Made the Loom Roland music fix a bit more specific. Only one song in EGA Loom

is affected and, according to Kirben, none in Monkey Island 1 VGA. I don't know
about Monkey Island 1 EGA, but I've assumed it uses the same music as the VGA
versions.

svn-id: r30202

1 files changed, 7 insertions, 10 deletions

diff --git a/engines/scumm/midiparser_ro.cpp b/engines/scumm/midiparser_ro.cpp
index 2d4d5acfad..2ef4cecfac 100644
--- a/engines/scumm/midiparser_ro.cpp
+++ b/engines/scumm/midiparser_ro.cpp
@@ -69,18 +69,15 @@ void MidiParser_RO::parseNextEvent (EventInfo &info) {
 		if (info.command() == 0xA) {
 			++_lastMarkerCount;
 			info.event = 0xF0;
-		} else if (info.command() == 0xF && info.event != 0xFF) {
+		} else if (info.event == 0xF0 || info.event == 0xF1) {
 			byte delay = *(_position._play_pos++);
 			info.delta += delay;
-			if (info.event != 0xF0) {
-				// The event is usually 0xF0 but there are a
-				// few cases in EGA Loom where it's 0xF1. I'm
-				// speculating that this is for adding values
-				// greater than 255 to info.delta. See bug
-				// #1498785.
-				//
-				// The actual calculation is pure guesswork,
-				// but the result sounds good enough to me.
+			if (info.event == 0xF1) {
+				// This event is, as far as we have been able
+				// to determine, only used in one single song
+				// in EGA Loom. It seems to be meant for adding
+				// values greater than 255 to info.delta. See
+				// bug #1498785.
 				info.delta += 256;
 			}
 			continue;