1 #import <UIKit/UIKit.h>

2 #import <QuartzCore/QuartzCore.h>

3

4 #import <OpenGLES/ES2/gl.h>

5 #import <OpenGLES/ES2/glext.h>

6

7 @interface GLView : UIView

8 {

9 @private

10 int xsz, ysz;

11 EAGLContext *context;

12

13 unsigned int fbo, rbuf_color, rbuf_depth;

14

15 BOOL animating;

16 BOOL display_link_supported;

17 NSInteger anim_frame_interval;

18 // Use of the CADisplayLink class is the preferred method for controlling your animation timing.

19 // CADisplayLink will link to the main display and fire every vsync when added to a given run-loop.

20 // The NSTimer class is used only as fallback when running on a pre 3.1 device where CADisplayLink

21 // isn't available.

22 id display_link;

23 NSTimer *anim_timer;

24 }

25

26 @property (readonly, nonatomic, getter=isAnimating) BOOL animating;

27 @property (nonatomic) NSInteger anim_frame_interval;

28

29 - (void)startAnimation;

30 - (void)stopAnimation;

31 - (void)drawView: (id)sender;

32 - (void)swap_buffers;

33

34 @end