73 lines
2.8 KiB
C
73 lines
2.8 KiB
C
/*
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* MIT License
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*
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* Copyright (c) 2025 Joey Castillo
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "movement.h"
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#include "movement_activity.h"
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#include "tc.h"
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#include "thermistor_driver.h"
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// RAM to stash the data points.
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movement_activity_data_point movement_activity_log[MOVEMENT_NUM_DATA_POINTS] = {0};
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// the absolute number of data points logged
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uint32_t data_points = 0;
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// hacky: we're just tapping into Movement's global state for activity detection.
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// do we need better API for this? i'm less bothered now that it's all in Movement.
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extern uint8_t active_minutes;
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void _movement_log_data(void) {
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size_t pos = data_points % MOVEMENT_NUM_DATA_POINTS;
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movement_activity_data_point data_point = {0};
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// Movement tracks active minutes when deciding whether to sleep.
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data_point.bit.active_minutes = active_minutes;
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if (tc_is_enabled(2)) {
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// orientation changes are counted in TC2. stash them in the data point...
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data_point.bit.orientation_changes = tc_count16_get_count(2);
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// ...and then reset the number of orientation changes.
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tc_count16_set_count(2, 0);
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}
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// log the temperature
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float temperature_c = movement_get_temperature();
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// offset the temperature by 30, so -30°C is 0, and 72.3°C is 102.3
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temperature_c = temperature_c + 30;
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if (temperature_c < 0) temperature_c = 0;
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if (temperature_c > 102.3) temperature_c = 102.3;
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// now we have can fit temperature into a 10-bit value
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data_point.bit.measured_temperature = temperature_c * 10;
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/// TODO: log light level
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// log the data point
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movement_activity_log[pos].reg = data_point.reg;
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data_points++;
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}
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movement_activity_data_point *movement_get_data_log(uint32_t *count) {
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*count = data_points;
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return movement_activity_log;
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}
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