vtkImplicitProjectOnPlaneDistance.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkImplicitProjectOnPlaneDistance_h
#define vtkImplicitProjectOnPlaneDistance_h
 
#include "vtkImplicitFunction.h"
 
#include "vtkAbstractCellLocator.h" // User defined cellLocator
#include "vtkFiltersCoreModule.h"   // For export macro
#include "vtkSmartPointer.h"        // It has vtkSmartPointer fields
 
VTK_ABI_NAMESPACE_BEGIN
class vtkGenericCell;
class vtkPolyData;
class vtkPlane;
 
class VTKFILTERSCORE_EXPORT vtkImplicitProjectOnPlaneDistance : public vtkImplicitFunction
{
public:
  enum class NormType
  {
    L0 = 0,
    L2 = 2
  };
 
  static vtkImplicitProjectOnPlaneDistance* New();
  vtkTypeMacro(vtkImplicitProjectOnPlaneDistance, vtkImplicitFunction);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  vtkMTimeType GetMTime() override;
 
  using vtkImplicitFunction::EvaluateFunction;
  double EvaluateFunction(double x[3]) override;
 
  void EvaluateGradient(double x[3], double g[3]) override;
 
  void SetInput(vtkPolyData* input);
 
 
  vtkGetMacro(Tolerance, double);
  vtkSetMacro(Tolerance, double);
 
 
  NormType GetNorm() const { return Norm; }
  void SetNorm(NormType n)
  {
    Norm = n;
    Modified();
  }
#ifndef __VTK_WRAP_JAVA__
  // The Java wrappers cannot resolve this signature from the one above,
  // see https://gitlab.kitware.com/vtk/vtk/-/issues/17744
  void SetNorm(int n)
  {
    Norm = static_cast<NormType>(n);
    Modified();
  }
#endif
 
 
  vtkGetSmartPointerMacro(Locator, vtkAbstractCellLocator);
  vtkSetSmartPointerMacro(Locator, vtkAbstractCellLocator);
 
protected:
  vtkImplicitProjectOnPlaneDistance();
  ~vtkImplicitProjectOnPlaneDistance() override = default;
 
  void CreateDefaultLocator();
 
  double Tolerance;
  NormType Norm;
 
  vtkSmartPointer<vtkPolyData> Input;
  vtkSmartPointer<vtkAbstractCellLocator> Locator;
  vtkSmartPointer<vtkPlane> ProjectionPlane;
 
  // Stored here to avoid multiple allocation / dealloction
  vtkSmartPointer<vtkGenericCell> UnusedCell;
  double Bounds[6];
 
private:
  vtkImplicitProjectOnPlaneDistance(const vtkImplicitProjectOnPlaneDistance&) = delete;
  void operator=(const vtkImplicitProjectOnPlaneDistance&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif