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98 lines
2.8 KiB
C
98 lines
2.8 KiB
C
3 weeks ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkExtractTimeSteps.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 vtkExtractTimeSteps
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* @brief extract specific time-steps from dataset
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*
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* vtkExtractTimeSteps extracts the specified time steps from the input dataset.
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* The timesteps to be extracted are specified by their indices. If no
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* time step is specified, all of the input time steps are extracted.
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* This filter is useful when one wants to work with only a sub-set of the input
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* time steps.
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*/
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#ifndef vtkExtractTimeSteps_h
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#define vtkExtractTimeSteps_h
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#include "vtkFiltersExtractionModule.h" // for export macro
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#include "vtkPassInputTypeAlgorithm.h"
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#include <set> // for time step indices
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class VTKFILTERSEXTRACTION_EXPORT vtkExtractTimeSteps : public vtkPassInputTypeAlgorithm
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{
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public:
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vtkTypeMacro(vtkExtractTimeSteps, vtkPassInputTypeAlgorithm);
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void PrintSelf(ostream& os, vtkIndent indent);
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static vtkExtractTimeSteps *New();
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/**
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* Get the number of time steps that will be extracted
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*/
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int GetNumberOfTimeSteps() const
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{
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return static_cast<int>(this->TimeStepIndices.size());
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}
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/**
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* Add a time step index. Not added if the index already exists.
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*/
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void AddTimeStepIndex(int timeStepIndex);
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//@{
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/**
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* Get/Set an array of time step indices. For the Get function,
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* timeStepIndices should be big enough for GetNumberOfTimeSteps() values.
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*/
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void SetTimeStepIndices(int count, const int *timeStepIndices);
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void GetTimeStepIndices(int *timeStepIndices) const;
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//@}
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/**
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* Generate a range of indices in [begin, end) with a step size of 'step'
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*/
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void GenerateTimeStepIndices(int begin, int end, int step);
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//@{
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/**
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* Clear the time step indices
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*/
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void ClearTimeStepIndices()
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{
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this->TimeStepIndices.clear();
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this->Modified();
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}
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//@}
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protected:
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vtkExtractTimeSteps() {};
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~vtkExtractTimeSteps() {};
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virtual int RequestData(vtkInformation *, vtkInformationVector **,
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vtkInformationVector *);
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virtual int RequestInformation(vtkInformation *, vtkInformationVector **,
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vtkInformationVector *);
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std::set<int> TimeStepIndices;
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private:
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vtkExtractTimeSteps(const vtkExtractTimeSteps&) VTK_DELETE_FUNCTION;
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void operator=(const vtkExtractTimeSteps&) VTK_DELETE_FUNCTION;
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};
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#endif // vtkExtractTimeSteps_h
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