[PartIndexUtils] ImmutableMerge ConcatIndices fix

aardvark-platform · Jan 12, 2024 · 07fd932 · 07fd932
1 parent e558c15
commit 07fd932
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diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
@@ -1,3 +1,6 @@
+### 5.3.0-prerelease013
+- PartiIndices ImmutableMerge fix
+
 ### 5.3.0-prerelease012
 - structured point clouds: filtered nodes
 - structured point clouds: chunk TryGetPartIndices

diff --git a/src/Aardvark.Data.Points.Base/PartIndexUtils.cs b/src/Aardvark.Data.Points.Base/PartIndexUtils.cs
@@ -311,7 +311,7 @@ object createArray4<T>(IReadOnlyList<T> first, IReadOnlyList<T> second) where T
         var (resultIndices, resultCount) = xs.FirstOrDefault();
         foreach (var (xIndices, xCount) in xs.Skip(1))
         {
-            ConcatIndices(resultIndices, resultCount, xIndices, xCount);
+            resultIndices = ConcatIndices(resultIndices, resultCount, xIndices, xCount);
             resultCount += xCount;
         }
         return resultIndices;