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dwrite: Use lookup fitering for context matching. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2020-06-02 11:48:50 +03:00 committed by Alexandre Julliard
parent f2db3b58d6
commit aa222d7df8
1 changed files with 8 additions and 8 deletions
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16
dlls/dwrite/opentype.c
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@ -3496,7 +3496,7 @@ struct match_context
unsigned int input_offset;
unsigned int lookahead_offset;
p_match_func match_func;
unsigned int mask;
const struct lookup *lookup;
};
struct glyph_iterator
@ -5015,8 +5015,8 @@ static BOOL opentype_layout_context_match_input(const struct match_context *mc,
match_positions[0] = context->cur;
glyph_iterator_init(context, 0, context->cur, count - 1, &iter);
iter.mask = mc->mask;
glyph_iterator_init(context, mc->lookup->flags, context->cur, count - 1, &iter);
iter.mask = mc->lookup->mask;
iter.match_func = mc->match_func;
iter.match_data = &match_data;
iter.glyph_data = input;
@ -5042,7 +5042,7 @@ static BOOL opentype_layout_context_match_backtrack(const struct match_context *
struct glyph_iterator iter;
unsigned int i;
glyph_iterator_init(context, 0, context->cur, count, &iter);
glyph_iterator_init(context, mc->lookup->flags, context->cur, count, &iter);
iter.match_func = mc->match_func;
iter.match_data = &match_data;
iter.glyph_data = backtrack;
@ -5066,7 +5066,7 @@ static BOOL opentype_layout_context_match_lookahead(const struct match_context *
struct glyph_iterator iter;
unsigned int i;
glyph_iterator_init(context, 0, context->cur + offset - 1, count, &iter);
glyph_iterator_init(context, mc->lookup->flags, context->cur + offset - 1, count, &iter);
iter.match_func = mc->match_func;
iter.match_data = &match_data;
iter.glyph_data = lookahead;
@ -5262,7 +5262,7 @@ static BOOL opentype_layout_apply_rule_set(const struct match_context *mc, unsig
static BOOL opentype_layout_apply_gsub_context_substitution(struct scriptshaping_context *context, const struct lookup *lookup,
unsigned int subtable_offset)
{
struct match_context mc = { .context = context, .mask = lookup->mask };
struct match_context mc = { .context = context, .lookup = lookup };
const struct dwrite_fonttable *table = &context->table->table;
unsigned int coverage_index = GLYPH_NOT_COVERED, count, offset;
UINT16 glyph, format, coverage;
@ -5364,7 +5364,7 @@ static BOOL opentype_layout_apply_gsub_context_substitution(struct scriptshaping
static BOOL opentype_layout_apply_gsub_chain_context_substitution(struct scriptshaping_context *context,
const struct lookup *lookup, unsigned int subtable_offset)
{
struct match_context mc = { .context = context, .mask = lookup->mask };
struct match_context mc = { .context = context, .lookup = lookup };
const struct dwrite_fonttable *table = &context->table->table;
unsigned int coverage_index = GLYPH_NOT_COVERED, count, offset;
UINT16 glyph, format, coverage;
@ -5493,7 +5493,7 @@ static BOOL opentype_layout_apply_gsub_reverse_chain_context_substitution(struct
if (format == 1)
{
struct match_context mc = { .context = context, .mask = lookup->mask };
struct match_context mc = { .context = context, .lookup = lookup };
unsigned int start_index = 0, end_index = 0, backtrack_count, lookahead_count;
unsigned int coverage, coverage_index;
const UINT16 *backtrack, *lookahead;