PERF: Text rendering speedups - #32120

Open

scottshambaugh wants to merge 7 commits into

matplotlib:mainfrom

scottshambaugh:text_render_perf

Commits on Jul 25, 2026

PERF: Cut per-glyph overhead in the Agg text renderer
scottshambaugh
committed
d002b6c
PERF: Cache loaded glyph outlines in FT2Font
scottshambaugh
committed
93436b4
PERF: Cache shaped text layouts in FT2Font
scottshambaugh
committed
681b265
PERF: Reuse cached glyph outlines when laying out and measuring text
scottshambaugh
committed
0587aa4
PERF: Only load glyphs when their outline is needed
scottshambaugh
committed
33c40f6
PERF: Draw a run of glyphs in one call rather than one per glyph
scottshambaugh
committed
51d1473
PERF: Cache the font height metrics used to lay text out
scottshambaugh
committed
e133bf0