vtkLODProp3D.h

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

  Program:   Visualization Toolkit
  Module:    vtkLODProp3D.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 vtkLODProp3D_h
#define vtkLODProp3D_h

#include "vtkRenderingCoreModule.h" // For export macro
#include "vtkProp3D.h"

class vtkRenderer;
class vtkMapper;
class vtkAbstractVolumeMapper;
class vtkAbstractMapper3D;
class vtkImageMapper3D;
class vtkProperty;
class vtkVolumeProperty;
class vtkImageProperty;
class vtkTexture;
class vtkLODProp3DCallback;

typedef struct
{
  vtkProp3D   *Prop3D;
  int         Prop3DType;
  int         ID;
  double       EstimatedTime;
  int         State;
  double       Level;
} vtkLODProp3DEntry;

class VTKRENDERINGCORE_EXPORT vtkLODProp3D : public vtkProp3D
{
public:
  static vtkLODProp3D *New();

  vtkTypeMacro(vtkLODProp3D, vtkProp3D);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  double *GetBounds() VTK_SIZEHINT(6) override;
  void GetBounds(double bounds[6])
    { this->vtkProp3D::GetBounds( bounds ); }


  int AddLOD( vtkMapper *m, vtkProperty *p, vtkProperty *back,
              vtkTexture *t, double time );
  int AddLOD( vtkMapper *m, vtkProperty *p, vtkTexture *t, double time );
  int AddLOD( vtkMapper *m, vtkProperty *p, vtkProperty *back, double time );
  int AddLOD( vtkMapper *m, vtkProperty *p, double time );
  int AddLOD( vtkMapper *m, vtkTexture *t, double time );
  int AddLOD( vtkMapper *m, double time );
  int AddLOD( vtkAbstractVolumeMapper *m, vtkVolumeProperty *p, double time );
  int AddLOD( vtkAbstractVolumeMapper *m, double time );
  int AddLOD( vtkImageMapper3D *m, vtkImageProperty *p, double time );
  int AddLOD( vtkImageMapper3D *m, double time );


  vtkGetMacro(NumberOfLODs, int);


  vtkGetMacro(CurrentIndex, int);

  void RemoveLOD(int id);


  void SetLODProperty(int id, vtkProperty *p);
  void GetLODProperty(int id, vtkProperty **p);
  void SetLODProperty(int id, vtkVolumeProperty *p);
  void GetLODProperty(int id, vtkVolumeProperty **p);
  void SetLODProperty(int id, vtkImageProperty *p);
  void GetLODProperty(int id, vtkImageProperty **p);


  void SetLODMapper(int id, vtkMapper *m);
  void GetLODMapper(int id, vtkMapper **m);
  void SetLODMapper(int id, vtkAbstractVolumeMapper *m);
  void GetLODMapper(int id, vtkAbstractVolumeMapper **m);
  void SetLODMapper(int id, vtkImageMapper3D *m);
  void GetLODMapper(int id, vtkImageMapper3D **m);

  vtkAbstractMapper3D *GetLODMapper(int id);


  void SetLODBackfaceProperty(int id, vtkProperty *t);
  void GetLODBackfaceProperty(int id, vtkProperty **t);


  void SetLODTexture(int id, vtkTexture *t);
  void GetLODTexture(int id, vtkTexture **t);


  void EnableLOD(int id);
  void DisableLOD(int id);
  int IsLODEnabled(int id);


  void SetLODLevel(int id, double level);
  double GetLODLevel(int id );
  double GetLODIndexLevel(int index);


  double GetLODEstimatedRenderTime(int id);
  double GetLODIndexEstimatedRenderTime(int index);


  vtkSetClampMacro(AutomaticLODSelection, vtkTypeBool, 0, 1);
  vtkGetMacro(AutomaticLODSelection, vtkTypeBool);
  vtkBooleanMacro(AutomaticLODSelection, vtkTypeBool);


  vtkSetMacro(SelectedLODID, int);
  vtkGetMacro(SelectedLODID, int);

  int GetLastRenderedLODID();

  int GetPickLODID(void);


  void GetActors(vtkPropCollection *) override;
  void GetVolumes(vtkPropCollection *) override;


  void SetSelectedPickLODID(int id);
  vtkGetMacro(SelectedPickLODID, int);


  vtkSetClampMacro(AutomaticPickLODSelection, vtkTypeBool, 0, 1);
  vtkGetMacro(AutomaticPickLODSelection, vtkTypeBool);
  vtkBooleanMacro(AutomaticPickLODSelection, vtkTypeBool);

  void ShallowCopy(vtkProp *prop) override;


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

  vtkTypeBool HasTranslucentPolygonalGeometry() override;

  void ReleaseGraphicsResources(vtkWindow *) override;

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

  void RestoreEstimatedRenderTime( ) override;

  void AddEstimatedRenderTime( double t, vtkViewport *vp ) override;

protected:
  vtkLODProp3D();
  ~vtkLODProp3D() override;

  int GetAutomaticPickPropIndex(void);

  // Assumes that SelectedLODIndex has already been validated:
  void UpdateKeysForSelectedProp();

  vtkLODProp3DEntry *LODs;
  int NumberOfEntries;
  int NumberOfLODs;
  int CurrentIndex;

  int GetNextEntryIndex();
  int ConvertIDToIndex( int id );
  int SelectedLODIndex;

  vtkTypeBool AutomaticLODSelection;
  int SelectedLODID;
  int SelectedPickLODID;
  vtkTypeBool AutomaticPickLODSelection;
  vtkLODProp3DCallback *PickCallback;

private:
  vtkLODProp3D(const vtkLODProp3D&) = delete;
  void operator=(const vtkLODProp3D&) = delete;
};

#endif