shroud: it works. perf is pretty ugly, and there are a lot of small bugs.

OpenRa.FileFormats/ShroudPaletteRemap.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Drawing;
+
+namespace OpenRa.FileFormats
+{
+	public class ShroudPaletteRemap : IPaletteRemap
+	{
+		public Color GetRemappedColor(Color original, int index)
+		{
+			// false-color version for debug
+
+			//return new[] { 
+			//    Color.Orange, Color.Green, 
+			//    Color.Blue, Color.Yellow, 
+			//    Color.Black, 
+			//    Color.Red, 
+			//    Color.Purple, 
+			//    Color.Cyan}[index % 8];
+
+			return new[] { 
+			    Color.Transparent, Color.Green, 
+			    Color.Blue, Color.Yellow, 
+			    Color.Black, 
+			    Color.FromArgb(192,0,0,0), 
+			    Color.FromArgb(128,0,0,0), 
+			    Color.FromArgb(64,0,0,0)}[index % 8];
+		}
+	}
+}