vcglib/apps/sample/trimesh_volumesampling/trimesh_volumesampling.cpp

123 lines
5.8 KiB
C++

/****************************************************************************
* 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_off.h>
#include<wrap/io_trimesh/export_ply.h>
#include<wrap/io_trimesh/export_dxf.h>
#include<vcg/complex/algorithms/point_sampling.h>
#include<vcg/complex/algorithms/voronoi_processing.h>
#include<vcg/complex/algorithms/voronoi_volume_sampling.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::Normal3f, face::BitFlags, face::Mark, face::VFAdj, face::FFAdj > {};
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 EmMesh : public tri::TriMesh< vector<EmVertex>, vector<EmEdge>, vector<EmFace> > {};
int main( int argc, char **argv )
{
MyMesh mSur; // the original surface
MyMesh mOff; // the offsetted surface
if(argc < 3 )
{
printf("Usage trimesh_voronoisampling origSurf offsetSurf radius \n"
"radius is expressed as a perc bbox diag (e.g. 0.1 -> 10 % of bbox diag) \n");
return -1;
}
tri::io::ImporterPLY<MyMesh>::Open(mSur,argv[1]);
tri::io::ImporterPLY<MyMesh>::Open(mOff,argv[2]);
tri::UpdateNormal<MyMesh>::PerVertexNormalizedPerFaceNormalized(mOff);
tri::UpdateNormal<MyMesh>::PerVertexNormalizedPerFaceNormalized(mSur);
std::vector<Point3f> sampleSurVec, sampleOffVec;
// MontecarloSampling(mSur, sampleSurVec,50000);
MontecarloSampling(mOff, sampleOffVec,50000);
sampleSurVec.insert( sampleSurVec.end(), sampleOffVec.begin(), sampleOffVec.end() );
printf("Read %i vn %i fn \n",mOff.vn, mOff.fn);
float poissonRadius = mOff.bbox.Diag()*atof(argv[3]);
// float poissonRadius = mOff.bbox.Diag()/10;
printf("Poisson Radius %f\n",poissonRadius);
float sampleSurfRadius=mOff.bbox.Diag()/100.0f;
int montecarloSampleNum = 100000;
MyMesh seedM;
VoronoiVolumeSampling<MyMesh> vvs(mOff, seedM);
printf("Sampling Surface at a radius %f ",sampleSurfRadius);
vvs.Init(sampleSurfRadius);
tri::BuildMeshFromCoordVector(vvs.seedDomainMesh, sampleSurVec);
printf("Sampled\n");
vvs.BuildVolumeSampling(montecarloSampleNum,0,poissonRadius);
tri::io::ExporterPLY<MyMesh>::Save(vvs.seedDomainMesh,"seedDomainMesh.ply");
tri::io::ExporterPLY<MyMesh>::Save(vvs.poissonSurfaceMesh,"poissonSurfaceMesh.ply");
tri::io::ExporterPLY<MyMesh>::Save(vvs.montecarloVolumeMesh,"montecarloVolumeMesh.ply");
tri::io::ExporterPLY<MyMesh>::Save(seedM,"seedMesh0.ply");
// vvs.restrictedRelaxationFlag=true;
// vvs.BarycentricRelaxVoronoiSamples(10);
vvs.QuadricRelaxVoronoiSamples(10);
tri::UpdateColor<MyMesh>::PerVertexQualityRamp(seedM);
tri::io::ExporterPLY<MyMesh>::Save(seedM,"seedMesh1.ply",tri::io::Mask::IOM_VERTCOLOR | tri::io::Mask::IOM_VERTQUALITY );
vvs.QuadricRelaxVoronoiSamples(10);
tri::UpdateColor<MyMesh>::PerVertexQualityRamp(seedM);
tri::io::ExporterPLY<MyMesh>::Save(seedM,"seedMesh2.ply",tri::io::Mask::IOM_VERTCOLOR | tri::io::Mask::IOM_VERTQUALITY );
printf("\n Saved %i points \n",seedM.vn);
// Second Pipeline
return true;
return 0;
}