[VORG] Hook up to hb-ot-font's v_origin
Fixes https://github.com/harfbuzz/harfbuzz/issues/544 Test added with NotoSansCJK, eg. with U+FF38.
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@ -31,7 +31,6 @@
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#include "hb-ot-hmtx-table.hh"
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#include "hb-ot-kern-table.hh"
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#include "hb-ot-post-table.hh"
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#include "hb-ot-vorg-table.hh"
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#include "hb-ot-color-cbdt-table.hh"
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#include "hb-ot-layout-gdef-table.hh"
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#include "hb-ot-layout-gsub-table.hh"
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@ -37,6 +37,7 @@
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#include "hb-ot-kern-table.hh"
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#include "hb-ot-post-table.hh"
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#include "hb-ot-glyf-table.hh"
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#include "hb-ot-vorg-table.hh"
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#include "hb-ot-color-cbdt-table.hh"
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@ -138,9 +139,15 @@ hb_ot_get_glyph_v_origin (hb_font_t *font,
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*x = font->get_glyph_h_advance (glyph) / 2;
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const OT::VORG &VORG = *ot_face->VORG.get ();
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if (VORG.has_data ())
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{
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*y = font->em_scale_y (VORG.get_y_origin (glyph));
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return true;
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}
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hb_glyph_extents_t extents = {0};
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bool ret = ot_face->glyf->get_extents (glyph, &extents);
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if (ret)
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if (ot_face->glyf->get_extents (glyph, &extents))
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{
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const OT::vmtx_accelerator_t &vmtx = *ot_face->vmtx.get ();
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hb_position_t tsb = vmtx.get_side_bearing (glyph);
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@ -39,7 +39,7 @@ namespace OT {
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struct VertOriginMetric
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{
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inline int cmp (hb_codepoint_t g) const { return -glyph.cmp (g); }
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inline int cmp (hb_codepoint_t g) const { return glyph.cmp (g); }
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inline bool sanitize (hb_sanitize_context_t *c) const
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{
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@ -63,7 +63,9 @@ struct VORG
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inline int get_y_origin (hb_codepoint_t glyph) const
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{
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vertYOrigins.bsearch (glyph);
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int i = vertYOrigins.bsearch (glyph);
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if (i != -1)
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return vertYOrigins[i].vertOriginY;
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return defaultVertOriginY;
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}
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@ -1,3 +1,4 @@
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../fonts/191826b9643e3f124d865d617ae609db6a2ce203.ttf:--direction=t --font-funcs=ft:U+300C:[uni300C.vert=0@-512,-578+0,-1024]
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../fonts/f9b1dd4dcb515e757789a22cb4241107746fd3d0.ttf:--direction=t --font-funcs=ft:U+0041,U+0042:[gid1=0@-654,-2128+0,-2789|gid2=1@-665,-2125+0,-2789]
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../fonts/f9b1dd4dcb515e757789a22cb4241107746fd3d0.ttf:--direction=t --font-funcs=ot:U+0041,U+0042:[gid1=0@-654,-1468+0,-2048|gid2=1@-665,-1462+0,-2048]
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../fonts/4cbbc461be066fccc611dcc634af6e8cb2705537.ttf:--direction=t --font-funcs=ot:U+FF38:[gid2=0@-500,-867+0,-1000]
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