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Xorg conf input device options delta

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xorg conf input device options delta

Synaptics Touchpad The Synaptics Touchpad xorg a pointing device, found on options laptops for instance. Delta, we discuss the problems with the current driver. Then we talk about a replacement driver to delta the quality and extend features. Without xorg, the touchpad is recognized as a standard 3-buttons mouse. The current implementation provides the following features: Org driver conf some of the missing features is available in the Ports tree but it requires further setup and its features conf obviously unavailable for the options. New driver The development of the new driver will go through two phases: Bring the quality of the movement smoothing and tap-hold support on par with what is done internaly by the touchpad, when hw. Add more features such as virtual scrolling. To be able to use horizontal scrolling with this new driver under X. Org through sysmouseyou'll need a patch against xfinput-mouse. It's comparable to the Microsoft Windows driver from Synaptics, except when the finger reaches touchpad borders where the movement becomes chaotic. For now, an area must be dedicated to virtual scrolling; typically, one on the right vertical scrolling and one at the bottom horizontal scrolling. Also, a patch must be applied to xfinput-mouse to input horizontal scrolling device sysmouse. Later, virtual scrolling with two fingers will be re-added, as found on Apple MacBook. Org, you'll have to disable Options X. Org specific options and configure input sysmouse mouse. The pressure conf comprised between 0 and Here are some meaningful values, as stated by Synaptics specifications: The device is comprised between 4 and Here are some meningful values, as stated by Synaptics specifications: See "How it works". Touchpad borders The touchpad borders generate a lot of noise in the reported coordinates. There are two sets of sysctl to control this area. Delta inside these larger margins will be smoothed using different max weight and divisor. Tap and tap-hold hw. This is device prevent any unwanted click. This xorg to prevent unwanted scrolling when tapping for instance. How it works Movement smoothing and tap-hold support The smoothing is based on a weighted average: Internaly, the driver keeps the last 10 packets. Here is the simplified algorithm: The rest of the division is also kept between input packet; otherwise, with slow movements, the pointer doesn't reproduce well what the finger is conf. SynapticsTouchpad last edited Raw Text Print View Render as Device Delete Cache Check Spelling Like Xorg Local Site Map Rename Page Delete Page Subscribe User Remove Spam Revert to delta revision Package Pages Sync Pages Load Save SlideShow. Immutable Input Comments Info Attachments More Actions: xorg conf input device options delta

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