PDR/1.Software/PDR 1.04/include/pdr_trackSmooth.h

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/******************** (C) COPYRIGHT 2020 Geek************************************
* File Name : simulator_location_pdr.h
* Department : Sensor Algorithm Team
* Current Version : V1.2
* Author : logzhan
* Date of Issued : 2020.7.4
* Comments : PDR 输出轨迹平滑的功能函数
********************************************************************************/
#ifndef _PDR_TRACK_SMOOTHING_H_
#define _PDR_TRACK_SMOOTHING_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "LinearFit.h"
#include "pdr_sensor.h"
#define FITTING_DOCK_SIZE 3
typedef struct DoublePair {
double x;
double y;
} DoublePair;
/**----------------------------------------------------------------------
* Function : trackSmoothingSlideWindowSet
* Description : 使用平滑模块时首先调用的函数,设定轨迹平滑窗口大小。也可以通过此函
* 数重新设定滑动窗口大小。
* Input : slideWindowSize: 滑动窗口的大小
* Output : size : 当前滑动窗口的大小一般大于0,当返回大小为0时说明设置滑动
* 窗口为0或是内存申请失败。
* Date : 2020/7/4 logzhan
*---------------------------------------------------------------------**/
int TrackSmoothSetWinSize(size_t slideWindowSize);
/**----------------------------------------------------------------------
* Function : trackSmoothing
* Description : 轨迹平滑模块关闭后需要使用此函数释放资源
* Input : lat: 输入纬度
* lon: 输入经度
* Output : outLat: 输出纬度存储变量指针
* outLon: 输出经度存储变量指针
* return: 返回处理状态
* Date : 2020/7/4 logzhan
*---------------------------------------------------------------------**/
int pdr_trackSmooth(double lat, double lon, double *outLat, double *outLon);
/**----------------------------------------------------------------------
* Function : trackSmoothSlideWindowFree
* Description : 轨迹平滑模块关闭后需要使用此函数释放资源
* Date : 2020/7/4 logzhan
*---------------------------------------------------------------------**/
int freeTrackSmooth(void);
#ifdef __cplusplus
}
#endif
#endif // !_TRACK_SMOOTHING_MODULE_H_