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# Rendering/vtkFollower.h

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    00001 /*=========================================================================
    00002
    00003   Program:   Visualization Toolkit
    00004   Module:    $RCSfile: vtkFollower.h,v $
    00005   Language:  C++
    00006
    00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen
    00008   All rights reserved.
    00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
    00010
    00011      This software is distributed WITHOUT ANY WARRANTY; without even
    00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
    00013      PURPOSE.  See the above copyright notice for more information.
    00014
    00015 =========================================================================*/
    00052 #ifndef __vtkFollower_h
    00053 #define __vtkFollower_h
    00054
    00055 #include "vtkActor.h"
    00056
    00057 class vtkCamera;
    00058
    00059 class VTK_RENDERING_EXPORT vtkFollower : public vtkActor
    00060 {
    00061  public:
    00062   vtkTypeRevisionMacro(vtkFollower,vtkActor);
    00063   void PrintSelf(ostream& os, vtkIndent indent);
    00064
    00066   static vtkFollower *New();
    00067
    00069
    00071   virtual void SetCamera(vtkCamera*);
    00072   vtkGetObjectMacro(Camera,vtkCamera);
    00074
    00076
    00079   virtual int RenderOpaqueGeometry(vtkViewport *viewport);
    00080   virtual int RenderTranslucentGeometry(vtkViewport *viewport);
    00081   virtual void Render(vtkRenderer *ren);
    00083
    00085
    00086   virtual void GetMatrix(vtkMatrix4x4 *m);
    00087   virtual void GetMatrix(double m[16]);
    00088   virtual vtkMatrix4x4* GetMatrix()
    00089     {return this->vtkActor::GetMatrix();}
    00091
    00093   void ShallowCopy(vtkProp *prop);
    00094
    00095 protected:
    00096   vtkFollower();
    00097   ~vtkFollower();
    00098
    00099   vtkCamera *Camera;
    00100   vtkActor  *Device;
    00101 private:
    00102   // hide the two parameter Render() method from the user and the compiler.
    00103   virtual void Render(vtkRenderer *, vtkMapper *) {};
    00104 private:
    00105   vtkFollower(const vtkFollower&);  // Not implemented.
    00106   void operator=(const vtkFollower&);  // Not implemented.
    00107 };
    00108
    00109 #endif
    00110
    00111
    00112