diff --git a/Recast/Source/RecastMesh.cpp b/Recast/Source/RecastMesh.cpp
index e4f9c4b..38b45fe 100644
--- a/Recast/Source/RecastMesh.cpp
+++ b/Recast/Source/RecastMesh.cpp
@@ -160,6 +160,7 @@ static unsigned short addVertex(unsigned short x, unsigned short y, unsigned sho
 	return (unsigned short)i;
 }
 
+// Last time I checked the if version got compiled using cmov, which was a lot faster than module (with idiv).
 inline int prev(int i, int n) { return i-1 >= 0 ? i-1 : n-1; }
 inline int next(int i, int n) { return i+1 < n ? i+1 : 0; }