From 144d10873d6eebbadde21ebebfa2beb3eb6adfca Mon Sep 17 00:00:00 2001
From: Werner Lemberg <wl@gnu.org>
Date: Mon, 6 Feb 2017 07:54:59 +0100
Subject: [PATCH] Add comment that we don't use VORG table.

---
 include/freetype/freetype.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/freetype/freetype.h b/include/freetype/freetype.h
index 1e623ec04..568a588f2 100644
--- a/include/freetype/freetype.h
+++ b/include/freetype/freetype.h
@@ -305,6 +305,11 @@ FT_BEGIN_HEADER
   /*    `horiAdvance' or `vertAdvance'; you have to manually adjust these  */
   /*    values to account for the added width and height.                  */
   /*                                                                       */
+  /*    FreeType doesn't use the `VORG' table data for CFF fonts because   */
+  /*    it doesn't have an interface to quickly retrieve the glyph height. */
+  /*    The y~coordinate of the vertical origin can be simply computed as  */
+  /*    `vertBearingY + height' after loading a glyph.                     */
+  /*                                                                       */
   typedef struct  FT_Glyph_Metrics_
   {
     FT_Pos  width;