122 lines
3.8 KiB
C#
122 lines
3.8 KiB
C#
#region Copyright & License Information
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/*
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* Copyright (c) The OpenRA Developers and Contributors
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using OpenRA.Mods.Common.MapGenerator;
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using OpenRA.Mods.Common.Terrain;
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using OpenRA.Support;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Traits
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{
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[TraitLocation(SystemActors.EditorWorld)]
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[Desc("A map generator that clears a map.")]
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public sealed class ClearMapGeneratorInfo : TraitInfo<ClearMapGenerator>, IEditorMapGeneratorInfo, IEditorToolInfo
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{
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[FieldLoader.Require]
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[Desc("Human-readable name this generator uses.")]
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[FluentReference]
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public readonly string Name = null;
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[FieldLoader.Require]
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[Desc("Internal id for this map generator.")]
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public readonly string Type = null;
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[FluentReference]
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[Desc("The title to use for generated maps.")]
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public readonly string MapTitle = "label-random-map";
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[Desc("The widget tree to open when the tool is selected.")]
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public readonly string PanelWidget = "MAP_GENERATOR_TOOL_PANEL";
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// This is purely of interest to the linter.
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[FieldLoader.LoadUsing(nameof(FluentReferencesLoader))]
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[FluentReference]
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public readonly List<string> FluentReferences = null;
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[FieldLoader.LoadUsing(nameof(SettingsLoader))]
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public readonly MiniYaml Settings;
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string IMapGeneratorInfo.Type => Type;
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string IMapGeneratorInfo.Name => Name;
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string IMapGeneratorInfo.MapTitle => MapTitle;
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static MiniYaml SettingsLoader(MiniYaml my)
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{
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return my.NodeWithKey("Settings").Value;
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}
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static List<string> FluentReferencesLoader(MiniYaml my)
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{
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return new MapGeneratorSettings(null, my.NodeWithKey("Settings").Value)
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.Options.SelectMany(o => o.GetFluentReferences()).ToList();
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}
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public IMapGeneratorSettings GetSettings()
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{
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return new MapGeneratorSettings(this, Settings);
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}
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public Map Generate(ModData modData, MapGenerationArgs args)
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{
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var random = new MersenneTwister();
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var terrainInfo = modData.DefaultTerrainInfo[args.Tileset];
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var map = new Map(modData, terrainInfo, args.Size);
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var maxTerrainHeight = map.Grid.MaximumTerrainHeight;
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var tl = new PPos(1, 1 + maxTerrainHeight);
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var br = new PPos(args.Size.Width - 1, args.Size.Height + maxTerrainHeight - 1);
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map.SetBounds(tl, br);
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if (!Exts.TryParseUshortInvariant(args.Settings.NodeWithKey("Tile").Value.Value, out var tileType))
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throw new YamlException("Illegal tile type");
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var tile = new TerrainTile(tileType, 0);
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if (!terrainInfo.TryGetTerrainInfo(tile, out var _))
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throw new MapGenerationException("Illegal tile type");
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// If the default terrain tile is part of a PickAny template, pick
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// a random tile index. Otherwise, just use the default tile.
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Func<TerrainTile> tilePicker;
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if (map.Rules.TerrainInfo is ITemplatedTerrainInfo templatedTerrainInfo &&
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templatedTerrainInfo.Templates.TryGetValue(tileType, out var template) &&
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template.PickAny)
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{
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tilePicker = () => new TerrainTile(tileType, (byte)random.Next(0, template.TilesCount));
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}
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else
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{
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tilePicker = () => tile;
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}
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foreach (var cell in map.AllCells)
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{
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var mpos = cell.ToMPos(map);
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map.Tiles[mpos] = tilePicker();
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map.Resources[mpos] = new ResourceTile(0, 0);
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map.Height[mpos] = 0;
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}
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map.PlayerDefinitions = new MapPlayers(map.Rules, 0).ToMiniYaml();
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map.ActorDefinitions = [];
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return map;
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}
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string IEditorToolInfo.Label => Name;
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string IEditorToolInfo.PanelWidget => PanelWidget;
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}
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public class ClearMapGenerator { /* we're only interested in the Info */ }
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}
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