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modified isosurface() to use tri::Simplify( mesh, getDelta()/4 ); It doesn't crash at startup because I compacted the vertex array first, but something is wrong... I simply don't know how to use it well considering it completely lacks of documentation

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This commit is contained in:
Paolo Cignoni cignoni 2010-04-27 12:49:24 +00:00
parent 046ef0d85d
commit fa733a9b03
2 changed files with 26 additions and 9 deletions
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18
src/meshlabplugins/edit_vase/OLD.h
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@ -67,3 +67,21 @@ vcg::face::PointDistanceBaseFunctor<CMeshO::ScalarType> PDistFunct;
nearestF = unifGridFace.GetClosest(PDistFunct,markerFunctor,startPt,dist_upper_bound,dist,closestPt);
// ------------- CLEANING -------------
if(par.getBool("AutoClean"))
{
int nullFaces=tri::Clean<CMeshO>::RemoveFaceOutOfRangeArea(m.cm,0);
if(nullFaces) Log(GLLogStream::FILTER, "PostSimplification Cleaning: Removed %d null faces", nullFaces);
int deldupvert=tri::Clean<CMeshO>::RemoveDuplicateVertex(m.cm);
if(deldupvert) Log(GLLogStream::FILTER, "PostSimplification Cleaning: Removed %d duplicated vertices", deldupvert);
int delvert=tri::Clean<CMeshO>::RemoveUnreferencedVertex(m.cm);
if(delvert) Log(GLLogStream::FILTER, "PostSimplification Cleaning: Removed %d unreferenced vertices",delvert);
m.clearDataMask(MeshModel::MM_FACEFACETOPO | MeshModel::MM_FACEFLAGBORDER);
tri::Allocator<CMeshO>::CompactVertexVector(m.cm);
tri::Allocator<CMeshO>::CompactFaceVector(m.cm);
}
tri::UpdateNormals<CMeshO>::PerVertexNormalizedPerFace(m.cm);
tri::UpdateBounding<CMeshO>::Box(m.cm);

17
src/meshlabplugins/edit_vase/volume.cpp
View File

@ -234,7 +234,6 @@ void MyVolume::isosurface( CMeshO& mesh, float offset ){
(*vi).P()[2] = ((*vi).P()[2]-padsize) * delta + bbox.min[2];
}
//--- Remove slivers which might crash the whole system (reuses the one defined by plymc)
// Paolo: il parametro perc va dato in funzione della grandezza del voxel se gli dai come
// perc: perc=voxel.side/4 sei safe
@ -243,16 +242,16 @@ void MyVolume::isosurface( CMeshO& mesh, float offset ){
mesh.face.EnableVFAdjacency();
tri::UpdateTopology<CMeshO>::VertexFace( mesh );
tri::Simplify( mesh, getDelta()/4 );
// tri::Simplify( mesh, getDelta()/16 );
// Update surface normals
vcg::tri::UpdateNormals<CMeshO>::PerVertexNormalizedPerFaceNormalized( mesh );
vcg::tri::UpdateFlags<CMeshO>::FaceProjection(mesh); // needed to have more robust face distance tests
//--- The simplify operation removed some vertices
tri::Allocator<CMeshO>::CompactVertexVector( mesh );
tri::Allocator<CMeshO>::CompactFaceVector( mesh );
// DEBUG: Update bounding box and print out center
// vcg::tri::UpdateBounding<CMeshO>::Box(mesh);
// Check whether we are at right position
// Point3f center = mesh.bbox.Center();
// qDebug() << "Isosurface center: " << center[0] << " " << center[1] << " " << center[2] << endl;
//--- Update surface normals
tri::UpdateNormals<CMeshO>::PerVertexNormalizedPerFaceNormalized( mesh );
//--- Face orientation, needed to have more robust face distance tests
tri::UpdateFlags<CMeshO>::FaceProjection(mesh);
}
/// gridaccell is needed only to retrieve the correct face=>voxel index