void ClampVertexQuality(uintptr_t meshptr, float qMin, float qMax, float perc, bool zerosym)
{
MyMesh &m = *((MyMesh*) meshptr);
bool usePerc = (perc > 0);
Distribution<float> H;
tri::Stat<MyMesh>::ComputePerVertexQualityDistribution(m, H);
float percLo = H.Percentile(perc/100.0f);
float percHi = H.Percentile(1.0f - (perc/100.0f));
if (qMin == qMax) {
std::pair<float, float> minmax = tri::Stat<MyMesh>::ComputePerVertexQualityMinMax(m);
qMin = minmax.first;
qMax = minmax.second;
}
if (zerosym) {
qMin = std::min(qMin, -math::Abs(qMax));
qMax = -qMin;
percLo = std::min(percLo, -math::Abs(percHi));
percHi = -percLo;
}
if (usePerc) {
tri::UpdateQuality<MyMesh>::VertexClamp(m, percLo, percHi);
printf("Quality Range: %f %f; Used (%f %f) percentile (%f %f)\n", H.Min(), H.Max(), percLo, percHi, perc, (100.0f-perc));
} else {
tri::UpdateQuality<MyMesh>::VertexClamp(m, qMin, qMax);
printf("Quality Range: %f %f; Used (%f %f)\n", H.Min(), H.Max(), qMin, qMax);
}
}
void ColorizeByQuality(uintptr_t meshptr, bool vertexQuality, float qMin, float qMax, float perc, bool zerosym, int colorMap)
{
MyMesh &m = *((MyMesh*) meshptr);
bool usePerc = (perc > 0);
Distribution<float> H;
if(vertexQuality)
tri::Stat<MyMesh>::ComputePerVertexQualityDistribution(m, H);
else
tri::Stat<MyMesh>::ComputePerFaceQualityDistribution(m, H);
float percLo = H.Percentile(perc/100.0f);
float percHi = H.Percentile(1.0f - (perc/100.0f));
if (qMin == qMax) {
std::pair<float, float> minmax;
if(vertexQuality)
minmax = tri::Stat<MyMesh>::ComputePerVertexQualityMinMax(m);
else
minmax = tri::Stat<MyMesh>::ComputePerFaceQualityMinMax(m);
qMin = minmax.first;
qMax = minmax.second;
}
if (zerosym) {
qMin = std::min(qMin, -math::Abs(qMax));
qMax = -qMin;
percLo = std::min(percLo, -math::Abs(percHi));
percHi = -percLo;
}
if (usePerc) {
qMin = percLo;
qMax = percHi;
printf("Used (%f %f) percentile (%f %f)\n", percLo, percHi, perc, (100.0f-perc));
}
printf("Quality Range: %f %f; Used (%f %f)\n", H.Min(), H.Max(), qMin, qMax);
switch (colorMap)
{
case 0: if(vertexQuality)
tri::UpdateColor<MyMesh>::PerVertexQualityRamp(m, qMin, qMax);
else
tri::UpdateColor<MyMesh>::PerFaceQualityRamp(m, qMin, qMax);
break;
case 1: if(vertexQuality)
tri::UpdateColor<MyMesh>::PerVertexQualityGray(m, qMin, qMax);
else
tri::UpdateColor<MyMesh>::PerFaceQualityGray(m, qMin, qMax);
break;
case 2: if(vertexQuality)
tri::UpdateColor<MyMesh>::PerVertexQualityRamp(m, qMin, qMax);
else
tri::UpdateColor<MyMesh>::PerFaceQualityRamp(m, qMin, qMax);
break;
default: assert(0);
}
}
// Core Function doing the actual mesh processing.
