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BUGS: note that meaning of sustain dots differs from the standard notation. 

From FreeBSD.
This commit is contained in:
uwe 2020-07-05 00:33:18 +00:00
parent fb2e468db8
commit bdbca37a95
1 changed files with 12 additions and 1 deletions
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13
share/man/man4/speaker.4
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@ -1,4 +1,4 @@
.\" $NetBSD: speaker.4,v 1.26 2020/07/04 23:24:10 uwe Exp $
.\" $NetBSD: speaker.4,v 1.27 2020/07/05 00:33:18 uwe Exp $
.\"
.\" Copyright (c) 2016 Nathanial Sloss <nathanialsloss@yahoo.com.au>
.\" All rights reserved.
@ -302,6 +302,17 @@ nor timings will be mathematically exact.
.Pp
There is no volume control.
.Pp
The action of two or more sustain dots does not reflect standard musical
notation, in which each dot adds half the value of the previous dot
modifier, not half the value of the note as modified.
Thus, a note dotted
once is held for 3/2 of its undotted value; dotted twice, it is held 7/4,
and three times would give 15/8.
The multiply-by-3/2 interpretation,
however, is specified in the
.Tn IBM BASIC
manual and has been retained for compatibility.
.Pp
In play strings which are very long (longer than your system's physical I/O
blocks) note suffixes or numbers may occasionally be parsed incorrectly due
to crossing a block boundary.