TP_GetCalibratedPoint

C Specification

#include <nitro/spi.h>
void TP_GetCalibratedPoint( TPData * disp, const TPData * raw );

Arguments

disp Pointer used for getting values that have been converted to screen coordinates
raw Pointer to the data before conversion
Stores uncalibrated, raw touch panel values

Return Values

None.

Description

Uses the calibration values that were set by TP_SetCalibrateParam to convert from raw touch panel values to screen coordinates This function also copies touch and validity values. When the touch flag of the conversion source data is OFF, the coordinates (0,0) are returned. Also, when calibration parameters are not set, the touch panel value is output directly. It is acceptable to pass the same pointers in the arguments disp and raw.

See Also

TP_GetUnCalibratedPoint, TP_SetCalibrateParam, TPData

Revision History

04/16/2004 Initial version