bool FilterMeasurePlugin::applyFilter( const QString& filterName,MeshDocument& md,EnvWrap& env, vcg::CallBackPos * /*cb*/ )
{
if (filterName == "Compute Topological Measures")
{
CMeshO &m=md.mm()->cm;
tri::Allocator<CMeshO>::CompactFaceVector(m);
tri::Allocator<CMeshO>::CompactVertexVector(m);
md.mm()->updateDataMask(MeshModel::MM_FACEFACETOPO);
md.mm()->updateDataMask(MeshModel::MM_VERTFACETOPO);
int edgeManifNum = tri::Clean<CMeshO>::CountNonManifoldEdgeFF(m,true);
int faceEdgeManif = tri::UpdateSelection<CMeshO>::FaceCount(m);
tri::UpdateSelection<CMeshO>::VertexClear(m);
tri::UpdateSelection<CMeshO>::FaceClear(m);
int vertManifNum = tri::Clean<CMeshO>::CountNonManifoldVertexFF(m,true);
tri::UpdateSelection<CMeshO>::FaceFromVertexLoose(m);
int faceVertManif = tri::UpdateSelection<CMeshO>::FaceCount(m);
int edgeNum=0,borderNum=0;
tri::Clean<CMeshO>::CountEdges(m, edgeNum, borderNum);
int holeNum;
Log("V: %6i E: %6i F:%6i",m.vn,edgeNum,m.fn);
int unrefVertNum = tri::Clean<CMeshO>::CountUnreferencedVertex(m);
Log("Unreferenced Vertices %i",unrefVertNum);
Log("Boundary Edges %i",borderNum);
int connectedComponentsNum = tri::Clean<CMeshO>::CountConnectedComponents(m);
Log("Mesh is composed by %i connected component(s)\n",connectedComponentsNum);
if(edgeManifNum==0 && vertManifNum==0) {
Log("Mesh is two-manifold ");
}
if(edgeManifNum!=0) Log("Mesh has %i non two manifold edges and %i faces are incident on these edges\n",edgeManifNum,faceEdgeManif);
if(vertManifNum!=0) Log("Mesh has %i non two manifold vertexes and %i faces are incident on these vertices\n",vertManifNum,faceVertManif);
// For Manifold meshes compute some other stuff
if(vertManifNum==0 && edgeManifNum==0)
{
holeNum = tri::Clean<CMeshO>::CountHoles(m);
Log("Mesh has %i holes",holeNum);
int genus = tri::Clean<CMeshO>::MeshGenus(m.vn-unrefVertNum, edgeNum, m.fn, holeNum, connectedComponentsNum);
Log("Genus is %i",genus);
}
else
{
Log("Mesh has a undefined number of holes (non 2-manifold mesh)");
Log("Genus is undefined (non 2-manifold mesh)");
}
return true;
}
/************************************************************/
if (filterName == "Compute Topological Measures for Quad Meshes")
{
CMeshO &m=md.mm()->cm;
md.mm()->updateDataMask(MeshModel::MM_FACEFACETOPO);
md.mm()->updateDataMask(MeshModel::MM_FACEQUALITY);
if (! tri::Clean<CMeshO>::IsFFAdjacencyConsistent(m)) {
this->errorMessage = "Error: mesh has a not consistent FF adjacency";
return false;
}
if (! tri::Clean<CMeshO>::HasConsistentPerFaceFauxFlag(m)) {
this->errorMessage = "QuadMesh problem: mesh has a not consistent FauxEdge tagging";
return false;
}
int nQuads = tri::Clean<CMeshO>::CountBitQuads(m);
int nTris = tri::Clean<CMeshO>::CountBitTris(m);
int nPolys = tri::Clean<CMeshO>::CountBitPolygons(m);
int nLargePolys = tri::Clean<CMeshO>::CountBitLargePolygons(m);
if(nLargePolys>0) nQuads=0;
Log("Mesh has %8i triangles \n",nTris);
Log(" %8i quads \n",nQuads);
Log(" %8i polygons \n",nPolys);
Log(" %8i large polygons (with internal faux vertexes)",nLargePolys);
if (! tri::Clean<CMeshO>::IsBitTriQuadOnly(m)) {
this->errorMessage = "QuadMesh problem: the mesh is not TriQuadOnly";
return false;
}
//
