) > AVG;
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if(test)
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{
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vf.push_back(&(*f));
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}
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}
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}
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//info print
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printf("\r Raffino [%d] - > %d",i,vf.size());
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i++;
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FPP.clear();
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added.clear();
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for(vfit = vf.begin(); vfit!=vf.end();++vfit)
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{
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FPP.push_back(&(*vfit));
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}
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int toadd= vf.size();
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MyMesh::FaceIterator f1,f2;
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f2 = tri::Allocator<MyMesh>::AddFaces(m,(toadd*2),FPP);
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MyMesh::VertexIterator vertp = tri::Allocator<MyMesh>::AddVertices(m,toadd);
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std::vector<MyMesh::FacePointer> added;
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added.reserve(toadd);
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vfit=vf.begin();
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for(int i = 0; i<toadd;++i,f2++,vertp++)
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{
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f1=f2;
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f2++;
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TriSplit<MyMesh,CenterPoint<MyMesh> >(vf[i],&(*f1),&(*f2),&(*vertp),CenterPoint<MyMesh>() );
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f1->SetS();
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f2->SetS();
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for(int itr=0;itr<3;itr++)
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{
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f1->V(itr)->SetW();
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f2->V(itr)->SetW();
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}
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added.push_back( &(*f1) );
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added.push_back( &(*f2) );
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}
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vcg::LocalOptimization<MyMesh> FlippingSession(m);
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FlippingSession.SetTargetMetric(0.0f);
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FlippingSession.Init<MyDelaunayFlip >();
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FlippingSession.DoOptimization();
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}while(!vf.empty());
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vcg::LocalOptimization<MyMesh> Fiss(m);
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Fiss.SetTargetMetric(0.0f);
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Fiss.Init<MyDelaunayFlip >();
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Fiss.DoOptimization();
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/*end refining */
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tri::io::ExporterPLY<MyMesh>::Save(m,"PreSmooth.ply",false);
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int UBIT = MyMesh::VertexType::LastBitFlag();
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f = m.face.begin();
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f += indice;
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for(; 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(int ind =0;ind<3;++ind){
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if(NormalTest<MyMesh>(face::Pos<MyMesh::FaceType>(&(*f),ind )))
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{
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f->V(ind)->SetUserBit(UBIT);
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}
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}
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f->ClearS();
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}
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}
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for(vi=m.vert.begin();vi!=m.vert.end();++vi) if(!(*vi).IsD())
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{
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if( vi->IsUserBit(UBIT) )
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{
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(*vi).SetS();
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vi->ClearUserBit(UBIT);
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}
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}
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tri::Smooth<MyMesh>::VertexCoordLaplacian(m,1,true);
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printf("\nCompleted. Saving....\n");
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tri::io::ExporterPLY<MyMesh>::Save(m,argv[4],false);
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return 0;
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}
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