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76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
3 weeks ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkNormalizeMatrixVectors.h
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-------------------------------------------------------------------------
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Copyright 2008 Sandia Corporation.
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Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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the U.S. Government retains certain rights in this software.
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-------------------------------------------------------------------------
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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 vtkNormalizeMatrixVectors
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* @brief given a sparse input matrix, produces
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* a sparse output matrix with each vector normalized to unit length with respect
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* to a p-norm (default p=2).
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*
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* @par Thanks:
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* Developed by Timothy M. Shead (tshead@sandia.gov) at Sandia National Laboratories.
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*/
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#ifndef vtkNormalizeMatrixVectors_h
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#define vtkNormalizeMatrixVectors_h
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#include "vtkArrayDataAlgorithm.h"
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#include "vtkFiltersGeneralModule.h" // For export macro
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class VTKFILTERSGENERAL_EXPORT vtkNormalizeMatrixVectors : public vtkArrayDataAlgorithm
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{
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public:
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static vtkNormalizeMatrixVectors* New();
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vtkTypeMacro(vtkNormalizeMatrixVectors, vtkArrayDataAlgorithm);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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//@{
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/**
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* Controls whether to normalize row-vectors or column-vectors. 0 = rows, 1 = columns.
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*/
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vtkGetMacro(VectorDimension, int);
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vtkSetMacro(VectorDimension, int);
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//@}
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//@{
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/**
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* Value of p in p-norm normalization, subject to p >= 1. Default is p=2 (Euclidean norm).
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*/
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vtkGetMacro(PValue, double);
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vtkSetMacro(PValue, double);
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//@}
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protected:
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vtkNormalizeMatrixVectors();
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~vtkNormalizeMatrixVectors() override;
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int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
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int VectorDimension;
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double PValue;
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private:
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vtkNormalizeMatrixVectors(const vtkNormalizeMatrixVectors&) = delete;
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void operator=(const vtkNormalizeMatrixVectors&) = delete;
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};
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#endif
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