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
#include "vtkWrappingHints.h"      // For VTK_MARSHALAUTO

VTK_ABI_NAMESPACE_BEGIN
class vtkMapper;
class vtkMapperCollection;
class vtkPolyDataAlgorithm;
class vtkPolyDataMapper;
class vtkRenderer;
class vtkViewport;
class vtkWindow;

class VTKRENDERINGLOD_EXPORT VTK_MARSHALAUTO 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);


  VTK_MARSHALEXCLUDE(VTK_MARSHAL_EXCLUDE_REASON_NOT_SUPPORTED)
  virtual void SetLowResFilter(vtkPolyDataAlgorithm*);
  VTK_MARSHALEXCLUDE(VTK_MARSHAL_EXCLUDE_REASON_NOT_SUPPORTED)
  virtual void SetMediumResFilter(vtkPolyDataAlgorithm*);
  VTK_MARSHALEXCLUDE(VTK_MARSHAL_EXCLUDE_REASON_NOT_SUPPORTED)
  vtkGetObjectMacro(LowResFilter, vtkPolyDataAlgorithm);
  VTK_MARSHALEXCLUDE(VTK_MARSHAL_EXCLUDE_REASON_NOT_SUPPORTED)
  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