usb/119411: Co-ordinate system of mouse

[Markus Brueffer]

The following reply was made to PR usb/119411; it has been noted by GNATS.

From: Markus Brueffer <markus at FreeBSD.org>
To: freebsd-usb at freebsd.org
Cc: Sujai Edwin Moses <sujaiedwin at yahoo.com>,
 freebsd-gnats-submit at freebsd.org
Subject: Re: usb/119411: Co-ordinate system of mouse
Date: Mon, 7 Jan 2008 23:40:47 +0100

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 Am Montag, 7. Januar 2008 09:22:27 schrieb Sujai Edwin Moses:
 > I am getting negative values of y-axis when i move the mouse upwards. Is
 > this a problem with the mouse or normal? if normal, can you tell me the
 > co-ordinate system used by the mouse?
 
 This is perfectly normal. For details about the coordinate system please se=
 e=20
 chapter 5.9 of the HID spec. You can find it here:
 
 http://www.usb.org/developers/hidpage/
 
 Markus
 
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