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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkHyperTreeGridGeometry1DImpl
* @brief vtkHyperTreeGridGeometry internal classes for 1D vtkHyperTreeGrid
*
* This class is an internal class used in by the vtkHyperTreeGridGeometry filter
* to generate the HTG surface in the 1D case.
*/
#ifndef vtkHyperTreeGridGeometry1DImpl_h
#define vtkHyperTreeGridGeometry1DImpl_h
#include "vtkHyperTreeGridGeometrySmallDimensionsImpl.h"
#include <vector> // For std::vector
VTK_ABI_NAMESPACE_BEGIN
class vtkHyperTreeGridGeometry1DImpl : public vtkHyperTreeGridGeometrySmallDimensionsImpl
{
public:
vtkHyperTreeGridGeometry1DImpl(vtkHyperTreeGrid* input, vtkPoints* outPoints,
vtkCellArray* outCells, vtkDataSetAttributes* inCellDataAttributes,
vtkDataSetAttributes* outCellDataAttributes, bool passThroughCellIds,
const std::string& originalCellIdArrayName, bool fillMaterial);
~vtkHyperTreeGridGeometry1DImpl() override = default;
protected:
/**
* Generate the surface for a leaf cell cut by one interface.
* Called by ProcessLeafCellWithInterface.
*/
void ProcessLeafCellWithOneInterface(vtkHyperTreeGridNonOrientedGeometryCursor* cursor,
double signe, const std::vector<double>& distancesToInterface) override;
/**
* Generate the surface for a leaf cell cut by two interfaces.
* Called by ProcessLeafCellWithInterface.
*/
void ProcessLeafCellWithDoubleInterface(vtkHyperTreeGridNonOrientedGeometryCursor* cursor,
const std::vector<double>& distancesToInterfaceA,
const std::vector<double>& distancesToInterfaceB) override;
/**
* Compute the point coordinates of the surface of the current cell, independently
* of the fact that the current cell has a defined interface or not.
*
* Used as a pre-process in ProcessLeafCellWithInterface.
*/
void BuildCellPoints(vtkHyperTreeGridNonOrientedGeometryCursor* cursor) override;
private:
/**
* Denotes the oriention of the 1D HTG
* 0, 1, 2 = aligned along the X, Y, Z axis
*/
unsigned int Axis = 0;
};
VTK_ABI_NAMESPACE_END
#endif /* vtkHyperTreeGridGeometry1DImpl_h */
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