From dddf409ad759c8aed9b44eb4fbe8d4221dfed84b Mon Sep 17 00:00:00 2001
From: Andrzej Kapolka <andrzej@threerings.net>
Date: Fri, 2 Feb 2007 01:36:17 +0000
Subject: [PATCH] Fixed NPE.

git-svn-id: svn+ssh://src.earth.threerings.net/nenya/trunk@142 ed5b42cb-e716-0410-a449-f6a68f950b19
---
 src/java/com/threerings/jme/model/BillboardController.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/java/com/threerings/jme/model/BillboardController.java b/src/java/com/threerings/jme/model/BillboardController.java
index b117a3f7..9a29c611 100644
--- a/src/java/com/threerings/jme/model/BillboardController.java
+++ b/src/java/com/threerings/jme/model/BillboardController.java
@@ -94,10 +94,10 @@ public class BillboardController extends ModelController
     // documentation inherited
     public void update (float time)
     {
-        if (!isActive()) {
+        Camera cam = DisplaySystem.getDisplaySystem().getRenderer().getCamera();
+        if (!isActive() || cam == null) {
             return;
         }
-        Camera cam = DisplaySystem.getDisplaySystem().getRenderer().getCamera();
         if (_alignment.isEyeRelativeZ()) {
             _target.getWorldTranslation().subtract(cam.getLocation(), _yvec);
         } else {