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也陷入了一些奇怪的性能問題:編譯所有的精靈,這將是可見的成keyArr後SKSpriteNode removeFromParent很慢
NSMutableDictionary* creatureNodeDict // all my currently drawn sprites that are moving
,我刪除離開屏幕,像這樣的:
NSMutableArray* spritesToDel = [NSMutableArray arrayWithArray:self.creatureNodeDict.allKeys] ;
[spritesToDel removeObjectsInArray:keyArr];
到那麼像一個循環將其刪除:
for (NSString* key in spritesToDel) {
SKSpriteNode* node = [self.creatureNodeDict objectForKey:key];
[node removeFromParent];
}
現在,這是非常SLO w,對於700個精靈來說,就像500ms一樣慢。