Move Smoke effect, ContrailFader effect, SmudgeLayer and LeaveSmudgeWarhead to Mods.Common

OpenRA.Mods.Common/Effects/ContrailFader.cs

@@ -0,0 +1,43 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+using OpenRA.Effects;
+using OpenRA.Graphics;
+using OpenRA.Mods.Common.Graphics;
+
+namespace OpenRA.Mods.Common.Effects
+{
+	public class ContrailFader : IEffect
+	{
+		WPos pos;
+		ContrailRenderable trail;
+		int ticks;
+
+		public ContrailFader(WPos pos, ContrailRenderable trail)
+		{
+			this.pos = pos;
+			this.trail = trail;
+		}
+
+		public void Tick(World world)
+		{
+			if (ticks++ == trail.Length)
+				world.AddFrameEndTask(w => w.Remove(this));
+
+			trail.Update(pos);
+		}
+
+		public IEnumerable<IRenderable> Render(WorldRenderer wr)
+		{
+			yield return trail;
+		}
+	}
+}

OpenRA.Mods.Common/Effects/Smoke.cs

@@ -0,0 +1,45 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+using OpenRA.Effects;
+using OpenRA.Graphics;
+
+namespace OpenRA.Mods.Common.Effects
+{
+	public class Smoke : IEffect
+	{
+		readonly World world;
+		readonly WPos pos;
+		readonly CPos cell;
+		readonly Animation anim;
+
+		public Smoke(World world, WPos pos, string trail)
+		{
+			this.world = world;
+			this.pos = pos;
+			this.cell = world.Map.CellContaining(pos);
+
+			anim = new Animation(world, trail);
+			anim.PlayThen("idle",
+				() => world.AddFrameEndTask(w => w.Remove(this)));
+		}
+
+		public void Tick(World world) { anim.Tick(); }
+
+		public IEnumerable<IRenderable> Render(WorldRenderer wr)
+		{
+			if (world.FogObscures(cell))
+				return SpriteRenderable.None;
+
+			return anim.Render(pos, wr.Palette("effect"));
+		}
+	}
+}

OpenRA.Mods.Common/OpenRA.Mods.Common.csproj

@@ -42,8 +42,10 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="CommonTraitsInterfaces.cs" />
+    <Compile Include="Effects\ContrailFader.cs" />
     <Compile Include="Effects\Explosion.cs" />
     <Compile Include="Effects\FloatingText.cs" />
+    <Compile Include="Effects\Smoke.cs" />
     <Compile Include="Console\ChatCommands.cs" />
     <Compile Include="Console\DevCommands.cs" />
     <Compile Include="Console\HelpCommand.cs" />
@@ -78,6 +80,7 @@
     <Compile Include="Graphics\TextRenderable.cs" />
     <Compile Include="Graphics\VoxelActorPreview.cs" />
     <Compile Include="Graphics\VoxelRenderable.cs" />
+    <Compile Include="Warheads\LeaveSmudgeWarhead.cs" />
     <Compile Include="Widgets\ConfirmationDialogs.cs" />
     <Compile Include="Widgets\HueSliderWidget.cs" />
     <Compile Include="Widgets\LabelWithTooltipWidget.cs" />
@@ -96,6 +99,7 @@
     <Compile Include="Widgets\RadarWidget.cs" />
     <Compile Include="Widgets\ResourceBarWidget.cs" />
     <Compile Include="World\RadarPings.cs" />
+    <Compile Include="World\SmudgeLayer.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>

