}
template<typename Iterator,
- hb_requires (hb_is_source_of (Iterator, unsigned int))>
- static void
+ hb_requires (hb_is_source_of (Iterator, unsigned int))>
+ static bool
_add_loca_and_head (hb_subset_plan_t * plan, Iterator padded_offsets)
{
unsigned int max_offset =
+ padded_offsets
| hb_reduce (hb_max, 0);
bool use_short_loca = max_offset <= 131070;
- unsigned int loca_prime_size = (padded_offsets.len () + 1) * (use_short_loca ? 2 : 4);
+ unsigned int loca_prime_size = padded_offsets.len () * (use_short_loca ? 2 : 4);
char *loca_prime_data = (char *) calloc(1, loca_prime_size);
+ if (unlikely (!loca_prime_data)) return false;
+
if (use_short_loca)
- _write_loca <decltype (padded_offsets), HBUINT16> (padded_offsets, 1, loca_prime_data);
+ _write_loca <decltype (padded_offsets), HBUINT16> (padded_offsets, 1, hb_array_t<HBUINT16> ((HBUINT16*) loca_prime_data, padded_offsets.len ()));
else
- _write_loca <decltype (padded_offsets), HBUINT32> (padded_offsets, 0, loca_prime_data);
+ _write_loca <decltype (padded_offsets), HBUINT32> (padded_offsets, 0, hb_array_t<HBUINT32> ((HBUINT32*) loca_prime_data, padded_offsets.len ()));
hb_blob_t * loca_blob = hb_blob_create (loca_prime_data,
loca_prime_size,
_add_head_and_set_loca_version(plan, use_short_loca);
hb_blob_destroy (loca_blob);
+ return true;
}
- template<typename Iterator, typename EntryType,
- hb_requires (hb_is_source_of (Iterator, unsigned int))>
+ template<typename IteratorIn, typename EntryType, typename IteratorOut,
+ hb_requires (hb_is_source_of (IteratorIn, unsigned int)),
+ hb_requires (hb_is_source_of (IteratorOut, EntryType))>
static void
- _write_loca (Iterator it, unsigned right_shift, char * dest)
+ _write_loca (IteratorIn it, unsigned right_shift, IteratorOut dest)
{
- hb_array_t<EntryType> entries ((EntryType *) dest, it.len () + 1);
unsigned int offset = 0;
+ it
| hb_map ([&] (unsigned int padded_size) {
offset += padded_size;
return result;
})
- | hb_sink ( hb_iter (entries));
- // one bonus element so loca[numGlyphs] - loca[numGlyphs -1] is size of last glyph
- entries.arrayZ[entries.length - 1] = offset >> right_shift;
- DEBUG_MSG(SUBSET, nullptr, "loca entry offset %d", (int16_t) entries.arrayZ[entries.length - 1]);
+ | hb_sink (dest);
}
// requires source of SubsetGlyph complains the identifier isn't declared
| hb_map ([&] (const SubsetGlyph& _) { return _.padded_size(); })
| hb_sink (padded_offsets);
- _add_loca_and_head (c->plan, hb_iter (padded_offsets));
+ // loca ends with a final entry == last offset (+0)
+ padded_offsets << 0;
- return_trace (true);
+ return_trace (c->serializer->check_success (_add_loca_and_head (c->plan, hb_iter (padded_offsets))));
}
template <typename SubsetGlyph>
{
int expected = *(raw_expected + i);
int actual = *(raw_actual + i);
- if (expected != actual)
- {
- fprintf(stderr, "+%d %02x != %02x\n", i, expected, actual);
- }
-
+ if (expected != actual) fprintf(stderr, "+%d %02x != %02x\n", i, expected, actual);
+ else fprintf(stderr, "+%d %02x\n", i, expected);
}
}
g_assert_cmpint(0, ==, memcmp(raw_expected, raw_actual, expected_length));