安装xinput
sudo apt update
sudo apt install xinput
识别触摸屏设备名称
linaro@linaro-alip:~$ xinput list list
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ UsbHID SingWon-CTP-V1.18B id=8 [slave pointer (2)]
⎜ ↳ SIGMACHIP Usb Mouse id=11 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)]
↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
↳ headset-keys id=6 [slave keyboard (3)]
↳ rk805 pwrkey id=7 [slave keyboard (3)]
↳ UsbHID SingWon-CTP-V1.18B id=9 [slave keyboard (3)]
↳ Dell Dell USB Entry Keyboard id=10 [slave keyboard (3)]
记录你的 触摸屏设备名称或 ID（比如 "UsbHID SingWon-CTP-V1.18B" 或 id=8）。
旋转触摸输入映射
设置触摸旋转命令
xinput set-prop 8 "Coordinate Transformation Matrix" 0 -1 1 1 0 0 0 0 1