public byte[] Serialize(Section section, CompressionBounds boundingBox, out Resource[] resources)
{
MemoryStream stream = new MemoryStream();
BinaryWriter bw = new BinaryWriter(stream);
List<Resource> resourceList = new List<Resource>();
byte[] fourCC = Encoding.UTF8.GetBytes("crsr");
bw.Write(Encoding.UTF8.GetBytes("hklb"), 0, 4);
stream.Seek(4, SeekOrigin.Current);
bw.Write(Groups.Length);
//stream.Seek(4, SeekOrigin.Current);
//bw.Write(1);
stream.Seek(8, SeekOrigin.Current);
stream.Seek(20, SeekOrigin.Current);
bw.Write(Indices.Length);
stream.Seek(20, SeekOrigin.Current);
bw.Write(3);
stream.Seek(40, SeekOrigin.Current);
bw.Write(1);
stream.Seek(8, SeekOrigin.Current);
bw.Write(fourCC, 0, 4);
resourceList.Add(new Resource(ResourceType.MeshInformation, ResourceSubType.MeshInformationData, (int)(stream.Position - 120), 72));
for (int i = 0; i < Groups.Length; i++)
{
Groups[i].Serialize(stream, boundingBox);
}
//bw.Write(fourCC, 0, 4);
//resourceList.Add(new Resource(ResourceType.UnknownStruct8, ResourceSubType.UnknownStruct8, (int)(stream.Position - 120), 8));
//bw.Write(0x00000000); bw.Write((ushort)0xFFFF); bw.Write((short)0x0000);
bw.Write(fourCC, 0, 4);
resourceList.Add(new Resource(ResourceType.TriangleStrip, ResourceSubType.IndiceStripData, (int)(stream.Position - 120), Indices.Length * 2));
foreach (short i in Indices)
bw.Write(i);
stream.Pad(4);
bw.Write(fourCC, 0, 4);
resourceList.Add(new Resource(ResourceType.Unknown, ResourceSubType.UnknownData, (int)(stream.Position - 120), 96));
bw.Write((byte)0x02); bw.Write((byte)0x06); bw.Write((byte)0x00); bw.Write((byte)0x00);
bw.Write(new byte[28]);
bw.Write((byte)0x19); bw.Write((byte)0x04); bw.Write((byte)0x00); bw.Write((byte)0x00);
bw.Write(new byte[28]);
bw.Write((byte)0x1B); bw.Write((byte)0x0C); bw.Write((byte)0x00); bw.Write((byte)0x00);
bw.Write(new byte[28]);
bw.Write(fourCC, 0, 4);
resourceList.Add(new Resource(ResourceType.Vertex, ResourceSubType.VertexData, (int)(stream.Position - 120), _Vertices.Length * 6));
foreach (Vector3 v in _Vertices)
{
bw.Write(CompressionBounds.Compress(v.X, boundingBox.X));
bw.Write(CompressionBounds.Compress(v.Y, boundingBox.Y));
bw.Write(CompressionBounds.Compress(v.Z, boundingBox.Z));
}
bw.Write(Padding.GetBytes(stream.Position, 4));
bw.Write(fourCC, 0, 4);
resourceList.Add(new Resource(ResourceType.Vertex, ResourceSubType.UVData, (int)(stream.Position - 120), _Vertices.Length * 4));
foreach (Vector2 t in Texcoords)
{
bw.Write(CompressionBounds.Compress(t.X, boundingBox.X));
bw.Write(CompressionBounds.Compress(t.Y, boundingBox.Y));
}
bw.Write(Padding.GetBytes(stream.Position, 4));
bw.Write(fourCC, 0, 4);
resourceList.Add(new Resource(ResourceType.Vertex, ResourceSubType.VectorData, (int)(stream.Position - 120), Normals.Length * 4 * 3));
for (int i = 0; i < Normals.Length; i++)
{
bw.Write(CompressVector(Normals[i]));
bw.Write(CompressVector(Tangents[i]));
bw.Write(CompressVector(Bitangents[i]));
}
bw.Write(Padding.GetBytes(stream.Position, 4));
bw.Write(fourCC, 0, 4);
resourceList.Add(new Resource(ResourceType.BoneMap, ResourceSubType.BoneData, (int)(stream.Position - 120), BoneMap.Length));
if (BoneMap.Length == 0)
{
foreach (byte b in BoneMap)
bw.Write(b);
