From 7397659d3a9062c902513f71e1ba2a8f75c6ff92 Mon Sep 17 00:00:00 2001
From: Mike Barry <msb5014@gmail.com>
Date: Tue, 3 Dec 2024 06:58:26 -0500
Subject: [PATCH] fix cosine

---
 .../main/java/com/onthegomap/planetiler/geo/VWSimplifier.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/planetiler-core/src/main/java/com/onthegomap/planetiler/geo/VWSimplifier.java b/planetiler-core/src/main/java/com/onthegomap/planetiler/geo/VWSimplifier.java
index 2972ce8f07..256d13f298 100644
--- a/planetiler-core/src/main/java/com/onthegomap/planetiler/geo/VWSimplifier.java
+++ b/planetiler-core/src/main/java/com/onthegomap/planetiler/geo/VWSimplifier.java
@@ -155,7 +155,7 @@ private static double cos(double ax, double ay, double bx, double by, double cx,
     double den = Math.hypot(bx - ax, by - ay) * Math.hypot(cx - bx, cy - by),
       cos = 0;
     if (den > 0) {
-      cos = Math.clamp((ax - bx) * (cx - bx) + (ay - by) * (cy - by) / den, -1, 1);
+      cos = Math.clamp(((ax - bx) * (cx - bx) + (ay - by) * (cy - by)) / den, -1, 1);
     }
     return cos;
   }