public static Shim DeserializeShim(this LevelDeserializeContext context)
{
var animationSet = context.ReadAnimationSet();
var position = context.br.ReadPosition();
var facingLeft = context.br.ReadBoolean();
var parallaxX = context.br.ReadSingle();
var parallaxY = context.br.ReadSingle();
var shim = new Shim(animationSet, position, facingLeft, parallaxX, parallaxY);
shim.animationNumber = context.br.ReadInt32();
shim.ambientSoundSource = context.br.ReadNullableString();
if (context.Version >= 14)
{
shim.tag = context.br.ReadInt32();
}
if (context.Version >= 16)
{
int count = context.br.ReadInt32();
for (int i = 0; i < count; i++)
{
shim.properties.Add(context.br.ReadString(), context.br.ReadString());
}
}
return(shim);
}
/// <summary>Check that an AnimationSet round-trips through serialization cleanly</summary>
public void RoundTripCheck(GraphicsDevice graphicsDevice, IAssetProvider assetProvider, IAssetPathProvider assetPathProvider, bool useExternalImages)
{
// Serialize a first time
MemoryStream firstMemoryStream = new MemoryStream();
BinaryWriter firstBinaryWriter = new BinaryWriter(firstMemoryStream);
ImageWriter firstImageWriter = null;
if (useExternalImages)
{
firstImageWriter = new ImageWriter();
this.RegisterImages(firstImageWriter, assetPathProvider);
firstImageWriter.WriteOutAllImages(firstMemoryStream);
}
LevelSerializeContext firstSerializeContext = new LevelSerializeContext(firstBinaryWriter, firstImageWriter, assetPathProvider);
Serialize(firstSerializeContext);
byte[] originalData = firstMemoryStream.ToArray();
// Then deserialize that data
BinaryReader br = new BinaryReader(new MemoryStream(originalData));
ImageBundle imageBundle = null;
if (useExternalImages)
{
var helper = new SimpleTextureLoadHelper(graphicsDevice);
imageBundle = new ImageBundle();
br.BaseStream.Position = imageBundle.ReadAllImages(originalData, (int)br.BaseStream.Position, helper);
}
LevelDeserializeContext deserializeContext = new LevelDeserializeContext(br, imageBundle, assetProvider, graphicsDevice);
Level deserialized = new Level(deserializeContext);
// Then serialize that deserialized data and see if it matches
MemoryCompareStream secondMemoryStream = new MemoryCompareStream(originalData);
BinaryWriter secondBinaryWriter = new BinaryWriter(secondMemoryStream);
ImageWriter secondImageWriter = null;
if (useExternalImages)
{
secondImageWriter = new ImageWriter();
deserialized.RegisterImages(secondImageWriter, assetPathProvider);
secondImageWriter.WriteOutAllImages(secondMemoryStream);
}
LevelSerializeContext secondSerializeContext = new LevelSerializeContext(secondBinaryWriter, secondImageWriter, assetPathProvider);
deserialized.Serialize(secondSerializeContext);
// Clean-up:
if (imageBundle != null)
{
imageBundle.Dispose();
}
}
public static AnimationSet ReadAnimationSet(this LevelDeserializeContext context)
{
bool externalReference = context.br.ReadBoolean();
if (externalReference)
{
return(context.assetProvider.Load <AnimationSet>(context.br.ReadString()));
}
else
{
return(context.animationDeserializeContext.DeserializeAnimationSet());
}
}
public static Level ReadFromFile(string path, IAssetProvider assetProvider, GraphicsDevice graphicsDevice)
{
string texturePath = System.IO.Path.ChangeExtension(path, ".tex");
ImageBundle imageBundle = null;
if (File.Exists(texturePath))
{
#if false // OLD FORMAT
using (var stream = File.OpenRead(texturePath))
{
using (var unzip = new GZipStream(stream, CompressionMode.Decompress, true))
{
using (var br = new BinaryReader(unzip))
{
imageBundle = new ImageBundle();
imageBundle.ReadAllImagesOLD(br, graphicsDevice);
}
}
}
#else
#if !WINDOWS
texturePath = texturePath.Replace('\\', '/');
#endif
byte[] data = File.ReadAllBytes(texturePath);
if (data[0] != 0)
{
throw new Exception("Bad version number");
}
var helper = new SimpleTextureLoadHelper(graphicsDevice);
imageBundle = new ImageBundle();
imageBundle.ReadAllImages(data, 1, helper);
#endif
}
using (var stream = File.OpenRead(path))
{
using (var unzip = new GZipStream(stream, CompressionMode.Decompress, true))
{
using (var br = new BinaryReader(unzip))
{
var deserializeContext = new LevelDeserializeContext(br, imageBundle, assetProvider, graphicsDevice);
return(new Level(deserializeContext));
}
}
}
}
/// <summary>Deserialize into new object instance</summary>
public Path(LevelDeserializeContext context)
{
looped = context.br.ReadBoolean();
var positionsCount = context.br.ReadInt32();
positions = new List <LevelPosition>(positionsCount);
for (var i = 0; i < positionsCount; i++)
{
positions.Add(new LevelPosition(context));
}
var count = context.br.ReadInt32();
