mirror of https://github.com/axmolengine/axmol.git
58 lines
2.6 KiB
C
58 lines
2.6 KiB
C
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/*
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Copyright: (c) 2006-2008 Apple Inc. All rights reserved.
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*/
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#ifndef _EAGL_DRAWABLE_H_
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#define _EAGL_DRAWABLE_H_
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#include <OpenGLES/EAGL.h>
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/************************************************************************/
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/* Keys for EAGLDrawable drawableProperties dictionary */
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/* */
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/* kEAGLDrawablePropertyRetainedBacking: */
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/* Type: NSNumber (boolean) */
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/* Legal Values: True/False */
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/* Default Value: False */
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/* Description: True if EAGLDrawable contents are retained after a */
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/* call to presentRenderbuffer. False, if they are not */
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/* */
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/* kEAGLDrawablePropertyColorFormat: */
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/* Type: NSString */
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/* Legal Values: kEAGLColorFormat* */
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/* Default Value: kEAGLColorFormatRGBA8 */
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/* Description: Format of pixels in renderbuffer */
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/************************************************************************/
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EAGL_EXTERN NSString * const kEAGLDrawablePropertyRetainedBacking;
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EAGL_EXTERN NSString * const kEAGLDrawablePropertyColorFormat;
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/************************************************************************/
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/* Values for kEAGLDrawablePropertyColorFormat key */
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/************************************************************************/
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EAGL_EXTERN NSString * const kEAGLColorFormatRGB565;
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EAGL_EXTERN NSString * const kEAGLColorFormatRGBA8;
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/************************************************************************/
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/* EAGLDrawable Interface */
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/************************************************************************/
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@protocol EAGLDrawable
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/* Contains keys from kEAGLDrawableProperty* above */
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@property(copy) NSDictionary* drawableProperties;
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@end
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/* Extends EAGLContext interface */
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@interface EAGLContext (EAGLContextDrawableAdditions)
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/* Attaches an EAGLDrawable as storage for the OpenGL ES renderbuffer object bound to <target> */
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- (BOOL)renderbufferStorage:(NSUInteger)target fromDrawable:(id<EAGLDrawable>)drawable;
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/* Request the native window system display the OpenGL ES renderbuffer bound to <target> */
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- (BOOL)presentRenderbuffer:(NSUInteger)target;
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@end /* EAGLDrawable protocol */
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#endif /* _EAGL_DRAWABLE_H_ */
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