97 lines
3.1 KiB
C#
97 lines
3.1 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2015 The OpenRA Developers (see AUTHORS)
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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. For more information,
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* see COPYING.
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*/
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#endregion
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using System.Drawing;
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using System.IO;
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using System.Linq;
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namespace OpenRA
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{
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public enum MapGridType { Rectangular, RectangularIsometric }
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public class MapGrid : IGlobalModData
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{
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public readonly MapGridType Type = MapGridType.Rectangular;
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public readonly Size TileSize = new Size(24, 24);
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public readonly byte MaximumTerrainHeight = 0;
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public readonly byte SubCellDefaultIndex = byte.MaxValue;
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public readonly WVec[] SubCellOffsets =
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{
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new WVec(0, 0, 0), // full cell - index 0
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new WVec(-299, -256, 0), // top left - index 1
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new WVec(256, -256, 0), // top right - index 2
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new WVec(0, 0, 0), // center - index 3
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new WVec(-299, 256, 0), // bottom left - index 4
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new WVec(256, 256, 0), // bottom right - index 5
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};
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public WVec[][] CellCorners { get; private set; }
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readonly int[][] cellCornerHalfHeights = new int[][]
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{
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// Flat
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new[] { 0, 0, 0, 0 },
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// Slopes (two corners high)
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new[] { 0, 0, 1, 1 },
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new[] { 1, 0, 0, 1 },
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new[] { 1, 1, 0, 0 },
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new[] { 0, 1, 1, 0 },
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// Slopes (one corner high)
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new[] { 0, 0, 0, 1 },
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new[] { 1, 0, 0, 0 },
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new[] { 0, 1, 0, 0 },
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new[] { 0, 0, 1, 0 },
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// Slopes (three corners high)
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new[] { 1, 0, 1, 1 },
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new[] { 1, 1, 0, 1 },
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new[] { 1, 1, 1, 0 },
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new[] { 0, 1, 1, 1 },
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// Slopes (two corners high, one corner double high)
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new[] { 1, 0, 1, 2 },
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new[] { 2, 1, 0, 1 },
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new[] { 1, 2, 1, 0 },
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new[] { 0, 1, 2, 1 },
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// Slopes (two corners high, alternating)
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new[] { 1, 0, 1, 0 },
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new[] { 0, 1, 0, 1 },
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new[] { 1, 0, 1, 0 },
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new[] { 0, 1, 0, 1 }
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};
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public MapGrid(MiniYaml yaml)
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{
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FieldLoader.Load(this, yaml);
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// The default subcell index defaults to the middle entry
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if (SubCellDefaultIndex == byte.MaxValue)
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SubCellDefaultIndex = (byte)(SubCellOffsets.Length / 2);
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else if (SubCellDefaultIndex < (SubCellOffsets.Length > 1 ? 1 : 0) || SubCellDefaultIndex >= SubCellOffsets.Length)
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throw new InvalidDataException("Subcell default index must be a valid index into the offset triples and must be greater than 0 for mods with subcells");
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var leftDelta = Type == MapGridType.RectangularIsometric ? new WVec(-512, 0, 0) : new WVec(-512, -512, 0);
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var topDelta = Type == MapGridType.RectangularIsometric ? new WVec(0, -512, 0) : new WVec(512, -512, 0);
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var rightDelta = Type == MapGridType.RectangularIsometric ? new WVec(512, 0, 0) : new WVec(512, 512, 0);
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var bottomDelta = Type == MapGridType.RectangularIsometric ? new WVec(0, 512, 0) : new WVec(-512, 512, 0);
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CellCorners = cellCornerHalfHeights.Select(ramp => new WVec[]
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{
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leftDelta + new WVec(0, 0, 512 * ramp[0]),
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topDelta + new WVec(0, 0, 512 * ramp[1]),
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rightDelta + new WVec(0, 0, 512 * ramp[2]),
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bottomDelta + new WVec(0, 0, 512 * ramp[3])
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}).ToArray();
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}
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}
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}
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