vtkLODActor.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkLODActor.h,v $

  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 __vtkLODActor_h
#define __vtkLODActor_h

#include "vtkActor.h"

class vtkMapper;
class vtkMapperCollection;
class vtkMaskPoints;
class vtkOutlineFilter;
class vtkPolyDataMapper;
class vtkRenderer;
class vtkViewport;
class vtkWindow;

class VTK_RENDERING_EXPORT vtkLODActor : public vtkActor
{
public:
  vtkTypeRevisionMacro(vtkLODActor,vtkActor);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkLODActor *New();

  virtual void Render(vtkRenderer *, vtkMapper *);

  int RenderOpaqueGeometry(vtkViewport *viewport);

  void ReleaseGraphicsResources(vtkWindow *);

  void AddLODMapper(vtkMapper *mapper);


  vtkGetMacro(NumberOfCloudPoints,int);
  vtkSetMacro(NumberOfCloudPoints,int);


  vtkGetObjectMacro(LODMappers, vtkMapperCollection);

  void Modified();
  
  void ShallowCopy(vtkProp *prop);

protected:
  vtkLODActor();
  ~vtkLODActor();

  vtkActor            *Device;
  vtkMapperCollection *LODMappers;

  // stuff for creating our own LOD mappers
  vtkMaskPoints       *MaskPoints;
  vtkOutlineFilter    *OutlineFilter;
  vtkTimeStamp        BuildTime;
  int                 NumberOfCloudPoints;
  vtkPolyDataMapper   *LowMapper;
  vtkPolyDataMapper   *MediumMapper;

  virtual void CreateOwnLODs();
  virtual void UpdateOwnLODs();
  virtual void DeleteOwnLODs();

private:
  vtkLODActor(const vtkLODActor&);  // Not implemented.
  void operator=(const vtkLODActor&);  // Not implemented.
};

#endif

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