set size

src/game-lib-d3-renderer.js

@@ -422,9 +422,15 @@ GameLib.D3.Renderer.prototype.render = function(delta, scenes) {
 GameLib.D3.Renderer.prototype.setSize = function(width, height) {
     this.width = width;
     this.height = height;
-    this.instance.setSize(
-        this.width,
-        this.height
-    );
+
+    if (this.instance) {
+        this.instance.setSize(
+            this.width,
+            this.height
+        );
+    } else {
+        console.log('renderer not ready to set size');
+    }
+
 };