private void WriteMapDataTo(BinaryWriter writer, AssetNameCollection assetNames)
{
writer.Write(assetNames.GetOrCreateAssetIndex(HeightMapData.AssetName));
HeightMapData.WriteTo(writer);
writer.Write(assetNames.GetOrCreateAssetIndex(BlendTileData.AssetName));
BlendTileData.WriteTo(writer);
writer.Write(assetNames.GetOrCreateAssetIndex(WorldInfo.AssetName));
WorldInfo.WriteTo(writer, assetNames);
writer.Write(assetNames.GetOrCreateAssetIndex(SidesList.AssetName));
SidesList.WriteTo(writer, assetNames);
writer.Write(assetNames.GetOrCreateAssetIndex(ObjectsList.AssetName));
ObjectsList.WriteTo(writer, assetNames);
writer.Write(assetNames.GetOrCreateAssetIndex(PolygonTriggers.AssetName));
PolygonTriggers.WriteTo(writer);
writer.Write(assetNames.GetOrCreateAssetIndex(GlobalLighting.AssetName));
GlobalLighting.WriteTo(writer);
writer.Write(assetNames.GetOrCreateAssetIndex(WaypointsList.AssetName));
WaypointsList.WriteTo(writer);
}
private static MapFile ParseMapData(BinaryReader reader)
{
var assetNames = AssetNameCollection.Parse(reader);
var result = new MapFile();
var context = new MapParseContext(assetNames);
context.PushAsset(nameof(MapFile), reader.BaseStream.Length);
Asset.ParseAssets(reader, context, assetName =>
{
switch (assetName)
{
case HeightMapData.AssetName:
result.HeightMapData = HeightMapData.Parse(reader, context);
break;
case BlendTileData.AssetName:
result.BlendTileData = BlendTileData.Parse(reader, context, result.HeightMapData);
break;
case WorldInfo.AssetName:
result.WorldInfo = WorldInfo.Parse(reader, context);
break;
case SidesList.AssetName:
result.SidesList = SidesList.Parse(reader, context);
break;
case ObjectsList.AssetName:
result.ObjectsList = ObjectsList.Parse(reader, context);
break;
case PolygonTriggers.AssetName:
result.PolygonTriggers = PolygonTriggers.Parse(reader, context);
break;
case GlobalLighting.AssetName:
result.GlobalLighting = GlobalLighting.Parse(reader, context);
break;
case WaypointsList.AssetName:
result.WaypointsList = WaypointsList.Parse(reader, context);
break;
default:
throw new NotImplementedException(assetName);
}
});
context.PopAsset();
return(result);
}
internal static HeightMapData Parse(BinaryReader reader, MapParseContext context)
{
return(ParseAsset(reader, context, version =>
{
var result = new HeightMapData
{
Width = reader.ReadUInt32(),
Height = reader.ReadUInt32(),
BorderWidth = reader.ReadUInt32()
};
var borderCount = reader.ReadUInt32();
result.Borders = new HeightMapBorder[borderCount];
for (var i = 0; i < borderCount; i++)
{
result.Borders[i] = HeightMapBorder.Parse(reader, version);
}
result.Area = reader.ReadUInt32();
if (result.Width * result.Height != result.Area)
{
throw new InvalidDataException();
}
result.Elevations = new ushort[result.Width, result.Height];
for (var y = 0; y < result.Height; y++)
{
for (var x = 0; x < result.Width; x++)
{
result.Elevations[x, y] = version >= 5
? reader.ReadUInt16()
: reader.ReadByte();
}
}
return result;
}));
}
private void WriteMapDataTo(BinaryWriter writer, AssetNameCollection assetNames)
{
if (AssetList != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(AssetList.AssetName));
AssetList.WriteTo(writer);
}
if (GlobalVersion != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(GlobalVersion.AssetName));
GlobalVersion.WriteTo(writer);
}
writer.Write(assetNames.GetOrCreateAssetIndex(HeightMapData.AssetName));
HeightMapData.WriteTo(writer);
writer.Write(assetNames.GetOrCreateAssetIndex(BlendTileData.AssetName));
BlendTileData.WriteTo(writer);
writer.Write(assetNames.GetOrCreateAssetIndex(WorldInfo.AssetName));
WorldInfo.WriteTo(writer, assetNames);
if (MPPositionList != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(MPPositionList.AssetName));
MPPositionList.WriteTo(writer, assetNames);
}
writer.Write(assetNames.GetOrCreateAssetIndex(SidesList.AssetName));
SidesList.WriteTo(writer, assetNames, AssetList != null);
if (LibraryMapLists != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(LibraryMapLists.AssetName));
LibraryMapLists.WriteTo(writer, assetNames);
}
if (Teams != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(Teams.AssetName));
Teams.WriteTo(writer, assetNames);
}
if (PlayerScriptsList != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(PlayerScriptsList.AssetName));
PlayerScriptsList.WriteTo(writer, assetNames);
}
if (BuildLists != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(BuildLists.AssetName));
BuildLists.WriteTo(writer, assetNames, AssetList != null);
}
writer.Write(assetNames.GetOrCreateAssetIndex(ObjectsList.AssetName));
ObjectsList.WriteTo(writer, assetNames);
if (PolygonTriggers != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(PolygonTriggers.AssetName));
PolygonTriggers.WriteTo(writer);
}
if (TriggerAreas != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(TriggerAreas.AssetName));
TriggerAreas.WriteTo(writer);
}
if (GlobalWaterSettings != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(GlobalWaterSettings.AssetName));
GlobalWaterSettings.WriteTo(writer);
}
if (FogSettings != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(FogSettings.AssetName));
FogSettings.WriteTo(writer);
}
if (MissionHotSpots != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(MissionHotSpots.AssetName));
