| # Configure touchpads to use Chromium Multitouch (cmt) X input driver |
| Section "InputClass" |
| Identifier "touchpad peppy" |
| MatchIsTouchpad "on" |
| MatchDevicePath "/dev/input/event*" |
| MatchProduct "cyapa" |
| Option "Touchpad Stack Version" "1" |
| Option "Integrated Touchpad" "1" |
| # Disable some causes of delay |
| Option "IIR b0" "1" |
| Option "IIR b1" "0" |
| Option "IIR b2" "0" |
| Option "IIR b3" "0" |
| Option "IIR a1" "0" |
| Option "IIR a2" "0" |
| Option "IIR Distance Threshold" "1000" |
| Option "Two Finger Vertical Close Distance Thresh" "35.0" |
| Option "Fling Buffer Suppress Zero Length Scrolls" "0" |
| Option "Pinch Enable" "0" |
| EndSection |
| |
| Section "InputClass" |
| Identifier "touchpad peppy cyapa" |
| MatchIsTouchpad "on" |
| MatchDevicePath "/dev/input/event*" |
| MatchProduct "cyapa" |
| Option "Pressure Calibration Offset" "-10.1706452244229" |
| Option "Pressure Calibration Slope" "1.82361892734539" |
| # Extra filters for Cyapa |
| Option "Box Width" "1.0" |
| Option "Box Height" "1.0" |
| Option "Sensor Jump Filter Enable" "1" |
| |
| # TODO(adlr): Tune these two parameters: |
| Option "Merge Max Ratio" "0.63" |
| Option "Split Merge Max Movement" "7.1" |
| |
| Option "Max Allowed Pressure Change Per Sec" "4000" |
| Option "Max Hysteresis Pressure Per Sec" "4000" |
| Option "Delay On Possible Liftoff" "1" |
| Option "Input Queue Max Delay" "0.019" |
| Option "Split Corrector Enabled" "1" |
| # People complain that light tap clicks don't register |
| Option "Tap Minimum Pressure" "10.0" |
| # Peppy's touchpad has a higher friction than the others and its |
| # height offset at the bottom edge is also larger, causing thumbs |
| # to have lower pressure compared to other devices. |
| # Thus, decrease related thresholds here. |
| Option "Two Finger Pressure Diff Thresh" "20" |
| Option "Two Finger Pressure Diff Factor" "1.3" |
| Option "Pinch Enable" "0" |
| EndSection |
| |
| Section "InputClass" |
| Identifier "touchpad peppy elan" |
| MatchIsTouchpad "on" |
| MatchDevicePath "/dev/input/event*" |
| MatchProduct "Elan Touchpad" |
| Option "Touchpad Stack Version" "1" |
| |
| Option "Pressure Calibration Offset" "-179.252581726842" |
| Option "Pressure Calibration Slope" "4.33133444856914" |
| |
| Option "Tap Minimum Pressure" "15.0" |
| |
| EndSection |
