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Move buffer var allocation local

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This commit is contained in:
Behdad Esfahbod 2010-10-27 23:09:10 -04:00
parent 1e7c1fcbc3
commit 194d4566ec
2 changed files with 14 additions and 7 deletions
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19
src/hb-ot-layout-gpos-private.hh
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@ -34,6 +34,11 @@
HB_BEGIN_DECLS
/* buffer var allocations */
#define attach_lookback() var.u16[0] /* number of glyphs to go back to attach this glyph to its base */
#define cursive_chain() var.i16[1] /* character to which this connects, may be positive or negative */
/* Shared Tables: ValueRecord, Anchor Table, and MarkArray */
typedef USHORT Value;
@ -402,9 +407,9 @@ struct MarkArray : ArrayOf<MarkRecord> /* Array of MarkRecords--in Coverage orde
glyph_anchor.get_anchor (c->layout, c->buffer->info[glyph_pos].codepoint, &base_x, &base_y);
hb_glyph_position_t &o = c->buffer->pos[c->buffer->i];
o.x_offset = base_x - mark_x;
o.y_offset = base_y - mark_y;
o.back() = c->buffer->i - glyph_pos;
o.x_offset = base_x - mark_x;
o.y_offset = base_y - mark_y;
o.attach_lookback() = c->buffer->i - glyph_pos;
c->buffer->i++;
return true;
@ -1522,9 +1527,9 @@ GPOS::position_finish (hb_buffer_t *buffer)
/* Handle attachments */
for (i = 0; i < len; i++)
if (pos[i].back())
if (pos[i].attach_lookback())
{
unsigned int back = i - pos[i].back();
unsigned int back = i - pos[i].attach_lookback();
pos[i].x_offset += pos[back].x_offset;
pos[i].y_offset += pos[back].y_offset;
@ -1574,6 +1579,10 @@ static inline bool position_lookup (hb_apply_context_t *c, unsigned int lookup_i
}
#undef attach_lookback
#undef cursive_chain
HB_END_DECLS
#endif /* HB_OT_LAYOUT_GPOS_PRIVATE_HH */

2
src/hb-ot-layout-private.hh
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@ -42,8 +42,6 @@ HB_BEGIN_DECLS
#define component() var1.u16[0]
#define lig_id() var1.u16[1]
#define gproperty() var2.u32
#define back() var.u16[0] /* number of glyphs to go back for drawing current glyph */
#define cursive_chain() var.i16[1] /* character to which this connects, may be positive or negative */
typedef enum {
HB_OT_LAYOUT_GLYPH_CLASS_UNCLASSIFIED = 0x0001,