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authorSimon Howard2010-03-08 01:14:23 +0000
committerSimon Howard2010-03-08 01:14:23 +0000
commit448adb31d703afed9e9cc2bfd109c1fcd34447c4 (patch)
treeca987d9f677ec93263840477bc1eebc9a01fecab /man/manpage.template
parentc4fe7aa8b6962edf79e0ccec469970618a92b0ef (diff)
parentb9e18229624500d6d2a6112a5c00882d7b7051de (diff)
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Merge opl-branch to trunk.
OPL support still isn't perfect, and it certainly isn't complete. However, for now, it's good enough. Subversion-branch: /trunk/chocolate-doom Subversion-revision: 1878
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@@ -28,6 +28,17 @@ specifies a PC speaker driver to use for sound effect playback. Valid
options are "Linux" for the Linux console mode driver, "BSD" for the
NetBSD/OpenBSD PC speaker driver, and "SDL" for SDL-based emulated PC speaker
playback (using the digital output).
+.TP
+\fBOPL_DRIVER\fR
+When using OPL MIDI playback, this environment variable specifies an
+OPL backend driver to use. Valid options are "SDL" for an SDL-based
+software emulated OPL chip, "Linux" for the Linux hardware OPL driver,
+and "OpenBSD" for the OpenBSD/NetBSD hardware OPL driver.
+
+Generally speaking, a real hardware OPL chip sounds better than software
+emulation; however, modern machines do not often include one. If
+present, it may still require extra work to set up and elevated
+security privileges to access.
.SH FILES
.TP
\fB$HOME/.chocolate-doom/default.cfg\fR