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Re: [directfb-dev] [g-i] Problems with linux_input module and SynPS/2 Synaptics TouchPad



On Wednesday 29 November 2006 23:12, Attilio Fiandrotti wrote:
> I really hope we'll be able to fix the bug in Ville's patch soon, as
> it's much more complete than mine: we may be even able to integrate
> ville's patch in a future DirectFB upload.

It would also be nice if we could take some time to support detection of 
different types of touchpads and set appropriate defaults for each, or 
introduce configuration options to allow users to tune the behavior of 
their touchpad.

Below the values I set in the X.Org configuration file for my Alps 
touchpad, which make it work quite nicely (I've got edge scrolling set 
fairly tightly).
It uses the synaptics driver but really needs some different values from 
the defaults the driver has for real synaptics pads.

From /proc/bus/input/devices:
I: Bus=0011 Vendor=0002 Product=0008 Version=7321
N: Name="AlpsPS/2 ALPS GlidePoint"
P: Phys=isa0060/serio1/input0
S: Sysfs=/class/input/input4
H: Handlers=event4 ts2 mouse2
B: EV=f
B: KEY=420 0 70000 0 0 0 0 0 0 0 0
B: REL=3
B: ABS=1000003

From /etc/X11/xorg.conf:
# FJP: the size of the touchpad is 990 (horiz) by 740 (vert)
        Option          "LeftEdge"              "060"
        Option          "RightEdge"             "930"
        Option          "TopEdge"               "040"
        Option          "BottomEdge"            "700"
        Option          "FingerLow"             "14"
        Option          "FingerHigh"            "15"
        Option          "MaxTapTime"            "180"
        Option          "MaxTapMove"            "110"
        Option          "EmulateMidButtonTime"  "75"
        Option          "VertScrollDelta"       "20"
        Option          "HorizScrollDelta"      "20"
        Option          "MinSpeed"              "0.3"
        Option          "MaxSpeed"              "0.75"
        Option          "AccelFactor"           "0.015"
        Option          "EdgeMotionMinSpeed"    "200"
        Option          "EdgeMotionMaxSpeed"    "200"
        Option          "UpDownScrolling"       "1"

Cheers,
FJP

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