public static FLVER2 Read(byte[] bytes, FlverCache cache)
{
BinaryReaderEx br = new BinaryReaderEx(false, bytes);
FLVER2 file = new FLVER2();
file.Cache = cache;
br = SFUtil.GetDecompressedBR(br, out file.Compression);
file.Read(br);
return(file);
}
/// <summary>
/// Loads a file from the specified path, automatically decompressing it if necessary.
/// </summary>
public static FLVER2 Read(string path, FlverCache cache)
{
using (FileStream stream = File.OpenRead(path))
{
BinaryReaderEx br = new BinaryReaderEx(false, stream);
FLVER2 file = new FLVER2();
file.Cache = cache;
br = SFUtil.GetDecompressedBR(br, out file.Compression);
file.Read(br);
return(file);
}
}
internal FaceSet(BinaryReaderEx br, FLVERHeader header, FlverCache cache, int headerIndexSize, int dataOffset)
{
Flags = (FSFlags)br.ReadUInt32();
TriangleStrip = br.ReadBoolean();
CullBackfaces = br.ReadBoolean();
Unk06 = br.ReadByte();
Unk07 = br.ReadByte();
int indexCount = br.ReadInt32();
int indicesOffset = br.ReadInt32();
int indexSize = 0;
if (header.Version > 0x20005)
{
br.ReadInt32(); // Indices length
br.AssertInt32(0);
indexSize = br.AssertInt32(0, 16, 32);
br.AssertInt32(0);
}
if (indexSize == 0)
{
indexSize = headerIndexSize;
}
if (indexSize == 16)
{
//Indices = new int[indexCount];
IndicesCount = indexCount;
Indices = cache.GetCachedIndices(indexCount);
int i = 0;
foreach (ushort index in br.GetUInt16s(dataOffset + indicesOffset, indexCount))
{
Indices[i] = index;
i++;
}
}
else if (indexSize == 32)
{
IndicesCount = indexCount;
Indices = br.GetInt32s(dataOffset + indicesOffset, indexCount);
}
else
{
throw new NotImplementedException($"Unsupported index size: {indexSize}");
}
}
/// <summary>
/// Reads FLVER data from a BinaryReaderEx.
/// </summary>
protected override void Read(BinaryReaderEx br)
{
if (Cache == null)
{
Cache = new FlverCache();
}
br.BigEndian = false;
Header = new FLVERHeader();
br.AssertASCII("FLVER\0");
Header.BigEndian = br.AssertASCII("L\0", "B\0") == "B\0";
br.BigEndian = Header.BigEndian;
// Gundam Unicorn: 0x20005, 0x2000E
// DS1: 2000C, 2000D
// DS2 NT: 2000F, 20010
// DS2: 20010, 20009 (armor 9320)
// SFS: 20010
// BB: 20013, 20014
// DS3: 20013, 20014
// SDT: 2001A, 20016 (test chr)
Header.Version = br.AssertInt32(0x20005, 0x20009, 0x2000C, 0x2000D, 0x2000E, 0x2000F, 0x20010, 0x20013, 0x20014, 0x20016, 0x2001A);
int dataOffset = br.ReadInt32();
br.ReadInt32(); // Data length
int dummyCount = br.ReadInt32();
int materialCount = br.ReadInt32();
int boneCount = br.ReadInt32();
int meshCount = br.ReadInt32();
int vertexBufferCount = br.ReadInt32();
Header.BoundingBoxMin = br.ReadVector3();
Header.BoundingBoxMax = br.ReadVector3();
br.ReadInt32(); // Face count not including motion blur meshes or degenerate faces
br.ReadInt32(); // Total face count
int vertexIndicesSize = br.AssertByte(0, 16, 32);
Header.Unicode = br.ReadBoolean();
Header.Unk4A = br.ReadBoolean();
br.AssertByte(0);
Header.Unk4C = br.ReadInt32();
int faceSetCount = br.ReadInt32();
int bufferLayoutCount = br.ReadInt32();
int textureCount = br.ReadInt32();
Header.Unk5C = br.ReadByte();
Header.Unk5D = br.ReadByte();
br.AssertByte(0);
br.AssertByte(0);
br.AssertInt32(0);
br.AssertInt32(0);
