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101 lines
2.6 KiB
C
101 lines
2.6 KiB
C
3 weeks ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkImageIslandRemoval2D.h
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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/**
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* @class vtkImageIslandRemoval2D
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* @brief Removes small clusters in masks.
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*
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* vtkImageIslandRemoval2D computes the area of separate islands in
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* a mask image. It removes any island that has less than AreaThreshold
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* pixels. Output has the same ScalarType as input. It generates
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* the whole 2D output image for any output request.
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*/
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#ifndef vtkImageIslandRemoval2D_h
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#define vtkImageIslandRemoval2D_h
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#include "vtkImageAlgorithm.h"
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#include "vtkImagingMorphologicalModule.h" // For export macro
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typedef struct
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{
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void* inPtr;
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void* outPtr;
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int idx0;
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int idx1;
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} vtkImage2DIslandPixel;
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class VTKIMAGINGMORPHOLOGICAL_EXPORT vtkImageIslandRemoval2D : public vtkImageAlgorithm
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{
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public:
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//@{
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/**
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* Constructor: Sets default filter to be identity.
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*/
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static vtkImageIslandRemoval2D* New();
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vtkTypeMacro(vtkImageIslandRemoval2D, vtkImageAlgorithm);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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//@}
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//@{
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/**
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* Set/Get the cutoff area for removal
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*/
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vtkSetMacro(AreaThreshold, int);
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vtkGetMacro(AreaThreshold, int);
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//@}
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//@{
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/**
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* Set/Get whether to use 4 or 8 neighbors
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*/
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vtkSetMacro(SquareNeighborhood, vtkTypeBool);
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vtkGetMacro(SquareNeighborhood, vtkTypeBool);
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vtkBooleanMacro(SquareNeighborhood, vtkTypeBool);
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//@}
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//@{
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/**
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* Set/Get the value to remove.
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*/
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vtkSetMacro(IslandValue, double);
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vtkGetMacro(IslandValue, double);
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//@}
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//@{
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/**
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* Set/Get the value to put in the place of removed pixels.
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*/
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vtkSetMacro(ReplaceValue, double);
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vtkGetMacro(ReplaceValue, double);
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//@}
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protected:
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vtkImageIslandRemoval2D();
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~vtkImageIslandRemoval2D() override {}
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int AreaThreshold;
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vtkTypeBool SquareNeighborhood;
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double IslandValue;
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double ReplaceValue;
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int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
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private:
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vtkImageIslandRemoval2D(const vtkImageIslandRemoval2D&) = delete;
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void operator=(const vtkImageIslandRemoval2D&) = delete;
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};
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#endif
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