SIMD Refactor: Merge simd-dev into dev (#55)

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com> Co-authored-by: aider (openrouter/anthropic/claude-sonnet-4) <aider@aider.chat> Co-authored-by: Warp <agent@warp.dev>
2026-08-24 21:48:03 +00:00 · 2026-01-18 19:02:03 -08:00
parent 5bcdf8d614
commit 86fe32a682
1750 changed files with 198235 additions and 80539 deletions
@@ -0,0 +1,71 @@
+using System.Drawing;
+using TradingPlatform.BusinessLayer;
+using static QuanTAlib.IndicatorExtensions;
+
+namespace QuanTAlib;
+
+/// <summary>
+/// SLOPE (First Derivative / Velocity) Quantower indicator.
+/// Measures the instantaneous rate of change between consecutive values.
+/// </summary>
+public class SlopeIndicator : Indicator, IWatchlistIndicator
+{
+    [DataSourceInput]
+    public SourceType Source { get; set; } = SourceType.Close;
+
+    [InputParameter("Show Cold Values", sortIndex: 100)]
+    public bool ShowColdValues { get; set; } = true;
+
+    private Slope? _slope;
+    private Func<IHistoryItem, double>? _selector;
+
+    public int MinHistoryDepths => 2;
+    public override string ShortName => "SLOPE";
+
+    public SlopeIndicator()
+    {
+        Name = "SLOPE - First Derivative (Velocity)";
+        Description = "Measures instantaneous rate of change between consecutive values";
+        SeparateWindow = true;
+        OnBackGround = false;
+    }
+
+    protected override void OnInit()
+    {
+        _slope = new Slope();
+        _selector = Source.GetPriceSelector();
+
+        AddLineSeries(new LineSeries("Slope", Momentum, 2, LineStyle.Histogramm));
+        AddLineSeries(new LineSeries("Zero", Color.Gray, 1, LineStyle.Dot));
+    }
+
+    protected override void OnUpdate(UpdateArgs args)
+    {
+        if (_slope == null || _selector == null) return;
+
+        var item = HistoricalData[0, SeekOriginHistory.End];
+        double value = _selector(item);
+        bool isNew = args.IsNewBar();
+
+        TValue input = new(item.TimeLeft, value);
+        _slope.Update(input, isNew);
+
+        bool isHot = _slope.IsHot;
+
+        LinesSeries[0].SetValue(_slope.Last.Value, isHot, ShowColdValues);
+        LinesSeries[1].SetValue(0);
+
+        if (isHot || ShowColdValues)
+        {
+            double slope = _slope.Last.Value;
+            Color color;
+            if (slope > 0)
+                color = Color.Green;
+            else if (slope < 0)
+                color = Color.Red;
+            else
+                color = Color.Gray;
+            LinesSeries[0].SetMarker(0, new IndicatorLineMarker(color));
+        }
+    }
+}