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First version of the voronoi sampler

This commit is contained in:
Paolo Cignoni 2013-07-26 12:16:02 +00:00
parent a2b05e1f66
commit eada2c02db
2 changed files with 113 additions and 0 deletions
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110
apps/sample/trimesh_voronoisampling/trimesh_voronoisampling.cpp Normal file
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/****************************************************************************
* VCGLib o o *
* Visual and Computer Graphics Library o o *
* _ O _ *
* Copyright(C) 2004-2009 \/)\/ *
* Visual Computing Lab /\/| *
* ISTI - Italian National Research Council | *
* \ *
* All rights reserved. *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
* for more details. *
* *
****************************************************************************/
#include<vcg/complex/complex.h>
#include<vcg/complex/algorithms/create/platonic.h>
#include<wrap/io_trimesh/import_ply.h>
#include<wrap/io_trimesh/export_ply.h>
#include<vcg/complex/algorithms/point_sampling.h>
#include<vcg/complex/algorithms/voronoi_clustering.h>
using namespace vcg;
using namespace std;
class MyEdge;
class MyFace;
class MyVertex;
struct MyUsedTypes : public UsedTypes< Use<MyVertex> ::AsVertexType,
Use<MyEdge> ::AsEdgeType,
Use<MyFace> ::AsFaceType>{};
class MyVertex : public Vertex<MyUsedTypes, vertex::Coord3f, vertex::Normal3f, vertex::VFAdj , vertex::Qualityf, vertex::Color4b, vertex::BitFlags >{};
class MyFace : public Face< MyUsedTypes, face::VertexRef, face::BitFlags, face::VFAdj > {};
//class MyEdge : public Edge< MyUsedTypes> {};
class MyEdge : public Edge< MyUsedTypes, edge::VertexRef, edge::BitFlags>{};
class MyMesh : public tri::TriMesh< vector<MyVertex>, vector<MyEdge>, vector<MyFace> > {};
class EmEdge;
class EmFace;
class EmVertex;
struct EmUsedTypes : public UsedTypes< Use<EmVertex> ::AsVertexType,
Use<EmEdge> ::AsEdgeType,
Use<EmFace> ::AsFaceType>{};
class EmVertex : public Vertex<EmUsedTypes, vertex::Coord3f, vertex::Normal3f, vertex::VFAdj , vertex::Qualityf, vertex::Color4b, vertex::BitFlags >{};
class EmFace : public Face< EmUsedTypes, face::VertexRef, face::BitFlags, face::VFAdj > {};
class EmEdge : public Edge< EmUsedTypes, edge::VertexRef> {};
//class EmEdge : public Edge< EmUsedTypes, edge::VertexRef, edge::BitFlags>{};
class EmMesh : public tri::TriMesh< vector<EmVertex>, vector<EmEdge>, vector<EmFace> > {};
int main( int argc, char **argv )
{
MyMesh baseMesh, outMesh, polyMesh;
if(argc < 4 )
{
printf("Usage trimesh_voronoisampling mesh sampleNum variance iterNum\n");
return -1;
}
int sampleNum = atoi(argv[2]);
int iterNum = atoi(argv[3]);
float radiusVariance = atof(argv[4]);
printf("Reading %s and sampling %i points with %i iteration and using %f variance\n",argv[1],sampleNum,iterNum,radiusVariance);
int ret= tri::io::ImporterPLY<MyMesh>::Open(baseMesh,argv[1]);
if(ret!=0)
{
printf("Unable to open %s for '%s'\n",argv[1],tri::io::ImporterPLY<MyMesh>::ErrorMsg(ret));
return -1;
}
tri::UpdateTopology<MyMesh>::VertexFace(baseMesh);
std::vector<MyVertex *> seedVec;
vector<Point3f> pointVec;
float radius=0;
tri::VoronoiProcessingParameter vpp;
vpp.deleteUnreachedRegionFlag=true;
tri::PoissonSampling<MyMesh>(baseMesh,pointVec,sampleNum,radius);
tri::VoronoiProcessing<MyMesh>::SeedToVertexConversion(baseMesh,pointVec,seedVec);
tri::EuclideanDistance<MyMesh> dd;
tri::VoronoiProcessing<MyMesh, tri::EuclideanDistance<MyMesh> >::VoronoiRelaxing(baseMesh, seedVec, iterNum, dd, vpp);
tri::VoronoiProcessing<MyMesh, tri::EuclideanDistance<MyMesh> >::ConvertVoronoiDiagramToMesh(baseMesh,outMesh,polyMesh,seedVec, dd, vpp);
tri::io::ExporterPLY<MyMesh>::Save(outMesh,"out.ply",tri::io::Mask::IOM_VERTCOLOR );
tri::io::ExporterPLY<MyMesh>::Save(polyMesh,"poly.ply",tri::io::Mask::IOM_VERTCOLOR| tri::io::Mask::IOM_EDGEINDEX ,false);
tri::io::ImporterPLY<MyMesh>::Open(baseMesh,argv[1]);
tri::UpdateTopology<MyMesh>::VertexFace(baseMesh);
tri::PoissonSampling<MyMesh>(baseMesh,pointVec,sampleNum,radius,radiusVariance);
tri::VoronoiProcessing<MyMesh>::SeedToVertexConversion(baseMesh,pointVec,seedVec);
tri::IsotropicDistance<MyMesh> id(baseMesh,radiusVariance);
tri::VoronoiProcessing<MyMesh, tri::IsotropicDistance<MyMesh> >::VoronoiRelaxing(baseMesh, seedVec, iterNum,id,vpp);
tri::VoronoiProcessing<MyMesh, tri::IsotropicDistance<MyMesh> >::ConvertVoronoiDiagramToMesh(baseMesh,outMesh,polyMesh,seedVec, id, vpp);
tri::io::ExporterPLY<MyMesh>::Save(outMesh,"outW.ply",tri::io::Mask::IOM_VERTCOLOR );
tri::io::ExporterPLY<MyMesh>::Save(polyMesh,"polyW.ply",tri::io::Mask::IOM_VERTCOLOR | tri::io::Mask::IOM_EDGEINDEX,false);
return 0;
}

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apps/sample/trimesh_voronoisampling/trimesh_voronoisampling.pro Normal file
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include(../common.pri)
TARGET = trimesh_voronoisampling
SOURCES += trimesh_voronoisampling.cpp ../../../wrap/ply/plylib.cpp