Allow nested calls to begin().

diff --git a/gdx/src/com/badlogic/gdx/utils/SnapshotArray.java b/gdx/src/com/badlogic/gdx/utils/SnapshotArray.java
index e3b3773..de24369 100644 (file)
--- a/gdx/src/com/badlogic/gdx/utils/SnapshotArray.java
+++ b/gdx/src/com/badlogic/gdx/utils/SnapshotArray.java
@@ -74,6 +74,7 @@ public class SnapshotArray<T> extends Array<T> {
 \r
        /** Returns the backing array, which is guaranteed to not be modified before {@link #end()}. */\r
        public T[] begin () {\r
+               modified();\r
                snapshot = items;\r
                snapshots++;\r
                return items;\r