Sensor-Watch/movement_activity.h

49 lines
1.9 KiB
C

/*
* MIT License
*
* Copyright (c) 2025 Joey Castillo
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#pragma once
#include <stdint.h>
// Log 36 hours of data points. Each data point captures 5 minutes.
#define MOVEMENT_NUM_DATA_POINTS (36 * (60 / 5))
typedef union {
struct {
uint32_t active_minutes: 3;
uint32_t orientation_changes: 9;
uint32_t measured_temperature: 10;
uint32_t measured_light: 10;
} bit;
uint32_t reg;
} movement_activity_data_point;
/// @brief Internal function, called every 5 minutes to log data.
void _movement_log_data(void);
/// @brief Returns a pointer to the data log.
/// @param count is a pointer to a uint32_t. The absolute number of data points logged is returned by reference.
/// You can assume that log[count % MOVEMENT_NUM_DATA_POINTS] is the latest data point, and work backwards from there.
movement_activity_data_point *movement_get_data_log(uint32_t *count);