text: #import <Foundation/Foundation.h>
  #import <AppKit/AppKit.h>
  
  @protocol NSGLRenderer <NSObject>
  
  - (instancetype)initWithDefaultFBO:(GLuint)defaultFBOName withContext:(NSOpenGLContext*)ctx;
  - (void) resizeWithWidth:(GLuint)width AndHeight:(GLuint)height;
  - (void) render;
  - (void) dealloc;
  
  @end
  