From 08ea386197572ba00d22bc19aedf2ae96154a07e Mon Sep 17 00:00:00 2001
From: James Turner <zakalawe@mac.com>
Date: Mon, 28 Mar 2016 22:54:24 +0100
Subject: [PATCH] Fix corrupt HUD fonts

osg::texture2D changes GL_UNPACK_ROW_LENGTH, which fntLoadTXF is not
prepared to deal with. Reset the value back to 0 before loading +
caching TXF fonts on the PLIB side.
---
 src/GUI/gui.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/GUI/gui.cxx b/src/GUI/gui.cxx
index b8a8f333a..733fb5cf9 100644
--- a/src/GUI/gui.cxx
+++ b/src/GUI/gui.cxx
@@ -79,6 +79,10 @@ public:
         puSetDefaultStyle         ( PUSTYLE_SMALL_SHADED ); //PUSTYLE_DEFAULT
         puSetDefaultColourScheme  (0.8, 0.8, 0.9, 1);
 
+        // OSG Texture2D sets this, which breaks PLIB fntLoadTXF
+        // force it back to zero so width passed to glTexImage2D is used
+        glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
+
         FGFontCache *fc = FGFontCache::instance();
         fc->initializeFonts();
         puFont *GuiFont
-- 
2.39.5