ประโยคภาษาจีน : 中文句子 |
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huì tú 绘图 de 的 diào yòng 调用 tè bié 特别 áng guì 昂贵 yīn wèi 因为 tā men 它们 tōng cháng 通常 huì chuāng 会创 jiàn 建 duì xiàng 对象 rú 如 gǔn dòng tiáo 滚动条 zài 在 tōng guò 通过 guāng zhà 光栅 xuàn rǎn 渲染 tā men 他们 zhī qián 之前 dòng tài 动态 jiā zài 加载 dào 到 wǔ tái 舞台 shàng 上 |
Drawing API calls are particularly expensive because they usually create objects, such as the scroll bar, dynamically on the Stage before rendering them via the rasterizer. |