MissionHotSpots.WriteTo(writer);
}
if (MissionObjectives != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(MissionObjectives.AssetName));
MissionObjectives.WriteTo(writer);
}
if (StandingWaterAreas != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(StandingWaterAreas.AssetName));
StandingWaterAreas.WriteTo(writer);
}
if (RiverAreas != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(RiverAreas.AssetName));
RiverAreas.WriteTo(writer);
}
if (StandingWaveAreas != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(StandingWaveAreas.AssetName));
StandingWaveAreas.WriteTo(writer);
}
writer.Write(assetNames.GetOrCreateAssetIndex(GlobalLighting.AssetName));
GlobalLighting.WriteTo(writer);
if (PostEffectsChunk != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(PostEffectsChunk.AssetName));
PostEffectsChunk.WriteTo(writer);
}
if (EnvironmentData != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(EnvironmentData.AssetName));
EnvironmentData.WriteTo(writer);
}
if (NamedCameras != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(NamedCameras.AssetName));
NamedCameras.WriteTo(writer);
}
if (CameraAnimationList != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(CameraAnimationList.AssetName));
CameraAnimationList.WriteTo(writer);
}
if (CastleTemplates != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(CastleTemplates.AssetName));
CastleTemplates.WriteTo(writer, assetNames);
}
writer.Write(assetNames.GetOrCreateAssetIndex(WaypointsList.AssetName));
WaypointsList.WriteTo(writer);
if (SkyboxSettings != null)
{
writer.Write(assetNames.GetOrCreateAssetIndex(SkyboxSettings.AssetName));
SkyboxSettings.WriteTo(writer);
}
}
private static MapFile ParseMapData(BinaryReader reader)
{
var assetNames = AssetNameCollection.Parse(reader);
var result = new MapFile();
var context = new MapParseContext(assetNames);
context.PushAsset(nameof(MapFile), reader.BaseStream.Length);
Asset.ParseAssets(reader, context, assetName =>
{
switch (assetName)
{
case AssetList.AssetName:
result.AssetList = AssetList.Parse(reader, context);
break;
case GlobalVersion.AssetName:
result.GlobalVersion = GlobalVersion.Parse(reader, context);
break;
case HeightMapData.AssetName:
result.HeightMapData = HeightMapData.Parse(reader, context);
break;
case BlendTileData.AssetName:
result.BlendTileData = BlendTileData.Parse(reader, context, result.HeightMapData);
break;
case WorldInfo.AssetName:
result.WorldInfo = WorldInfo.Parse(reader, context);
break;
case MPPositionList.AssetName:
result.MPPositionList = MPPositionList.Parse(reader, context);
break;
case SidesList.AssetName:
result.SidesList = SidesList.Parse(reader, context, result.AssetList != null);
break;
case LibraryMapLists.AssetName:
result.LibraryMapLists = LibraryMapLists.Parse(reader, context);
break;
case Teams.AssetName:
result.Teams = Teams.Parse(reader, context);
break;
case PlayerScriptsList.AssetName:
result.PlayerScriptsList = PlayerScriptsList.Parse(reader, context);
break;
case BuildLists.AssetName:
result.BuildLists = BuildLists.Parse(reader, context, result.AssetList != null);
break;
case ObjectsList.AssetName:
result.ObjectsList = ObjectsList.Parse(reader, context);
break;
case PolygonTriggers.AssetName:
result.PolygonTriggers = PolygonTriggers.Parse(reader, context);
break;
case TriggerAreas.AssetName:
result.TriggerAreas = TriggerAreas.Parse(reader, context);
break;
case GlobalWaterSettings.AssetName:
result.GlobalWaterSettings = GlobalWaterSettings.Parse(reader, context);
break;
case FogSettings.AssetName:
result.FogSettings = FogSettings.Parse(reader, context);
break;
case MissionHotSpots.AssetName:
result.MissionHotSpots = MissionHotSpots.Parse(reader, context);
break;
case MissionObjectives.AssetName:
result.MissionObjectives = MissionObjectives.Parse(reader, context);
break;
case StandingWaterAreas.AssetName:
result.StandingWaterAreas = StandingWaterAreas.Parse(reader, context);
break;
case RiverAreas.AssetName:
result.RiverAreas = RiverAreas.Parse(reader, context);
break;
case StandingWaveAreas.AssetName:
result.StandingWaveAreas = StandingWaveAreas.Parse(reader, context);
break;
case GlobalLighting.AssetName:
result.GlobalLighting = GlobalLighting.Parse(reader, context);
break;
case PostEffectsChunk.AssetName:
result.PostEffectsChunk = PostEffectsChunk.Parse(reader, context);
break;
case EnvironmentData.AssetName:
result.EnvironmentData = EnvironmentData.Parse(reader, context);
break;
case NamedCameras.AssetName:
result.NamedCameras = NamedCameras.Parse(reader, context);
break;
case CameraAnimationList.AssetName:
result.CameraAnimationList = CameraAnimationList.Parse(reader, context);
break;
case CastleTemplates.AssetName:
result.CastleTemplates = CastleTemplates.Parse(reader, context);
break;
case WaypointsList.AssetName:
result.WaypointsList = WaypointsList.Parse(reader, context);
break;
case SkyboxSettings.AssetName:
result.SkyboxSettings = SkyboxSettings.Parse(reader, context);
break;
default:
throw new NotImplementedException(assetName);
}
});
context.PopAsset();
return(result);
}
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;
}));
}
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
};
}));
}