add flag to stop NaN logging

SeeSharp/Images/FrameBuffer.cs

@@ -40,6 +40,12 @@ public class FrameBuffer : IDisposable {
     /// </summary>
     public readonly Dictionary<string, dynamic> MetaData = new();
 
+    /// <summary>
+    /// If set to true, NaN and Inf values will not be written to the frame buffer, and the offending code's
+    /// stack trace, iteration number, and pixel position will not be logged.
+    /// </summary>
+    public bool IgnoreNanAndInf = false;
+
     readonly Flags flags;
     TevIpc tevIpc;
     readonly string filename;
@@ -140,12 +146,12 @@ public FrameBuffer(int width, int height, string filename, Flags flags = Flags.N
     /// <param name="row">Vertical pixel coordinate, [0, Height), top to bottom</param>
     /// <param name="value">Color to add to the current value</param>
     public virtual void Splat(int col, int row, RgbColor value) {
-        Image.AtomicAdd(col, row, value / CurIteration);
-        PixelVariance?.Splat(col, row, value);
-
-        // Catch invalid values in long running Release mode renderings.
-        // Ideally can be reproduced with a single sample from a correctly seeded RNG.
         if (!float.IsFinite(value.Average)) {
+            if (IgnoreNanAndInf)
+                return;
+
+            // Catch invalid values in long running Release mode renderings.
+            // Ideally can be reproduced with a single sample from a correctly seeded RNG.
             lock (NaNWarnings) {
                 if (NaNWarnings.Count < 4)
                     Logger.Warning($"NaN or Inf written to frame buffer. Iteration: {CurIteration}, Pixel: ({col},{row}). " +
@@ -156,6 +162,9 @@ public virtual void Splat(int col, int row, RgbColor value) {
                 NaNWarnings.Add(new(new Pixel(col, row), CurIteration, Environment.StackTrace));
             }
         }
+
+        Image.AtomicAdd(col, row, value / CurIteration);
+        PixelVariance?.Splat(col, row, value);
     }
 
     /// <summary>