Add Changes entry for -dstrokeadjust and "Usage" entry.

[lilypond.git] / Documentation / changes.tely

diff --git a/Documentation/changes.tely b/Documentation/changes.tely
index 0815787d3c127a1c2572f5041721103787b91593..d985b534cd0beaa4eb1112e6416591ec375067ed 100644 (file)
--- a/Documentation/changes.tely
+++ b/Documentation/changes.tely
@@ -61,6 +61,20 @@ which scares away people.
 
 @end ignore
 
+@item
+The PostScript functionality of stroke adjustment is no longer
+applied automatically but left to the discretion of the PostScript
+device (by default, Ghostscript uses it for resolutions up to
+150dpi when generating raster images).  When it is enabled, a more
+complex drawing algorithm designed to benefit from stroke
+adjustment is employed mostly for stems and bar lines.
+
+Stroke adjustment can be forced by specifying the command line
+option @samp{-dstrokeadjust} to LilyPond.  When generating
+@code{PDF} files, this will usually result in markedly better
+looking @code{PDF} previews but significantly larger file size.
+Print quality at high resolutions will be unaffected.
+
 @item
 There is now a new context type called @code{NullVoice} which, while not
 appearing in the printed output, can be used to align lyrics.  This can