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iterate over surface points directly in the relaxation

This commit is contained in:
papush! 2022-03-16 13:00:49 +01:00
parent ffe5a68504
commit dacb2ffa04
1 changed files with 7 additions and 8 deletions
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15
src/relaxation_filter.cc
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@ -25,16 +25,18 @@ vtkTypeBool RelaxationFilter::RequestData(
newPoints->DeepCopy(output->GetPoints());
vtkNew<vtkIdList> neighborCells;
vtkNew<vtkIdList> cellPoints;
vtkIdTypeArray *surfacePoints = vtkIdTypeArray::SafeDownCast(
output->GetFieldData()->GetArray("surface_points"));
vtkIntArray *isSurface = vtkIntArray::SafeDownCast(
output->GetPointData()->GetArray("isSurface"));
std::set<vtkIdType> neighbors;
output->BuildLinks();
double avg[3];
for (vtkIdType i = 0; i < output->GetNumberOfPoints(); i++) {
if (!isSurface->GetValue(i)) continue;
for (vtkIdType i = 0; i < surfacePoints->GetNumberOfValues(); i++) {
vtkIdType id = surfacePoints->GetValue(i);
output->GetPointCells(i, neighborCells);
output->GetPointCells(id, neighborCells);
if (neighborCells->GetNumberOfIds() != 0) {
@ -52,10 +54,7 @@ vtkTypeBool RelaxationFilter::RequestData(
}
cellPoints->Reset();
}
if (neighbors.find(i) != neighbors.end()) {
neighbors.erase(neighbors.find(i));
}
neighbors.erase(neighbors.find(id));
if (neighbors.size() != 0) {
avg[0] = 0; avg[1] = 0; avg[2] = 0;
for (const vtkIdType &j : neighbors) {
@ -64,7 +63,7 @@ vtkTypeBool RelaxationFilter::RequestData(
vtkMath::Add(point, avg, avg);
}
vtkMath::MultiplyScalar(avg, 1. / neighbors.size());
newPoints->SetPoint(i, avg);
newPoints->SetPoint(id, avg);
}
}
neighborCells->Reset();