vtkPolyDataNormals.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkPolyDataNormals_h
#define vtkPolyDataNormals_h
 
#include "vtkFiltersCoreModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
 
VTK_ABI_NAMESPACE_BEGIN
class vtkFloatArray;
class vtkIdList;
class vtkPolyData;
 
class VTKFILTERSCORE_EXPORT vtkPolyDataNormals : public vtkPolyDataAlgorithm
{
public:
  vtkTypeMacro(vtkPolyDataNormals, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkPolyDataNormals* New();


  vtkSetClampMacro(FeatureAngle, double, 0.0, 180.0);
  vtkGetMacro(FeatureAngle, double);


  vtkSetMacro(Splitting, vtkTypeBool);
  vtkGetMacro(Splitting, vtkTypeBool);
  vtkBooleanMacro(Splitting, vtkTypeBool);


  vtkSetMacro(Consistency, vtkTypeBool);
  vtkGetMacro(Consistency, vtkTypeBool);
  vtkBooleanMacro(Consistency, vtkTypeBool);


  vtkSetMacro(AutoOrientNormals, vtkTypeBool);
  vtkGetMacro(AutoOrientNormals, vtkTypeBool);
  vtkBooleanMacro(AutoOrientNormals, vtkTypeBool);


  vtkSetMacro(ComputePointNormals, vtkTypeBool);
  vtkGetMacro(ComputePointNormals, vtkTypeBool);
  vtkBooleanMacro(ComputePointNormals, vtkTypeBool);


  vtkSetMacro(ComputeCellNormals, vtkTypeBool);
  vtkGetMacro(ComputeCellNormals, vtkTypeBool);
  vtkBooleanMacro(ComputeCellNormals, vtkTypeBool);


  vtkSetMacro(FlipNormals, vtkTypeBool);
  vtkGetMacro(FlipNormals, vtkTypeBool);
  vtkBooleanMacro(FlipNormals, vtkTypeBool);


  vtkSetMacro(NonManifoldTraversal, vtkTypeBool);
  vtkGetMacro(NonManifoldTraversal, vtkTypeBool);
  vtkBooleanMacro(NonManifoldTraversal, vtkTypeBool);


  vtkSetClampMacro(OutputPointsPrecision, int, SINGLE_PRECISION, DEFAULT_PRECISION);
  vtkGetMacro(OutputPointsPrecision, int);
 
  static vtkSmartPointer<vtkFloatArray> GetCellNormals(vtkPolyData* data);
  static vtkSmartPointer<vtkFloatArray> GetPointNormals(
    vtkPolyData* data, vtkFloatArray* cellNormals, double flipDirection = 1.0);
 
protected:
  vtkPolyDataNormals();
  ~vtkPolyDataNormals() override = default;
 
  // Usual data generation method
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  double FeatureAngle;
  vtkTypeBool Splitting;
  vtkTypeBool Consistency;
  vtkTypeBool FlipNormals;
  vtkTypeBool AutoOrientNormals;
  vtkTypeBool NonManifoldTraversal;
  vtkTypeBool ComputePointNormals;
  vtkTypeBool ComputeCellNormals;
  int OutputPointsPrecision;
 
private:
  vtkPolyDataNormals(const vtkPolyDataNormals&) = delete;
  void operator=(const vtkPolyDataNormals&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif