#pragma once
/******************** (C) COPYRIGHT 2023 Geek************************************
* File Name          : Pedometer.h
* Department         : Sensor Team
* Current Version    : V1.0.0
* Author             : logzhan
* Date of Issued     : 2023.02.24
*******************************************************************************/

#ifdef __cplusplus
extern "C" {
#endif
#ifndef _STEPS_ALGORITHM_H_
#define _STEPS_ALGORITHM_H_

#include "pdr_sensor.h"
#define IMU_SAMPLE_FREQ             100                                     // IMU采样频率100Hz
#define MS2S                        1000                                    // 秒转毫秒单位
						        							                
#define DOWN_SAMPLE_NUM             4                                       // 降采样数量
#define ACC_SAMPLE_TIME             MS2S / IMU_SAMPLE_FREQ                  // ACC采样间隔10ms
#define	GYRO_SAMPLE_TIME            MS2S / IMU_SAMPLE_FREQ	                // GYR采样间隔10ms	           
#define SAMPLE_TIME_MIN             9		           
					        				           							        		         
#define PEDOMETER_FREQ              IMU_SAMPLE_FREQ / DOWN_SAMPLE_NUM		// 计步器的频率是
#define SampleFrequencyFour         100		           
#define SampleFrequencydouble       50		           
#define SampleFrequencyOPF         (37.5l)	           
#define SampleFrequencySix          150		           
#define AvergeFilterOrder           5		           
#define AXIS_NUM                    4                        // 轴的数量有4个: x、y、z、xyz
#define FILTER_NUM                  4
#define FiltDifNumber               4		           
#define FILTER_AXIS_NUM             AXIS_NUM * FILTER_NUM    // 轴数量4，滤波器数量4，总共16轴滤波器输出
#define AxisNumberStepSaveState     20                       // AxisNumberFiltOut + FiltDifNumber
#define ACC_BUFF_NUM                39		           
#define	WIN_LENGTH_AVE_DEVI         50                       //
#define PI2A                        (180/3.1415926)

#define STARTSTEPS                  8

#define	ACC_INSPECT_TIMEWIDTH       200                      // Origin acc sampleFrequency is 100 hz

#define	WINDOW_LENGTH_MIN2MAX    (ACC_INSPECT_TIMEWIDTH/2  - 1)    //25hz , 1 second
  


#define PLATFORM_PC_WINDOWS



#if defined PLATFORM_ANDROID_QCOM_ADSP
#define STEPLIB_MEMSET SNS_OS_MEMSET

#if 1
#endif
#elif defined PLATFORM_ANDROID_QCOM_AP || defined PLATFORM_PC_WINDOWS || defined PLATFORM_PC_LINUX || defined PLATFORM_ANDROID_MTK || defined PLATFORM_ANDROID_QCOM_SLPI845
#define STEPLIB_MEMSET memset
#endif
#if defined PLATFORM_ANDROID_MTK
#define ABS_INT abs_value
#else
#define ABS_INT abs
#endif


typedef struct {
	unsigned long walkSteps;
}stepsRe;

typedef struct {
	double walk;
	double walkRealTime;
	double nD;
}StepsDefine_t;

typedef enum {
	nonSteps = 0,               
	walk,
	run,
}StepState_t;

typedef struct {
	unsigned char sign;
	StepState_t state;
	unsigned long long stateStartTime;
	unsigned long long stepsStartTime;
}stateNowDfine;

typedef struct {
	StepState_t state;
	unsigned long long startTimeStamp;
}StateDef_t;

typedef struct {
	int flag;
	double ax;
	double ay;
	double az;
}DownSample_t;

/**---------------------------------------------------------------------
* Function    : Pedometer_GetVersion
* Description : 获取计步器版本
* Date        : 2023/02/24 
*---------------------------------------------------------------------**/
const char* Pedometer_GetVersion(void);

/**---------------------------------------------------------------------
* Function    : initPedometer
* Description : PDR 初始化计步器
* Date        : 2020/2/20 logzhan
*---------------------------------------------------------------------**/
void Pedometer_Init(void);		     

/**---------------------------------------------------------------------
* Function    : Pedometer_ReInit
* Description : 重新初始化计步器
* Date        : 2023/02/24 logzhan
*---------------------------------------------------------------------**/
void Pedometer_ReInit(void);

/**---------------------------------------------------------------------
* Function    : PedometerUpdate
* Description : PDR 计步器的加速度输入, 并通过指针返回用户步数
* Date        : 2023/02/25 logzhan 重构函数
*---------------------------------------------------------------------**/
void Pedometer_Update(IMU_t* ss_data, unsigned long* step);

void Pedometer_GetState(StepState_t* state);

/**---------------------------------------------------------------------
* Function    : DetVehicleMode
* Description : PDR 检测汽车模式, 如果是检测到汽车模式，那么不计步数
* Date        : 2023/02/24 logzhan
*---------------------------------------------------------------------**/
void DetVehicleMode(double ax, double ay, double az);

#endif
#ifdef __cplusplus
}
#endif