// i
//
//
// i+1 i+2
tri::UpdateFlags<CMeshO>::FaceClearV(m);
Distribution<float> AngleD; // angle distribution
Distribution<float> RatioD; // ratio distribution
tri::UpdateFlags<CMeshO>::FaceClearV(m);
for(CMeshO::FaceIterator fi=m.face.begin(); fi!=m.face.end(); ++fi)
if(!fi->IsV())
{
fi->SetV();
// Collect the vertices
Point3f qv[4];
bool quadFound=false;
for(int i=0; i<3; ++i)
{
if((*fi).IsF(i) && !(*fi).IsF((i+1)%3) && !(*fi).IsF((i+2)%3) )
{
qv[0] = fi->V0(i)->P(),
qv[1] = fi->FFp(i)->V2( fi->FFi(i) )->P(),
qv[2] = fi->V1(i)->P(),
qv[3] = fi->V2(i)->P();
quadFound=true;
}
}
assert(quadFound);
for(int i=0; i<4; ++i)
AngleD.Add(fabs(90-math::ToDeg(Angle(qv[(i+0)%4] - qv[(i+1)%4], qv[(i+2)%4] - qv[(i+1)%4]))));
float edgeLen[4];
for(int i=0; i<4; ++i)
edgeLen[i]=Distance(qv[(i+0)%4],qv[(i+1)%4]);
std::sort(edgeLen,edgeLen+4);
RatioD.Add(edgeLen[0]/edgeLen[3]);
}
Log("Right Angle Discrepancy Avg %4.3f Min %4.3f Max %4.3f StdDev %4.3f Percentile 0.05 %4.3f percentile 95 %4.3f",
AngleD.Avg(), AngleD.Min(), AngleD.Max(),AngleD.StandardDeviation(),AngleD.Percentile(0.05),AngleD.Percentile(0.95));
Log("Quad Ratio Avg %4.3f Min %4.3f Max %4.3f", RatioD.Avg(), RatioD.Min(), RatioD.Max());
return true;
}
/************************************************************/
if(filterName == "Compute Geometric Measures")
{
CMeshO &m=md.mm()->cm;
tri::Inertia<CMeshO> I(m);
float Area = tri::Stat<CMeshO>::ComputeMeshArea(m);
float Volume = I.Mass();
Log("Mesh Bounding Box Size %f %f %f", m.bbox.DimX(), m.bbox.DimY(), m.bbox.DimZ());
Log("Mesh Bounding Box Diag %f ", m.bbox.Diag());
Log("Mesh Volume is %f", Volume);
Log("Mesh Surface is %f", Area);
Point3f bc=tri::Stat<CMeshO>::ComputeShellBarycenter(m);
Log("Thin shell barycenter %9.6f %9.6f %9.6f",bc[0],bc[1],bc[2]);
if(Volume<=0) Log("Mesh is not 'solid', no information on barycenter and inertia tensor.");
else
{
Log("Center of Mass is %f %f %f", I.CenterOfMass()[0], I.CenterOfMass()[1], I.CenterOfMass()[2]);
Matrix33f IT;
I.InertiaTensor(IT);
Log("Inertia Tensor is :");
Log(" | %9.6f %9.6f %9.6f |",IT[0][0],IT[0][1],IT[0][2]);
Log(" | %9.6f %9.6f %9.6f |",IT[1][0],IT[1][1],IT[1][2]);
Log(" | %9.6f %9.6f %9.6f |",IT[2][0],IT[2][1],IT[2][2]);
Matrix33f PCA;
Point3f pcav;
I.InertiaTensorEigen(PCA,pcav);
Log("Principal axes are :");
Log(" | %9.6f %9.6f %9.6f |",PCA[0][0],PCA[0][1],PCA[0][2]);
Log(" | %9.6f %9.6f %9.6f |",PCA[1][0],PCA[1][1],PCA[1][2]);
Log(" | %9.6f %9.6f %9.6f |",PCA[2][0],PCA[2][1],PCA[2][2]);
Log("axis momenta are :");
Log(" | %9.6f %9.6f %9.6f |",pcav[0],pcav[1],pcav[2]);
}
return true;
}
/************************************************************/
if((filterName == "Per Vertex Quality Stat") || (filterName == "Per Face Quality Stat") )
{
CMeshO &m=md.mm()->cm;
Distribution<float> DD;
if(filterName == "Per Vertex Quality Stat")
tri::Stat<CMeshO>::ComputePerVertexQualityDistribution(m, DD, false);
else
tri::Stat<CMeshO>::ComputePerFaceQualityDistribution(m, DD, false);
Log(" Min %f Max %f",DD.Min(),DD.Max());
Log(" Avg %f Med %f",DD.Avg(),DD.Percentile(0.5f));
Log(" StdDev %f",DD.StandardDeviation());
Log(" Variance %f",DD.Variance());
return true;
}
