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comparison src/video/uikit/SDL_uikitopenglview.h @ 2765:f55c87ae336b

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Final merge of Google Summer of Code 2008 work... Bring SDL to iPhone and iPod Touch by Holmes Futrell, mentored by Sam Lantinga
author Sam Lantinga <slouken@libsdl.org>
date Sat, 04 Oct 2008 06:46:59 +0000
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children 99210400e8b9
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2764:4868c0df2e83 2765:f55c87ae336b
1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2006 Sam Lantinga
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18
19 Sam Lantinga
20 slouken@libsdl.org
21 */
22
23 #import <UIKit/UIKit.h>
24 #import <OpenGLES/EAGL.h>
25 #import <OpenGLES/ES1/gl.h>
26 #import <OpenGLES/ES1/glext.h>
27 #import "SDL_uikitview.h"
28 /*
29 This class wraps the CAEAGLLayer from CoreAnimation into a convenient UIView subclass.
30 The view content is basically an EAGL surface you render your OpenGL scene into.
31 Note that setting the view non-opaque will only work if the EAGL surface has an alpha channel.
32 */
33 /* *INDENT-OFF* */
34 @interface SDL_uikitopenglview : SDL_uikitview {
35
36 @private
37 /* The pixel dimensions of the backbuffer */
38 GLint backingWidth;
39 GLint backingHeight;
40
41 EAGLContext *context;
42
43 /* OpenGL names for the renderbuffer and framebuffers used to render to this view */
44 GLuint viewRenderbuffer, viewFramebuffer;
45
46 /* OpenGL name for the depth buffer that is attached to viewFramebuffer, if it exists (0 if it does not exist) */
47 GLuint depthRenderbuffer;
48
49 }
50
51 @property (nonatomic, retain, readonly) EAGLContext *context;
52
53 - (void)swapBuffers;
54 - (void)setCurrentContext;
55
56 - (id)initWithFrame:(CGRect)frame
57 retainBacking:(BOOL)retained \
58 rBits:(int)rBits \
59 gBits:(int)gBits \
60 bBits:(int)bBits \
61 aBits:(int)aBits \
62 depthBits:(int)depthBits;
63
64 @end
65 /* *INDENT-ON* */