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implemented touchpad calibration storage interface

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This commit is contained in:
Joel Bodenmann 2012-09-26 00:05:24 +02:00
parent 0ba16c35af
commit 5de2e9ac86
2 changed files with 17 additions and 0 deletions
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9
include/touchpad.h
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@ -52,6 +52,10 @@
/* Type definitions */
/*===========================================================================*/
#ifndef TOUCHPAD_STORE_CALIBRATION
#define TOUCHPAD_STORE_CALIBRATION FALSE
#endif
/**
* @brief Struct used for calibration
*/
@ -83,6 +87,11 @@ void tpCalibrate(void);
uint16_t tpReadZ(void);
#endif
#if TOUCHPAD_STORE_CALIBRATION
extern void lld_tpWriteCalibration(struct cal cal);
extern struct cal lld_tpReadCalibration(void);
#endif
#ifdef __cplusplus
}
#endif

8
src/touchpad.c
View file

@ -143,6 +143,10 @@ void tpInit(const TOUCHPADDriver *tp) {
//MUTEX_ENTER
tp_lld_init(tp);
//MUTEX_EXIT
#if TOUCHPAD_STORE_CALIBRATION
cal = lld_tpReadCalibration();
#endif
}
/**
@ -222,6 +226,10 @@ void tpCalibrate(void) {
cal.xn = (float)cross[0][0] - cal.xm * (float)points[0][0];
cal.yn = (float)cross[0][1] - cal.ym * (float)points[0][1];
#if TOUCHPAD_STORE_CALIBRATION
lld_tpWriteCalibration(cal);
#endif
}
#if TOUCHPAD_HAS_IRQ || defined(__DOXYGEN__)