Main Page | Class Hierarchy | Alphabetical List | Class List | File List | Class Members | File Members | Related Pages
Rendering/vtkOpenGLRenderer.h

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