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[subset] add an inprogress accelerator to plan.

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This allows subset code to cache information into the accelerator during preprocess subset. Previously the accelerator was created at the end of subsetting.
This commit is contained in:
Garret Rieger 2022-11-23 20:24:40 +00:00 • committed by Behdad Esfahbod
parent 81640fdffe
commit 2c0afde737
3 changed files with 21 additions and 5 deletions
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11
src/hb-subset-plan.cc
View file

@ -926,6 +926,17 @@ hb_subset_plan_create_or_fail (hb_face_t *face,
hb_subset_plan_destroy (plan);
return nullptr;
}
if (plan->attach_accelerator_data)
{
plan->inprogress_accelerator =
hb_subset_accelerator_t::create (*plan->codepoint_to_glyph,
*plan->unicodes,
plan->has_seac);
}
return plan;
}

4
src/hb-subset-plan.hh
View file

@ -96,6 +96,9 @@ struct hb_subset_plan_t
hb_hashmap_destroy (name_table_overrides);
#endif
if (inprogress_accelerator)
hb_subset_accelerator_t::destroy ((void*) inprogress_accelerator);
if (user_axes_location)
{
hb_object_destroy (user_axes_location);
@ -209,6 +212,7 @@ struct hb_subset_plan_t
#endif
const hb_subset_accelerator_t* accelerator;
hb_subset_accelerator_t* inprogress_accelerator;
public:

11
src/hb-subset.cc
View file

@ -499,13 +499,14 @@ _subset_table (hb_subset_plan_t *plan,
}
}
static void _attach_accelerator_data (const hb_subset_plan_t* plan,
static void _attach_accelerator_data (hb_subset_plan_t* plan,
hb_face_t* face /* IN/OUT */)
{
hb_subset_accelerator_t* accel =
hb_subset_accelerator_t::create (*plan->codepoint_to_glyph,
*plan->unicodes,
plan->has_seac);
if (!plan->inprogress_accelerator) return;
// Transfer the accelerator from the plan to us.
hb_subset_accelerator_t* accel = plan->inprogress_accelerator;
plan->inprogress_accelerator = nullptr;
if (accel->in_error ())
{