90 lines
3.1 KiB
C
90 lines
3.1 KiB
C
#ifndef __DETECTOR_H
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#define __DETECTOR_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Header File Including ------------------------------------------------------------------------ */
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#include <stdint.h>
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#include <stdlib.h>
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#include <time.h>
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#include "pdr_base.h"
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#include "buffer.h"
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#include "AHRS.h"
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/* Macro Declaration ---------------------------------------------------------------------------- */
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#define DETECTOR_NO_ERROR 0
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#define DETECTOR_OUT_OF_MEMORY 1
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#define MAG_BUF_LEN 256
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#define MAG_LEN 6
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/* Struct Declaration --------------------------------------------------------------------------- */
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typedef void (*DETECTOR_update_callback)(Detector_t *detector);
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/* Global Variable Declaration ------------------------------------------------------------------ */
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extern BUFFER_SHORT g_acc_frq_buf[3];
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extern BUFFER_SHORT g_acc_amp_buf[3];
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extern BUFFER_SHORT g_gyr_frq_buf[3];
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extern BUFFER_SHORT g_gyr_amp_buf[3];
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/* Function Declaration ------------------------------------------------------------------------- */
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/**---------------------------------------------------------------------
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* Function : GetDetectorObj
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* Description : 获取PDR运动分类器对象
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* Date : 2020/02/16 logzhan
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*---------------------------------------------------------------------**/
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Detector_t *GetDetectorObj(void);
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/**---------------------------------------------------------------------
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* Function : Detector_Init
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* Description : 初始化运动分类器，识别用户处于哪一种运动模式
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* Date : 2022/09/23 logzhan
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*---------------------------------------------------------------------**/
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Detector_t* Detector_Init(void);
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/**---------------------------------------------------------------------
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* Function : DetectorReset
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* Description : 重置PDR运动分类器
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* Date : 2022/09/23 logzhan
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*---------------------------------------------------------------------**/
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void DetectorReset(void);
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/**---------------------------------------------------------------------
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* Function : DetectMotionType
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* Description : pdr运动类型检测
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* Date : 2020/7/20
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*---------------------------------------------------------------------**/
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int DetectMotionType(void);
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/**---------------------------------------------------------------------
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* Function : predict
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* Description : 判断手机携带方式（静止、手持、摆手等）
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* Date : 2020/7/20 logzhan
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*---------------------------------------------------------------------**/
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int pdr_detectorPredict(float* feature);
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void mag_calibration(IMU *imu);
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void mag_m_trans(float a[MAG_BUF_LEN][3], float r[3][MAG_BUF_LEN]);
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void mag_min(float a[MAG_BUF_LEN], float *mag_min);
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void mag_max(float a[MAG_BUF_LEN], float *mag_max);
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void mag_rand(float r[6]);
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/**---------------------------------------------------------------------
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* Function : DetectorUpdateIMU
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* Description : 更新运动类型检测器的imu信息，如果到达一定的时间间隔，则会检测
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* 用户的运动类型
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* Date : 2022/09/23
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*---------------------------------------------------------------------**/
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void DetectorUpdateIMU(IMU_t* imu);
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#ifdef __cplusplus
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}
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#endif
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#endif
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