/// 展示雪花粒子效果
[self.mapView showParticleEffect:BMKMapParticleEffectSnow];

/// 关闭雪花粒子效果；BMKMapParticleEffectUnknow可关闭所有粒子效果
[self.mapView closeParticleEffect:BMKMapParticleEffectUnknow];

/// 自定义烟花粒子效果
BMKParticleEffectOption *option = [[BMKParticleEffectOption alloc] init];
UIImage *imageBullet = [UIImage imageNamed:@"particle_firework"];
/// images需按要求顺序传入图片列表
option.images = @[imageBullet];
/// location仅烟花粒子效果支持
option.location = CLLocationCoordinate2DMake(40.056874, 116.307683);
[self.mapView customParticleEffect:BMKMapParticleEffectFireworks option:option];
[self.mapView showParticleEffect:BMKMapParticleEffectFireworks];