if((filterName == "Per Vertex Quality Histogram") || (filterName == "Per Face Quality Histogram") )
{
CMeshO &m=md.mm()->cm;
float RangeMin = env.evalFloat("HistMin");
float RangeMax = env.evalFloat("HistMax");
int binNum = env.evalInt("binNum");
Histogramf H;
H.SetRange(RangeMin,RangeMax,binNum);
if(filterName == "Per Vertex Quality Histogram")
{
for(CMeshO::VertexIterator vi = m.vert.begin(); vi != m.vert.end(); ++vi)
if(!(*vi).IsD())
{
assert(!math::IsNAN((*vi).Q()) && "You should never try to compute Histogram with Invalid Floating points numbers (NaN)");
H.Add((*vi).Q());
}
} else {
for(CMeshO::FaceIterator fi = m.face.begin(); fi != m.face.end(); ++fi)
if(!(*fi).IsD())
{
assert(!math::IsNAN((*fi).Q()) && "You should never try to compute Histogram with Invalid Floating points numbers (NaN)");
H.Add((*fi).Q());
}
}
Log("( -inf..%15.7f) : %4.0f",RangeMin,H.BinCountInd(0));
for(int i=1; i<=binNum; ++i)
Log("[%15.7f..%15.7f) : %4.0f",H.BinLowerBound(i),H.BinUpperBound(i),H.BinCountInd(i));
Log("[%15.7f.. +inf) : %4.0f",RangeMax,H.BinCountInd(binNum+1));
return true;
}
return false;
}
bool ExtraMeshColorizePlugin::applyFilter(QAction *filter, MeshDocument &md, RichParameterSet & par, vcg::CallBackPos *cb){
MeshModel &m=*(md.mm());
switch(ID(filter)) {
case CP_SATURATE_QUALITY:{
m.updateDataMask(MeshModel::MM_VERTFACETOPO);
tri::UpdateQuality<CMeshO>::VertexSaturate(m.cm, par.getFloat("gradientThr"));
if(par.getBool("updateColor"))
{
Histogramf H;
tri::Stat<CMeshO>::ComputePerVertexQualityHistogram(m.cm,H);
m.updateDataMask(MeshModel::MM_VERTCOLOR);
tri::UpdateColor<CMeshO>::VertexQualityRamp(m.cm,H.Percentile(0.1f),H.Percentile(0.9f));
}
Log("Saturated ");
}
break;
case CP_MAP_VQUALITY_INTO_COLOR:
m.updateDataMask(MeshModel::MM_VERTCOLOR);
case CP_CLAMP_QUALITY:
{
float RangeMin = par.getFloat("minVal");
float RangeMax = par.getFloat("maxVal");
bool usePerc = par.getDynamicFloat("perc")>0;
Histogramf H;
tri::Stat<CMeshO>::ComputePerVertexQualityHistogram(m.cm,H);
float PercLo = H.Percentile(par.getDynamicFloat("perc")/100.f);
float PercHi = H.Percentile(1.0-par.getDynamicFloat("perc")/100.f);
if(par.getBool("zeroSym"))
{
RangeMin = min(RangeMin, -math::Abs(RangeMax));
RangeMax = max(math::Abs(RangeMin), RangeMax);
PercLo = min(PercLo, -math::Abs(PercHi));
PercHi = max(math::Abs(PercLo), PercHi);
}
if(usePerc)
{
if(ID(filter)==CP_CLAMP_QUALITY) tri::UpdateQuality<CMeshO>::VertexClamp(m.cm,PercLo,PercHi);
else tri::UpdateColor<CMeshO>::VertexQualityRamp(m.cm,PercLo,PercHi);
Log("Quality Range: %f %f; Used (%f %f) percentile (%f %f) ",H.MinV(),H.MaxV(),PercLo,PercHi,par.getDynamicFloat("perc"),100-par.getDynamicFloat("perc"));
} else {
if(ID(filter)==CP_CLAMP_QUALITY) tri::UpdateQuality<CMeshO>::VertexClamp(m.cm,RangeMin,RangeMax);
else tri::UpdateColor<CMeshO>::VertexQualityRamp(m.cm,RangeMin,RangeMax);
Log("Quality Range: %f %f; Used (%f %f)",H.MinV(),H.MaxV(),RangeMin,RangeMax);
}
break;
}
case CP_MAP_FQUALITY_INTO_COLOR: {
m.updateDataMask(MeshModel::MM_FACECOLOR);
float RangeMin = par.getFloat("minVal");
float RangeMax = par.getFloat("maxVal");
float perc = par.getDynamicFloat("perc");
Histogramf H;
