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121 lines
3.5 KiB
C++
121 lines
3.5 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkResampleToImage.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 vtkResampleToImage
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* @brief sample dataset on a uniform grid
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*
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* vtkPResampleToImage is a filter that resamples the input dataset on
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* a uniform grid. It internally uses vtkProbeFilter to do the probing.
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* @sa
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* vtkProbeFilter
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*/
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#ifndef vtkResampleToImage_h
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#define vtkResampleToImage_h
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#include "vtkAlgorithm.h"
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#include "vtkFiltersCoreModule.h" // For export macro
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#include "vtkNew.h" // For vtkCompositeDataProbeFilter member variable
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class vtkDataObject;
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class vtkImageData;
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class VTKFILTERSCORE_EXPORT vtkResampleToImage : public vtkAlgorithm
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{
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public:
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vtkTypeMacro(vtkResampleToImage, vtkAlgorithm);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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static vtkResampleToImage* New();
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//@{
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/**
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* Set/Get if the filter should use Input bounds to sub-sample the data.
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* By default it is set to 1.
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*/
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vtkSetMacro(UseInputBounds, bool);
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vtkGetMacro(UseInputBounds, bool);
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vtkBooleanMacro(UseInputBounds, bool);
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//@}
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//@{
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/**
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* Set/Get sampling bounds. If (UseInputBounds == 1) then the sampling
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* bounds won't be used.
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*/
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vtkSetVector6Macro(SamplingBounds, double);
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vtkGetVector6Macro(SamplingBounds, double);
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//@}
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//@{
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/**
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* Set/Get sampling dimension along each axis. Default will be [10,10,10]
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*/
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vtkSetVector3Macro(SamplingDimensions, int);
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vtkGetVector3Macro(SamplingDimensions, int);
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//@}
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/**
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* Get the output data for this algorithm.
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*/
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vtkImageData* GetOutput();
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protected:
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vtkResampleToImage();
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~vtkResampleToImage() override;
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// Usual data generation method
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vtkTypeBool ProcessRequest(
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vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
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virtual int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
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virtual int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
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virtual int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
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int FillInputPortInformation(int, vtkInformation*) override;
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int FillOutputPortInformation(int, vtkInformation*) override;
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/**
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* Get the name of the valid-points mask array.
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*/
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const char* GetMaskArrayName() const;
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/**
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* Resample input vtkDataObject to a vtkImageData with the specified bounds
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* and extent.
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*/
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void PerformResampling(vtkDataObject* input, const double samplingBounds[6],
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bool computeProbingExtent, const double inputBounds[6], vtkImageData* output);
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/**
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* Mark invalid points and cells of vtkImageData as hidden
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*/
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void SetBlankPointsAndCells(vtkImageData* data);
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/**
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* Helper function to compute the bounds of the given vtkDataSet or
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* vtkCompositeDataSet
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*/
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static void ComputeDataBounds(vtkDataObject* data, double bounds[6]);
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bool UseInputBounds;
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double SamplingBounds[6];
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int SamplingDimensions[3];
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private:
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vtkResampleToImage(const vtkResampleToImage&) = delete;
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void operator=(const vtkResampleToImage&) = delete;
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};
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#endif
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