vtkLODActor.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkLODActor_h
#define vtkLODActor_h
 
#include "vtkActor.h"
#include "vtkRenderingLODModule.h" // For export macro
 
VTK_ABI_NAMESPACE_BEGIN
class vtkMapper;
class vtkMapperCollection;
class vtkPolyDataAlgorithm;
class vtkPolyDataMapper;
class vtkRenderer;
class vtkViewport;
class vtkWindow;
 
class VTKRENDERINGLOD_EXPORT vtkLODActor : public vtkActor
{
public:
  vtkTypeMacro(vtkLODActor, vtkActor);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  static vtkLODActor* New();
 
  void Render(vtkRenderer*, vtkMapper*) override;
 
  void ReleaseGraphicsResources(vtkWindow*) override;
 
  void AddLODMapper(vtkMapper* mapper);
 
 
  virtual void SetLowResFilter(vtkPolyDataAlgorithm*);
  virtual void SetMediumResFilter(vtkPolyDataAlgorithm*);
  vtkGetObjectMacro(LowResFilter, vtkPolyDataAlgorithm);
  vtkGetObjectMacro(MediumResFilter, vtkPolyDataAlgorithm);
 
 
  vtkGetMacro(NumberOfCloudPoints, int);
  vtkSetMacro(NumberOfCloudPoints, int);
 
 
  vtkGetObjectMacro(LODMappers, vtkMapperCollection);
 
  void Modified() override;
 
  void ShallowCopy(vtkProp* prop) override;
 
protected:
  vtkLODActor();
  ~vtkLODActor() override;
 
  vtkActor* Device;
  vtkMapperCollection* LODMappers;
 
  // We can create our own LOD filters. The default is to use a
  //
  vtkPolyDataAlgorithm* LowResFilter;
  vtkPolyDataAlgorithm* MediumResFilter;
  vtkPolyDataMapper* LowMapper;
  vtkPolyDataMapper* MediumMapper;
 
  vtkTimeStamp BuildTime;
  int NumberOfCloudPoints;
 
  virtual void CreateOwnLODs();
  virtual void UpdateOwnLODs();
  virtual void DeleteOwnLODs();
 
private:
  vtkLODActor(const vtkLODActor&) = delete;
  void operator=(const vtkLODActor&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif