From 4e256f5a5754699c79d575dbf3026b11731ab926 Mon Sep 17 00:00:00 2001 From: Behdad Esfahbod Date: Thu, 27 Apr 2023 11:47:52 -0600 Subject: [PATCH] [VarComposite] Optimize scale() --- src/OT/glyf/VarCompositeGlyph.hh | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/src/OT/glyf/VarCompositeGlyph.hh b/src/OT/glyf/VarCompositeGlyph.hh index a9cac0a46..fea2e365b 100644 --- a/src/OT/glyf/VarCompositeGlyph.hh +++ b/src/OT/glyf/VarCompositeGlyph.hh @@ -144,9 +144,10 @@ struct VarCompositeGlyphRecord static void scale (float (&matrix)[4], contour_point_t &trans, float scaleX, float scaleY) { - // https://github.com/fonttools/fonttools/blob/f66ee05f71c8b57b5f519ee975e95edcd1466e14/Lib/fontTools/misc/transform.py#L224 - float other[6] = {scaleX, 0.f, 0.f, scaleY, 0.f, 0.f}; - transform (matrix, trans, other); + matrix[0] *= scaleX; + matrix[1] *= scaleX; + matrix[2] *= scaleY; + matrix[3] *= scaleY; } static void rotate (float (&matrix)[4], contour_point_t &trans,