Пример #1
0
        internal static BlendTileData Parse(BinaryReader reader, MapParseContext context, HeightMapData heightMapData)
        {
            return(ParseAsset(reader, context, version =>
            {
                if (version < 6)
                {
                    throw new InvalidDataException();
                }

                if (heightMapData == null)
                {
                    throw new InvalidDataException("Expected HeightMapData asset before BlendTileData asset.");
                }

                var width = heightMapData.Width;
                var height = heightMapData.Height;

                var result = new BlendTileData();

                result.NumTiles = reader.ReadUInt32();
                if (result.NumTiles != width * height)
                {
                    throw new InvalidDataException();
                }

                result.Tiles = reader.ReadUInt16Array2D(width, height);

                var blendBitSize = GetBlendBitSize(version);
                result.Blends = reader.ReadUIntArray2D(width, height, blendBitSize);
                result.ThreeWayBlends = reader.ReadUIntArray2D(width, height, blendBitSize);
                result.CliffTextures = reader.ReadUIntArray2D(width, height, blendBitSize);

                if (version > 6)
                {
                    var passabilityWidth = heightMapData.Width;
                    if (version == 7)
                    {
                        // C&C Generals clips partial bytes from each row of passability data,
                        passabilityWidth = ((passabilityWidth + 1) / 8) * 8;
                    }

                    // If terrain is passable, there's a 0 in the data file.
                    result.Impassability = reader.ReadSingleBitBooleanArray2D(passabilityWidth, heightMapData.Height);
                }

                if (version >= 10)
                {
                    result.ImpassabilityToPlayers = reader.ReadSingleBitBooleanArray2D(heightMapData.Width, heightMapData.Height);
                }

                if (version >= 11)
                {
                    result.PassageWidths = reader.ReadSingleBitBooleanArray2D(heightMapData.Width, heightMapData.Height);
                }

                if (version >= 14 && version < 25)
                {
                    result.Taintability = reader.ReadSingleBitBooleanArray2D(heightMapData.Width, heightMapData.Height);
                }

                if (version >= 15)
                {
                    result.ExtraPassability = reader.ReadSingleBitBooleanArray2D(heightMapData.Width, heightMapData.Height);
                }

                if (version >= 16 && version < 25)
                {
                    result.Flammability = reader.ReadByteArray2DAsEnum <TileFlammability>(heightMapData.Width, heightMapData.Height);
                }

                if (version >= 17)
                {
                    result.Visibility = reader.ReadSingleBitBooleanArray2D(heightMapData.Width, heightMapData.Height);
                }

                if (version >= 24)
                {
                    // TODO: Are these in the right order?
                    result.Buildability = reader.ReadSingleBitBooleanArray2D(heightMapData.Width, heightMapData.Height);
                    result.ImpassabilityToAirUnits = reader.ReadSingleBitBooleanArray2D(heightMapData.Width, heightMapData.Height);
                    result.TiberiumGrowability = reader.ReadSingleBitBooleanArray2D(heightMapData.Width, heightMapData.Height);
                }

                if (version >= 25)
                {
                    result.DynamicShrubberyDensity = reader.ReadByteArray2D(heightMapData.Width, heightMapData.Height);
                }

                result.TextureCellCount = reader.ReadUInt32();

                var blendsCount = reader.ReadUInt32();
                if (blendsCount > 0)
                {
                    // Usually minimum value is 1, but some files (perhaps Generals, not Zero Hour?) have 0.
                    blendsCount--;
                }

                result.ParsedCliffTextureMappingsCount = reader.ReadUInt32();
                var cliffBlendsCount = result.ParsedCliffTextureMappingsCount;
                if (cliffBlendsCount > 0)
                {
                    // Usually minimum value is 1, but some files (perhaps Generals, not Zero Hour?) have 0.
                    cliffBlendsCount--;
                }

                var textureCount = reader.ReadUInt32();
                result.Textures = new BlendTileTexture[textureCount];
                for (var i = 0; i < textureCount; i++)
                {
                    result.Textures[i] = BlendTileTexture.Parse(reader);
                }

