vtkUnsignedDistance.h

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

  Program:   Visualization Toolkit
  Module:    vtkUnsignedDistance.h

  Copyright (c) Kitware, Inc.
  All rights reserved.
  See LICENSE file 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 vtkUnsignedDistance_h
#define vtkUnsignedDistance_h

#include "vtkFiltersPointsModule.h" // For export macro
#include "vtkImageAlgorithm.h"

class vtkPolyData;
class vtkAbstractPointLocator;


class VTKFILTERSPOINTS_EXPORT vtkUnsignedDistance : public vtkImageAlgorithm
{
public:

  static vtkUnsignedDistance *New();
  vtkTypeMacro(vtkUnsignedDistance,vtkImageAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  vtkGetVectorMacro(Dimensions,int,3);
  void SetDimensions(int i, int j, int k);
  void SetDimensions(const int dim[3]);


  vtkSetVector6Macro(Bounds,double);
  vtkGetVectorMacro(Bounds,double,6);


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


  vtkSetClampMacro(AdjustDistance,double,-1.0,1.0);
  vtkGetMacro(AdjustDistance,double);


  vtkSetClampMacro(Radius,double,0.0,VTK_FLOAT_MAX);
  vtkGetMacro(Radius,double);


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


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


  vtkSetMacro(CapValue,double);
  vtkGetMacro(CapValue,double);


  vtkSetMacro(OutputScalarType,int);
  vtkGetMacro(OutputScalarType,int);
  void SetOutputScalarTypeToFloat(){this->SetOutputScalarType(VTK_FLOAT);};
  void SetOutputScalarTypeToDouble(){this->SetOutputScalarType(VTK_DOUBLE);};

  void StartAppend();

  void Append(vtkPolyData *input);

  void EndAppend();

  // See the vtkAlgorithm for a description of what these do
  int ProcessRequest(vtkInformation*,
                     vtkInformationVector**,
                     vtkInformationVector*) override;

protected:
  vtkUnsignedDistance();
  ~vtkUnsignedDistance() override;

  int Dimensions[3];
  double Bounds[6];
  vtkTypeBool AdjustBounds;
  double AdjustDistance;
  double Radius;
  vtkAbstractPointLocator *Locator;
  vtkTypeBool Capping;
  double CapValue;
  int OutputScalarType;

  // Flag tracks whether process needs initialization
  int Initialized;

  int RequestInformation (vtkInformation *,
                          vtkInformationVector **,
                          vtkInformationVector *) override;
  int RequestData (vtkInformation *,
                   vtkInformationVector **, vtkInformationVector *) override;
  int FillInputPortInformation(int, vtkInformation*) override;

private:
  vtkUnsignedDistance(const vtkUnsignedDistance&) = delete;
  void operator=(const vtkUnsignedDistance&) = delete;

};

#endif