text: /*=========================================================================
  
    Program:   Visualization Toolkit
    Module:    vtkOpenGLLight.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.
  
  =========================================================================*/
  // .NAME vtkOpenGLLight - OpenGL light
  // .SECTION Description
  // vtkOpenGLLight is a concrete implementation of the abstract class vtkLight.
  // vtkOpenGLLight interfaces to the OpenGL rendering library.
  
  #ifndef __vtkOpenGLLight_h
  #define __vtkOpenGLLight_h
  
  #include "vtkLight.h"
  
  class vtkOpenGLRenderer;
  
  class VTK_RENDERING_EXPORT vtkOpenGLLight : public vtkLight
  {
  public:
    static vtkOpenGLLight *New();
    vtkTypeMacro(vtkOpenGLLight,vtkLight);
    virtual void PrintSelf(ostream& os, vtkIndent indent);
  
    // Description:
    // Implement base class method.
    void Render(vtkRenderer *ren,int light_index);
    
  protected:  
    vtkOpenGLLight() {};
    ~vtkOpenGLLight() {};
  private:
    vtkOpenGLLight(const vtkOpenGLLight&);  // Not implemented.
    void operator=(const vtkOpenGLLight&);  // Not implemented.
  };
  
  #endif
  
  