bw.Write(Padding.GetBytes(stream.Position, 4));
}
else
{
bw.Write(0);
}
bw.Write(Encoding.UTF8.GetBytes("fklb"), 0, 4);
int rawLength = (int)stream.Position;
stream.Seek(4, SeekOrigin.Begin);
bw.Write(rawLength - 116);
resources = resourceList.ToArray();
return stream.ToArray();
}
public Mesh(Stream stream, Resource[] resources, Section section, CompressionBounds boundingBox)
{
int StartOffset = (int)stream.Position;
BinaryReader br = new BinaryReader(stream);
stream.Position = 4;
Size = br.ReadInt32();
foreach (Resource r in resources)
{
stream.Position = StartOffset + 120 + r.RawDataOffset;
int Count=0;
switch (r.MainRawDataType)
{
case ResourceType.BoneMap:
BoneMap = br.ReadBytes(r.RawDataSize);
break;
case ResourceType.MeshInformation:
Groups = new Group[r.RawDataSize / 72];
for (int i = 0; i < Groups.Length; i++)
{
stream.Position = StartOffset + 120 + r.RawDataOffset + (i * 72);
Groups[i] = new Group(br.ReadBytes(Group.Size));
}
break;
case ResourceType.Vertex:
switch (r.SubRawDataType)
{
#region Vertices
case ResourceSubType.VertexData:
byte[] Bytes = br.ReadBytes(r.RawDataSize);
int Index = 0;
int Stride;
switch (section.VertexType)
{
case VertexType.Rigid: Stride = 0;//xyz
break;
case VertexType.RigidBoned: Stride = 2;//xyz
break;
case VertexType.Skinned: Stride = 6;//xyz
break;
default: throw new Exception();
}
if ((section.CompressionFlags & Compression.Position) != Compression.Position)
{
int VertexSize = 12 + Stride;
int VertexCount = Bytes.Length / VertexSize;
Index = 0;
_Vertices = new Vector3[VertexCount];
for (int i = 0; i < VertexCount; i++)
{
float x = BitConverter.ToSingle(Bytes, Index + 0);
float y = BitConverter.ToSingle(Bytes, Index + 4);
float z = BitConverter.ToSingle(Bytes, Index + 8);
_Vertices[i] = new Vector3(x, y, z);
Index += VertexSize;
}
}
else
{
int VertexSize = 6 + Stride;
int VertexCount = Bytes.Length / VertexSize;
Index = 0;
_Vertices = new Vector3[VertexCount];
for (int i = 0; i < VertexCount; i++)
{
_Vertices[i] = new Vector3(CompressionBounds.Decompress(BitConverter.ToInt16(Bytes, Index + 0), boundingBox.X),
CompressionBounds.Decompress(BitConverter.ToInt16(Bytes, Index + 2), boundingBox.Y),
CompressionBounds.Decompress(BitConverter.ToInt16(Bytes, Index + 4), boundingBox.Z));
Index += VertexSize;
}
}
break;
#endregion
#region Texcoords
case ResourceSubType.UVData:
Index = 0;
Bytes = br.ReadBytes(r.RawDataSize);
if ((section.CompressionFlags & Compression.Texcoord) == Compression.Texcoord)
{
int TexcoordSize = 4;
Count = Bytes.Length / TexcoordSize;
Texcoords = new Vector2[Count];
for (int i = 0; i < Count; i++)
{
Texcoords[i] = new Vector2(CompressionBounds.Decompress(BitConverter.ToInt16(Bytes, Index + 0),
boundingBox.U), CompressionBounds.Decompress(BitConverter.ToInt16(Bytes, Index + 2), boundingBox.V));
Index += TexcoordSize;
}
}
else
{
int TexcoordSize = 8;
Count = Bytes.Length / TexcoordSize;
Texcoords = new Vector2[Count];
for (int i = 0; i < Count; i++)
{
float u = BitConverter.ToSingle(Bytes, Index);
float v = BitConverter.ToSingle(Bytes, Index + 4);
Texcoords[i] = new Vector2(u, v);
Index += TexcoordSize;
}
}
break;
#endregion
#region Normals, Tangents, and Bitangents
case ResourceSubType.VectorData:
