From cd2940041212d82682ba17415e2be50aaffcf0ef Mon Sep 17 00:00:00 2001
From: Alexander Wunschik <dev@wunschik.net>
Date: Wed, 7 Sep 2016 09:06:11 +0200
Subject: [PATCH] only use shape.radius if availible; fixes #1625 (#2005)

---
 lib/network/modules/components/physics/BarnesHutSolver.js     | 4 ++--
 .../modules/components/physics/FA2BasedRepulsionSolver.js     | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/network/modules/components/physics/BarnesHutSolver.js b/lib/network/modules/components/physics/BarnesHutSolver.js
index 2c514e20..413ee870 100644
--- a/lib/network/modules/components/physics/BarnesHutSolver.js
+++ b/lib/network/modules/components/physics/BarnesHutSolver.js
@@ -115,7 +115,7 @@ class BarnesHutSolver {
       dx = distance;
     }
 
-    if (this.overlapAvoidanceFactor < 1) {
+    if (this.overlapAvoidanceFactor < 1 && node.shape.radius) {
       distance = Math.max(0.1 + (this.overlapAvoidanceFactor * node.shape.radius), distance - node.shape.radius);
     }
 
@@ -462,4 +462,4 @@ class BarnesHutSolver {
 }
 
 
-export default BarnesHutSolver;
\ No newline at end of file
+export default BarnesHutSolver;
diff --git a/lib/network/modules/components/physics/FA2BasedRepulsionSolver.js b/lib/network/modules/components/physics/FA2BasedRepulsionSolver.js
index 24fe2742..030da003 100644
--- a/lib/network/modules/components/physics/FA2BasedRepulsionSolver.js
+++ b/lib/network/modules/components/physics/FA2BasedRepulsionSolver.js
@@ -21,7 +21,7 @@ class ForceAtlas2BasedRepulsionSolver extends BarnesHutSolver {
       dx = distance;
     }
 
-    if (this.overlapAvoidanceFactor < 1) {
+    if (this.overlapAvoidanceFactor < 1 && node.shape.radius) {
       distance = Math.max(0.1 + (this.overlapAvoidanceFactor * node.shape.radius), distance - node.shape.radius);
     }
 
@@ -37,4 +37,4 @@ class ForceAtlas2BasedRepulsionSolver extends BarnesHutSolver {
   }
 }
 
-export default ForceAtlas2BasedRepulsionSolver;
\ No newline at end of file
+export default ForceAtlas2BasedRepulsionSolver;