vtkFollower.h

Go to the documentation of this file.

/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkFollower.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 vtkFollower_h
#define vtkFollower_h
 
#include "vtkRenderingCoreModule.h" // For export macro
#include "vtkActor.h"
 
class vtkCamera;
 
class VTKRENDERINGCORE_EXPORT vtkFollower : public vtkActor
{
 public:
  vtkTypeMacro(vtkFollower,vtkActor);
  void PrintSelf(ostream& os, vtkIndent indent);
 
  static vtkFollower *New();
 
 
  virtual void SetCamera(vtkCamera*);
  vtkGetObjectMacro(Camera, vtkCamera);
 
 
  virtual int RenderOpaqueGeometry(vtkViewport *viewport);
  virtual int RenderTranslucentPolygonalGeometry(vtkViewport *viewport);
  virtual void Render(vtkRenderer *ren);
 
  virtual int HasTranslucentPolygonalGeometry();
 
  virtual void ReleaseGraphicsResources(vtkWindow*);
 
  virtual void ComputeMatrix();
 
  void ShallowCopy(vtkProp *prop);
 
protected:
  vtkFollower();
  ~vtkFollower();
 
  vtkCamera *Camera;
  vtkActor  *Device;
 
private:
  vtkFollower(const vtkFollower&);  // Not implemented.
  void operator=(const vtkFollower&);  // Not implemented.
 
  // hide the two parameter Render() method from the user and the compiler.
  virtual void Render(vtkRenderer *, vtkMapper *) {}
 
  //Internal matrices to avoid New/Delete for performance reasons
  vtkMatrix4x4 *InternalMatrix;
};
 
#endif