vtkPVLODVolume.h

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

  Program:   ParaView
  Module:    vtkPVLODVolume.h

  Copyright (c) Kitware, Inc.
  All rights reserved.
  See Copyright.txt or http://www.paraview.org/HTML/Copyright.html 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 vtkPVLODVolume_h
#define vtkPVLODVolume_h

#include "vtkRemotingViewsModule.h" // needed for export macro
#include "vtkVolume.h"

class vtkLODProp3D;
class vtkMapper;

class VTKREMOTINGVIEWS_EXPORT vtkPVLODVolume : public vtkVolume
{
public:
  vtkTypeMacro(vtkPVLODVolume, vtkVolume);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkPVLODVolume* New();


  int RenderOpaqueGeometry(vtkViewport* viewport) override;
  int RenderVolumetricGeometry(vtkViewport* viewport) override;
  int RenderTranslucentPolygonalGeometry(vtkViewport*) override;

  int HasTranslucentPolygonalGeometry() override;

  void ReleaseGraphicsResources(vtkWindow*) override;


  virtual void SetMapper(vtkAbstractVolumeMapper*);
  vtkAbstractVolumeMapper* GetMapper() override;


  virtual void SetLODMapper(vtkAbstractVolumeMapper*);
  virtual void SetLODMapper(vtkMapper*);

  virtual void SetProperty(vtkVolumeProperty* property) override;

  void ShallowCopy(vtkProp* prop) override;

  double* GetBounds() override;

  void SetAllocatedRenderTime(double t, vtkViewport* v) override;


  vtkSetMacro(EnableLOD, int);
  vtkGetMacro(EnableLOD, int);

  void SetPropertyKeys(vtkInformation* keys) override;

protected:
  vtkPVLODVolume();
  ~vtkPVLODVolume() override;

  bool CanRender();

  vtkLODProp3D* LODProp;
  int HighLODId;
  int LowLODId;
  int EnableLOD;
  int SelectLOD();
  double MapperBounds[6];
  vtkTimeStamp BoundsMTime;
  virtual void UpdateLODProperty();

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

#endif