From f6dfbc22cc7990584ac392a66d462ba15f6627f7 Mon Sep 17 00:00:00 2001
From: Oscar Lorentzon <oscar.lorentzon@gmail.com>
Date: Mon, 4 Jun 2018 09:18:20 +0000
Subject: [PATCH] feat: filter non existent renderer

---
 src/render/GLRenderer.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/render/GLRenderer.ts b/src/render/GLRenderer.ts
index 0040ec00b..d717562cd 100644
--- a/src/render/GLRenderer.ts
+++ b/src/render/GLRenderer.ts
@@ -92,7 +92,11 @@ export class GLRenderer {
                 (renderer: IGLRenderer, operation: IGLRendererOperation): IGLRenderer => {
                     return operation(renderer);
                 },
-                { needsRender: false, renderer: null });
+                { needsRender: false, renderer: null })
+            .filter(
+                (renderer: IGLRenderer): boolean => {
+                    return !!renderer.renderer;
+                });
 
         this._renderCollection$ = this._renderOperation$
             .scan(