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爆炸的效果(IOS)
爆炸的效果(IOS)
by 伍雪颖
CAEmitterLayer *emitter = [CAEmitterLayerlayer];
emitter.frame =self.view.bounds;
[self.view.layeraddSublayer:emitter];
emitter.renderMode =kCAEmitterLayerAdditive;
emitter.emitterPosition =CGPointMake(emitter.frame.size.width/2, emitter.frame.size.height/2);
CAEmitterCell *cell = [[CAEmitterCellalloc]init];
cell.contents = (__bridgeid)[UIImageimageNamed:@"yuandan1"].CGImage;
cell.birthRate =150;
cell.lifetime =5;
cell.alphaSpeed = -0.4;
cell.velocity =50;
cell.velocityRange =50;
cell.emissionRange =M_PI *2.0;
[self.view.layeraddSublayer:emitter];
emitter.renderMode =kCAEmitterLayerAdditive;
emitter.emitterPosition =CGPointMake(emitter.frame.size.width/2, emitter.frame.size.height/2);
CAEmitterCell *cell = [[CAEmitterCellalloc]init];
cell.contents = (__bridgeid)[UIImageimageNamed:@"yuandan1"].CGImage;
cell.birthRate =150;
cell.lifetime =5;
cell.alphaSpeed = -0.4;
cell.velocity =50;
cell.velocityRange =50;
cell.emissionRange =M_PI *2.0;
emitter.emitterCells =@[cell];
爆炸的效果(IOS)
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