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retain-gids in HVAR/VVAR (unused deltas retained)

This commit is contained in:
Michiharu Ariza 2019-04-16 10:33:51 -07:00
parent eb348fc5c0
commit 007bb3e0d1
1 changed files with 12 additions and 12 deletions
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24
src/hb-ot-var-hvar-table.hh
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@ -136,7 +136,7 @@ struct index_map_subset_plan_t
{
map_count = 0;
outer_bit_count = 0;
inner_bit_count = 0;
inner_bit_count = 1;
max_inners.init ();
output_map.init ();
@ -147,17 +147,19 @@ struct index_map_subset_plan_t
if (im_index == ADV_INDEX)
{
outer_remap.add (0);
hb_codepoint_t old_gid;
for (hb_codepoint_t gid = 0; gid < plan->num_output_glyphs (); gid++)
if (plan->old_gid_for_new_gid (gid, &old_gid))
inner_remaps[0].add (old_gid);
{
hb_codepoint_t old_gid = gid;
(void)plan->old_gid_for_new_gid (gid, &old_gid);
inner_remaps[0].add (old_gid);
}
}
return;
}
unsigned int last_val = (unsigned int)-1;
hb_codepoint_t last_gid = (hb_codepoint_t)-1;
hb_codepoint_t gid = (hb_codepoint_t)index_map.get_map_count ();
hb_codepoint_t gid = MIN((hb_codepoint_t)index_map.get_map_count (), plan->num_output_glyphs ());
outer_bit_count = (index_map.get_width () * 8) - index_map.get_inner_bit_count ();
max_inners.resize (inner_remaps.length);
@ -166,9 +168,8 @@ struct index_map_subset_plan_t
/* Search backwards for a map value different from the last map value */
for (; gid > 0; gid--)
{
hb_codepoint_t old_gid;
if (!plan->old_gid_for_new_gid (gid - 1, &old_gid))
continue;
hb_codepoint_t old_gid = gid - 1;
(void)plan->old_gid_for_new_gid (gid - 1, &old_gid);
unsigned int v = index_map.map (old_gid);
if (last_gid == (hb_codepoint_t)-1)
@ -186,9 +187,8 @@ struct index_map_subset_plan_t
map_count = last_gid;
for (gid = 0; gid < map_count; gid++)
{
hb_codepoint_t old_gid;
if (!plan->old_gid_for_new_gid (gid, &old_gid))
continue;
hb_codepoint_t old_gid = gid;
(void)plan->old_gid_for_new_gid (gid, &old_gid);
unsigned int v = index_map.map (old_gid);
unsigned int outer = v >> 16;
unsigned int inner = v & 0xFFFF;
@ -224,7 +224,7 @@ struct index_map_subset_plan_t
output_map.resize (map_count);
for (hb_codepoint_t gid = 0; gid < output_map.length; gid++)
{
hb_codepoint_t old_gid = 0;
hb_codepoint_t old_gid = gid;
(void)plan->old_gid_for_new_gid (gid, &old_gid);
unsigned int v = input_map->map (old_gid);
unsigned int outer = v >> 16;