1TS_CALIBRATE(1) tslib TS_CALIBRATE(1)
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6 ts_calibrate - A test program to calibrate a touch screen used by
7 tslib.
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11 ts_calibrate
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15 ts_calibrate is used to manually configure tslib's linear filter plug‐
16 in. It draws crosshairs to the framebuffer to be touched by the user
17 and records expected vs. actual touch contact positions needed to apply
18 the filter and provide a desired touch user experience. It uses the
19 TSLIB_CALIBFILE environment variable to store it's values.
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22 -r, --rotate [value]
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24 Rotate the screen. value is 0 for 0 degree, 1 for 90 degrees (CW),
25 2 for 180 degrees (upside down) and 3 for 270 degrees (CCW).
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28 see ts.conf (5)
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31 ts.conf (5), ts_test (1), ts_uinput (1)
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35 TS_CALIBRATE(1)