From: Grigori Goronzy <greg@blackbox>
Date: Thu, 10 Sep 2009 02:47:21 +0000 (+0200)
Subject: Render NBSP (\h) as normal space
X-Git-Tag: 0.9.8~5
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=33a3ab2c8777241b73ad85024158e19fb1f9c699;p=libass

Render NBSP (\h) as normal space

Many fonts don't have a non-breaking space (NBSP) character and this
can cause problems when these glyphs are substituted.  Render them
like a regular space.
---

diff --git a/libass/ass_font.c b/libass/ass_font.c
index 2e8548c..7d848a2 100644
--- a/libass/ass_font.c
+++ b/libass/ass_font.c
@@ -421,6 +421,9 @@ FT_Glyph ass_font_get_glyph(void *fontconfig_priv, ASS_Font *font,
 
     if (ch < 0x20)
         return 0;
+    // Handle NBSP like a regular space when rendering the glyph
+    if (ch == 0xa0)
+        ch = ' ';
     if (font->n_faces == 0)
         return 0;