Moved much of the IsoSceneView data into the IsoSceneModel. More work

on sprites and animation.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@138 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/media/util/PerformanceObserver.java

@@ -0,0 +1,22 @@
+//
+// $Id: PerformanceObserver.java,v 1.1 2001/08/02 00:42:02 shaper Exp $
+
+package com.threerings.miso.util;
+
+/**
+ * The <code>PerformanceObserver</code> interface should be
+ * implemented by classes that wish to register actions to be
+ * monitored by the <code>PerformanceMonitor</code> class.
+ */
+public interface PerformanceObserver
+{
+    /**
+     * This method is called by the <code>PerformanceMonitor</code>
+     * class whenever an action's requested time interval between
+     * checkpoints has expired.
+     *
+     * @param name the action name.
+     * @param ticks the ticks since the last checkpoint.
+     */
+    public void checkpoint (String name, int ticks);
+}