Added gamelib for Position functions.

modules/gamelib/gamelib.otmod

@@ -12,6 +12,7 @@ Module
     dofile 'protocol'
     dofile 'protocollogin'
     dofile 'protocolgame'
+    dofile 'position'
     dofile 'game'
 
     dofile 'creature'

modules/gamelib/position.lua

@@ -0,0 +1,21 @@
+Position = {}
+
+function Position.equals(pos1, pos2)
+  return pos1.x == pos2.x and pos1.y == pos2.y and pos1.z == pos2.z
+end
+
+function Position.greaterThan(pos1, pos2, orEqualTo)
+  if orEqualTo then
+    return pos1.x >= pos2.x or pos1.y >= pos2.y or pos1.z >= pos2.z
+  else
+    return pos1.x > pos2.x or pos1.y > pos2.y or pos1.z > pos2.z
+  end
+end
+
+function Position.lessThan(pos1, pos2, orEqualTo)
+  if orEqualTo then
+    return pos1.x <= pos2.x or pos1.y <= pos2.y or pos1.z <= pos2.z
+  else
+    return pos1.x < pos2.x or pos1.y < pos2.y or pos1.z < pos2.z
+  end
+end