                // Can be a variety of values, don't know what it means.
                result.MagicValue1 = reader.ReadUInt32();

                result.MagicValue2 = reader.ReadUInt32();
                if (result.MagicValue2 != 0)
                {
                    throw new InvalidDataException();
                }

                result.BlendDescriptions = new BlendDescription[blendsCount];
                for (var i = 0; i < blendsCount; i++)
                {
                    result.BlendDescriptions[i] = BlendDescription.Parse(reader, version);
                }

                result.CliffTextureMappings = new CliffTextureMapping[cliffBlendsCount];
                for (var i = 0; i < cliffBlendsCount; i++)
                {
                    result.CliffTextureMappings[i] = CliffTextureMapping.Parse(reader);
                }

                return result;
            }));
        }
Пример #2
0
        internal static BlendTileData Parse(BinaryReader reader, MapParseContext context, HeightMapData heightMapData)
        {
            return(ParseAsset(reader, context, version =>
            {
                if (version < 6 || version > 8)
                {
                    throw new InvalidDataException();
                }

                if (heightMapData == null)
                {
                    throw new InvalidDataException("Expected HeightMapData asset before BlendTileData asset.");
                }

                var width = heightMapData.Width;
                var height = heightMapData.Height;

                var numTiles = reader.ReadUInt32();
                if (numTiles != width * height)
                {
                    throw new InvalidDataException();
                }

                var tiles = reader.ReadUInt16Array2D(width, height);
                var blends = reader.ReadUInt16Array2D(width, height);
                var threeWayBlends = reader.ReadUInt16Array2D(width, height);
                var cliffTextures = reader.ReadUInt16Array2D(width, height);

                bool[,] passability = null;
                if (version > 6)
                {
                    var passabilityWidth = heightMapData.Width;
                    if (version == 7)
                    {
                        // C&C Generals clips partial bytes from each row of passability data,
                        // if the border width is large enough to fully contain the clipped data.
                        if (passabilityWidth % 8 <= 6 && passabilityWidth % 8 <= heightMapData.BorderWidth)
                        {
                            passabilityWidth -= passabilityWidth % 8;
                        }
                    }

                    // If terrain is passable, there's a 0 in the data file.
                    passability = reader.ReadSingleBitBooleanArray2D(passabilityWidth, heightMapData.Height);
                }

                var textureCellCount = reader.ReadUInt32();

                var blendsCount = reader.ReadUInt32();
                if (blendsCount > 0)
                {
                    // Usually minimum value is 1, but some files (perhaps Generals, not Zero Hour?) have 0.
                    blendsCount--;
                }

                var parsedCliffBlendsCount = reader.ReadUInt32();
                var cliffBlendsCount = parsedCliffBlendsCount;
                if (cliffBlendsCount > 0)
                {
                    // Usually minimum value is 1, but some files (perhaps Generals, not Zero Hour?) have 0.
                    cliffBlendsCount--;
                }

                var textureCount = reader.ReadUInt32();
                var textures = new BlendTileTexture[textureCount];
                for (var i = 0; i < textureCount; i++)
                {
                    textures[i] = BlendTileTexture.Parse(reader);
                }

                var magicValue1 = reader.ReadUInt32();
                if (magicValue1 != 0)
                {
                    throw new InvalidDataException();
                }

                var magicValue2 = reader.ReadUInt32();
                if (magicValue2 != 0)
                {
                    throw new InvalidDataException();
                }

                var blendDescriptions = new BlendDescription[blendsCount];
                for (var i = 0; i < blendsCount; i++)
                {
                    blendDescriptions[i] = BlendDescription.Parse(reader);
                }

                var cliffTextureMappings = new CliffTextureMapping[cliffBlendsCount];
                for (var i = 0; i < cliffBlendsCount; i++)
                {
                    cliffTextureMappings[i] = CliffTextureMapping.Parse(reader);
                }

                return new BlendTileData
                {
                    NumTiles = numTiles,

                    Tiles = tiles,

                    Blends = blends,
                    ThreeWayBlends = threeWayBlends,
                    CliffTextures = cliffTextures,

                    Passability = passability,

                    TextureCellCount = textureCellCount,

                    Textures = textures,

                    MagicValue1 = magicValue1,
                    MagicValue2 = magicValue2,

                    BlendDescriptions = blendDescriptions,

                    ParsedCliffTextureMappingsCount = parsedCliffBlendsCount,
                    CliffTextureMappings = cliffTextureMappings
                };
            }));
        }