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98 lines
3.1 KiB
C++
98 lines
3.1 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkTreeMapToPolyData.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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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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/**
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* @class vtkTreeMapToPolyData
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* @brief converts a tree to a polygonal data representing a tree map
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*
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*
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* This algorithm requires that the vtkTreeMapLayout filter has already applied to the
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* data in order to create the quadruple array (min x, max x, min y, max y) of
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* bounds for each vertex of the tree.
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*/
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#ifndef vtkTreeMapToPolyData_h
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#define vtkTreeMapToPolyData_h
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#include "vtkInfovisLayoutModule.h" // For export macro
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#include "vtkPolyDataAlgorithm.h"
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class VTKINFOVISLAYOUT_EXPORT vtkTreeMapToPolyData : public vtkPolyDataAlgorithm
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{
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public:
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static vtkTreeMapToPolyData* New();
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vtkTypeMacro(vtkTreeMapToPolyData, vtkPolyDataAlgorithm);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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/**
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* The field containing quadruples of the form (min x, max x, min y, max y)
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* representing the bounds of the rectangles for each vertex.
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* This array may be added to the tree using vtkTreeMapLayout.
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*/
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virtual void SetRectanglesArrayName(const char* name)
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{
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this->SetInputArrayToProcess(0, 0, 0, vtkDataObject::FIELD_ASSOCIATION_VERTICES, name);
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}
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/**
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* The field containing the level of each tree node.
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* This can be added using vtkTreeLevelsFilter before this filter.
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* If this is not present, the filter simply calls tree->GetLevel(v) for
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* each vertex, which will produce the same result, but
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* may not be as efficient.
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*/
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virtual void SetLevelArrayName(const char* name)
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{
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this->SetInputArrayToProcess(1, 0, 0, vtkDataObject::FIELD_ASSOCIATION_VERTICES, name);
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}
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//@{
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/**
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* The spacing along the z-axis between tree map levels.
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*/
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vtkGetMacro(LevelDeltaZ, double);
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vtkSetMacro(LevelDeltaZ, double);
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//@}
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//@{
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/**
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* The spacing along the z-axis between tree map levels.
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*/
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vtkGetMacro(AddNormals, bool);
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vtkSetMacro(AddNormals, bool);
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//@}
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int FillInputPortInformation(int port, vtkInformation* info) override;
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protected:
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vtkTreeMapToPolyData();
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~vtkTreeMapToPolyData() override;
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double LevelDeltaZ;
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bool AddNormals;
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int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
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private:
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vtkTreeMapToPolyData(const vtkTreeMapToPolyData&) = delete;
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void operator=(const vtkTreeMapToPolyData&) = delete;
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};
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#endif
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