IoTGateway/BSP/Android/Gettingstarted/How to enable dual touch
From ESS-WIKI
when you have only one touch,the event will dispatch to prmry screen,when you have two touch,and want dispatch to two screen respectively,
please following in cmd line:
shell@rsb4680:/ $ su
root@rsb4680:/ # setprop persist.dual.touch true
root@rsb4680:/ # reboot