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# Rendering/vtkOpenGLRenderer.h

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    00001 /*=========================================================================
    00002
    00003   Program:   Visualization Toolkit
    00004   Module:    $RCSfile: vtkOpenGLRenderer.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 =========================================================================*/
    00039 #ifndef __vtkOpenGLRenderer_h
    00040 #define __vtkOpenGLRenderer_h
    00041
    00042 #include "vtkRenderer.h"
    00043
    00044 class VTK_RENDERING_EXPORT vtkOpenGLRenderer : public vtkRenderer
    00045 {
    00046 protected:
    00047   int NumberOfLightsBound;
    00048
    00049 public:
    00050   static vtkOpenGLRenderer *New();
    00051   vtkTypeRevisionMacro(vtkOpenGLRenderer,vtkRenderer);
    00052   void PrintSelf(ostream& os, vtkIndent indent);
    00053
    00055   void DeviceRender(void);
    00056
    00059   void ClearLights(void);
    00060
    00061   void Clear(void);
    00062
    00064   int UpdateLights(void);
    00065
    00066 protected:
    00067   vtkOpenGLRenderer();
    00068   ~vtkOpenGLRenderer();
    00069
    00070   //BTX
    00071   // Picking functions to be implemented by sub-classes
    00072   virtual void DevicePickRender();
    00073   virtual void StartPick(unsigned int pickFromSize);
    00074   virtual void UpdatePickId();
    00075   virtual void DonePick();
    00076   virtual unsigned int GetPickedId();
    00077   virtual float GetPickedZ();
    00078   // Ivars used in picking
    00079   class vtkGLPickInfo* PickInfo;
    00080   //ETX
    00081   float PickedZ;
    00082 private:
    00083   vtkOpenGLRenderer(const vtkOpenGLRenderer&);  // Not implemented.
    00084   void operator=(const vtkOpenGLRenderer&);  // Not implemented.
    00085 };
    00086
    00087 #endif