Freetype 2.1 and later align bitmap pitch on boundaries of 2 bytes. It is

therefore necessary to use glPixelStorei(..,UNPACK_..., 2).  There is an
#if() statement that allows the continued use of freetype 2.0 (Rh 7.x), as
well as accomodating newer releases.

src/osgText/FTBitmapGlyph.cpp

@@ -39,6 +39,7 @@ FTBitmapGlyph::FTBitmapGlyph( FT_Glyph glyph)
     
     data = osgNew unsigned char[srcPitch * destHeight];
     
+    // !!!! THIS assumes a positive Pitch value.  No allowance for negative pitch
     for(int y = 0; y < srcHeight; ++y)
     {
         --destHeight;

src/osgText/FTGLBitmapFont.cpp

@@ -45,7 +45,11 @@ void FTGLBitmapFont::render( const char* string,unsigned int renderContext)
     
     glPixelStorei( GL_UNPACK_LSB_FIRST, GL_FALSE);
     glPixelStorei( GL_UNPACK_ROW_LENGTH, 0);
+#if (FREETYPE_MAJOR >= 2) && (FREETYPE_MINOR>=1)
+    glPixelStorei( GL_UNPACK_ALIGNMENT, 2);
+#else
     glPixelStorei( GL_UNPACK_ALIGNMENT, 1);
+#endif
 
     FTFont::render( string,renderContext);