for (var i = 0; i < count; i++)
{
properties.Add(context.br.ReadString(), context.br.ReadString());
}
}
public static Teleporter DeserializeTeleporter(this LevelDeserializeContext context)
{
var teleporter = new Teleporter();
teleporter.TargetLevel = context.br.ReadNullableString();
if (teleporter.TargetLevel != null)
{
teleporter.TargetLevel = teleporter.TargetLevel.ToLowerInvariant();
}
teleporter.targetSpawn = context.br.ReadNullableString();
if (context.Version >= 18)
{
teleporter.neverSelectAtRandom = context.br.ReadBoolean();
}
DeserializeRegion(context, teleporter);
return(teleporter);
}
/// <summary>Deserialize into new object instance</summary>
public static Thing DeserializeThing(this LevelDeserializeContext context)
{
var animationSet = context.ReadAnimationSet();
var position = context.br.ReadPosition();
var facingLeft = context.br.ReadBoolean();
var thing = new Thing(animationSet, position, facingLeft);
thing.overrideBehaviour = context.br.ReadNullableString();
thing.includeInNavigation = context.br.ReadBoolean();
// Properties:
int count = context.br.ReadInt32();
for (int i = 0; i < count; i++)
{
thing.properties.Add(context.br.ReadString(), context.br.ReadString());
}
return(thing);
}
public static Path DeserializePath(this LevelDeserializeContext context)
{
var path = new Path();
path.looped = context.br.ReadBoolean();
var positionsCount = context.br.ReadInt32();
path.positions = new List <LevelPosition>(positionsCount);
for (var i = 0; i < positionsCount; i++)
{
path.positions.Add(new LevelPosition(context));
}
var count = context.br.ReadInt32();
for (var i = 0; i < count; i++)
{
path.properties.Add(context.br.ReadString(), context.br.ReadString());
}
return(path);
}
public NavEdge(LevelDeserializeContext context)
{
if (context.Version < 19)
{
// NOTE: Legacy bits were: North, South, East, West, Jump, Drop, Climb
int oldTypeValue = context.br.ReadByte();
const int oldDirectionBits = 1 | 2 | 4 | 8;
switch (oldTypeValue & oldDirectionBits)
{
case 1: direction = DirectionNumber.North; break;
case 2: direction = DirectionNumber.South; break;
case 4: direction = DirectionNumber.East; break;
case 8: direction = DirectionNumber.West; break;
default:
direction = 0; // <- garbage, but easy to re-generate
Debug.Assert(false, "Nonsense direction value, need to regenerate level file");
break;
}
type = (EdgeType)(oldTypeValue & ~oldDirectionBits);
}
else
{
direction = (DirectionNumber)context.br.ReadByte();
type = (EdgeType)context.br.ReadByte();
}
nextSector = context.br.ReadByte();
region.startX = context.br.ReadInt32();
region.startZ = context.br.ReadInt32();
region.endX = context.br.ReadInt32();
region.endZ = context.br.ReadInt32();
}
private static Region DeserializeRegion(LevelDeserializeContext context, Region region)
{
region.mask = new MaskData(context.br, context.FastReadHack);
if (context.Version >= 15)
{
region.startY = context.br.ReadInt32();
region.endY = context.br.ReadInt32();
if (context.Version < 17 && region.endY != beforeVersion17WorldPhysicsMaximumHeight)
{
region.endY++; // <- Old version had an inclusive upper bound
}
}
else
{
region.startY = 0;
region.endY = WorldPhysics.MaximumHeight;
}
region.regionIndex = context.nextRegionIndex++;
return(region);
}
private void Deserialize(LevelDeserializeContext context)
{
friendlyName = context.br.ReadNullableString();
behaviourName = context.br.ReadNullableString();
if (context.br.ReadBoolean())
{
levelAnimation = context.ReadAnimationSet();
}
// Properties
{
int count = context.br.ReadInt32();
for (int i = 0; i < count; i++)
{
properties.Add(context.br.ReadString(), context.br.ReadString());
}
}
// Teleporters
{
int teleportersCount = context.br.ReadInt32();
teleporters = new List <Teleporter>(teleportersCount);
for (int i = 0; i < teleportersCount; i++)
{
teleporters.Add(new Teleporter(context));
}
}
// Player Spawns
{
int playerSpawnsCount = context.br.ReadInt32();
playerSpawns = new OrderedDictionary <string, List <Position> >(playerSpawnsCount);
for (int i = 0; i < playerSpawnsCount; i++)
{
string name = context.br.ReadString();
int positionsCount = context.br.ReadInt32();
List <Position> positions = new List <Position>(positionsCount);
for (int j = 0; j < positionsCount; j++)
{
positions.Add(context.br.ReadPosition());
}
playerSpawns.Add(name, positions);
}
}
// Things
{
int thingsCount = context.br.ReadInt32();
things = new List <Thing>(thingsCount);
for (int i = 0; i < thingsCount; i++)
{
things.Add(new Thing(context));
}
}
// Geometry
{
// Regions
{
int count = context.br.ReadInt32();
regions = new MultiDictionary <string, Region>();
