calibration.h

Go to the documentation of this file.

 
#ifndef CALIBRATION_H_
#define CALIBRATION_H_
 
#include <stdint.h>
 
#include "rl.h"
 
#define RL_CALIBRATION_FILE_MAGIC 0x434C5225
#define RL_CALIBRATION_FILE_VERSION 0x02
#define RL_CALIBRATION_FILE_HEADER_LENGTH 0x10
 
struct rl_calibration {
    int offsets[RL_CHANNEL_COUNT];
    double scales[RL_CHANNEL_COUNT];
} __attribute__((packed));
 
typedef struct rl_calibration rl_calibration_t;
 
struct rl_calibration_file {
    uint32_t file_magic;
    uint16_t file_version;
    uint16_t header_length;
    uint64_t calibration_time;
    rl_calibration_t data;
} __attribute__((packed));
 
typedef struct rl_calibration_file rl_calibration_file_t;
 
void calibration_reset_offsets(void);
 
void calibration_reset_scales(void);
 
int calibration_load(void);
 
extern rl_calibration_t rl_calibration;
 
#endif /* CALIBRATION_H_ */