}
}
+static void
+hb_ot_zero_width_default_ignorables (hb_ot_shape_context_t *c)
+{
+ hb_buffer_t *buffer = c->buffer;
+
+ if (buffer->flags & HB_BUFFER_FLAG_PRESERVE_DEFAULT_IGNORABLES)
+ return;
+
+ unsigned int count = buffer->len;
+ hb_glyph_info_t *info = buffer->info;
+ hb_glyph_position_t *pos = buffer->pos;
+ unsigned int i = 0;
+ for (i = 0; i < count; i++)
+ if (unlikely (_hb_glyph_info_is_default_ignorable (&info[i])))
+ pos[i].x_advance = pos[i].y_advance = pos[i].x_offset = pos[i].y_offset = 0;
+}
static void
hb_ot_hide_default_ignorables (hb_ot_shape_context_t *c)
for (/*continue*/; i < count; i++)
{
if (_hb_glyph_info_is_default_ignorable (&info[i]))
- {
info[i].codepoint = space;
- pos[i].x_advance = pos[i].y_advance = pos[i].x_offset = pos[i].y_offset = 0;
- }
}
}
else
hb_bool_t fallback = !hb_ot_position_complex (c);
- /* Need to do this here, since position_finish and fallback positioning
- * might be affected by width of default_ignorables. */
- hb_ot_hide_default_ignorables (c);
+ hb_ot_zero_width_default_ignorables (c);
hb_ot_layout_position_finish (c->font, c->buffer);
hb_ot_substitute (c);
hb_ot_position (c);
+ hb_ot_hide_default_ignorables (c);
+
_hb_buffer_deallocate_unicode_vars (c->buffer);
c->buffer->props.direction = c->target_direction;