diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-ot-math.cc')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-ot-math.cc | 33 |
1 files changed, 7 insertions, 26 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-math.cc b/src/3rdparty/harfbuzz-ng/src/hb-ot-math.cc index 9ef21d2995..f82a07353c 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-ot-math.cc +++ b/src/3rdparty/harfbuzz-ng/src/hb-ot-math.cc @@ -26,33 +26,15 @@ #include "hb-open-type-private.hh" -#include "hb-ot-layout-math-table.hh" - -HB_SHAPER_DATA_ENSURE_DECLARE(ot, face) +#include "hb-ot-layout-private.hh" +#include "hb-ot-math-table.hh" static inline const OT::MATH& _get_math (hb_face_t *face) { if (unlikely (!hb_ot_shaper_face_data_ensure (face))) return OT::Null(OT::MATH); - hb_ot_layout_t * layout = hb_ot_layout_from_face (face); - -retry: - const OT::MATH *math = (const OT::MATH *) hb_atomic_ptr_get (&layout->math); - - if (unlikely (!math)) - { - hb_blob_t *blob = OT::Sanitizer<OT::MATH>::sanitize (face->reference_table (HB_OT_TAG_MATH)); - math = OT::Sanitizer<OT::MATH>::lock_instance (blob); - if (!hb_atomic_ptr_cmpexch (&layout->math, NULL, math)) - { - hb_blob_destroy (blob); - goto retry; - } - layout->math_blob = blob; - } - - return *math; + return *(layout->math.get ()); } /* @@ -64,10 +46,9 @@ retry: * @face: #hb_face_t to test * * This function allows to verify the presence of an OpenType MATH table on the - * face. If so, such a table will be loaded into memory and sanitized. You can - * then safely call other functions for math layout and shaping. + * face. * - * Return value: #TRUE if face has a MATH table and #FALSE otherwise + * Return value: true if face has a MATH table, false otherwise * * Since: 1.3.3 **/ @@ -136,10 +117,10 @@ hb_ot_math_get_glyph_top_accent_attachment (hb_font_t *font, /** * hb_ot_math_is_glyph_extended_shape: - * @font: a #hb_font_t to test + * @face: a #hb_face_t to test * @glyph: a glyph index to test * - * Return value: #TRUE if the glyph is an extended shape and #FALSE otherwise + * Return value: true if the glyph is an extended shape, false otherwise * * Since: 1.3.3 **/ |