Offload node score buffers

2023-07-07 15:45:42 +02:00
parent 1386f9150c
commit e4d9e3a52e
10 changed files with 188 additions and 97 deletions
@@ -0,0 +1,25 @@
+using System.Runtime.InteropServices;
+
+namespace Craftimizer.Solver.Crafty;
+
+[StructLayout(LayoutKind.Auto)]
+public sealed class RootScores
+{
+    public float ScoreSum;
+    public float MaxScore;
+    public int Visits;
+
+    public void VisitConcurrent(float score)
+    {
+        Intrinsics.CASAdd(ref ScoreSum, score);
+        Intrinsics.CASMax(ref MaxScore, score);
+        Interlocked.Increment(ref Visits);
+    }
+
+    public void Visit(float score)
+    {
+        ScoreSum += score;
+        MaxScore = Math.Max(MaxScore, score);
+        Visits++;
+    }
+}