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Code Releases Wiki Activity

Update HarfBuzz to 7.1.0

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This commit is contained in:
Pedro J. Estébanez
2023-02-13 10:44:33 +01:00
parent df7834ac96
commit abc13dbd0b
205 changed files with 14886 additions and 5156 deletions
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70
thirdparty/harfbuzz/src/hb-buffer.hh vendored
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@@ -35,26 +35,6 @@
#include "hb-set-digest.hh"
#ifndef HB_BUFFER_MAX_LEN_FACTOR
#define HB_BUFFER_MAX_LEN_FACTOR 64
#endif
#ifndef HB_BUFFER_MAX_LEN_MIN
#define HB_BUFFER_MAX_LEN_MIN 16384
#endif
#ifndef HB_BUFFER_MAX_LEN_DEFAULT
#define HB_BUFFER_MAX_LEN_DEFAULT 0x3FFFFFFF /* Shaping more than a billion chars? Let us know! */
#endif
#ifndef HB_BUFFER_MAX_OPS_FACTOR
#define HB_BUFFER_MAX_OPS_FACTOR 1024
#endif
#ifndef HB_BUFFER_MAX_OPS_MIN
#define HB_BUFFER_MAX_OPS_MIN 16384
#endif
#ifndef HB_BUFFER_MAX_OPS_DEFAULT
#define HB_BUFFER_MAX_OPS_DEFAULT 0x1FFFFFFF /* Shaping more than a billion operations? Let us know! */
#endif
static_assert ((sizeof (hb_glyph_info_t) == 20), "");
static_assert ((sizeof (hb_glyph_info_t) == sizeof (hb_glyph_position_t)), "");
@@ -601,21 +581,59 @@ struct hb_buffer_t
unsigned int cluster,
hb_mask_t mask)
{
for (unsigned int i = start; i < end; i++)
if (cluster != infos[i].cluster)
if (unlikely (start == end))
return;
unsigned cluster_first = infos[start].cluster;
unsigned cluster_last = infos[end - 1].cluster;
if (cluster_level == HB_BUFFER_CLUSTER_LEVEL_CHARACTERS ||
(cluster != cluster_first && cluster != cluster_last))
{
for (unsigned int i = start; i < end; i++)
if (cluster != infos[i].cluster)
{
scratch_flags |= HB_BUFFER_SCRATCH_FLAG_HAS_GLYPH_FLAGS;
infos[i].mask |= mask;
}
return;
}
/* Monotone clusters */
if (cluster == cluster_first)
{
for (unsigned int i = end; start < i && infos[i - 1].cluster != cluster_first; i--)
{
scratch_flags |= HB_BUFFER_SCRATCH_FLAG_HAS_GLYPH_FLAGS;
infos[i - 1].mask |= mask;
}
}
else /* cluster == cluster_last */
{
for (unsigned int i = start; i < end && infos[i].cluster != cluster_last; i++)
{
scratch_flags |= HB_BUFFER_SCRATCH_FLAG_HAS_GLYPH_FLAGS;
infos[i].mask |= mask;
}
}
}
static unsigned
unsigned
_infos_find_min_cluster (const hb_glyph_info_t *infos,
unsigned start, unsigned end,
unsigned cluster = UINT_MAX)
{
for (unsigned int i = start; i < end; i++)
cluster = hb_min (cluster, infos[i].cluster);
return cluster;
if (unlikely (start == end))
return cluster;
if (cluster_level == HB_BUFFER_CLUSTER_LEVEL_CHARACTERS)
{
for (unsigned int i = start; i < end; i++)
cluster = hb_min (cluster, infos[i].cluster);
return cluster;
}
return hb_min (cluster, hb_min (infos[start].cluster, infos[end - 1].cluster));
}
void clear_glyph_flags (hb_mask_t mask = 0)