79 lines
2.3 KiB
C#
79 lines
2.3 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2010 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 LICENSE.
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*/
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#endregion
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using System.Collections.Generic;
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using System.IO;
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namespace OpenRA.FileFormats
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{
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public class Terrain
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{
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public readonly List<byte[]> TileBitmapBytes = new List<byte[]>();
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public Terrain( Stream stream )
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{
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// Try loading as a cnc .tem
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BinaryReader reader = new BinaryReader( stream );
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int Width = reader.ReadUInt16();
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int Height = reader.ReadUInt16();
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if( Width != 24 || Height != 24 )
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throw new InvalidDataException( string.Format( "{0}x{1}", Width, Height ) );
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/*NumTiles = */reader.ReadUInt16();
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/*Zero1 = */reader.ReadUInt16();
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/*uint Size = */reader.ReadUInt32();
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uint ImgStart = reader.ReadUInt32();
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/*Zero2 = */reader.ReadUInt32();
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int IndexEnd, IndexStart;
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if (reader.ReadUInt16() == 65535) // ID1 = FFFFh for cnc
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{
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/*ID2 = */reader.ReadUInt16();
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IndexEnd = reader.ReadInt32();
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IndexStart = reader.ReadInt32();
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}
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else // Load as a ra .tem
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{
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stream.Position = 0;
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reader = new BinaryReader( stream );
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Width = reader.ReadUInt16();
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Height = reader.ReadUInt16();
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if( Width != 24 || Height != 24 )
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throw new InvalidDataException( string.Format( "{0}x{1}", Width, Height ) );
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/*NumTiles = */reader.ReadUInt16();
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reader.ReadUInt16();
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/*XDim = */reader.ReadUInt16();
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/*YDim = */reader.ReadUInt16();
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/*uint FileSize = */reader.ReadUInt32();
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ImgStart = reader.ReadUInt32();
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reader.ReadUInt32();
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reader.ReadUInt32();
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IndexEnd = reader.ReadInt32();
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reader.ReadUInt32();
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IndexStart = reader.ReadInt32();
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}
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stream.Position = IndexStart;
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foreach( byte b in new BinaryReader(stream).ReadBytes(IndexEnd - IndexStart) )
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{
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if (b != 255)
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{
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stream.Position = ImgStart + b * 24 * 24;
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TileBitmapBytes.Add(new BinaryReader(stream).ReadBytes(24 * 24));
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}
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else
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TileBitmapBytes.Add(null);
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}
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}
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}
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}
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