Added version 1.3.4.

Author: xam4lor

package.json

@@ -1,6 +1,6 @@
 {
   "name": "physics-simulation-engine",
-  "version": "1.3.2",
+  "version": "1.3.4",
   "description": "A Simulation Engine for Physics Simulation",
   "main": "./build/pSEngine.js",
   "scripts": {

src/core/Simulator.js

@@ -162,7 +162,10 @@ class pSimulator {
         			x : 0,
         			y : 0
         		},
-                backgroundColor : { r : 0  , g : 0  , b : 0 },
+                backgroundColor : {
+                    draw : true,
+                    color : { r : 0  , g : 0  , b : 0 }
+                },
                 gridColor       : { r : 255, g : 255, b : 255, a : 0.6 },
         		displayGrid     : true  // true : display graph on the screen
         	}

src/drawer/Plotter.js

@@ -15,9 +15,11 @@ class pSPlotter {
 
     draw() {
         let plConf = this.simulator.config.engine.plotter;
-        let bg     = plConf.backgroundColor;
+        let bg     = plConf.backgroundColor.color;
 
-        background(bg.r, bg.g, bg.b);
+        if(plConf.backgroundColor.draw) {
+            background(bg.r, bg.g, bg.b);
+        }
 
         // Draw every object to the screen
         for (let i = 0; i < this.objectsL.length; i++)