--- a/src/proto2/Physics.hh	Fri Nov 28 11:28:22 2008 +0000
+++ b/src/proto2/Physics.hh	Fri Nov 28 11:42:56 2008 +0000
@@ -54,7 +54,11 @@
 
     Vector getNormal(Vector hitPoint, Vector prevPoint);
 
+    TerrainType getType(int x, int y) const;
     TerrainType getType(Vector pos) const;
+
+    void removeGround(int x, int y, float r);
+    void removeGround(Vector pos, float r);
 };
 
 class PhysicsObject {