Ignore path nodes if we're already there.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@170 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/media/sprite/Sprite.java

@@ -1,5 +1,5 @@
 //
-// $Id: Sprite.java,v 1.6 2001/08/02 20:43:03 shaper Exp $
+// $Id: Sprite.java,v 1.7 2001/08/04 00:36:33 shaper Exp $
 
 package com.threerings.miso.sprite;
 
@@ -161,6 +161,12 @@ public class Sprite
 
         Log.info("moveAlongPath [dest=" + _dest + "].");
 
+	// if we're already here, move on to the next node
+	if (x == _dest.loc.x && y == _dest.loc.y) {
+	    moveAlongPath();
+	    return;
+	}
+
         // determine the horizontal/vertical move increments
         float dist = MathUtil.distance(x, y, _dest.loc.x, _dest.loc.y);
         _incx = (float)(_dest.loc.x - x) / dist;