perf fixes

OpenRA.FileFormats/Map/TileSet.cs

@@ -88,11 +88,8 @@ namespace OpenRA.FileFormats
 		public byte[] GetBytes(TileReference<ushort,byte> r)
 		{
 			Terrain tile;
-			try {
-				if( tiles.TryGetValue( r.type, out tile ) )
-					return tile.TileBitmapBytes[ r.image ];
-			}
-			catch (System.ArgumentOutOfRangeException) {	}
+			if( tiles.TryGetValue( r.type, out tile ) )
+				return tile.TileBitmapBytes[ r.image ];
 			
 			byte[] missingTile = new byte[ 24 * 24 ];
 			for( int i = 0 ; i < missingTile.Length ; i++ )
@@ -101,16 +98,13 @@ namespace OpenRA.FileFormats
 			return missingTile;
 		}
 
-		public TerrainType GetTerrainType(TileReference<ushort,byte> r)
-		{			
-			try {
-				return walk[r.type].TerrainType[r.image];
-			}
-			catch (KeyNotFoundException)
-			{
-				return 0; // Default zero (walkable)
-			}
-			
+		public TerrainType GetTerrainType( TileReference<ushort, byte> r )
+		{
+			var tt = walk[ r.type ].TerrainType;
+			TerrainType ret;
+				if( !tt.TryGetValue( r.image, out ret ) )
+				return 0;// Default zero (walkable)
+			return ret;
 		}
 	}
 }

OpenRA.Game/Traits/World/ResourceLayer.cs

@@ -164,10 +164,6 @@ namespace OpenRA.Traits
 		public void Spread(ResourceTypeInfo info)
 		{
 			var map = w.Map;
-
-			var mini = map.XOffset; var maxi = map.XOffset + map.Width;
-			var minj = map.YOffset; var maxj = map.YOffset + map.Height;
-
 			var growMask = new bool[map.MapSize.X, map.MapSize.Y];
 			for (int i = map.TopLeft.X; i < map.BottomRight.X; i++)
 				for (int j = map.TopLeft.Y; j < map.BottomRight.Y; j++)

mods/ra/templates.ini

@@ -13,6 +13,21 @@
 [TEM0]
 Name=CLEAR1
 tiletype0=0
+tiletype1=0
+tiletype2=0
+tiletype3=0
+tiletype4=0
+tiletype5=0
+tiletype6=0
+tiletype7=0
+tiletype8=0
+tiletype9=0
+tiletype10=0
+tiletype11=0
+tiletype12=0
+tiletype13=0
+tiletype14=0
+tiletype15=0 
 
 [TEM1]
 Name=W1
@@ -2753,6 +2768,21 @@ tiletype8=0
 [TEM255]
 Name=CLEAR1
 tiletype0=0
+tiletype1=0
+tiletype2=0
+tiletype3=0
+tiletype4=0
+tiletype5=0
+tiletype6=0
+tiletype7=0
+tiletype8=0
+tiletype9=0
+tiletype10=0
+tiletype11=0
+tiletype12=0
+tiletype13=0
+tiletype14=0
+tiletype15=0 
 
 [TEM378]
 Name=BRIDGE1H