From 2f1747ed7d28148807ad07eb8e22db3ab5c54966 Mon Sep 17 00:00:00 2001 From: Behdad Esfahbod Date: Thu, 16 Aug 2012 11:46:46 -0400 Subject: [PATCH] Add comment --- src/hb-ot-shape-complex-arabic.cc | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/hb-ot-shape-complex-arabic.cc b/src/hb-ot-shape-complex-arabic.cc index 3e61e69..857bf55 100644 --- a/src/hb-ot-shape-complex-arabic.cc +++ b/src/hb-ot-shape-complex-arabic.cc @@ -202,6 +202,10 @@ struct arabic_shape_plan_t ASSERT_POD (); bool do_fallback; + /* The "+ 1" in the next array is to accommodate for the "NONE" command, + * which is not an OpenType feature, but this simplifies the code by not + * having to do a "if (... < NONE) ..." and just rely on the fact that + * mask_array[NONE] == 0. */ hb_mask_t mask_array[ARABIC_NUM_FEATURES + 1]; }; -- 2.7.4