diff -r 9502611bffc1 -r b0e8cc72bfef rust/landgen/src/wavefront_collapse/wavefront_collapse.rs
--- a/rust/landgen/src/wavefront_collapse/wavefront_collapse.rs	Tue Feb 14 08:52:20 2023 +0100
+++ b/rust/landgen/src/wavefront_collapse/wavefront_collapse.rs	Wed Feb 15 12:36:24 2023 +0100
@@ -70,17 +70,15 @@
         let x = if self.wrap {
             if x == usize::MAX {
                 self.grid.width() - 1
+            } else if x == self.grid.width() {
+                0
             } else {
-                if x == self.grid.width() {
-                    0
-                } else {
-                    x
-                }
+                x
             }
         } else {
             x
         };
-        
+
         self.grid.get(y, x).copied().unwrap_or_default()
     }