Finished support for shadows. This is all some seriously complicated shit, but

the shadows sure look cool.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@3740 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/media/image/VolatileMirage.java

@@ -1,5 +1,5 @@
 //
-// $Id: VolatileMirage.java,v 1.6 2004/08/27 02:12:38 mdb Exp $
+// $Id$
 //
 // Narya library - tools for developing networked games
 // Copyright (C) 2002-2004 Three Rings Design, Inc., All Rights Reserved
@@ -83,6 +83,26 @@ public abstract class VolatileMirage implements Mirage
         // TODO: note number of attempted renders for performance
     }
 
+    /**
+     * Returns the x offset into our source image, which is generally zero but
+     * may be non-zero for a mirage that obtains its data from a region of its
+     * source image.
+     */
+    public int getX ()
+    {
+        return _bounds.x;
+    }
+
+    /**
+     * Returns the y offset into our source image, which is generally zero but
+     * may be non-zero for a mirage that obtains its data from a region of its
+     * source image.
+     */
+    public int getY ()
+    {
+        return _bounds.y;
+    }
+
     // documentation inherited from interface
     public int getWidth ()
     {