Allow mods and maps to define voxel sequences.

2013-02-23 14:42:44 +13:00
parent a00696ec3b
commit 82faf7e929
6 changed files with 109 additions and 2 deletions
--- a/OpenRA.Game/Graphics/VoxelProvider.cs
+++ b/OpenRA.Game/Graphics/VoxelProvider.cs
@@ -0,0 +1,88 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2013 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.IO;
+using System.Linq;
+using OpenRA.FileFormats;
+
+namespace OpenRA.Graphics
+{
+	public static class VoxelProvider
+	{
+		static Dictionary<string, Dictionary<string, Voxel>> units;
+
+		public static void Initialize(string[] voxelFiles, List<MiniYamlNode> voxelNodes)
+		{
+			units = new Dictionary<string, Dictionary<string, Voxel>>();
+
+			var sequences = voxelFiles
+				.Select(s => MiniYaml.FromFile(s))
+				.Aggregate(voxelNodes, MiniYaml.MergeLiberal);
+
+			foreach (var s in sequences)
+				LoadVoxelsForUnit(s.Key, s.Value);
+
+			Game.modData.VoxelLoader.RefreshBuffer();
+		}
+
+		static Voxel LoadVoxel(string unit, string name, MiniYaml info)
+		{
+			var vxl = unit;
+			var hva = unit;
+			if (info.Value != null)
+			{
+				var fields = info.Value.Split(new char[] {','}, StringSplitOptions.RemoveEmptyEntries);
+				if (fields.Length >= 1)
+					vxl = hva = fields[0].Trim();
+
+				if (fields.Length >= 2)
+					hva = fields[1].Trim();
+			}
+
+			return Game.modData.VoxelLoader.Load(vxl, hva);
+		}
+
+		static void LoadVoxelsForUnit(string unit, MiniYaml sequences)
+		{
+			Game.modData.LoadScreen.Display();
+			try
+			{
+				var seq = sequences.NodesDict.ToDictionary(x => x.Key, x => LoadVoxel(unit,x.Key,x.Value));
+				units.Add(unit, seq);
+			}
+			catch (FileNotFoundException) {} // Do nothing; we can crash later if we actually wanted art
+		}
+
+		public static Voxel GetVoxel(string unitName, string voxelName)
+		{
+			try { return units[unitName][voxelName]; }
+			catch (KeyNotFoundException)
+			{
+				if (units.ContainsKey(unitName))
+					throw new InvalidOperationException(
+						"Unit `{0}` does not have a voxel `{1}`".F(unitName, voxelName));
+				else
+					throw new InvalidOperationException(
+						"Unit `{0}` does not have any voxels defined.".F(unitName));
+			}
+		}
+
+		public static bool HasVoxel(string unit, string seq)
+		{
+			if (!units.ContainsKey(unit))
+				throw new InvalidOperationException(
+					"Unit `{0}` does not have any voxels defined.".F(unit));
+
+			return units[unit].ContainsKey(seq);
+		}
+	}
+}