Various fixes to support negative tile coordinates; created sparse miso

scene model and associated business to store scene data in an arbitrary
set of blocks rather than fixed arrays; finally stuck a fork in scene
width and height as well as view width and height along with origin offset
and a few other now obsolete bits.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2434 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/miso/data/VirtualMisoSceneModel.java

@@ -1,5 +1,5 @@
 //
-// $Id: VirtualMisoSceneModel.java,v 1.2 2003/04/18 18:31:21 mdb Exp $
+// $Id: VirtualMisoSceneModel.java,v 1.3 2003/04/19 22:40:34 mdb Exp $
 
 package com.threerings.miso.data;
 
@@ -16,11 +16,6 @@ public abstract class VirtualMisoSceneModel extends MisoSceneModel
     {
     }
 
-    public VirtualMisoSceneModel (int width, int height)
-    {
-        super(width, height);
-    }
-
     // documentation inherited from interface
     public boolean setBaseTile (int fqTileId, int x, int y)
     {