Roll HarfBuzz to 1.3.1

third_party/harfbuzz-ng/src/hb-ft.cc

 /*
  * Copyright © 2009  Red Hat, Inc.
  * Copyright © 2009  Keith Stribley
  * Copyright © 2015  Google, Inc.
  *
  *  This is part of HarfBuzz, a text shaping library.
  *
  * Permission is hereby granted, without written agreement and without
  * license or royalty fees, to use, copy, modify, and distribute this
  * software and its documentation for any purpose, provided that the
@@ skipping 15 matching lines @@
  * Red Hat Author(s): Behdad Esfahbod
  * Google Author(s): Behdad Esfahbod
  */
 
 #include "hb-private.hh"
 
 #include "hb-ft.h"
 
 #include "hb-font-private.hh"
 
+#include "hb-cache-private.hh" // Maybe use in the future?
+
 #include FT_ADVANCES_H
 #include FT_TRUETYPE_TABLES_H
 
 
 
 #ifndef HB_DEBUG_FT
 #define HB_DEBUG_FT (HB_DEBUG+0)
 #endif
 
 
@@ skipping 553 matching lines @@
                    hb_destroy_func_t destroy)
 {
   hb_font_t *font;
   hb_face_t *face;
 
   face = hb_ft_face_create (ft_face, destroy);
   font = hb_font_create (face);
   hb_face_destroy (face);
   _hb_ft_font_set_funcs (font, ft_face, false);
   hb_font_set_scale (font,
-                     (int) (((uint64_t) ft_face->size->metrics.x_scale * (uint64_t) ft_face->units_per_EM + (1<<15)) >> 16),
-                     (int) (((uint64_t) ft_face->size->metrics.y_scale * (uint64_t) ft_face->units_per_EM + (1<<15)) >> 16));
+                     (int) (((uint64_t) ft_face->size->metrics.x_scale * (uint64_t) ft_face->units_per_EM + (1u<<15)) >> 16),
+                     (int) (((uint64_t) ft_face->size->metrics.y_scale * (uint64_t) ft_face->units_per_EM + (1u<<15)) >> 16));
 #if 0 /* hb-ft works in no-hinting model */
   hb_font_set_ppem (font,
                     ft_face->size->metrics.x_ppem,
                     ft_face->size->metrics.y_ppem);
 #endif
 
   return font;
 }
 
 /**
@@ skipping 94 matching lines @@
                           0, font->y_scale < 0 ? -1 : +1};
     FT_Set_Transform (ft_face, &matrix, NULL);
   }
 
   ft_face->generic.data = blob;
   ft_face->generic.finalizer = (FT_Generic_Finalizer) _release_blob;
 
   _hb_ft_font_set_funcs (font, ft_face, true);
   hb_ft_font_set_load_flags (font, FT_LOAD_DEFAULT | FT_LOAD_NO_HINTING);
 }