Header.Unk68 = br.AssertInt32(0, 1, 2, 3, 4);
br.AssertInt32(0);
br.AssertInt32(0);
br.AssertInt32(0);
br.AssertInt32(0);
br.AssertInt32(0);
Dummies = new List <FLVER.Dummy>(dummyCount);
for (int i = 0; i < dummyCount; i++)
{
Dummies.Add(new FLVER.Dummy(br, Header.Version));
}
Materials = new List <Material>(materialCount);
var gxListIndices = new Dictionary <int, int>();
GXLists = new List <GXList>();
for (int i = 0; i < materialCount; i++)
{
Materials.Add(new Material(br, Header, GXLists, gxListIndices));
}
Bones = new List <FLVER.Bone>(boneCount);
for (int i = 0; i < boneCount; i++)
{
Bones.Add(new FLVER.Bone(br, Header.Unicode));
}
Meshes = new List <Mesh>(meshCount);
for (int i = 0; i < meshCount; i++)
{
Meshes.Add(new Mesh(br, Header));
}
var faceSets = new List <FaceSet>(faceSetCount);
for (int i = 0; i < faceSetCount; i++)
{
faceSets.Add(new FaceSet(br, Header, Cache, vertexIndicesSize, dataOffset));
}
var vertexBuffers = new List <VertexBuffer>(vertexBufferCount);
for (int i = 0; i < vertexBufferCount; i++)
{
vertexBuffers.Add(new VertexBuffer(br));
}
BufferLayouts = new List <BufferLayout>(bufferLayoutCount);
for (int i = 0; i < bufferLayoutCount; i++)
{
BufferLayouts.Add(new BufferLayout(br));
}
var textures = new List <Texture>(textureCount);
for (int i = 0; i < textureCount; i++)
{
textures.Add(new Texture(br, Header));
}
if (Header.Version >= 0x2001A)
{
SekiroUnk = new SekiroUnkStruct(br);
}
Dictionary <int, Texture> textureDict = SFUtil.Dictionize(textures);
foreach (Material material in Materials)
{
material.TakeTextures(textureDict);
}
if (textureDict.Count != 0)
{
throw new NotSupportedException("Orphaned textures found.");
}
Dictionary <int, FaceSet> faceSetDict = SFUtil.Dictionize(faceSets);
Dictionary <int, VertexBuffer> vertexBufferDict = SFUtil.Dictionize(vertexBuffers);
foreach (Mesh mesh in Meshes)
{
mesh.TakeFaceSets(faceSetDict);
mesh.TakeVertexBuffers(vertexBufferDict, BufferLayouts);
mesh.ReadVertices(br, dataOffset, BufferLayouts, Header, Cache);
}
if (faceSetDict.Count != 0)
{
throw new NotSupportedException("Orphaned face sets found.");
}
if (vertexBufferDict.Count != 0)
{
throw new NotSupportedException("Orphaned vertex buffers found.");
}
}
internal void ReadVertices(BinaryReaderEx br, int dataOffset, List <BufferLayout> layouts, FLVERHeader header, FlverCache cache)
{
var layoutMembers = layouts.SelectMany(l => l);
int uvCap = layoutMembers.Where(m => m.Semantic == FLVER.LayoutSemantic.UV).Count();
int tanCap = layoutMembers.Where(m => m.Semantic == FLVER.LayoutSemantic.Tangent).Count();
int colorCap = layoutMembers.Where(m => m.Semantic == FLVER.LayoutSemantic.VertexColor).Count();
VertexCount = VertexBuffers[0].VertexCount;
Vertices = cache.GetCachedVertexArray(VertexCount);
if (Vertices == null)
{
Vertices = new FLVER.Vertex[VertexCount];
for (int i = 0; i < VertexCount; i++)
{
Vertices[i] = new FLVER.Vertex(uvCap, tanCap, colorCap);
}
cache.CacheVertexArray(Vertices);
}
else
{
for (int i = 0; i < Vertices.Length; i++)
{
Vertices[i].UVCount = 0;
Vertices[i].TangentCount = 0;
}
}
foreach (VertexBuffer buffer in VertexBuffers)
{
buffer.ReadBuffer(br, layouts, Vertices, VertexCount, dataOffset, header);
}
}