tri::Stat<CMeshO>::ComputePerFaceQualityHistogram(m.cm,H);
float PercLo = H.Percentile(perc/100.f);
float PercHi = H.Percentile(1.0-perc/100.f);
// Make the range and percentile symmetric w.r.t. zero, so that
// the value zero is always colored in yellow
if(par.getBool("zeroSym")){
RangeMin = min(RangeMin, -math::Abs(RangeMax));
RangeMax = max(math::Abs(RangeMin), RangeMax);
PercLo = min(PercLo, -math::Abs(PercHi));
PercHi = max(math::Abs(PercLo), PercHi);
}
tri::UpdateColor<CMeshO>::FaceQualityRamp(m.cm,PercLo,PercHi);
Log("Quality Range: %f %f; Used (%f %f) percentile (%f %f) ",
H.MinV(), H.MaxV(), PercLo, PercHi, perc, 100-perc);
break;
}
case CP_DISCRETE_CURVATURE:
{
m.updateDataMask(MeshModel::MM_FACEFACETOPO | MeshModel::MM_VERTCURV);
m.updateDataMask(MeshModel::MM_VERTCOLOR | MeshModel::MM_VERTQUALITY);
tri::UpdateFlags<CMeshO>::FaceBorderFromFF(m.cm);
if ( tri::Clean<CMeshO>::CountNonManifoldEdgeFF(m.cm) > 0) {
errorMessage = "Mesh has some not 2-manifold faces, Curvature computation requires manifoldness"; // text
return false; // can't continue, mesh can't be processed
}
int delvert=tri::Clean<CMeshO>::RemoveUnreferencedVertex(m.cm);
if(delvert) Log("Pre-Curvature Cleaning: Removed %d unreferenced vertices",delvert);
tri::Allocator<CMeshO>::CompactVertexVector(m.cm);
tri::UpdateCurvature<CMeshO>::MeanAndGaussian(m.cm);
int curvType = par.getEnum("CurvatureType");
switch(curvType){
case 0: tri::UpdateQuality<CMeshO>::VertexFromMeanCurvature(m.cm); Log( "Computed Mean Curvature"); break;
case 1: tri::UpdateQuality<CMeshO>::VertexFromGaussianCurvature(m.cm); Log( "Computed Gaussian Curvature"); break;
case 2: tri::UpdateQuality<CMeshO>::VertexFromRMSCurvature(m.cm); Log( "Computed RMS Curvature"); break;
case 3: tri::UpdateQuality<CMeshO>::VertexFromAbsoluteCurvature(m.cm); Log( "Computed ABS Curvature"); break;
default : assert(0);
}
Histogramf H;
tri::Stat<CMeshO>::ComputePerVertexQualityHistogram(m.cm,H);
tri::UpdateColor<CMeshO>::VertexQualityRamp(m.cm,H.Percentile(0.1f),H.Percentile(0.9f));
Log( "Curvature Range: %f %f (Used 90 percentile %f %f) ",H.MinV(),H.MaxV(),H.Percentile(0.1f),H.Percentile(0.9f));
break;
}
case CP_TRIANGLE_QUALITY:
{
m.updateDataMask(MeshModel::MM_FACECOLOR | MeshModel::MM_FACEQUALITY);
CMeshO::FaceIterator fi;
Distribution<float> distrib;
float minV = 0;
float maxV = 1.0;
int metric = par.getEnum("Metric");
if(metric ==4 || metric ==5 )
{
if(!m.hasDataMask(MeshModel::MM_VERTTEXCOORD) && !m.hasDataMask(MeshModel::MM_WEDGTEXCOORD))
{
this->errorMessage = "This metric need Texture Coordinate";
return false;
}
}
switch(metric){
case 0: { //area / max edge
minV = 0;
maxV = sqrt(3.0f)/2.0f;
for(fi=m.cm.face.begin();fi!=m.cm.face.end();++fi) if(!(*fi).IsD())
(*fi).Q() = vcg::Quality((*fi).P(0), (*fi).P(1),(*fi).P(2));
} break;
case 1: { //inradius / circumradius
for(fi=m.cm.face.begin();fi!=m.cm.face.end();++fi) if(!(*fi).IsD())
(*fi).Q() = vcg::QualityRadii((*fi).P(0), (*fi).P(1), (*fi).P(2));
} break;
case 2: { //mean ratio
for(fi=m.cm.face.begin();fi!=m.cm.face.end();++fi) if(!(*fi).IsD())
(*fi).Q() = vcg::QualityMeanRatio((*fi).P(0), (*fi).P(1), (*fi).P(2));
} break;
case 3: { // AREA
