Refactor documentation links in numerics, oscillators, reversals, and statistics modules to use relative paths; update Bias class to handle division by zero more robustly; remove obsolete CUMMEAN Pine script; enhance trend indicators documentation; add Visual Studio Code workspace configuration.

2026-08-21 12:08:05 +00:00 · 2026-02-04 11:43:59 -08:00
parent c034cbd5e5
commit 3e854eac3f
60 changed files with 9944 additions and 2641 deletions
@@ -0,0 +1,68 @@
+using System.Drawing;
+using System.Runtime.CompilerServices;
+using TradingPlatform.BusinessLayer;
+
+namespace QuanTAlib;
+
+[SkipLocalsInit]
+public sealed class HomodIndicator : Indicator, IWatchlistIndicator
+{
+    [InputParameter("Min Period", sortIndex: 1, 3.0, 100.0, 0.5, 1)]
+    public double MinPeriod { get; set; } = 6.0;
+
+    [InputParameter("Max Period", sortIndex: 2, 4.0, 200.0, 0.5, 1)]
+    public double MaxPeriod { get; set; } = 50.0;
+
+    [IndicatorExtensions.DataSourceInput]
+    public SourceType Source { get; set; } = SourceType.Close;
+
+    [InputParameter("Show cold values", sortIndex: 21)]
+    public bool ShowColdValues { get; set; } = true;
+
+    private Homod _homod = null!;
+    private readonly LineSeries _cycleSeries;
+    private Func<IHistoryItem, double> _priceSelector = null!;
+
+    public static int MinHistoryDepths => 0;
+    int IWatchlistIndicator.MinHistoryDepths => MinHistoryDepths;
+
+    public override string ShortName => $"HOMOD ({MinPeriod},{MaxPeriod})";
+    public override string SourceCodeLink => "https://github.com/mihakralj/QuanTAlib/blob/main/lib/cycles/homod/Homod.Quantower.cs";
+
+    public HomodIndicator()
+    {
+        OnBackGround = true;
+        SeparateWindow = true;
+        Name = "HOMOD - Homodyne Discriminator";
+        Description = "Ehlers' Homodyne Discriminator estimates the dominant cycle period using homodyne multiplication and phase angle measurement";
+
+        _cycleSeries = new LineSeries(name: "Cycle", color: IndicatorExtensions.Oscillators, width: 2, style: LineStyle.Solid);
+        AddLineSeries(_cycleSeries);
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    protected override void OnInit()
+    {
+        _homod = new Homod(MinPeriod, MaxPeriod);
+        _priceSelector = Source.GetPriceSelector();
+        base.OnInit();
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    protected override void OnUpdate(UpdateArgs args)
+    {
+        if (args.Reason != UpdateReason.NewBar && args.Reason != UpdateReason.HistoricalBar)
+        {
+            return;
+        }
+
+        var item = this.HistoricalData[this.Count - 1, SeekOriginHistory.Begin];
+        double value = _priceSelector(item);
+        var time = this.HistoricalData.Time();
+
+        var input = new TValue(time, value);
+        TValue result = _homod.Update(input, args.IsNewBar());
+
+        _cycleSeries.SetValue(result.Value, _homod.IsHot, ShowColdValues);
+    }
+}