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SMESH: fixes #6553: [Bug] gmsh with VTK9.x does not work

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This commit is contained in:
wmayer
2022-03-28 13:46:21 +02:00
parent 5f5afd4b65
commit d60dd085b7
1 changed files with 8 additions and 2 deletions
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10
src/3rdParty/salomesmesh/src/SMDS/SMDS_UnstructuredGrid.cpp vendored
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@@ -49,7 +49,7 @@ void SMDS_CellLinks::ResizeForPoint(vtkIdType vtkID)
if ( vtkID > this->MaxId )
{
this->MaxId = vtkID;
if ( vtkID >= this->Size )
if ( vtkID >= this->Size )
vtkCellLinks::Resize( vtkID+SMDS_Mesh::chunkSize );
}
}
@@ -332,8 +332,14 @@ void SMDS_UnstructuredGrid::copyBloc(vtkUnsignedCharArray *newTypes,
{
newTypes->SetValue(alreadyCopied, this->Types->GetValue(j));
idCellsOldToNew[j] = alreadyCopied; // old vtkId --> new vtkId
// The difference is mainly the internal representation of vtkCellArray between vtk 7.x and vtk 9.x
// In the old version a single array of the form (n1,id1,id2,...,idn1, n2,id1,id2,...,idn2, ...) is used
// whereas in the new version there are two arrays for offset and connectivity of the forms
// (n1,n2,n3) and (id1,id2,...,idn1,id1,id2,...,idn2, ...)
// The Locations array in vtk 7.x kept the positions of the n's of the above array: (0, idn1 + 1, idn2 + 2).
// In vtk 9.x this array doesn't exist any more but its values can be determined with idni + i
#ifdef VTK_CELL_ARRAY_V2
vtkIdType oldLoc = this->GetCellLocationsArray()->GetValue(j);
vtkIdType oldLoc = ((vtkIdTypeArray *)(this->Connectivity->GetOffsetsArray()))->GetValue( j ) + j;
#else
vtkIdType oldLoc = this->Locations->GetValue(j);
#endif