for(fi=m.cm.face.begin();fi!=m.cm.face.end();++fi) if(!(*fi).IsD())
(*fi).Q() = vcg::DoubleArea((*fi))*0.5f;
tri::Stat<CMeshO>::ComputePerFaceQualityMinMax(m.cm,minV,maxV);
} break;
case 4: { //TEXTURE Angle Distortion
if(m.hasDataMask(MeshModel::MM_WEDGTEXCOORD))
{
for(fi=m.cm.face.begin();fi!=m.cm.face.end();++fi) if(!(*fi).IsD())
(*fi).Q() = Distortion<CMeshO,true>::AngleDistortion(&*fi);
} else {
for(fi=m.cm.face.begin();fi!=m.cm.face.end();++fi) if(!(*fi).IsD())
(*fi).Q() = Distortion<CMeshO,false>::AngleDistortion(&*fi);
}
tri::Stat<CMeshO>::ComputePerFaceQualityDistribution(m.cm,distrib);
minV = distrib.Percentile(0.05);
maxV = distrib.Percentile(0.95);
} break;
case 5: { //TEXTURE Area Distortion
float areaScaleVal, edgeScaleVal;
if(m.hasDataMask(MeshModel::MM_WEDGTEXCOORD))
{
Distortion<CMeshO,true>::MeshScalingFactor(m.cm, areaScaleVal,edgeScaleVal);
for(fi=m.cm.face.begin();fi!=m.cm.face.end();++fi) if(!(*fi).IsD())
(*fi).Q() = Distortion<CMeshO,true>::AreaDistortion(&*fi,areaScaleVal);
} else {
Distortion<CMeshO,false>::MeshScalingFactor(m.cm, areaScaleVal,edgeScaleVal);
for(fi=m.cm.face.begin();fi!=m.cm.face.end();++fi) if(!(*fi).IsD())
(*fi).Q() = Distortion<CMeshO,false>::AreaDistortion(&*fi,areaScaleVal);
}
tri::Stat<CMeshO>::ComputePerFaceQualityDistribution(m.cm,distrib);
minV = distrib.Percentile(0.05);
maxV = distrib.Percentile(0.95);
} break;
default: assert(0);
}
tri::UpdateColor<CMeshO>::FaceQualityRamp(m.cm,minV,maxV,false);
break;
}
case CP_RANDOM_CONNECTED_COMPONENT:
m.updateDataMask(MeshModel::MM_FACEFACETOPO);
m.updateDataMask(MeshModel::MM_FACEMARK | MeshModel::MM_FACECOLOR);
vcg::tri::UpdateColor<CMeshO>::FaceRandomConnectedComponent(m.cm);
break;
case CP_RANDOM_FACE:
m.updateDataMask(MeshModel::MM_FACEFACETOPO);
m.updateDataMask(MeshModel::MM_FACEMARK | MeshModel::MM_FACECOLOR);
vcg::tri::UpdateColor<CMeshO>::MultiFaceRandom(m.cm);
break;
case CP_VERTEX_SMOOTH:
{
int iteration = par.getInt("iteration");
tri::Smooth<CMeshO>::VertexColorLaplacian(m.cm,iteration,false,cb);
}
break;
case CP_FACE_SMOOTH:
{
m.updateDataMask(MeshModel::MM_FACEFACETOPO);
int iteration = par.getInt("iteration");
tri::Smooth<CMeshO>::FaceColorLaplacian(m.cm,iteration,false,cb);
}
break;
case CP_FACE_TO_VERTEX:
m.updateDataMask(MeshModel::MM_VERTCOLOR);
tri::UpdateColor<CMeshO>::VertexFromFace(m.cm);
break;
case CP_VERTEX_TO_FACE:
m.updateDataMask(MeshModel::MM_FACECOLOR);
tri::UpdateColor<CMeshO>::FaceFromVertex(m.cm);
break;
case CP_TEXTURE_TO_VERTEX:
{
m.updateDataMask(MeshModel::MM_VERTCOLOR);
if(!HasPerWedgeTexCoord(m.cm)) break;
CMeshO::FaceIterator fi;
QImage tex(m.cm.textures[0].c_str());
for(fi=m.cm.face.begin();fi!=m.cm.face.end();++fi) if(!(*fi).IsD())
{
for (int i=0; i<3; i++)
{
// note the trick for getting only the fractional part of the uv with the correct wrapping (e.g. 1.5 -> 0.5 and -0.3 -> 0.7)
vcg::Point2f newcoord((*fi).WT(i).P().X()-floor((*fi).WT(i).P().X()),(*fi).WT(i).P().Y()-floor((*fi).WT(i).P().Y()));
QRgb val = tex.pixel(newcoord[0]*tex.width(),(1-newcoord[1])*tex.height()-1);
(*fi).V(i)->C().SetRGB(qRed(val),qGreen(val),qBlue(val));
}
}
}
break;
}
return true;
}
// Core Function doing the actual mesh processing.
