dox/Rendering/vtkActor.h

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

  Program:   Visualization Toolkit
  Module:    vtkActor.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 __vtkActor_h
#define __vtkActor_h

#include "vtkProp3D.h"

class vtkRenderer;
class vtkPropCollection;
class vtkActorCollection;
class vtkTexture;
class vtkMapper;
class vtkProperty;

class VTK_RENDERING_EXPORT vtkActor : public vtkProp3D
{
public:
  vtkTypeMacro(vtkActor,vtkProp3D);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkActor *New();

  virtual void GetActors(vtkPropCollection *);


  virtual int RenderOpaqueGeometry(vtkViewport *viewport);
  virtual int RenderTranslucentPolygonalGeometry(vtkViewport *viewport);
  
  virtual int HasTranslucentPolygonalGeometry();
  
  virtual void Render(vtkRenderer *, vtkMapper *) {}

  void ShallowCopy(vtkProp *prop);

  void ReleaseGraphicsResources(vtkWindow *);


  void SetProperty(vtkProperty *lut);
  vtkProperty *GetProperty();
  
  virtual vtkProperty* MakeProperty();


  void SetBackfaceProperty(vtkProperty *lut);
  vtkGetObjectMacro(BackfaceProperty,vtkProperty);


  virtual void SetTexture(vtkTexture*);
  vtkGetObjectMacro(Texture,vtkTexture);

  virtual void SetMapper(vtkMapper *);


  vtkGetObjectMacro(Mapper,vtkMapper);


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

  virtual void ApplyProperties() {}

  unsigned long int GetMTime();
  
  virtual unsigned long GetRedrawMTime();


  VTK_LEGACY(virtual void InitPartTraversal());
  VTK_LEGACY(virtual vtkActor *GetNextPart());
  VTK_LEGACY(virtual int GetNumberOfParts());

  virtual bool GetSupportsSelection();
  
protected:
  vtkActor();
  ~vtkActor();

  vtkProperty *Property; 
  vtkProperty *BackfaceProperty; 
  vtkTexture *Texture; 
  vtkMapper *Mapper;

  // is this actor opaque
  int GetIsOpaque();
  
  // Bounds are cached in an actor - the MapperBounds are also cache to
  // help know when the Bounds need to be recomputed.
  double       MapperBounds[6];
  vtkTimeStamp BoundsMTime;

private:
  vtkActor(const vtkActor&);  // Not implemented.
  void operator=(const vtkActor&);  // Not implemented.
};

#endif

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