Convert SmudgeLayer to sequences.

OpenRA.Game/Graphics/SequenceProvider.cs

@@ -68,5 +68,14 @@ namespace OpenRA.Graphics
 
 			return units[unit].ContainsKey(seq);
 		}
+
+		public static IEnumerable<string> Sequences(string unit)
+		{
+			if (!units.ContainsKey(unit))
+				throw new InvalidOperationException(
+					"Unit `{0}` does not have all sequences defined.".F(unit));
+
+			return units[unit].Keys;
+		}
 	}
 }

OpenRA.Mods.RA/World/SmudgeLayer.cs

@@ -21,36 +21,61 @@ namespace OpenRA.Mods.RA
 	public class SmudgeLayerInfo : ITraitInfo
 	{
 		public readonly string Type = "Scorch";
-		public readonly string[] Types = { "sc1", "sc2", "sc3", "sc4", "sc5", "sc6" };
-		public readonly int[] Depths = { 1, 1, 1, 1, 1, 1 };
+		public readonly string Sequence = "scorch";
+
 		public readonly int SmokePercentage = 25;
 		public readonly string SmokeType = "smoke_m";
+
 		public object Create(ActorInitializer init) { return new SmudgeLayer(this); }
 	}
 
 	public class SmudgeLayer : IRenderOverlay, IWorldLoaded, ITickRender
 	{
+		struct Smudge
+		{
+			public string Type;
+			public int Depth;
+			public Sprite Sprite;
+		}
+
 		public SmudgeLayerInfo Info;
-		Dictionary<CPos, TileReference<byte, byte>> tiles;
-		Dictionary<CPos, TileReference<byte, byte>> dirty;
-		Sprite[][] smudgeSprites;
+		Dictionary<CPos, Smudge> tiles;
+		Dictionary<CPos, Smudge> dirty;
+		Dictionary<string, Sprite[]> smudges;
 		World world;
 
 		public SmudgeLayer(SmudgeLayerInfo info)
 		{
 			this.Info = info;
-			smudgeSprites = Info.Types.Select(x => Game.modData.SpriteLoader.LoadAllSprites(x)).ToArray();
 		}
 
 		public void WorldLoaded(World w, WorldRenderer wr)
 		{
 			world = w;
-			tiles = new Dictionary<CPos, TileReference<byte, byte>>();
-			dirty = new Dictionary<CPos, TileReference<byte, byte>>();
+			tiles = new Dictionary<CPos, Smudge>();
+			dirty = new Dictionary<CPos, Smudge>();
+			smudges = new Dictionary<string, Sprite[]>();
+
+			var types = SequenceProvider.Sequences(Info.Sequence);
+			foreach (var t in types)
+			{
+				var seq = SequenceProvider.GetSequence(Info.Sequence, t);
+				var sprites = Exts.MakeArray(seq.Length, x => seq.GetSprite(x));
+				smudges.Add(t, sprites);
+			}
 
 			// Add map smudges
-			foreach (var s in w.Map.Smudges.Value.Where(s => Info.Types.Contains(s.Type)))
-				tiles.Add((CPos)s.Location, new TileReference<byte, byte>((byte)(Array.IndexOf(Info.Types, s.Type) + 1), (byte)s.Depth));
+			foreach (var s in w.Map.Smudges.Value.Where(s => smudges.Keys.Contains(s.Type)))
+			{
+				var smudge = new Smudge
+				{
+					Type = s.Type,
+					Depth = s.Depth,
+					Sprite = smudges[s.Type][s.Depth]
+				};
+
+				tiles.Add((CPos)s.Location, smudge);
+			}
 		}
 
 		public void AddSmudge(CPos loc)
@@ -61,16 +86,19 @@ namespace OpenRA.Mods.RA
 			if (!dirty.ContainsKey(loc) && !tiles.ContainsKey(loc))
 			{
 				// No smudge; create a new one
-				var st = (byte)(1 + world.SharedRandom.Next(Info.Types.Length - 1));
-				dirty[loc] = new TileReference<byte, byte>(st, (byte)0);
+				var st = smudges.Keys.Random(world.SharedRandom);
+				dirty[loc] = new Smudge { Type = st, Depth = 0, Sprite = smudges[st][0] };
 			}
 			else
 			{
 				// Existing smudge; make it deeper
 				var tile = dirty.ContainsKey(loc) ? dirty[loc] : tiles[loc];
-				var depth = Info.Depths[tile.Type - 1];
-				if (tile.Index < depth - 1)
-					tile.Index++;
+				var maxDepth = smudges[tile.Type].Length;
+				if (tile.Depth < maxDepth - 1)
+				{
+					tile.Depth++;
+					tile.Sprite = smudges[tile.Type][tile.Depth];
+				}
 
 				dirty[loc] = tile;
 			}
@@ -105,8 +133,7 @@ namespace OpenRA.Mods.RA
 				if (world.ShroudObscures(kv.Key))
 					continue;
 
