105 lines
3.3 KiB
C++
105 lines
3.3 KiB
C++
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// mesh definition
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//#include <vcg/simplex/vertex/with/vn.h>
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//#include <vcg/simplex/face/with/af.h>
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//#include <vcg/complex/trimesh/base.h>
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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/update/bounding.h>
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#include <vcg/complex/trimesh/update/topology.h>
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#include <vcg/complex/trimesh/update/normal.h>
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#include <vcg/complex/trimesh/update/flag.h>
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#include <vcg/complex/trimesh/clustering.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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// std
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#include <vector>
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#include <time.h>
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using namespace vcg;
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using namespace std;
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class MyEdge; // dummy prototype never used
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class MyFace;
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class MyVertex;
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class MyVertex : public VertexSimp2< MyVertex, MyEdge, MyFace, vertex::Coord3f, vertex::Normal3f, vertex::BitFlags >{};
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class MyFace : public FaceSimp2 < MyVertex, MyEdge, MyFace, face::VertexRef, face::Normal3f, face::BitFlags > {};
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class MyMesh : public vcg::tri::TriMesh< vector<MyVertex>, vector<MyFace> > {};
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int main(int argc, char **argv)
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{
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if(argc<3)
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{
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printf(
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"\n trimesh_clustering ("__DATE__")\n"
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" Visual Computing Group I.S.T.I. C.N.R.\n"
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"Usage: PlyRefine filein.ply fileout.ply [opt] \n"
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"options: \n"
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"-k cellnum approx number of cluster that should be defined; (default 10e5)\n"
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"-s size in absolute units the size of the clustering cell\n"
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"-d enable the duplication of faces for double surfaces\n"
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);
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exit(0);
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}
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int i=3;
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int CellNum=100000;
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float CellSize=0;
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bool DupFace=false;
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while(i<argc)
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{
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if(argv[i][0]!='-')
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{printf("Error unable to parse option '%s'\n",argv[i]); exit(0);}
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switch(argv[i][1])
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{
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case 'k' : CellNum=atoi(argv[i+1]); ++i; printf("Using %i clustering cells\n",CellNum); break;
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case 's' : CellSize=atof(argv[i+1]); ++i; printf("Using %5f as clustering cell size\n",CellSize); break;
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case 'd' : DupFace=true; printf("Enabling the duplication of faces for double surfaces\n"); break;
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default : {printf("Error unable to parse option '%s'\n",argv[i]); exit(0);}
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}
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++i;
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}
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MyMesh m;
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if(vcg::tri::io::ImporterPLY<MyMesh>::Open(m,argv[1])!=0)
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{
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printf("Error reading file %s\n",argv[1]);
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exit(0);
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}
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vcg::tri::UpdateBounding<MyMesh>::Box(m);
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//vcg::tri::UpdateNormals<MyMesh>::PerVertexNormalized(m);
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vcg::tri::UpdateNormals<MyMesh>::PerFace(m);
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printf("Input mesh vn:%i fn:%i\n",m.vn,m.fn);
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vcg::tri::Clustering<MyMesh, vcg::tri::AverageCell<MyMesh> > Grid;
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Grid.DuplicateFaceParam=DupFace;
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Grid.Init(m.bbox,CellNum,CellSize);
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printf("Clustering to %i cells\n",Grid.Grid.siz[0]*Grid.Grid.siz[1]*Grid.Grid.siz[2] );
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printf("Grid of %i x %i x %i cells\n",Grid.Grid.siz[0],Grid.Grid.siz[1],Grid.Grid.siz[2]);
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printf("with cells size of %.2f x %.2f x %.2f units\n",Grid.Grid.voxel[0],Grid.Grid.voxel[1],Grid.Grid.voxel[2]);
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int t0=clock();
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Grid.Add(m);
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int t1=clock();
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Grid.Extract(m);
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int t2=clock();
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printf("Output mesh vn:%i fn:%i\n",m.vn,m.fn);
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printf("Simplified in :%i msec (%i+%i)\n",t2-t0,t1-t0,t2-t1);
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vcg::tri::io::PlyInfo pi;
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vcg::tri::io::ExporterPLY<MyMesh>::Save(m,argv[2],pi.mask);
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return 0;
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}
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