iOS实现爆炸的效果
- 作者: 小蔡43323867
- 来源: 51数据库
- 2022-08-17
CAEmitterLayer *emitter = [CAEmitterLayer layer];
emitter.frame = self.view.bounds;
[self.view.layer addSublayer:emitter];
emitter.renderMode = kCAEmitterLayerAdditive;
emitter.emitterPosition = CGPointMake(emitter.frame.size.width/2, emitter.frame.size.height/2);
CAEmitterCell *cell = [[CAEmitterCell alloc] init];
cell.contents = (__bridge id)[UIImage imageNamed:@"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.layer addSublayer:emitter];
emitter.renderMode = kCAEmitterLayerAdditive;
emitter.emitterPosition = CGPointMake(emitter.frame.size.width/2, emitter.frame.size.height/2);
CAEmitterCell *cell = [[CAEmitterCell alloc] init];
cell.contents = (__bridge id)[UIImage imageNamed:@"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];
推荐阅读
