103 lines
2.7 KiB
C#
103 lines
2.7 KiB
C#
using LibreHardwareMonitor.Hardware;
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namespace ChromeboxFanControl;
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public enum CpuTempAggregation
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{
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AverageCore,
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MaxCore
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}
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/// <summary>
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/// CPU temperature via LibreHardwareMonitor only (no fan sensors).
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/// </summary>
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public sealed class CpuTempReader : IDisposable
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{
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private readonly Computer _computer = new()
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{
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IsCpuEnabled = true,
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IsMotherboardEnabled = true
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};
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private bool _open;
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public CpuTempReader()
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{
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_computer.Open();
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_open = true;
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}
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public void Dispose()
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{
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if (!_open)
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return;
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_computer.Close();
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_open = false;
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}
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/// <summary>Returns null if no reading available.</summary>
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public double? ReadCpuTemp(CpuTempAggregation mode)
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{
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foreach (var hw in _computer.Hardware)
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{
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hw.Update();
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foreach (var sh in hw.SubHardware)
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sh.Update();
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}
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var coreTemps = new List<double>();
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foreach (var hw in _computer.Hardware)
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{
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CollectCoreTemps(hw, coreTemps);
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foreach (var sh in hw.SubHardware)
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CollectCoreTemps(sh, coreTemps);
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}
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if (coreTemps.Count > 0)
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{
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return mode == CpuTempAggregation.MaxCore
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? coreTemps.Max()
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: coreTemps.Average();
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}
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// Fallback: any CPU temperature sensor
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var any = new List<double>();
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foreach (var hw in _computer.Hardware)
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{
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CollectAnyCpuTemp(hw, any);
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foreach (var sh in hw.SubHardware)
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CollectAnyCpuTemp(sh, any);
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}
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if (any.Count == 0)
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return null;
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return mode == CpuTempAggregation.MaxCore ? any.Max() : any.Average();
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}
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private static readonly string[] CoreTempPatterns =
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[
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"Core", "Package", "Tctl", "Tdie", "CCD", "CPU Package",
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"Core Average", "Core Max", "Core #"
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];
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private static void CollectCoreTemps(IHardware hw, List<double> list)
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{
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foreach (var s in hw.Sensors)
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{
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if (s.SensorType != SensorType.Temperature || !s.Value.HasValue)
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continue;
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var name = s.Name;
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if (CoreTempPatterns.Any(p => name.Contains(p, StringComparison.OrdinalIgnoreCase)))
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list.Add(s.Value.Value);
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}
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}
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private static void CollectAnyCpuTemp(IHardware hw, List<double> list)
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{
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foreach (var s in hw.Sensors)
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{
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if (s.SensorType == SensorType.Temperature && s.Value.HasValue)
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list.Add(s.Value.Value);
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}
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}
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}
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