Fix rendering of composite glyphs in Type 3 conversion (particularly

mdboom · mdboom · commit 84eb65bfd3c0 · 2008-05-28T13:31:39.000Z
as evidenced in the Eunjin.ttf Korean font) Thanks Jae-Joon Lee for
finding this!

svn path=/branches/v0_91_maint/; revision=5283
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,3 +1,7 @@
+2008-05-28 Fix rendering of composite glyphs in Type 3 conversion
+           (particularly as evidenced in the Eunjin.ttf Korean font)
+           Thanks Jae-Joon Lee for finding this!
+
 2008-05-21 Fix segfault in TkAgg backend - MGD
 
 2008-05-21 Fix a "local variable unreferenced" bug in plotfile - MM
diff --git a/ttconv/pprdrv_tt2.cpp b/ttconv/pprdrv_tt2.cpp
@@ -531,8 +531,8 @@ void GlyphToType3::do_composite(TTStreamWriter& stream, struct TTFONT *font, BYT
 	    }
     	else			/* The tt spec. does not clearly indicate */
     	    {			/* whether these values are signed or not. */
-    	    arg1 = *(glyph++);
-    	    arg2 = *(glyph++);
+              arg1 = *(signed char *)(glyph++);
+              arg2 = *(signed char *)(glyph++);
 	    }
 
 	if(flags & WE_HAVE_A_SCALE)

Original file line number	Diff line number	Diff line change
`@@ -531,8 +531,8 @@ void GlyphToType3::do_composite(TTStreamWriter& stream, struct TTFONT *font, BYT`
`531`	`531`	`}`
`532`	`532`	`else /* The tt spec. does not clearly indicate */`
`533`	`533`	`{ /* whether these values are signed or not. */`
`534`		`- arg1 = *(glyph++);`
`535`		`- arg2 = *(glyph++);`
	`534`	`+ arg1 = (signed char )(glyph++);`
	`535`	`+ arg2 = (signed char )(glyph++);`
`536`	`536`	`}`
`537`	`537`
`538`	`538`	`if(flags & WE_HAVE_A_SCALE)`