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copied!<p>It only needs CCRenderTexture to finish the job. Any suggestion will be greatly appreciated.</p> <p>ClippingNode.h</p> <pre><code>#import "cocos2d.h" @interface ClippingNode : CCNode @property (nonatomic, assign) CGSize clippingSize; @end </code></pre> <p>ClippingNode.m</p> <pre><code>#import "ClippingNode.h" @interface ClippingNode() @property (nonatomic, strong) CCRenderTexture * renderTexture; @property (nonatomic, strong) CCSprite * clippedSprite; @end @implementation ClippingNode @synthesize renderTexture; @synthesize clippedSprite; @synthesize clippingSize; - (void) setClippingSize:(CGSize)newClippingSize { //assignment clippingSize = newClippingSize; //set contentSize self.contentSize = clippingSize; //configure renderTexture self.renderTexture = [CCRenderTexture renderTextureWithWidth:clippingSize.width height:clippingSize.height]; renderTexture.contentSize = CGSizeMake(clippingSize.width, clippingSize.height); //configure the renderTexture sprite self.clippedSprite = [CCSprite spriteWithTexture:renderTexture.sprite.texture]; clippedSprite.position = self.position; clippedSprite.rotation = rotation_; clippedSprite.scaleY = -1; } - (void)visit { [renderTexture beginWithClear:0 g:0 b:0 a:1]; [super visit]; [renderTexture end]; [clippedSprite visit]; } @end </code></pre> <p>Usage:</p> <pre><code>CCSprite * spriteImage = ...; spriteImage.position = ccp(0,0); spriteImage.anchorPoint = ccp(0.5,0.5); //configure clipping Node self.clippingNode = [ClippingNode node]; clippingNode.position = ccp(size.width * 0.5f, size.height * 0.5f); clippingNode.anchorPoint = ccp(0.5f, 0.5f); clippingNode.rotation = -10.0f; //configure clipping region [clippingNode setClippingSize:CGSizeMult(spriteImage.boundingBox.size, 1.5f)]; //add content to the clipping node [clippingNode addChild:spriteImage] </code></pre>

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