-				var tile = smudgeSprites[kv.Value.Type - 1][kv.Value.Index];
-				new SpriteRenderable(tile, kv.Key.CenterPosition,
+				new SpriteRenderable(kv.Value.Sprite, kv.Key.CenterPosition,
 					WVec.Zero, -511, pal, 1f, true).Render(wr);
 			}
 		}

mods/cnc/rules/system.yaml

@@ -313,13 +313,11 @@ World:
 		AllowUnderActors: false
 	SmudgeLayer@SCORCH:
 		Type:Scorch
+		Sequence: scorches
 		SmokePercentage:50
-		Types:sc1,sc2,sc3,sc4,sc5,sc6
-		Depths:1,1,1,1,1,1
 	SmudgeLayer@CRATER:
 		Type:Crater
-		Types:cr1,cr2,cr3,cr4,cr5,cr6
-		Depths:5,5,5,5,5,5
+		Sequence: craters
 	PathfinderDebugOverlay:
 	SpawnMapActors:
 	MPStartLocations:

mods/cnc/sequences/misc.yaml

@@ -375,3 +375,33 @@ shroud:
 	typed: shadow
 		Start: 36
 		Length: 12
+
+# Note: The order of smudges and craters determines
+# the index that is mapped to them in maps
+scorches:
+	sc1: sc1
+		Length: *
+	sc2: sc2
+		Length: *
+	sc3: sc3
+		Length: *
+	sc4: sc4
+		Length: *
+	sc5: sc5
+		Length: *
+	sc6: sc6
+		Length: *
+
+craters:
+	cr1: cr1
+		Length: *
+	cr2: cr2
+		Length: *
+	cr3: cr3
+		Length: *
+	cr4: cr4
+		Length: *
+	cr5: cr5
+		Length: *
+	cr6: cr6
+		Length: *

mods/d2k/rules/system.yaml

@@ -463,13 +463,11 @@ World:
 		AllowUnderActors: false
 	SmudgeLayer@Rock:
 		Type: RockCrater
-		Types: rockcrater1, rockcrater2
-		Depths: 15, 15
+		Sequence: rockcraters
 		SmokePercentage: 0
 	SmudgeLayer@Sand:
 		Type: SandCrater
-		Types: sandcrater1, sandcrater2
-		Depths: 15, 15
+		Sequence: sandcraters
 		SmokePercentage: 0
 	SpawnMapActors:
 	CreateMPPlayers:

mods/d2k/sequences/misc.yaml

@@ -333,3 +333,15 @@ shroud:
 		Length: 14
 		Offset: -16,-16
 		BlendMode: Multiply
+
+rockcraters:
+	rockcrater1: rockcrater1
+		Length: *
+	rockcrater2: rockcrater2
+		Length: *
+
+sandcraters:
+	sandcrater1: sandcrater1
+		Length: *
+	sandcrater2: sandcrater2
+		Length: *

mods/ra/rules/system.yaml

@@ -655,13 +655,11 @@ World:
 		TerrainType: Gems
 	SmudgeLayer@SCORCH:
 		Type:Scorch
+		Sequence: scorches
 		SmokePercentage:50
-		Types:sc1,sc2,sc3,sc4,sc5,sc6
-		Depths:1,1,1,1,1,1
 	SmudgeLayer@CRATER:
 		Type:Crater
-		Types:cr1,cr2,cr3,cr4,cr5,cr6
-		Depths:5,5,5,5,5,5
+		Sequence: craters
 	PathfinderDebugOverlay:
 	SpawnMapActors:
 	CreateMPPlayers:

mods/ra/sequences/misc.yaml

@@ -491,3 +491,33 @@ resources:
 shroud:
 	shroud: shadow
 		Length: *
+
+# Note: The order of smudges and craters determines
+# the index that is mapped to them in maps
+scorches:
+	sc1: sc1
+		Length: *
+	sc2: sc2
+		Length: *
+	sc3: sc3
+		Length: *
+	sc4: sc4
+		Length: *
+	sc5: sc5
+		Length: *
+	sc6: sc6
+		Length: *
+
+craters:
+	cr1: cr1
+		Length: *
+	cr2: cr2
+		Length: *
+	cr3: cr3
+		Length: *
+	cr4: cr4
+		Length: *
+	cr5: cr5
+		Length: *
+	cr6: cr6
+		Length: *