[PD] reading directly from /dev/psaux
Chris McCormick
chris at mccormick.cx
Fri Jan 24 04:38:24 CET 2003
Thanks for the advice guys; gpm seems to be the way to go.
Regards,
Chris.
On Thu, 23 Jan 2003 15:04:37 +0100
Frank Barknecht <fbar at footils.org> wrote:
> Hi,
> Chris McCormick schrieb:
> > Has anyone got any suggestions for reading raw data from a PS/2 mouse on
> > /dev/psaux into Pd? (without going through X) I've tried the ggee serial
> > externals to no avail (strange results, maybe it's not a normal serial
> > port?). If not I'll code my own external.
>
> Because psaux mouses seem to be only able to be opened once, you might need
> to use gpm for this. "man gpm" gives a hint here:
>
> -R name
> Causes `gpm' to act as a repeater: any mouse data
> received while in graphic mode will be produced on
> the fifo `/dev/gpmdata' in protocol name. In prin
> ciple, you can use the same names as for the `-t'
> option, although repeating into some protocols may
> not be implemented for a while. In addition, you
> can specify `raw' as the name, to repeat the mouse
> data byte by byte, without any protocol transla
> tion. If name is omitted, it defaults to `msc'.
> Using gpm in repeater mode, you can configure the X
> server to use its fifo as a mouse device. This
> option is useful for bus-mouse owners to override
> the single-open limitation. It is also an easy way
> to manage those stupid dual-mode mice which force
> you to keep the middle button down while changing
> video mode.
>
> ciao
> --
> Frank Barknecht
>
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--
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