OpenRA.Mods.Common/Warheads/LeaveSmudgeWarhead.cs

@@ -0,0 +1,51 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using OpenRA.Effects;
+using OpenRA.GameRules;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common
+{
+	public class LeaveSmudgeWarhead : Warhead
+	{
+		[Desc("Size of the area. A smudge will be created in each tile.", "Provide 2 values for a ring effect (outer/inner).")]
+		public readonly int[] Size = { 0, 0 };
+
+		[Desc("Type of smudge to apply to terrain.")]
+		public readonly string[] SmudgeType = { };
+
+		public override void DoImpact(Target target, Actor firedBy, IEnumerable<int> damageModifiers)
+		{
+			var world = firedBy.World;
+			var targetTile = world.Map.CellContaining(target.CenterPosition);
+			var smudgeLayers = world.WorldActor.TraitsImplementing<SmudgeLayer>().ToDictionary(x => x.Info.Type);
+
+			var minRange = (Size.Length > 1 && Size[1] > 0) ? Size[1] : 0;
+			var allCells = world.Map.FindTilesInAnnulus(targetTile, minRange, Size[0]);
+
+			// Draw the smudges:
+			foreach (var sc in allCells)
+			{
+				var smudgeType = world.Map.GetTerrainInfo(sc).AcceptsSmudgeType.FirstOrDefault(t => SmudgeType.Contains(t));
+				if (smudgeType == null) continue;
+
+				SmudgeLayer smudgeLayer;
+				if (!smudgeLayers.TryGetValue(smudgeType, out smudgeLayer))
+					throw new NotImplementedException("Unknown smudge type `{0}`".F(smudgeType));
+
+				smudgeLayer.AddSmudge(sc);
+			}
+		}
+	}
+}

OpenRA.Mods.Common/World/SmudgeLayer.cs

@@ -0,0 +1,145 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+using System.Linq;
+using OpenRA.Graphics;
+using OpenRA.Mods.Common.Effects;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common
+{
+	[Desc("Attach this to the world actor.", "Order of the layers defines the Z sorting.")]
+	public class SmudgeLayerInfo : ITraitInfo
+	{
+		public readonly string Type = "Scorch";
+
+		[Desc("Sprite sequence name")]
+		public readonly string Sequence = "scorch";
+
+		public readonly int SmokePercentage = 25;
+
+		[Desc("Sprite sequence name")]
+		public readonly string SmokeType = "smoke_m";
+
+		public readonly string Palette = "terrain";
+
+		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, Smudge> tiles;
+		Dictionary<CPos, Smudge> dirty;
+		Dictionary<string, Sprite[]> smudges;
+		World world;
+
+		public SmudgeLayer(SmudgeLayerInfo info)
+		{
+			this.Info = info;
+		}
+
+		public void WorldLoaded(World w, WorldRenderer wr)
+		{
+			world = w;
+			tiles = new Dictionary<CPos, Smudge>();
+			dirty = new Dictionary<CPos, Smudge>();
+			smudges = new Dictionary<string, Sprite[]>();
+
+			var types = world.Map.SequenceProvider.Sequences(Info.Sequence);
+			foreach (var t in types)
+			{
+				var seq = world.Map.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 => 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)
+		{
+			if (Game.CosmeticRandom.Next(0, 100) <= Info.SmokePercentage)
+				world.AddFrameEndTask(w => w.Add(new Smoke(w, world.Map.CenterOfCell(loc), Info.SmokeType)));
+
+			if (!dirty.ContainsKey(loc) && !tiles.ContainsKey(loc))
+			{
+				// No smudge; create a new one
+				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 maxDepth = smudges[tile.Type].Length;
+				if (tile.Depth < maxDepth - 1)
+				{
+					tile.Depth++;
+					tile.Sprite = smudges[tile.Type][tile.Depth];
+				}
+
+				dirty[loc] = tile;
+			}
+		}
+
+		public void TickRender(WorldRenderer wr, Actor self)
+		{
+			var remove = new List<CPos>();
+			foreach (var kv in dirty)
+			{
+				if (!self.World.FogObscures(kv.Key))
+				{
+					tiles[kv.Key] = kv.Value;
+					remove.Add(kv.Key);
+				}
+			}
+
+			foreach (var r in remove)
+				dirty.Remove(r);
+		}
+
+		public void Render(WorldRenderer wr)
+		{
+			var pal = wr.Palette(Info.Palette);
+
+			foreach (var kv in tiles)
+			{
+				if (!wr.Viewport.VisibleCells.Contains(kv.Key))
+					continue;
+
+				if (world.ShroudObscures(kv.Key))
+					continue;
+
+				new SpriteRenderable(kv.Value.Sprite, world.Map.CenterOfCell(kv.Key),
+					WVec.Zero, -511, pal, 1f, true).Render(wr); // TODO ZOffset is ignored
+			}
+		}
+	}
+}