bool FilterMeasurePlugin::applyFilter(QAction *filter, MeshDocument &md, RichParameterSet & par, vcg::CallBackPos */*cb*/)
{
CMeshO::FaceIterator fi;
switch(ID(filter))
{
case FP_MEASURE_TOPO :
{
CMeshO &m=md.mm()->cm;
md.mm()->updateDataMask(MeshModel::MM_FACEFACETOPO);
md.mm()->updateDataMask(MeshModel::MM_VERTFACETOPO);
tri::Allocator<CMeshO>::CompactFaceVector(m);
tri::Allocator<CMeshO>::CompactVertexVector(m);
tri::UpdateTopology<CMeshO>::FaceFace(m);
tri::UpdateTopology<CMeshO>::VertexFace(m);
int edgeManif = tri::Clean<CMeshO>::CountNonManifoldEdgeFF(m,true);
int faceEdgeManif = tri::UpdateSelection<CMeshO>::CountFace(m);
tri::UpdateSelection<CMeshO>::ClearVertex(m);
tri::UpdateSelection<CMeshO>::ClearFace(m);
int vertManif = tri::Clean<CMeshO>::CountNonManifoldVertexFF(m,true);
tri::UpdateSelection<CMeshO>::FaceFromVertexLoose(m);
int faceVertManif = tri::UpdateSelection<CMeshO>::CountFace(m);
int edgeNum=0,borderNum=0;
tri::Clean<CMeshO>::CountEdges(m, edgeNum, borderNum);
int holeNum;
Log("V: %6i E: %6i F:%6i",m.vn,edgeNum,m.fn);
Log("Boundary Edges %i",borderNum);
int connectedComponentsNum = tri::Clean<CMeshO>::CountConnectedComponents(m);
Log("Mesh is composed by %i connected component(s)",connectedComponentsNum);
if(edgeManif==0 && vertManif==0)
Log("Mesh has is two-manifold ");
if(edgeManif!=0) Log("Mesh has %i non two manifold edges and %i faces are incident on these edges\n",edgeManif,faceEdgeManif);
if(vertManif!=0) Log("Mesh has %i non two manifold vertexes and %i faces are incident on these vertices\n",vertManif,faceVertManif);
// For Manifold meshes compute some other stuff
if(vertManif && edgeManif)
{
holeNum = tri::Clean<CMeshO>::CountHoles(m);
Log("Mesh has %i holes",holeNum);
int genus = tri::Clean<CMeshO>::MeshGenus(m, holeNum, connectedComponentsNum, edgeNum);
Log("Genus is %i",genus);
}
}
break;
/************************************************************/
case FP_MEASURE_TOPO_QUAD :
{
CMeshO &m=md.mm()->cm;
md.mm()->updateDataMask(MeshModel::MM_FACEFACETOPO);
md.mm()->updateDataMask(MeshModel::MM_FACEQUALITY);
if (! tri::Clean<CMeshO>::IsFFAdjacencyConsistent(m)){
Log("Error: mesh has a not consistent FF adjacency");
return false;
}
if (! tri::Clean<CMeshO>::HasConsistentPerFaceFauxFlag(m)) {
Log("Warning: mesh has a not consistent FauxEdge tagging");
return false;
}
if (! tri::Clean<CMeshO>::IsBitTriQuadOnly(m)) {
Log("Warning: IsBitTriQuadOnly");
//return false;
}
// if (! tri::Clean<CMeshO>::HasConsistentEdges(m)) lastErrorDetected |= NOT_EDGES_CONST;
int nsinglets= tri::BitQuadOptimization< tri::BitQuad<CMeshO> >::MarkSinglets(m);
if ( nsinglets ) {
Log("Warning: MarkSinglets");
//return false;
}
if (! tri::BitQuad<CMeshO>::HasConsistentValencyFlag(m))
{
Log("Warning: HasConsistentValencyFlag");
//return false;
}
int nQuads = tri::Clean<CMeshO>::CountBitQuads(m);
int nTris = tri::Clean<CMeshO>::CountBitTris(m);
int nPolys = tri::Clean<CMeshO>::CountBitPolygons(m);
Log("Mesh has %i tri %i quad and %i polig",nTris,nQuads,nPolys);
}
break;
/************************************************************/
case FP_MEASURE_GEOM :
{
CMeshO &m=md.mm()->cm;
tri::Inertia<CMeshO> I;
I.Compute(m);
tri::UpdateBounding<CMeshO>::Box(m);
float Area = tri::Stat<CMeshO>::ComputeMeshArea(m);
float Volume = I.Mass();
Log("Mesh Bounding Box Size %f %f %f", m.bbox.DimX(), m.bbox.DimY(), m.bbox.DimZ());
Log("Mesh Bounding Box Diag %f ", m.bbox.Diag());
Log("Mesh Volume is %f", Volume);
Log("Center of Mass is %f %f %f", I.CenterOfMass()[0], I.CenterOfMass()[1], I.CenterOfMass()[2]);
