vtkMarchingCubes.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkMarchingCubes.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkMarchingCubes_h
#define vtkMarchingCubes_h

#include "vtkFiltersCoreModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"

#include "vtkContourValues.h" // Needed for direct access to ContourValues

class vtkIncrementalPointLocator;

class VTKFILTERSCORE_EXPORT vtkMarchingCubes : public vtkPolyDataAlgorithm
{
public:
  static vtkMarchingCubes* New();
  vtkTypeMacro(vtkMarchingCubes, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  // Methods to set contour values
  void SetValue(int i, double value);
  double GetValue(int i);
  double* GetValues();
  void GetValues(double* contourValues);
  void SetNumberOfContours(int number);
  vtkIdType GetNumberOfContours();
  void GenerateValues(int numContours, double range[2]);
  void GenerateValues(int numContours, double rangeStart, double rangeEnd);

  // Because we delegate to vtkContourValues
  vtkMTimeType GetMTime() override;


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


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


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


  void SetLocator(vtkIncrementalPointLocator* locator);
  vtkGetObjectMacro(Locator, vtkIncrementalPointLocator);

  void CreateDefaultLocator();

protected:
  vtkMarchingCubes();
  ~vtkMarchingCubes() override;

  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int FillInputPortInformation(int port, vtkInformation* info) override;

  vtkContourValues* ContourValues;
  vtkTypeBool ComputeNormals;
  vtkTypeBool ComputeGradients;
  vtkTypeBool ComputeScalars;
  vtkIncrementalPointLocator* Locator;

private:
  vtkMarchingCubes(const vtkMarchingCubes&) = delete;
  void operator=(const vtkMarchingCubes&) = delete;
};

inline void vtkMarchingCubes::SetValue(int i, double value)
{
  this->ContourValues->SetValue(i, value);
}

inline double vtkMarchingCubes::GetValue(int i)
{
  return this->ContourValues->GetValue(i);
}

inline double* vtkMarchingCubes::GetValues()
{
  return this->ContourValues->GetValues();
}

inline void vtkMarchingCubes::GetValues(double* contourValues)
{
  this->ContourValues->GetValues(contourValues);
}

inline void vtkMarchingCubes::SetNumberOfContours(int number)
{
  this->ContourValues->SetNumberOfContours(number);
}

inline vtkIdType vtkMarchingCubes::GetNumberOfContours()
{
  return this->ContourValues->GetNumberOfContours();
}

inline void vtkMarchingCubes::GenerateValues(int numContours, double range[2])
{
  this->ContourValues->GenerateValues(numContours, range);
}

inline void vtkMarchingCubes::GenerateValues(int numContours, double rangeStart, double rangeEnd)
{
  this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);
}

#endif