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[ft] Fit advance cache into short int

This commit is contained in:
Behdad Esfahbod 2023-01-30 22:43:01 -07:00
parent a924bbcfce
commit 277003d553
1 changed files with 3 additions and 2 deletions
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5
src/hb-ft.cc
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@ -84,7 +84,7 @@
*/ */
using hb_ft_advance_cache_t = hb_cache_t<16, 24, 8, false>; using hb_ft_advance_cache_t = hb_cache_t<16, 8, 8, false>;
struct hb_ft_font_t struct hb_ft_font_t
{ {
@ -479,10 +479,11 @@ hb_ft_get_glyph_h_advances (hb_font_t* font, void* font_data,
/* Work around bug that FreeType seems to return negative advance /* Work around bug that FreeType seems to return negative advance
* for variable-set fonts if x_scale is negative! */ * for variable-set fonts if x_scale is negative! */
v = abs (v); v = abs (v);
v = (int) (v * x_mult + (1<<9)) >> 10;
ft_font->advance_cache.set (glyph, v); ft_font->advance_cache.set (glyph, v);
} }
*first_advance = (int) (v * x_mult + (1<<9)) >> 10; *first_advance = v;
first_glyph = &StructAtOffsetUnaligned<hb_codepoint_t> (first_glyph, glyph_stride); first_glyph = &StructAtOffsetUnaligned<hb_codepoint_t> (first_glyph, glyph_stride);
first_advance = &StructAtOffsetUnaligned<hb_position_t> (first_advance, advance_stride); first_advance = &StructAtOffsetUnaligned<hb_position_t> (first_advance, advance_stride);
} }