int[] Ints = new int[r.RawDataSize / 4];
for (int i = 0; i < Ints.Length; i++)
Ints[i] = br.ReadInt32();
Normals = new Vector3[Ints.Length / 3];
Tangents = new Vector3[Ints.Length / 3];
Bitangents = new Vector3[Ints.Length / 3];
int[] normInts = new int[Ints.Length / 3];
for (int i = 0; i < normInts.Length; i++)
{
normInts[i] = Ints[i * 3];
}
int normalsCount = 0;
int tangentsCount = 0;
int bitangentsCount = 0;
for (int i = 0; i < Ints.Length; i++)
{
int CompressedData = Ints[i];
int x10 = (CompressedData & 0x000007FF);
if ((x10 & 0x00000400) == 0x00000400) {
x10 = -((~x10) & 0x000007FF);
if (x10 == 0) x10 = -1;
}
int y11 = (CompressedData >> 11) & 0x000007FF;
if ((y11 & 0x00000400) == 0x00000400)
{
y11 = -((~y11) & 0x000007FF);
if (y11 == 0) y11 = -1;
}
int z11 = (CompressedData >> 22) & 0x000003FF;
if ((z11 & 0x00000200) == 0x00000200)
{
z11 = -((~z11) & 0x000003FF);
if (z11 == 0) z11 = -1;
}
float x, y, z;
x = (x10 / (float)0x000003ff);
y = (y11 / (float)0x000003FF);
z = (z11 / (float)0x000001FF);
int o = 0;
switch (i % 3)
{
case 0:
Normals[normalsCount] = new Vector3(x, y, z);
normalsCount++;
break;
case 1:
Tangents[tangentsCount] = new Vector3(x, y, z);
tangentsCount++;
break;
case 2:
Bitangents[bitangentsCount] = new Vector3(x, y, z);
bitangentsCount++;
break;
}
}
//Normals = GenerateNormals(Vertices, Indices);
break;
#endregion
}
break;
#region Triangle Strip Indices
case ResourceType.TriangleStrip:
Count = r.RawDataSize / 2;
Indices = new short[Count];
for (int x = 0; x < Count; x++)
{
Indices[x] = br.ReadInt16();
}
break;
#endregion
}
}
Vertices = new Vertex[_Vertices.Length];
for (int i = 0; i < Vertices.Length; i++)
{
Vertices[i] = new Vertex(){
Position = _Vertices[i].ToXnaVector3(),
Color = Microsoft.Xna.Framework.Graphics.Color.Gray,
Normal = Normals[i].ToXnaVector3(),
Tangent = Tangents[i].ToXnaVector3(),
Bitangent = Bitangents[i].ToXnaVector3(),
/*Texcoord = Texcoords[i] */
};
}
}
public Section(Tag tag, CompressionInfo boundingBox)
{
BinaryReader br = new BinaryReader(tag.TagStream);
int StartOffset = (int)tag.TagStream.Position;
buffer = br.ReadBytes(Size);
tag.TagStream.Position = StartOffset;
VertexType = (VertexType)br.ReadInt32();
VertexCount = br.ReadInt16();
TriangleCount = br.ReadInt16();
tag.TagStream.Position = StartOffset + 26;
CompressionFlags = (Compression)br.ReadInt32();
tag.TagStream.Position = StartOffset + 56;
RawOffset = br.ReadInt32();
RawSize = br.ReadInt32();
br.ReadInt32();
RawDataSize = br.ReadInt32();
tag.TagStream.Position = StartOffset + 72;
int Count = br.ReadInt32();
if (Count > 0)
{
int Offset = br.ReadInt32();
Resources = new Resource[Count];
for (int i = 0; i < Count; i++)
{
tag.TagStream.Position = Offset + (i * Resource.Size);
Resources[i] = new Resource(tag.TagStream);
}
}
if (Globals.IsExternalResource(RawOffset)) { return; }
tag.ResourceStream.Position = tag.ResourceInformation[RawOffset].Address;
mesh = new Mesh(tag.ResourceStream, Resources, this, boundingBox);
Microsoft.Xna.Framework.Vector3[] points = new Microsoft.Xna.Framework.Vector3[mesh.Vertices.Length];
for (int i = 0; i < points.Length; i++)
points[i] = mesh.Vertices[i].Position;
BoundingBox = Microsoft.Xna.Framework.BoundingBox.CreateFromPoints(points);
}
