From bb6ac09e5d082c3c6c60a1b47d6734fe19f1bb0b Mon Sep 17 00:00:00 2001
From: Jason Long <jason@long.name>
Date: Thu, 12 Dec 2013 16:20:02 -0500
Subject: [PATCH] MakeTiles: write unique index for each output file

---
 src/micropolisj/build_tool/MakeTiles.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/micropolisj/build_tool/MakeTiles.java b/src/micropolisj/build_tool/MakeTiles.java
index c112362..35e0049 100644
--- a/src/micropolisj/build_tool/MakeTiles.java
+++ b/src/micropolisj/build_tool/MakeTiles.java
@@ -85,7 +85,12 @@ public class MakeTiles
 		System.out.println("Generating tiles array: "+outputFile);
 		ImageIO.write(buf, "png", outputFile);
 
-		File indexFile = new File("tiles.idx");
+		File indexFile = new File(
+				outputFile.getParentFile(),
+				outputFile.getName()
+					.replaceFirst("\\.png$","")
+					+ ".idx"
+				);
 		System.out.println("Generating tiles index: "+indexFile);
 		writeIndexFile(tileNames, indexFile);
 	}