vtkPerlinNoise.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkPerlinNoise_h
#define vtkPerlinNoise_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkImplicitFunction.h"
 
VTK_ABI_NAMESPACE_BEGIN
class VTKCOMMONDATAMODEL_EXPORT vtkPerlinNoise : public vtkImplicitFunction
{
public:
  vtkTypeMacro(vtkPerlinNoise, vtkImplicitFunction);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkPerlinNoise* New();


  using vtkImplicitFunction::EvaluateFunction;
  double EvaluateFunction(double x[3]) override;

  void EvaluateGradient(double x[3], double n[3]) override;


  vtkSetVector3Macro(Frequency, double);
  vtkGetVectorMacro(Frequency, double, 3);


  vtkSetVector3Macro(Phase, double);
  vtkGetVectorMacro(Phase, double, 3);


  vtkSetMacro(Amplitude, double);
  vtkGetMacro(Amplitude, double);
 
protected:
  vtkPerlinNoise();
  ~vtkPerlinNoise() override = default;
 
  double Frequency[3];
  double Phase[3];
  double Amplitude;
 
private:
  vtkPerlinNoise(const vtkPerlinNoise&) = delete;
  void operator=(const vtkPerlinNoise&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif