ref: e5bcbf95a8134e4629613bc02381bf8eef9501ad
parent: a6e9ff3d20326d8d590f52643c69d73a2ad542e2
author: Werner Lemberg <[email protected]>
date: Fri Apr 1 18:57:31 EST 2005
Add comment about hard-coded dropout mode.
--- a/src/raster/ftraster.c
+++ b/src/raster/ftraster.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType glyph rasterizer (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003 by */
+/* Copyright 1996-2001, 2002, 2003, 2005 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -2984,6 +2984,9 @@
Set_High_Precision( RAS_VARS ras.outline.flags &
FT_OUTLINE_HIGH_PRECISION );
ras.scale_shift = ras.precision_shift;
+ /* Drop-out mode 2 is hard-coded since this is the only mode used */
+ /* on Windows platforms. Using other modes, as specified by the */
+ /* font, results in misplaced pixels. */
ras.dropOutControl = 2;
ras.second_pass = (FT_Byte)( !( ras.outline.flags &
FT_OUTLINE_SINGLE_PASS ) );
@@ -3048,6 +3051,9 @@
Set_High_Precision( RAS_VARS ras.outline.flags &
FT_OUTLINE_HIGH_PRECISION );
ras.scale_shift = ras.precision_shift + 1;
+ /* Drop-out mode 2 is hard-coded since this is the only mode used */
+ /* on Windows platforms. Using other modes, as specified by the */
+ /* font, results in misplaced pixels. */
ras.dropOutControl = 2;
ras.second_pass = !( ras.outline.flags & FT_OUTLINE_SINGLE_PASS );