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https://gitlab.kitware.com/vtk/vtk-m
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Add GetNumberOfActiveFields method to FilterField
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@ -46,7 +46,7 @@ public:
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vtkm::cont::Field::Association association = vtkm::cont::Field::Association::Any)
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{
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auto index_st = static_cast<std::size_t>(index);
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ResizeIfNeeded(index_st);
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this->ResizeIfNeeded(index_st);
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this->ActiveFieldNames[index_st] = name;
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this->ActiveFieldAssociation[index_st] = association;
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}
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@ -79,7 +79,7 @@ public:
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void SetActiveCoordinateSystem(vtkm::IdComponent index, vtkm::Id coord_idx)
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{
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auto index_st = static_cast<std::size_t>(index);
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ResizeIfNeeded(index_st);
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this->ResizeIfNeeded(index_st);
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this->ActiveCoordinateSystemIndices[index_st] = coord_idx;
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}
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@ -120,6 +120,19 @@ public:
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}
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///@}
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/// \brief Return the number of active fields currently set.
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///
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/// The general interface to `FilterField` allows a user to set an arbitrary number
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/// of active fields (indexed 0 and on). This method returns the number of active
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/// fields that are set. Note that the filter implementation is free to ignore
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/// any active fields it does not support. Also note that an active field can be
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/// set to be either a named field or a coordinate system.
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vtkm::IdComponent GetNumberOfActiveFields() const
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{
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VTKM_ASSERT(this->ActiveFieldNames.size() == this->UseCoordinateSystemAsField.size());
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return static_cast<vtkm::IdComponent>(this->UseCoordinateSystemAsField.size());
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}
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protected:
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VTKM_CONT
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const vtkm::cont::Field& GetFieldFromDataSet(const vtkm::cont::DataSet& input) const
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