update TODO

2022-09-07 16:15:38 -07:00 · 2022-09-07 16:15:38 -07:00 · d951e40553
parent 54d47e8390
commit d951e40553
1 changed files with 1 additions and 0 deletions
--- a/TODO.md
+++ b/TODO.md
@ -12,6 +12,7 @@ Performance:
  screen data structure.
 * Screen cell structure should be rethought to use some data oriented design,
  also bring it closer to GPU cells, perhaps.
+* Cache text shaping results and only invalidate if the line becomes dirty.

 Correctness: