vtkQuadricLODActor.h

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

  Program:   Visualization Toolkit
  Module:    vtkQuadricLODActor.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 vtkQuadricLODActor_h
#define vtkQuadricLODActor_h

#include "vtkRenderingLODModule.h" // For export macro
#include "vtkActor.h"

class vtkQuadricClustering;
class vtkPolyDataMapper;
class vtkCamera;
class vtkPolyData;

class VTKRENDERINGLOD_EXPORT vtkQuadricLODActor : public vtkActor
{
public:
  static vtkQuadricLODActor *New();


  vtkTypeMacro(vtkQuadricLODActor, vtkActor);
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkSetMacro(DeferLODConstruction, int);
  vtkGetMacro(DeferLODConstruction, int);
  vtkBooleanMacro(DeferLODConstruction, int);


  vtkSetMacro(Static, int);
  vtkGetMacro(Static, int);
  vtkBooleanMacro(Static, int);

  enum DataConfigurationEnum
  {
    UNKNOWN = 0,
    XLINE, YLINE, ZLINE,
    XYPLANE, XZPLANE, YZPLANE,
    XYZVOLUME
  };


  vtkSetClampMacro(DataConfiguration, int, UNKNOWN,XYZVOLUME);
  vtkGetMacro(DataConfiguration, int);
  void SetDataConfigurationToUnknown()
    { this->SetDataConfiguration(UNKNOWN); }
  void SetDataConfigurationToXLine()
    { this->SetDataConfiguration(XLINE); }
  void SetDataConfigurationToYLine()
    { this->SetDataConfiguration(YLINE); }
  void SetDataConfigurationToZLine()
    { this->SetDataConfiguration(ZLINE); }
  void SetDataConfigurationToXYPlane()
    { this->SetDataConfiguration(XYPLANE); }
  void SetDataConfigurationToYZPlane()
    { this->SetDataConfiguration(YZPLANE); }
  void SetDataConfigurationToXZPlane()
    { this->SetDataConfiguration(XZPLANE); }
  void SetDataConfigurationToXYZVolume()
    { this->SetDataConfiguration(XYZVOLUME); }


  vtkSetClampMacro(CollapseDimensionRatio, double, 0.0, 1.0);
  vtkGetMacro(CollapseDimensionRatio, double);


  void SetLODFilter(vtkQuadricClustering *lodFilter);
  vtkGetObjectMacro(LODFilter, vtkQuadricClustering);


  vtkSetClampMacro(MaximumDisplayListSize, int, 1000, VTK_INT_MAX);
  vtkGetMacro(MaximumDisplayListSize, int);

  enum PropTypeEnum
  {
    FOLLOWER = 0,
    ACTOR
  };


  vtkSetClampMacro(PropType, int, FOLLOWER, ACTOR);
  vtkGetMacro(PropType, int);
  void SetPropTypeToFollower()
    { this->SetPropType(FOLLOWER); }
  void SetPropTypeToActor()
    { this->SetPropType(ACTOR); }


  void SetCamera(vtkCamera*);
  vtkGetObjectMacro(Camera, vtkCamera);

  virtual void Render(vtkRenderer *, vtkMapper *);

  int RenderOpaqueGeometry(vtkViewport *viewport);

  void ReleaseGraphicsResources(vtkWindow *);

  void ShallowCopy(vtkProp *prop);

protected:
  vtkQuadricLODActor();
  ~vtkQuadricLODActor();

  // Renders the LOD
  vtkActor *LODActor;
  vtkPolyDataMapper *LODMapper;

  // Keep track of the requested interactive frame rate
  double CachedInteractiveFrameRate;

  // Support various strategies
  vtkQuadricClustering *LODFilter;

  // Specify whether the mapper's should be set in to Static mode.
  int Static;

  // The dimension of the data
  double CollapseDimensionRatio;
  int DataConfiguration;

  // Control whether this is a follower or regular actor
  int PropType;
  vtkCamera *Camera;

  // Control what size (in terms of number of graphics primitives)
  // where display lists should be used.
  int MaximumDisplayListSize;

  // Specify to defer construction of the LOD.
  int DeferLODConstruction;

  // Keep track of building
  vtkTimeStamp BuildTime;

  // Helper function determines display list size
  vtkIdType GetDisplayListSize(vtkPolyData *pd);

private:
  vtkQuadricLODActor(const vtkQuadricLODActor&) VTK_DELETE_FUNCTION;
  void operator=(const vtkQuadricLODActor&) VTK_DELETE_FUNCTION;
};

#endif