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155 lines
4.4 KiB
C++
155 lines
4.4 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkImageChangeInformation.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 vtkImageChangeInformation
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* @brief modify spacing, origin and extent.
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*
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* vtkImageChangeInformation modify the spacing, origin, or extent of
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* the data without changing the data itself. The data is not resampled
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* by this filter, only the information accompanying the data is modified.
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*/
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#ifndef vtkImageChangeInformation_h
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#define vtkImageChangeInformation_h
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#include "vtkImageAlgorithm.h"
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#include "vtkImagingCoreModule.h" // For export macro
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class vtkImageData;
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class VTKIMAGINGCORE_EXPORT vtkImageChangeInformation : public vtkImageAlgorithm
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{
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public:
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static vtkImageChangeInformation* New();
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vtkTypeMacro(vtkImageChangeInformation, vtkImageAlgorithm);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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//@{
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/**
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* Copy the information from another data set. By default,
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* the information is copied from the input.
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*/
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virtual void SetInformationInputData(vtkImageData*);
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virtual vtkImageData* GetInformationInput();
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//@}
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//@{
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/**
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* Specify new starting values for the extent explicitly.
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* These values are used as WholeExtent[0], WholeExtent[2] and
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* WholeExtent[4] of the output. The default is to the
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* use the extent start of the Input, or of the InformationInput
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* if InformationInput is set.
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*/
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vtkSetVector3Macro(OutputExtentStart, int);
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vtkGetVector3Macro(OutputExtentStart, int);
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//@}
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//@{
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/**
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* Specify a new data spacing explicitly. The default is to
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* use the spacing of the Input, or of the InformationInput
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* if InformationInput is set.
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*/
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vtkSetVector3Macro(OutputSpacing, double);
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vtkGetVector3Macro(OutputSpacing, double);
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//@}
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//@{
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/**
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* Specify a new data origin explicitly. The default is to
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* use the origin of the Input, or of the InformationInput
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* if InformationInput is set.
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*/
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vtkSetVector3Macro(OutputOrigin, double);
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vtkGetVector3Macro(OutputOrigin, double);
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//@}
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//@{
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/**
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* Set the Origin of the output so that image coordinate (0,0,0)
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* lies at the Center of the data set. This will override
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* SetOutputOrigin. This is often a useful operation to apply
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* before using vtkImageReslice to apply a transformation to an image.
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*/
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vtkSetMacro(CenterImage, vtkTypeBool);
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vtkBooleanMacro(CenterImage, vtkTypeBool);
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vtkGetMacro(CenterImage, vtkTypeBool);
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//@}
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//@{
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/**
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* Apply a translation to the extent.
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*/
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vtkSetVector3Macro(ExtentTranslation, int);
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vtkGetVector3Macro(ExtentTranslation, int);
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//@}
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//@{
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/**
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* Apply a scale factor to the spacing.
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*/
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vtkSetVector3Macro(SpacingScale, double);
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vtkGetVector3Macro(SpacingScale, double);
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//@}
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//@{
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/**
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* Apply a translation to the origin.
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*/
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vtkSetVector3Macro(OriginTranslation, double);
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vtkGetVector3Macro(OriginTranslation, double);
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//@}
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//@{
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/**
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* Apply a scale to the origin. The scale is applied
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* before the translation.
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*/
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vtkSetVector3Macro(OriginScale, double);
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vtkGetVector3Macro(OriginScale, double);
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//@}
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protected:
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vtkImageChangeInformation();
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~vtkImageChangeInformation() override;
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vtkTypeBool CenterImage;
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int OutputExtentStart[3];
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int ExtentTranslation[3];
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int FinalExtentTranslation[3];
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double OutputSpacing[3];
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double SpacingScale[3];
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double OutputOrigin[3];
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double OriginScale[3];
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double OriginTranslation[3];
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int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
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int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
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int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
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int FillInputPortInformation(int port, vtkInformation* info) override;
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private:
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vtkImageChangeInformation(const vtkImageChangeInformation&) = delete;
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void operator=(const vtkImageChangeInformation&) = delete;
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};
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#endif
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