for (let i = 0; i < 500; i++) { let shape = new egret.Shape(); shape.graphics.beginFill(0xff0000) shape.graphics.drawCircle(0, 0, 200); shape.graphics.endFill(); this.stage.addChild(shape)}平均22帧 for (let i = 0; i < 500; i++) { var shape = new PIXI.G…