diff --git a/src/DotRecast.Core/RcVec3f.cs b/src/DotRecast.Core/RcVec3f.cs
index 63c7b6d..eb47601 100644
--- a/src/DotRecast.Core/RcVec3f.cs
+++ b/src/DotRecast.Core/RcVec3f.cs
@@ -33,11 +33,6 @@ namespace DotRecast.Core
         public static RcVec3f UnitY { get; } = new RcVec3f(0.0f, 1.0f, 0.0f);
         public static RcVec3f UnitZ { get; } = new RcVec3f(0.0f, 0.0f, 1.0f);
 
-        public static RcVec3f Of(float[] f)
-        {
-            return Of(f, 0);
-        }
-
         public static RcVec3f Of(float[] f, int idx)
         {
             return new RcVec3f(f[idx + 0], f[idx + 1], f[idx + 2]);
@@ -61,11 +56,11 @@ namespace DotRecast.Core
 
 
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        public RcVec3f(float[] f)
+        public RcVec3f(ReadOnlySpan<float> values)
         {
-            X = f[0];
-            Y = f[1];
-            Z = f[2];
+            X = values[0];
+            Y = values[1];
+            Z = values[2];
         }
 
         public float this[int index]
diff --git a/src/DotRecast.Detour/DtNavMesh.cs b/src/DotRecast.Detour/DtNavMesh.cs
index 90ee7ce..5df8d3e 100644
--- a/src/DotRecast.Detour/DtNavMesh.cs
+++ b/src/DotRecast.Detour/DtNavMesh.cs
@@ -1071,7 +1071,7 @@ namespace DotRecast.Detour
                 };
 
                 // Find polygon to connect to.
-                var refs = FindNearestPolyInTile(tile, RcVec3f.Of(con.pos), ext, out var nearestPt);
+                var refs = FindNearestPolyInTile(tile, new RcVec3f(con.pos[0], con.pos[1], con.pos[2]), ext, out var nearestPt);
                 if (refs == 0)
                 {
                     continue;