merge.js

require("child_process").spawn(
	"montage",
	require("fs")
		.readdirSync(".")
		.map(function(a) {
			return a.match(/^.*_Tile_([-\d]{3})_([-\d]{3})_LOD0\.dds$/);
		})
		.filter(function(a) { return a; })
		.sort(function(a, b) {
			var x1 = Number(a[1]),
			    y1 = Number(a[2]),
			    x2 = Number(b[1]),
			    y2 = Number(b[2]);

			if (y1 == y2)
				return x1 - x2;
			else
				return y1 - y2;
		})
		.map(function(a) {
			return a[0];
		})
		.concat(["-geometry", "+0+0", "-tile", "32x32", "out.png"])
	);

Is it just me or are all the Indar_Tile tiles upside down? It seems they all need to be flipped vertically...