From 9c209fa6b2d2b1f6322b425ddbfa4e569a961f23 Mon Sep 17 00:00:00 2001
From: "jason@long.name" <jason@long.name@d9718cc8-9f43-0410-858b-315f434eb58c>
Date: Sun, 11 Aug 2013 22:42:54 +0000
Subject: [PATCH] TileConstants: isConstructed() returns true if tile >=
 ROADBASE

git-svn-id: https://micropolis.googlecode.com/svn/trunk/micropolis-java@783 d9718cc8-9f43-0410-858b-315f434eb58c
---
 src/micropolisj/engine/Micropolis.java    | 4 ++--
 src/micropolisj/engine/TileConstants.java | 5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/micropolisj/engine/Micropolis.java b/src/micropolisj/engine/Micropolis.java
index eb5fbb0..2a6a109 100644
--- a/src/micropolisj/engine/Micropolis.java
+++ b/src/micropolisj/engine/Micropolis.java
@@ -1106,7 +1106,7 @@ public class Micropolis
 								continue;
 							}
 							plevel += getPollutionValue(tile);
-							if (tile >= ROADBASE)
+							if (isConstructed(tile))
 								lvflag++;
 						}
 					}
@@ -2342,7 +2342,7 @@ public class Micropolis
 					continue;
 
 				int t = getTile(xtem, ytem);
-				if ((t & LOMASK) >= ROADBASE) {
+				if (isConstructed(t)) {
 					setTile(xtem, ytem, (char)(t | BULLBIT));
 				}
 			}
diff --git a/src/micropolisj/engine/TileConstants.java b/src/micropolisj/engine/TileConstants.java
index be55503..728aa5c 100644
--- a/src/micropolisj/engine/TileConstants.java
+++ b/src/micropolisj/engine/TileConstants.java
@@ -408,6 +408,11 @@ public class TileConstants
 		}
 	}
 
+	public static boolean isConstructed(int tile)
+	{
+		return tile >= 0 && (tile & LOMASK) >= ROADBASE;
+	}
+
 	static boolean isRiverEdge(int tile)
 	{
 		return (tile & LOMASK) > 4 && (tile & LOMASK) < 21;