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| 37 | |
| 38 | //------------------------------------------------------------------------------ |
| 39 | int vtkSplitColumnComponents::RequestData( |
| 40 | vtkInformation*, vtkInformationVector** inputVector, vtkInformationVector* outputVector) |
| 41 | { |
| 42 | // Get input tables |
| 43 | vtkInformation* table1Info = inputVector[0]->GetInformationObject(0); |
| 44 | vtkTable* table = vtkTable::SafeDownCast(table1Info->Get(vtkDataObject::DATA_OBJECT())); |
| 45 | |
| 46 | // Get output table |
| 47 | vtkInformation* outInfo = outputVector->GetInformationObject(0); |
| 48 | vtkTable* output = vtkTable::SafeDownCast(outInfo->Get(vtkDataObject::DATA_OBJECT())); |
| 49 | |
| 50 | vtkDataSetAttributes* inputRD = table->GetRowData(); |
| 51 | vtkDataSetAttributes* outputRD = output->GetRowData(); |
| 52 | |
| 53 | vtkDataArray* inputGlobalIds = inputRD->GetGlobalIds(); |
| 54 | |
| 55 | // Add columns from table, split multiple component columns as necessary |
| 56 | for (int i = 0; i < table->GetNumberOfColumns(); ++i) |
| 57 | { |
| 58 | if (this->CheckAbort()) |
| 59 | { |
| 60 | break; |
| 61 | } |
| 62 | vtkAbstractArray* col = table->GetColumn(i); |
| 63 | if (col->GetName() == nullptr) |
| 64 | { |
| 65 | vtkWarningMacro("Skipping column with no name!"); |
| 66 | continue; |
| 67 | } |
| 68 | |
| 69 | int components = col->GetNumberOfComponents(); |
| 70 | if (components == 1) |
| 71 | { |
| 72 | output->AddColumn(col); |
| 73 | vtkDataArray* newCol = |
| 74 | vtkArrayDownCast<vtkDataArray>(output->GetColumn(output->GetNumberOfColumns() - 1)); |
| 75 | |
| 76 | if (col == inputGlobalIds) |
| 77 | { |
| 78 | outputRD->SetGlobalIds(newCol); |
| 79 | } |
| 80 | } |
| 81 | else if (components > 1) |
| 82 | { |
| 83 | // Split the multicomponent column up into individual columns |
| 84 | int colSize = col->GetNumberOfTuples(); |
| 85 | for (int j = 0; j < components; ++j) |
| 86 | { |
| 87 | const std::string component_label = this->GetComponentLabel(col, j); |
| 88 | vtkAbstractArray* newCol = vtkAbstractArray::CreateArray(col->GetDataType()); |
| 89 | newCol->SetName(component_label.c_str()); |
| 90 | newCol->SetNumberOfTuples(colSize); |
| 91 | // pass component name overrides, if provided. |
| 92 | if (col->HasAComponentName()) |
| 93 | { |
| 94 | newCol->SetComponentName(0, col->GetComponentName(j)); |
| 95 | } |
| 96 | // Now copy the components into their new columns |
nothing calls this directly
no test coverage detected