Matrix33f IT;
I.InertiaTensor(IT);
Log("Inertia Tensor is :");
Log(" | %9.6f %9.6f %9.6f |",IT[0][0],IT[0][1],IT[0][2]);
Log(" | %9.6f %9.6f %9.6f |",IT[1][0],IT[1][1],IT[1][2]);
Log(" | %9.6f %9.6f %9.6f |",IT[2][0],IT[2][1],IT[2][2]);
Log("Mesh Surface is %f", Area);
Matrix44f PCA;
Point4f pcav;
I.InertiaTensorEigen(PCA,pcav);
Log("Principal axes are :");
Log(" | %9.6f %9.6f %9.6f |",PCA[0][0],PCA[0][1],PCA[0][2]);
Log(" | %9.6f %9.6f %9.6f |",PCA[1][0],PCA[1][1],PCA[1][2]);
Log(" | %9.6f %9.6f %9.6f |",PCA[2][0],PCA[2][1],PCA[2][2]);
// Point3f ax0(PCA[0][0],PCA[0][1],PCA[0][2]);
// Point3f ax1(PCA[1][0],PCA[1][1],PCA[1][2]);
// Point3f ax2(PCA[2][0],PCA[2][1],PCA[2][2]);
// Log("ax0*ax1 %f (len ax0 %f) ",ax0*ax1, Norm(ax0));
// Log("ax1*ax2 %f (len ax1 %f) ",ax1*ax2, Norm(ax1));
// Log("ax0*ax2 %f (len ax2 %f) ",ax0*ax2, Norm(ax2));
Log("axis momenta are :");
Log(" | %9.6f %9.6f %9.6f |",pcav[0],pcav[1],pcav[2]);
}
break;
/************************************************************/
case FP_MEASURE_VERTEX_QUALITY_DISTRIBUTION :
case FP_MEASURE_FACE_QUALITY_DISTRIBUTION :
{
CMeshO &m=md.mm()->cm;
Distribution<float> DD;
if(ID(filter)==FP_MEASURE_VERTEX_QUALITY_DISTRIBUTION)
tri::Stat<CMeshO>::ComputePerVertexQualityDistribution(m, DD, false);
else
tri::Stat<CMeshO>::ComputePerFaceQualityDistribution(m, DD, false);
Log(" Min %f Max %f",DD.Min(),DD.Max());
Log(" Avg %f Med %f",DD.Avg(),DD.Percentile(0.5f));
Log(" StdDev %f",DD.StandardDeviation());
Log(" Variance %f",DD.Variance());
}
break;
case FP_MEASURE_GAUSSCURV :
{
CMeshO &m=md.mm()->cm;
SimpleTempData<CMeshO::VertContainer, float> TDArea(m.vert,0.0f);
SimpleTempData<CMeshO::VertContainer, float> TDAngleSum(m.vert,0);
tri::UpdateQuality<CMeshO>::VertexConstant(m,0);
float angle[3];
CMeshO::FaceIterator fi;
for(fi=m.face.begin(); fi!= m.face.end(); ++fi)
{
angle[0] = math::Abs(Angle( (*fi).P(1)-(*fi).P(0),(*fi).P(2)-(*fi).P(0) ));
angle[1] = math::Abs(Angle( (*fi).P(0)-(*fi).P(1),(*fi).P(2)-(*fi).P(1) ));
angle[2] = M_PI-(angle[0]+angle[1]);
float area= DoubleArea(*fi)/6.0f;
for(int i=0;i<3;++i)
{
TDArea[(*fi).V(i)]+=area;
TDAngleSum[(*fi).V(i)]+=angle[i];
}
}
CMeshO::VertexIterator vi;
float totalSum=0;
for(vi=m.vert.begin(); vi!= m.vert.end(); ++vi)
{
(*vi).Q() = (2.0*M_PI-TDAngleSum[vi]);//*TDArea[vi];
//if((*vi).IsS())
totalSum += (*vi).Q();
}
Log("integrated is %f (%f*pi)", totalSum,totalSum/M_PI);
} break;
case FP_MEASURE_VERTEX_QUALITY_HISTOGRAM:
case FP_MEASURE_FACE_QUALITY_HISTOGRAM:
{
CMeshO &m=md.mm()->cm;
float RangeMin = par.getFloat("minVal");
float RangeMax = par.getFloat("maxVal");
int binNum = par.getInt("binNum");
Histogramf H;
H.SetRange(RangeMin,RangeMax,binNum);
if(ID(filter)==FP_MEASURE_VERTEX_QUALITY_DISTRIBUTION)
{
for(CMeshO::VertexIterator vi = m.vert.begin(); vi != m.vert.end(); ++vi)
if(!(*vi).IsD())
{
assert(!math::IsNAN((*vi).Q()) && "You should never try to compute Histogram with Invalid Floating points numbers (NaN)");
H.Add((*vi).Q());
}
}else{
for(CMeshO::FaceIterator fi = m.face.begin(); fi != m.face.end(); ++fi)
if(!(*fi).IsD())
{
assert(!math::IsNAN((*fi).Q()) && "You should never try to compute Histogram with Invalid Floating points numbers (NaN)");
H.Add((*fi).Q());
}
}
Log("( -inf..%15.7f) : %i",RangeMin,H.BinCountInd(0));
for(int i=1;i<=binNum;++i)
Log("[%15.7f..%15.7f) : %i",H.BinLowerBound(i),H.BinUpperBound(i),H.BinCountInd(i));
Log("[%15.7f.. +inf) : %i",RangeMax,H.BinCountInd(binNum+1));
} break;
default: assert(0);
}
return true;
}
