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66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkExtractSelectedTree.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 vtkExtractSelectedTree
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* @brief return a subtree from a vtkTree
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*
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*
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* input 0 --- a vtkTree
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* input 1 --- a vtkSelection, containing selected vertices. It may have
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* FILED_type set to POINTS ( a vertex selection) or CELLS (an edge selection).
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* A vertex selection preserves the edges that connect selected vertices.
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* An edge selection perserves the vertices that are adjacent to at least one
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* selected edges.
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*/
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#ifndef vtkExtractSelectedTree_h
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#define vtkExtractSelectedTree_h
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#include "vtkInfovisCoreModule.h" // For export macro
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#include "vtkTreeAlgorithm.h"
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class vtkTree;
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class vtkIdTypeArray;
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class vtkMutableDirectedGraph;
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class VTKINFOVISCORE_EXPORT vtkExtractSelectedTree : public vtkTreeAlgorithm
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{
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public:
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static vtkExtractSelectedTree* New();
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vtkTypeMacro(vtkExtractSelectedTree, vtkTreeAlgorithm);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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/**
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* A convenience method for setting the second input (i.e. the selection).
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*/
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void SetSelectionConnection(vtkAlgorithmOutput* in);
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int FillInputPortInformation(int port, vtkInformation* info) override;
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protected:
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vtkExtractSelectedTree();
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~vtkExtractSelectedTree() override;
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int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
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int BuildTree(vtkTree* inputTree, vtkIdTypeArray* list, vtkMutableDirectedGraph* builder);
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private:
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vtkExtractSelectedTree(const vtkExtractSelectedTree&) = delete;
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void operator=(const vtkExtractSelectedTree&) = delete;
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};
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#endif
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