#ifndef TPD_CALIBRATE_H #define TPD_CALIBRATE_H #ifdef TPD_HAVE_CALIBRATION #ifndef TPD_CUSTOM_CALIBRATION extern int tpd_calmat[8]; extern int tpd_def_calmat[8]; #endif void tpd_calibrate(int *x, int *y); #else #define tpd_calibrate(x, y) #endif #endif