Check battery info
parent
e32934ee40
commit
51b0939a80
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#include "battery.h"
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void BatteryStats::findFiles(){
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FILE *file;
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file = fopen("/sys/class/power_supply/BAT1/current_now", "r");
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powerMap["current_now"] = {file, 0};
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file = fopen("/sys/class/power_supply/BAT1/voltage_now", "r");
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powerMap["voltage_now"] = {file, 0};
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// file = fopen("/sys/class/power_supply/BAT1/charge_now", "r");
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// powerMap["charge_now"] = {file, 0};
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// file = fopen("/sys/class/power_supply/BAT1/charge_full", "r");
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// powerMap["charge_full"] = {file, 0};
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files_fetched = true;
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}
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void BatteryStats::update(){
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if (!files_fetched)
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findFiles();
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for(auto &pair : powerMap){
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if(pair.second.file) {
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rewind(pair.second.file);
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fflush(pair.second.file);
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fscanf(pair.second.file, "%f", &pair.second.value);
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pair.second.value /= 1000000;
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}
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}
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current_watt = powerMap["current_now"].value * powerMap["voltage_now"].value;
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}
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BatteryStats Battery_Stats;
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@ -0,0 +1,21 @@
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#pragma once
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#include "overlay.h"
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#include "overlay_params.h"
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#include <logging.h>
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#include <vector>
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#include <unordered_map>
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class BatteryStats{
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public:
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void findFiles();
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void update();
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bool files_fetched = false;
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struct powerStruct{
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FILE *file = nullptr;
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float value;
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};
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std::unordered_map<std::string, powerStruct> powerMap;
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float current_watt = 0;
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};
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extern BatteryStats Battery_Stats;
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