volume indicators

lib/core/BiInputIndicatorBase.cs

@@ -173,6 +173,16 @@ public abstract class BiInputIndicatorBase : AbstractBase
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public TValue Update(TValue actual, TValue predicted, bool isNew = true)
     {
+        // Save state BEFORE sanitizers mutate it (for bar correction restore)
+        if (isNew)
+        {
+            _p_state = _state;
+        }
+        else
+        {
+            _state = _p_state;
+        }
+
         double actualVal = SanitizeActual(actual.Value);
         double predictedVal = SanitizePredicted(predicted.Value);
         double error = ComputeError(actualVal, predictedVal);

lib/core/ringbuffer/RingBuffer.cs

@@ -288,7 +288,7 @@ public sealed class RingBuffer : IEnumerable<double>
     /// If wrapped, returns span over a copy.
     /// </summary>
     /// <remarks>
-    /// <para><b>  Allocation Warning:</b> When the buffer wraps around (i.e., when data spans
+    /// <para><b>Allocation Warning:</b> When the buffer wraps around (i.e., when data spans
     /// from the end of the internal array back to the beginning), this method allocates a new
     /// array via <see cref="ToArray"/> to return contiguous data. For allocation-free iteration
     /// over wrapped buffers, use <see cref="GetSequencedSpans"/> instead.</para>