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TODO: 文本渲染的改进 #2

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Demonese opened this issue Jul 24, 2022 · 0 comments

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Demonese commented Jul 24, 2022 •

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有些字体只用到ASCII部分，也分配1024x1024的大纹理缓存可能太浪费了，应该考虑弄一个公共字形缓存
- 新问题：如果用了公共字形缓存，那么当一个字体被卸载掉，那些占用了的空间应该如何回收？
字形缓存有多张纹理的时候应该合批渲染
应该新增 Label 对象？避免每次绘制都重新计算一次布局
- 也许可以不新增对象，而是通过缓存字符串来映射

Demonese added the enhancement label

Demonese changed the title ~~TODO: 字形缓存纹理相关~~ TODO: 文本渲染的改进

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