iOS第三方开源类库 -- 视图切换 HMGLTransitions

// Copyright (c) 2010 Hyperbolic Magnetism // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to deal // in the Software without restriction, including without limitation the rights // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN // THE SOFTWARE. #import <UIKit/UIKit.h> #import <QuartzCore/QuartzCore.h> #import <OpenGLES/EAGL.h> #import <OpenGLES/EAGLDrawable.h> #import <OpenGLES/ES1/gl.h> #import <OpenGLES/ES1/glext.h> #import <OpenGLES/ES2/gl.h> #import <OpenGLES/ES2/glext.h> #import "HMGLTransition.h" @protocol HMGLTransitionViewDelegate; // 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 HMGLTransitionView : UIView { EAGLContext *context; // The pixel dimensions of the CAEAGLLayer GLint backingWidth; GLint backingHeight; // The OpenGL ES names for the framebuffer and renderbuffer used to render to this view GLuint defaultFramebuffer, colorRenderbuffer; GLuint depthRenderbuffer; // BOOL animating; BOOL displayLinkSupported; NSInteger animationFrameInterval; // Use of the CADisplayLink class is the preferred method for controlling your animation timing. // CADisplayLink will link to the main display and fire every vsync when added to a given run-loop. // The NSTimer class is used only as fallback when running on a pre 3.1 device where CADisplayLink // isn't available. id displayLink; NSTimer *animationTimer; // transition HMGLTransition *transition; // textures GLuint beginTexture; GLuint endTexture; GLfloat textureWidthNormalized; GLfloat textureHeightNormalized; // frame times NSTimeInterval lastTime, thisTime, calcTime; // delegate id <HMGLTransitionViewDelegate> delegate; // frames frame int framesCount; } @property (nonatomic, readonly) GLfloat textureWidthNormalized; @property (nonatomic, readonly) GLfloat textureHeightNormalized; @property (readonly, nonatomic, getter=isAnimating) BOOL animating; @property (nonatomic) NSInteger animationFrameInterval; @property (nonatomic, retain) HMGLTransition *transition; @property (nonatomic, assign) id <HMGLTransitionViewDelegate> delegate; - (void)startAnimation; - (void)stopAnimation; - (void)reset; - (UIImage*)createBeginTextureWithView:(UIView*)view; - (void)createEndTextureWithView:(UIView*)view; @end @protocol HMGLTransitionViewDelegate <NSObject> - (void)transitionViewDidFinishTransition:(HMGLTransitionView*)transitionView; @end