Android sets the mouse speed, android sets the mouse speed

Android sets the mouse speed, android sets the mouse speed
Method 1: In row 276 of android/jni/com_android_server_input_InputManagerService.cpp, you can set the mouse speed when initializing the InputManager object, mLocked. pointerSpeed = 0; // The range is-7 to 7. The default value is 0. The slowest value is-7, and the fastest value is 7.
Method 2: Set the mouse speed in the apk and call the public function setPointerSpeed of line 1 of InputManager. java to set the mouse speed. // The value range is-7 to 7. The default value is 0. The slowest value is-7, and the fastest value is 7.
Method 3: In setting-> language and input method-> pointer speed, a configuration entry that can be pulled left and right is displayed. // The value range is-7 to 7. The default value is 0. The slowest value is-7, and the fastest value is 7.
Why is the speed of the mouse touchpad pointer in the Language Input Method in Android phone settings used?

The response speed should be based on the virtual keyboard.

How can I adjust the movement speed with the mouse in Android?

No

Only one mouse with a speed adjustment shortcut can be selected