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[kerx] Don't disable crossKerning if kern feature is off

This commit is contained in:
Behdad Esfahbod 2018-11-07 14:04:04 -05:00
parent 0c3b061ac2
commit 649cc3ef27
2 changed files with 6 additions and 5 deletions
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9
src/hb-aat-layout-kerx-table.hh
View File

@ -314,7 +314,7 @@ struct KerxSubTableFormat1
v = 0;
}
if (idx < buffer->len && buffer->info[idx].mask & kern_mask)
if (idx < buffer->len)
{
if (HB_DIRECTION_IS_HORIZONTAL (buffer->props.direction))
{
@ -324,7 +324,7 @@ struct KerxSubTableFormat1
if (!buffer->pos[idx].y_offset)
buffer->pos[idx].y_offset += c->font->em_scale_y (crossOffset);
}
else
else if (buffer->info[idx].mask & kern_mask)
{
if (!buffer->pos[idx].x_offset)
{
@ -342,7 +342,7 @@ struct KerxSubTableFormat1
if (!buffer->pos[idx].x_offset)
buffer->pos[idx].x_offset = c->font->em_scale_x (crossOffset);
}
else
else if (buffer->info[idx].mask & kern_mask)
{
if (!buffer->pos[idx].y_offset)
{
@ -375,7 +375,8 @@ struct KerxSubTableFormat1
{
TRACE_APPLY (this);
if (!c->plan->requested_kerning)
if (!c->plan->requested_kerning &&
!(header.coverage & header.CrossStream))
return false;
driver_context_t dc (this, c);

2
src/hb-ot-shape.cc
View File

@ -124,7 +124,7 @@ hb_ot_shape_planner_t::compile (hb_ot_shape_plan_t &plan,
else if (hb_aat_layout_has_positioning (face))
plan.apply_kerx = true;
if (plan.requested_kerning && !plan.apply_kerx && !has_gpos_kern)
if (!plan.apply_kerx && !has_gpos_kern)
{
/* Apparently Apple applies kerx if GPOS kern was not applied. */
if (hb_aat_layout_has_positioning (face))