/*

SDL - Simple DirectMedia Layer

This library is free software; you can redistribute it and/or

modify it under the terms of the GNU Lesser General Public

License as published by the Free Software Foundation; either

version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public

License along with this library; if not, write to the Free Software

Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

Sam Lantinga

slouken@libsdl.org

*/

#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.

*/

/* *INDENT-OFF* */

@interface SDL_uikitopenglview : SDL_uikitview {

/* The pixel dimensions of the backbuffer */

GLint backingWidth;

GLint backingHeight;

EAGLContext *context;

/* OpenGL names for the renderbuffer and framebuffers used to render to this view */

GLuint viewRenderbuffer, viewFramebuffer;

/* OpenGL name for the depth buffer that is attached to viewFramebuffer, if it exists (0 if it does not exist) */

GLuint depthRenderbuffer;

/* format of depthRenderbuffer */

GLenum depthBufferFormat;

}

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

- (void)swapBuffers;

- (void)setCurrentContext;

- (id)initWithFrame:(CGRect)frame

retainBacking:(BOOL)retained \

rBits:(int)rBits \

gBits:(int)gBits \

bBits:(int)bBits \

aBits:(int)aBits \

depthBits:(int)depthBits \

majorVersion:(int)majorVersion;

- (void)updateFrame;

@end

/* *INDENT-ON* */

/* vi: set ts=4 sw=4 expandtab: */