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[aat] Use buffer-digest for non-state-machine kerning as well

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Behdad Esfahbod 2024-05-13 15:59:54 -06:00
parent fbcfc1984d
commit 204778e831
1 changed files with 18 additions and 6 deletions
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24
src/hb-aat-layout-kerx-table.hh
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@ -107,10 +107,14 @@ struct KerxSubTableFormat0
TRACE_APPLY (this);
if (!c->plan->requested_kerning)
return false;
return_trace (false);
if (header.coverage & header.Backwards)
return false;
return_trace (false);
if (!(c->buffer_digest.may_have (c->left_set) &&
c->buffer_digest.may_have (c->right_set)))
return_trace (false);
accelerator_t accel (*this, c);
hb_kern_machine_t<accelerator_t> machine (accel, header.coverage & header.CrossStream);
@ -431,10 +435,14 @@ struct KerxSubTableFormat2
TRACE_APPLY (this);
if (!c->plan->requested_kerning)
return false;
return_trace (false);
if (header.coverage & header.Backwards)
return false;
return_trace (false);
if (!(c->buffer_digest.may_have (c->left_set) &&
c->buffer_digest.may_have (c->right_set)))
return_trace (false);
accelerator_t accel (*this, c);
hb_kern_machine_t<accelerator_t> machine (accel, header.coverage & header.CrossStream);
@ -722,10 +730,14 @@ struct KerxSubTableFormat6
TRACE_APPLY (this);
if (!c->plan->requested_kerning)
return false;
return_trace (false);
if (header.coverage & header.Backwards)
return false;
return_trace (false);
if (!(c->buffer_digest.may_have (c->left_set) &&
c->buffer_digest.may_have (c->right_set)))
return_trace (false);
accelerator_t accel (*this, c);
hb_kern_machine_t<accelerator_t> machine (accel, header.coverage & header.CrossStream);