1 files changed, 6 insertions, 2 deletions
diff --git a/src/com/android/magicsmoke/RenderScriptWallpaper.java b/src/com/android/magicsmoke/RenderScriptWallpaper.java
index 1f24812..914dc28 100644
--- a/src/com/android/magicsmoke/RenderScriptWallpaper.java
+++ b/src/com/android/magicsmoke/RenderScriptWallpaper.java
@@ -89,13 +89,17 @@ public abstract class RenderScriptWallpaper<T extends RenderScriptScene> extends
 
         @Override
         public void onTouchEvent(MotionEvent event) {
-            mRenderer.onTouchEvent(event);
+            if (mRenderer != null) {
+                mRenderer.onTouchEvent(event);
+            }
         }
 
         @Override
         public void onOffsetsChanged(float xOffset, float yOffset,
                 float xStep, float yStep, int xPixels, int yPixels) {
-            mRenderer.setOffset(xOffset, yOffset, xStep, yStep, xPixels, yPixels);
+            if (mRenderer != null) {
+                mRenderer.setOffset(xOffset, yOffset, xStep, yStep, xPixels, yPixels);
+            }
         }
 
         @Override