move generic Voxel render traits to Mods.Common

OpenRA.Mods.Common/Traits/Render/WithVoxelBody.cs

@@ -0,0 +1,62 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2015 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.Graphics;
+using OpenRA.Mods.Common.Graphics;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits
+{
+	[Desc("Also returns a default selection size that is calculated automatically from the voxel dimensions.")]
+	public class WithVoxelBodyInfo : ITraitInfo, IQuantizeBodyOrientationInfo, IRenderActorPreviewVoxelsInfo, Requires<RenderVoxelsInfo>
+	{
+		public readonly string Sequence = "idle";
+
+		public object Create(ActorInitializer init) { return new WithVoxelBody(init.Self, this); }
+
+		public IEnumerable<VoxelAnimation> RenderPreviewVoxels(ActorPreviewInitializer init, RenderVoxelsInfo rv, string image, WRot orientation, int facings, PaletteReference p)
+		{
+			var body = init.Actor.Traits.Get<BodyOrientationInfo>();
+			var voxel = VoxelProvider.GetVoxel(image, "idle");
+			var bodyOrientation = new[] { body.QuantizeOrientation(orientation, facings) };
+			yield return new VoxelAnimation(voxel, () => WVec.Zero,
+				() => bodyOrientation,
+				() => false, () => 0);
+		}
+
+		public int QuantizedBodyFacings(ActorInfo ai, SequenceProvider sequenceProvider, string race) { return 0; }
+	}
+
+	public class WithVoxelBody : IAutoSelectionSize
+	{
+		int2 size;
+
+		public WithVoxelBody(Actor self, WithVoxelBodyInfo info)
+		{
+			var body = self.Trait<IBodyOrientation>();
+			var rv = self.Trait<RenderVoxels>();
+
+			var voxel = VoxelProvider.GetVoxel(rv.Image, info.Sequence);
+			rv.Add(new VoxelAnimation(voxel, () => WVec.Zero,
+				() => new[] { body.QuantizeOrientation(self, self.Orientation) },
+				() => false, () => 0));
+
+			// Selection size
+			var rvi = self.Info.Traits.Get<RenderVoxelsInfo>();
+			var s = (int)(rvi.Scale * voxel.Size.Aggregate(Math.Max));
+			size = new int2(s, s);
+		}
+
+		public int2 SelectionSize(Actor self) { return size; }
+	}
+}