/*

Simple DirectMedia Layer

Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>

This software is provided 'as-is', without any express or implied

warranty. In no event will the authors be held liable for any damages

arising from the use of this software.

Permission is granted to anyone to use this software for any purpose,

including commercial applications, and to alter it and redistribute it

freely, subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must not

claim that you wrote the original software. If you use this software

in a product, an acknowledgment in the product documentation would be

appreciated but is not required.

2. Altered source versions must be plainly marked as such, and must not be

misrepresented as being the original software.

3. This notice may not be removed or altered from any source distribution.

*/

#import <UIKit/UIKit.h>

#import <OpenGLES/EAGL.h>

#import <OpenGLES/ES1/gl.h>

#import <OpenGLES/ES1/glext.h>

#import "SDL_uikitview.h"

/*

This class wraps the CAEAGLLayer from CoreAnimation into a convenient UIView subclass.

The view content is basically an EAGL surface you render your OpenGL scene into.

Note that setting the view non-opaque will only work if the EAGL surface has an alpha channel.

*/

@interface SDL_uikitopenglview : SDL_uikitview

- (id)initWithFrame:(CGRect)frame

scale:(CGFloat)scale

retainBacking:(BOOL)retained

rBits:(int)rBits

gBits:(int)gBits

bBits:(int)bBits

aBits:(int)aBits

depthBits:(int)depthBits

stencilBits:(int)stencilBits

sRGB:(BOOL)sRGB

majorVersion:(int)majorVersion

shareGroup:(EAGLSharegroup*)shareGroup;

@property (nonatomic, strong, readonly) EAGLContext *context;

/* The width and height of the drawable in pixels (as opposed to points.) */

@property (nonatomic, readonly) int backingWidth;

@property (nonatomic, readonly) int backingHeight;

- (void)swapBuffers;

- (void)setCurrentContext;

- (void)updateFrame;

- (void)setAnimationCallback:(int)interval

callback:(void (*)(void*))callback

callbackParam:(void*)callbackParam;

- (void)startAnimation;

- (void)stopAnimation;

- (void)doLoop:(CADisplayLink*)sender;

@end

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