116 lines
1.9 KiB
C
116 lines
1.9 KiB
C
#ifndef RADAR_MANAGER_H
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#define RADAR_MANAGER_H
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#include "typedef.h"
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/*
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* radar_manager 的职责：
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* 1. 保存“当前最新雷达状态”
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* 2. 对上层提供一致快照
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* 3. 判断 fresh / valid / meaningful change
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*
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* 它不知道：
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* - UART
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* - R60 CTRL/CMD
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* - MQTT
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* - WiFi
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* - Flash
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*/
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struct radar_manager_input {
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u8 presence;
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u8 motion;
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u8 body_movement;
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u16 distance_cm;
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u16 heart_rate_x10;
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u16 breath_rate_x10;
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u8 sleep_state;
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s16 pos_x_mm;
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s16 pos_y_mm;
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s16 pos_z_mm;
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u8 abnormal_state;
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/*
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* 由调用者传入本次数据真正更新的系统时间。
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* manager 自己不依赖 AC79 timer API，
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* 保持模块纯净。
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*/
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u32 update_ms;
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};
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struct radar_sensor_data {
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u8 presence;
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u8 motion;
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u8 body_movement;
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u16 distance_cm;
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u16 heart_rate_x10;
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u16 breath_rate_x10;
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u8 heart_valid;
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u8 breath_valid;
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u8 sleep_state;
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s16 pos_x_mm;
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s16 pos_y_mm;
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s16 pos_z_mm;
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u8 abnormal_state;
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u32 last_update_ms;
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};
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struct radar_change_flags {
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u8 presence_changed;
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u8 motion_changed;
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u8 sleep_state_changed;
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u8 body_movement_changed;
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u8 distance_changed;
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u8 heart_rate_changed;
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u8 breath_rate_changed;
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u8 abnormal_state_changed;
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u8 any_changed;
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};
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struct radar_report_snapshot {
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struct radar_sensor_data sensor;
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u8 has_person;
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u8 bed_occupied;
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u8 has_valid_vitals;
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u8 has_fresh_sample;
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u8 has_meaningful_change;
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u32 sample_age_ms;
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};
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int radar_manager_init(void);
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int radar_manager_update(
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const struct radar_manager_input *input
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);
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int radar_manager_get_sensor_data(
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struct radar_sensor_data *out
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);
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int radar_manager_get_change_flags(
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struct radar_change_flags *out
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);
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int radar_manager_get_report_snapshot(
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u32 now_ms,
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u32 max_age_ms,
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struct radar_report_snapshot *out
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);
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int radar_manager_mark_snapshot_consumed(void);
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#endif
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