From 1b53eb912e46df8e1335f3c15a6d7bcfdba1f872 Mon Sep 17 00:00:00 2001
From: polygonboutique <sergej.schefer@web.de>
Date: Fri, 7 Oct 2016 10:21:50 +0200
Subject: [PATCH] update

---
 game-lib.js | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/game-lib.js b/game-lib.js
index 8dfbb75..efd598a 100644
--- a/game-lib.js
+++ b/game-lib.js
@@ -1172,6 +1172,7 @@ GameLib.D3.Physics.World = function(
         this.worldObject = new CANNON.World();
         this.worldObject.gravity.set(this.gravity.x, this.gravity.y, this.gravity.z);
         this.worldObject.broadphase = new CANNON.NaiveBroadphase();
+        //this.worldObject.broadphase = new CANNON.SAPBroadphase();
         this.worldObject.solver.iterations = 10;
     }
 };
@@ -2825,7 +2826,21 @@ GameLib.D3.Physics.World.prototype.Step = function(
     timeStep
 ) {
     if(this.engineType == GameLib.D3.Physics.Engine.TYPE_CANNON) {
-        this.worldObject.step(timeStep);
+
+        var now = performance.now() / 1000;
+
+        if(!this.lastCallTime){
+            // last call time not saved, cant guess elapsed time. Take a simple step.
+            this.worldObject.step(timeStep);
+            this.lastCallTime = now;
+            return;
+        }
+
+        var timeSinceLastCall = now - this.lastCallTime;
+
+        this.worldObject.step(timeStep, timeSinceLastCall);
+
+        this.lastCallTime = now;
     }
 };