vtkPolyDataMapperNode.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkPolyDataMapperNode.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkPolyDataMapperNode_h
#define vtkPolyDataMapperNode_h

#include "vtkRenderingSceneGraphModule.h" // For export macro
#include "vtkMapperNode.h"

#include <vector> //for results

class vtkActor;
class vtkPolyDataMapper;
class vtkPolyData;

class VTKRENDERINGSCENEGRAPH_EXPORT vtkPolyDataMapperNode :
  public vtkMapperNode
{
public:
  static vtkPolyDataMapperNode* New();
  vtkTypeMacro(vtkPolyDataMapperNode, vtkMapperNode);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  typedef struct {
    std::vector<unsigned int> vertex_index;
    std::vector<unsigned int> vertex_reverse;
    std::vector<unsigned int> line_index;
    std::vector<unsigned int> line_reverse;
    std::vector<unsigned int> triangle_index;
    std::vector<unsigned int> triangle_reverse;
    std::vector<unsigned int> strip_index;
    std::vector<unsigned int> strip_reverse;
  } vtkPDConnectivity;

protected:
  vtkPolyDataMapperNode();
  ~vtkPolyDataMapperNode();

  //Utilities for children
  static void TransformPoints(vtkActor *act,
                              vtkPolyData *poly,
                              std::vector<double> &vertices);

  static void MakeConnectivity(vtkPolyData *poly,
                               int representation,
                               vtkPDConnectivity &conn);

 private:
  vtkPolyDataMapperNode(const vtkPolyDataMapperNode&) = delete;
  void operator=(const vtkPolyDataMapperNode&) = delete;
};

#endif