From e41446493cfd4aa411b772e8bcf3348a4fed3594 Mon Sep 17 00:00:00 2001
From: liabru <liabru@brm.io>
Date: Tue, 21 Dec 2021 20:09:01 +0000
Subject: [PATCH] handle null constraint points in Constraint.pointAWorld and
 Constraint.pointBWorld

---
 src/constraint/Constraint.js | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/constraint/Constraint.js b/src/constraint/Constraint.js
index bb40fa5..cebdbc5 100644
--- a/src/constraint/Constraint.js
+++ b/src/constraint/Constraint.js
@@ -308,8 +308,10 @@ var Common = require('../core/Common');
      */
     Constraint.pointAWorld = function(constraint) {
         return {
-            x: (constraint.bodyA ? constraint.bodyA.position.x : 0) + constraint.pointA.x,
-            y: (constraint.bodyA ? constraint.bodyA.position.y : 0) + constraint.pointA.y
+            x: (constraint.bodyA ? constraint.bodyA.position.x : 0) 
+                + (constraint.pointA ? constraint.pointA.x : 0),
+            y: (constraint.bodyA ? constraint.bodyA.position.y : 0) 
+                + (constraint.pointA ? constraint.pointA.y : 0)
         };
     };
 
@@ -321,8 +323,10 @@ var Common = require('../core/Common');
      */
     Constraint.pointBWorld = function(constraint) {
         return {
-            x: (constraint.bodyB ? constraint.bodyB.position.x : 0) + constraint.pointB.x,
-            y: (constraint.bodyB ? constraint.bodyB.position.y : 0) + constraint.pointB.y
+            x: (constraint.bodyB ? constraint.bodyB.position.x : 0) 
+                + (constraint.pointB ? constraint.pointB.x : 0),
+            y: (constraint.bodyB ? constraint.bodyB.position.y : 0) 
+                + (constraint.pointB ? constraint.pointB.y : 0)
         };
     };