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#!/bin/bash
device="UGTABLET 10 inch PenTablet Pen (0)"
#total_width=5280.0
#total_height=2820.0
#touch_area_width=1920.0
#touch_area_height=1200.0
#touch_area_x_offset=1920.0
#touch_area_y_offset=791.0
total_width=3520 #3640.0
total_height=1080 #2560.0
touch_area_width=1600 #1080.0
touch_area_height=900 #1728.0
touch_area_x_offset=0 #3640.0
touch_area_y_offset=0 #832.0
echo $touch_area_width
C0=$(bc -l <<< $touch_area_width/$total_width)
C2=$(bc -l <<< $touch_area_height/$total_height)
C1=$(bc -l <<< $touch_area_x_offset/$total_width)
C3=$(bc -l <<< $touch_area_y_offset/$total_height)
echo Device: $device
MATRIX="$C0 0 $C1 0 $C2 $C3 0 0 1" #normal
#MATRIX="0 -$C0 $C1 $C2 0 $C3 0 0 1" #rotate
echo Calculated Matrix: $MATRIX
xinput set-prop "$device" --type=float "Coordinate Transformation Matrix" $MATRIX
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