106 lines
3.3 KiB
C++
106 lines
3.3 KiB
C++
|
|
// mesh definition
|
|
//#include <vcg/simplex/vertex/with/vn.h>
|
|
//#include <vcg/simplex/face/with/af.h>
|
|
//#include <vcg/complex/complex.h>
|
|
|
|
#include<vcg/simplex/vertex/base.h>
|
|
#include<vcg/simplex/face/base.h>
|
|
#include<vcg/simplex/face/topology.h>
|
|
|
|
#include<vcg/complex/complex.h>
|
|
|
|
#include <vcg/complex/algorithms/update/bounding.h>
|
|
#include <vcg/complex/algorithms/update/topology.h>
|
|
#include <vcg/complex/algorithms/update/normal.h>
|
|
#include <vcg/complex/algorithms/update/flag.h>
|
|
#include <vcg/complex/algorithms/clustering.h>
|
|
|
|
// input output
|
|
#include <wrap/io_trimesh/import_ply.h>
|
|
#include <wrap/io_trimesh/export_ply.h>
|
|
|
|
// std
|
|
#include <vector>
|
|
#include <time.h>
|
|
|
|
using namespace vcg;
|
|
using namespace std;
|
|
|
|
class MyFace;
|
|
class MyVertex;
|
|
|
|
struct MyUsedTypes : public UsedTypes< Use<MyVertex> ::AsVertexType,
|
|
Use<MyFace> ::AsFaceType>{};
|
|
|
|
class MyVertex : public Vertex< MyUsedTypes, vertex::Coord3f, vertex::Normal3f, vertex::BitFlags >{};
|
|
class MyFace : public Face < MyUsedTypes, face::VertexRef, face::Normal3f, face::BitFlags > {};
|
|
class MyMesh : public vcg::tri::TriMesh< vector<MyVertex>, vector<MyFace> > {};
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
if(argc<3)
|
|
{
|
|
printf(
|
|
"\n trimesh_clustering ("__DATE__")\n"
|
|
" Visual Computing Group I.S.T.I. C.N.R.\n"
|
|
"Usage: PlyRefine filein.ply fileout.ply [opt] \n"
|
|
"options: \n"
|
|
"-k cellnum approx number of cluster that should be defined; (default 10e5)\n"
|
|
"-s size in absolute units the size of the clustering cell (override the previous param)\n"
|
|
"-d enable the duplication of faces for double surfaces\n"
|
|
);
|
|
exit(0);
|
|
}
|
|
|
|
int i=3;
|
|
int CellNum=100000;
|
|
float CellSize=0;
|
|
bool DupFace=false;
|
|
|
|
while(i<argc)
|
|
{
|
|
if(argv[i][0]!='-')
|
|
{printf("Error unable to parse option '%s'\n",argv[i]); exit(0);}
|
|
switch(argv[i][1])
|
|
{
|
|
case 'k' : CellNum=atoi(argv[i+1]); ++i; printf("Using %i clustering cells\n",CellNum); break;
|
|
case 's' : CellSize=atof(argv[i+1]); ++i; printf("Using %5f as clustering cell size\n",CellSize); break;
|
|
case 'd' : DupFace=true; printf("Enabling the duplication of faces for double surfaces\n"); break;
|
|
|
|
default : {printf("Error unable to parse option '%s'\n",argv[i]); exit(0);}
|
|
}
|
|
++i;
|
|
}
|
|
|
|
MyMesh m;
|
|
|
|
if(vcg::tri::io::ImporterPLY<MyMesh>::Open(m,argv[1])!=0)
|
|
{
|
|
printf("Error reading file %s\n",argv[1]);
|
|
exit(0);
|
|
}
|
|
vcg::tri::UpdateBounding<MyMesh>::Box(m);
|
|
vcg::tri::UpdateNormals<MyMesh>::PerFace(m);
|
|
printf("Input mesh vn:%i fn:%i\n",m.vn,m.fn);
|
|
vcg::tri::Clustering<MyMesh, vcg::tri::AverageColorCell<MyMesh> > Grid;
|
|
Grid.DuplicateFaceParam=DupFace;
|
|
Grid.Init(m.bbox,CellNum,CellSize);
|
|
|
|
printf("Clustering to %i cells\n",Grid.Grid.siz[0]*Grid.Grid.siz[1]*Grid.Grid.siz[2] );
|
|
printf("Grid of %i x %i x %i cells\n",Grid.Grid.siz[0],Grid.Grid.siz[1],Grid.Grid.siz[2]);
|
|
printf("with cells size of %.2f x %.2f x %.2f units\n",Grid.Grid.voxel[0],Grid.Grid.voxel[1],Grid.Grid.voxel[2]);
|
|
|
|
int t0=clock();
|
|
Grid.AddMesh(m);
|
|
int t1=clock();
|
|
Grid.ExtractMesh(m);
|
|
int t2=clock();
|
|
printf("Output mesh vn:%i fn:%i\n",m.vn,m.fn);
|
|
printf("Simplified in :%i msec (%i+%i)\n",t2-t0,t1-t0,t2-t1);
|
|
|
|
vcg::tri::io::PlyInfo pi;
|
|
vcg::tri::io::ExporterPLY<MyMesh>::Save(m,argv[2],pi.mask);
|
|
return 0;
|
|
}
|