for (int i = 0; i < count; i++)
{
var regionKey = context.br.ReadString();
var areaCount = context.br.ReadInt32();
for (var j = 0; j < areaCount; j++)
{
regions.Add(regionKey, new Region(context));
}
}
}
// Paths
{
int count = context.br.ReadInt32();
paths = new OrderedDictionary <string, Path>(count);
for (int i = 0; i < count; i++)
{
paths.Add(context.br.ReadString(), new Path(context));
}
}
// Positions
{
int count = context.br.ReadInt32();
positions = new MultiDictionary <string, LevelPosition>();
for (int i = 0; i < count; i++)
{
var positionKey = context.br.ReadString();
var pointCount = context.br.ReadInt32();
for (var j = 0; j < pointCount; j++)
{
positions.Add(positionKey, new LevelPosition(context));
}
}
}
}
// Shims
{
int count = context.br.ReadInt32();
shims = new List <Shim>(count);
for (int i = 0; i < count; i++)
{
shims.Add(new Shim(context));
}
backgroundShimsEndIndex = context.br.ReadSByte();
foregroundShimsStartIndex = context.br.ReadSByte();
animatedShimCount = context.br.ReadByte();
}
// Camera Bounds
cameraBounds = context.br.ReadRectangle();
if (context.Version >= 20)
{
isAPitLevel = context.br.ReadBoolean();
}
}
/// <summary>Deserialize into new object instance</summary>
public Level(LevelDeserializeContext context)
{
Deserialize(context);
}
public static AnimationSet ReadAnimationSet(this LevelDeserializeContext context)
{
bool externalReference = context.br.ReadBoolean();
return(externalReference ? context.assetProvider.Load <AnimationSet>(context.br.ReadString()) : new AnimationSet(context.animationDeserializeContext));
}
public static Region DeserializeRegion(this LevelDeserializeContext context)
{
var region = new Region();
return(DeserializeRegion(context, region));
}
public static Level DeserializeLevel(this LevelDeserializeContext context, Level level)
{
level.friendlyName = context.br.ReadNullableString();
level.behaviourName = context.br.ReadNullableString();
if (context.br.ReadBoolean())
{
level.levelAnimation = context.ReadAnimationSet();
}
// Properties
{
int count = context.br.ReadInt32();
for (int i = 0; i < count; i++)
{
level.properties.Add(context.br.ReadString(), context.br.ReadString());
}
}
// Teleporters
{
int teleportersCount = context.br.ReadInt32();
level.teleporters = new List <Teleporter>(teleportersCount);
for (int i = 0; i < teleportersCount; i++)
{
level.teleporters.Add(context.DeserializeTeleporter());
}
}
// Player Spawns
{
int playerSpawnsCount = context.br.ReadInt32();
level.playerSpawns = new OrderedDictionary <string, List <Position> >(playerSpawnsCount);
for (int i = 0; i < playerSpawnsCount; i++)
{
string name = context.br.ReadString();
int positionsCount = context.br.ReadInt32();
List <Position> positions = new List <Position>(positionsCount);
for (int j = 0; j < positionsCount; j++)
{
positions.Add(context.br.ReadPosition());
}
level.playerSpawns.Add(name, positions);
}
}
// Things
{
int thingsCount = context.br.ReadInt32();
level.things = new List <Thing>(thingsCount);
for (int i = 0; i < thingsCount; i++)
{
level.things.Add(context.DeserializeThing());
}
}
// Geometry
{
// Regions
{
int count = context.br.ReadInt32();
level.regions = new MultiDictionary <string, Region>();
for (int i = 0; i < count; i++)
{
var regionKey = context.br.ReadString();
var areaCount = context.br.ReadInt32();
for (var j = 0; j < areaCount; j++)
{
level.regions.Add(regionKey, context.DeserializeRegion());
}
}
}
// Paths
{
int count = context.br.ReadInt32();
level.paths = new OrderedDictionary <string, Path>(count);
for (int i = 0; i < count; i++)
{
level.paths.Add(context.br.ReadString(), context.DeserializePath());
}
}
// Positions
{
int count = context.br.ReadInt32();
level.positions = new MultiDictionary <string, LevelPosition>();
for (int i = 0; i < count; i++)
{
var positionKey = context.br.ReadString();
var pointCount = context.br.ReadInt32();
for (var j = 0; j < pointCount; j++)
{
level.positions.Add(positionKey, new LevelPosition(context));
}
}
}
}
// Shims
{
int count = context.br.ReadInt32();
level.shims = new List <Shim>(count);
for (int i = 0; i < count; i++)
{
level.shims.Add(context.DeserializeShim());
}
level.backgroundShimsEndIndex = context.br.ReadSByte();
level.foregroundShimsStartIndex = context.br.ReadSByte();
level.animatedShimCount = context.br.ReadByte();
}
// Camera Bounds
level.cameraBounds = context.br.ReadRectangle();
if (context.Version >= 20)
{
level.isAPitLevel = context.br.ReadBoolean();
}
return(level);
}
public static Level DeserializeLevel(this LevelDeserializeContext context)
{
var level = new Level();
return(DeserializeLevel(context, level));
}
