From f9dec8a947c74f126c1e2c007df89448778e4b21 Mon Sep 17 00:00:00 2001
From: Ruben van de Ven <git@rubenvandeven.com>
Date: Sat, 13 Mar 2021 13:31:00 +0100
Subject: [PATCH] simulation prerendering is now a config var

---
 graph.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/graph.js b/graph.js
index 4eb0479..3f65cf6 100644
--- a/graph.js
+++ b/graph.js
@@ -3,6 +3,7 @@ const CONFIG = {
     'nodeSize': 16,
     'baseUrl': 'https://www.securityvision.io/wiki/index.php/',
     'dataUrl': 'semantic_data.json',
+    'preSimulate': true, // run simulation before starting, so we don't start with lines jumping around
     'labels': {
         'rotate': true,
     },
@@ -302,8 +303,10 @@ function buildGraph(data) {
 
 
     // simulate the first bit without drawing, so we don't have the 'jumping' graph in the beginning
-    for (var i = 0, n = Math.ceil(Math.log(simulation.alphaMin()) / Math.log(1 - simulation.alphaDecay())); i < n; ++i) {
-        simulation.tick();
+    if (CONFIG.preSimulate) {
+        for (var i = 0, n = Math.ceil(Math.log(simulation.alphaMin()) / Math.log(1 - simulation.alphaDecay())); i < n; ++i) {
+            simulation.tick();
+        }
     }