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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
// Funded by CEA, DAM, DIF, F-91297 Arpajon, France
#ifndef vtkToConstantArrayStrategy_h
#define vtkToConstantArrayStrategy_h
#include "vtkFiltersReductionModule.h" // for export
#include "vtkToImplicitStrategy.h"
VTK_ABI_NAMESPACE_BEGIN
/**
* @class vtkToConstantArrayStrategy
*
* Strategy to be used in conjunction with `vtkToImplicitArrayFilter` to identify and compress
* constant arrays.
*/
class VTKFILTERSREDUCTION_EXPORT vtkToConstantArrayStrategy final : public vtkToImplicitStrategy
{
public:
static vtkToConstantArrayStrategy* New();
vtkTypeMacro(vtkToConstantArrayStrategy, vtkToImplicitStrategy);
void PrintSelf(std::ostream& os, vtkIndent indent) override;
///@{
/**
* Parent API implementing the strategy
*/
vtkToImplicitStrategy::Optional EstimateReduction(vtkDataArray*) override;
vtkSmartPointer<vtkDataArray> Reduce(vtkDataArray*) override;
///@}
protected:
vtkToConstantArrayStrategy() = default;
~vtkToConstantArrayStrategy() override = default;
private:
vtkToConstantArrayStrategy(const vtkToConstantArrayStrategy&) = delete;
void operator=(const vtkToConstantArrayStrategy&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif // vtkToConstantArrayStrategy_h
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