Found in the Control Panel, this allows for a 4-point or 16-point calibration that creates an overlay transformation in the OS.
// Internal.h typedef struct _DEVICE_CONTEXT WDFIOTARGET I2CTarget; PTOUCH_CALIBRATION_DATA CalibrationCache; BOOLEAN CalibrationLoaded; DEVICE_CONTEXT, *PDEVICE_CONTEXT; kmdf hid minidriver for touch i2c device calibration