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Optimize font startup for 1.21.8 优化字体首次加载与图集上传 - #271
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- 分离字体度量和字形生成，提前预热常用样式并按需生成字形 - 使用有界后台任务队列处理字形，缩短图集发布锁并保持文字宽度稳定 - 复用字体纹理并只上传变化区域，避免整页转换和重复创建，及时释放临时图像 - 保留完整文本布局缓存，补充异步生成、并发请求及增量上传回归测试
🌿 Roseau API Breaking Change Report
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Gugle2308
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Nov 13, 2026
Gugle2308
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结论：PR #271 已合并，无需审查。
「Optimize font startup for 1.21.8 优化字体首次加载与图集上传」的状态为 state=closed + merged=true（合并时间 2026-11-13T18:27:05Z，squash 4edd45ba 已是目标分支 dev/1.21.8 的 tip），规模为 8 个文件、新增 291 行、删除 139 行，CI build / build 为 success。按照 AGENTS.md 中「PR 操作为 closed 立即停止、不发布任何评论」的硬性规则，本轮不产出审查正文、不执行 gh 评论或改标题。
This was referenced Nov 13, 2026
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perf(font): 优化字体首次加载与图集上传