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80 lines
2.7 KiB
C
80 lines
2.7 KiB
C
3 weeks ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkPolyDataMapperNode.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 vtkPolyDataMapperNode
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* @brief vtkViewNode specialized for vtkPolyDataMappers
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*
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* State storage and graph traversal for vtkPolyDataMapper/PolyDataMapper and Property
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* Made a choice to merge PolyDataMapper, PolyDataMapper and property together. If there
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* is a compelling reason to separate them we can.
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*/
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#ifndef vtkPolyDataMapperNode_h
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#define vtkPolyDataMapperNode_h
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#include "vtkMapperNode.h"
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#include "vtkRenderingSceneGraphModule.h" // For export macro
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#include <vector> //for results
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class vtkActor;
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class vtkPolyDataMapper;
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class vtkPolyData;
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class VTKRENDERINGSCENEGRAPH_EXPORT vtkPolyDataMapperNode : public vtkMapperNode
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{
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public:
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static vtkPolyDataMapperNode* New();
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vtkTypeMacro(vtkPolyDataMapperNode, vtkMapperNode);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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typedef struct
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{
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std::vector<unsigned int> vertex_index;
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std::vector<unsigned int> vertex_reverse;
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std::vector<unsigned int> line_index;
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std::vector<unsigned int> line_reverse;
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std::vector<unsigned int> triangle_index;
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std::vector<unsigned int> triangle_reverse;
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std::vector<unsigned int> strip_index;
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std::vector<unsigned int> strip_reverse;
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} vtkPDConnectivity;
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protected:
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vtkPolyDataMapperNode();
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~vtkPolyDataMapperNode() override;
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// Utilities for children
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/**
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* Makes a cleaned up version of the polydata's geometry in which NaN are removed
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* (substituted with neighbor) and the PolyDataMapper's transformation matrix is applied.
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*/
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static void TransformPoints(vtkActor* act, vtkPolyData* poly, std::vector<double>& vertices);
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/**
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* Homogenizes the entire polydata using internal CreateXIndexBuffer functions.
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* They flatten the input polydata's Points, Lines, Polys, and Strips contents into
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* the output arrays. The output "index" arrays contain indices into the Points. The
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* output "reverse" array contains indices into the original CellArray.
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*/
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static void MakeConnectivity(vtkPolyData* poly, int representation, vtkPDConnectivity& conn);
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private:
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vtkPolyDataMapperNode(const vtkPolyDataMapperNode&) = delete;
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void operator=(const vtkPolyDataMapperNode&) = delete;
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};
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#endif
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