Tech Tip – Touchscreen Calibration In Linux

Posted by jwright on Oct 3, 2011 7:57 PM EDT
Innovations Technology Solutions; By Jeremy Mack Wright
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I recently did some work with an ELO Touchsystems 1515L 15? LCD Desktop Touchmonitor. I was pleased with the touchmonitor’s hardware and performance, but in order to make it work properly in Linux I had to find a suitable calibration program. Out of the box on several distributions this touchscreen exhibits Y-axis inversion, where touching the top of the screen moves the cursor to the bottom and vice versa. xinput-calibrator is a freedesktop.org project that worked well for calibration, fixing the Y-axis inversion issue, and as a bonus it works for any standard Xorg touchscreen driver.

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