public override void LoadFile()
{
// We can ensure based on content-type that files are models
if (FileInfo.Type != FileType.Model)
{
Console.WriteLine($"Attempted to load {FilePath} of content type {FileInfo.Type} as a model, returning...");
return;
}
FileHeader = MdlStructs.ModelFileHeader.Read(Reader);
VertexDeclarations = new MdlStructs.VertexDeclarationStruct[FileHeader.VertexDeclarationCount];
for (int i = 0; i < FileHeader.VertexDeclarationCount; i++)
{
VertexDeclarations[i] = MdlStructs.VertexDeclarationStruct.Read(Reader);
}
StringCount = Reader.ReadUInt16();
Reader.ReadUInt16();
uint stringSize = Reader.ReadUInt32();
Strings = Reader.ReadBytes((int)stringSize);
ModelHeader = Reader.ReadStructure <MdlStructs.ModelHeader>();
ElementIds = new MdlStructs.ElementIdStruct[ModelHeader.ElementIdCount];
Meshes = new MdlStructs.MeshStruct[ModelHeader.MeshCount];
BoneTables = new MdlStructs.BoneTableStruct[ModelHeader.BoneTableCount];
Shapes = new MdlStructs.ShapeStruct[ModelHeader.ShapeCount];
BoneBoundingBoxes = new MdlStructs.BoundingBoxStruct[ModelHeader.BoneCount];
for (int i = 0; i < ModelHeader.ElementIdCount; i++)
{
ElementIds[i] = MdlStructs.ElementIdStruct.Read(Reader);
}
Lods = Reader.ReadStructuresAsArray <MdlStructs.LodStruct>(3);
if (ModelHeader.ExtraLodEnabled)
{
ExtraLods = Reader.ReadStructuresAsArray <MdlStructs.ExtraLodStruct>(3);
}
for (int i = 0; i < ModelHeader.MeshCount; i++)
{
Meshes[i] = MdlStructs.MeshStruct.Read(Reader);
}
AttributeNameOffsets = Reader.ReadStructures <UInt32>(ModelHeader.AttributeCount).ToArray();
TerrainShadowMeshes = Reader.ReadStructuresAsArray <MdlStructs.TerrainShadowMeshStruct>(ModelHeader.TerrainShadowMeshCount);
Submeshes = Reader.ReadStructuresAsArray <MdlStructs.SubmeshStruct>(ModelHeader.SubmeshCount);
TerrainShadowSubmeshes = Reader.ReadStructuresAsArray <MdlStructs.TerrainShadowSubmeshStruct>(ModelHeader.TerrainShadowSubmeshCount);
MaterialNameOffsets = Reader.ReadStructures <UInt32>(ModelHeader.MaterialCount).ToArray();
BoneNameOffsets = Reader.ReadStructures <UInt32>(ModelHeader.BoneCount).ToArray();
for (int i = 0; i < ModelHeader.BoneTableCount; i++)
{
BoneTables[i] = MdlStructs.BoneTableStruct.Read(Reader);
}
for (int i = 0; i < ModelHeader.ShapeCount; i++)
{
Shapes[i] = MdlStructs.ShapeStruct.Read(Reader);
}
ShapeMeshes = Reader.ReadStructuresAsArray <MdlStructs.ShapeMeshStruct>(ModelHeader.ShapeMeshCount);
ShapeValues = Reader.ReadStructuresAsArray <MdlStructs.ShapeValueStruct>(ModelHeader.ShapeValueCount);
uint submeshBoneMapSize = Reader.ReadUInt32();
SubmeshBoneMap = Reader.ReadStructures <UInt16>((int)submeshBoneMapSize / 2).ToArray();
byte paddingAmount = Reader.ReadByte();
Reader.Seek(Reader.BaseStream.Position + paddingAmount);
// Dunno what this first one is for?
BoundingBoxes = MdlStructs.BoundingBoxStruct.Read(Reader);
ModelBoundingBoxes = MdlStructs.BoundingBoxStruct.Read(Reader);
WaterBoundingBoxes = MdlStructs.BoundingBoxStruct.Read(Reader);
VerticalFogBoundingBoxes = MdlStructs.BoundingBoxStruct.Read(Reader);
for (int i = 0; i < ModelHeader.BoneCount; i++)
{
BoneBoundingBoxes[i] = MdlStructs.BoundingBoxStruct.Read(Reader);
}
}
public MdlFile(byte[] data)
{
using var stream = new MemoryStream(data);
using var r = new BinaryReader(stream);
var header = LoadModelFileHeader(r);
LodCount = header.LodCount;
VertexBufferSize = header.VertexBufferSize;
IndexBufferSize = header.IndexBufferSize;
VertexOffset = header.VertexOffset;
IndexOffset = header.IndexOffset;
for (var i = 0; i < 3; ++i)
{
if (VertexOffset[i] > 0)
{
VertexOffset[i] -= header.RuntimeSize;
}
if (IndexOffset[i] > 0)
{
IndexOffset[i] -= header.RuntimeSize;
}
}
VertexDeclarations = new MdlStructs.VertexDeclarationStruct[header.VertexDeclarationCount];
for (var i = 0; i < header.VertexDeclarationCount; ++i)
{
VertexDeclarations[i] = MdlStructs.VertexDeclarationStruct.Read(r);
}
var(offsets, strings) = LoadStrings(r);
var modelHeader = LoadModelHeader(r);
ElementIds = new MdlStructs.ElementIdStruct[modelHeader.ElementIdCount];
for (var i = 0; i < modelHeader.ElementIdCount; i++)
{
ElementIds[i] = MdlStructs.ElementIdStruct.Read(r);
}
Lods = r.ReadStructuresAsArray <MdlStructs.LodStruct>(3);
ExtraLods = modelHeader.ExtraLodEnabled
? r.ReadStructuresAsArray <MdlStructs.ExtraLodStruct>(3)
: Array.Empty <MdlStructs.ExtraLodStruct>();
Meshes = new MdlStructs.MeshStruct[modelHeader.MeshCount];
for (var i = 0; i < modelHeader.MeshCount; i++)
{
Meshes[i] = MdlStructs.MeshStruct.Read(r);
}
Attributes = new string[modelHeader.AttributeCount];
for (var i = 0; i < modelHeader.AttributeCount; ++i)
{
var offset = r.ReadUInt32();
var stringIdx = offsets.AsSpan().IndexOf(offset);
Attributes[i] = stringIdx >= 0 ? strings[stringIdx] : string.Empty;
}
TerrainShadowMeshes = r.ReadStructuresAsArray <MdlStructs.TerrainShadowMeshStruct>(modelHeader.TerrainShadowMeshCount);
SubMeshes = r.ReadStructuresAsArray <MdlStructs.SubmeshStruct>(modelHeader.SubmeshCount);
TerrainShadowSubMeshes = r.ReadStructuresAsArray <MdlStructs.TerrainShadowSubmeshStruct>(modelHeader.TerrainShadowSubmeshCount);
Materials = new string[modelHeader.MaterialCount];
for (var i = 0; i < modelHeader.MaterialCount; ++i)
{
var offset = r.ReadUInt32();
var stringIdx = offsets.AsSpan().IndexOf(offset);
Materials[i] = stringIdx >= 0 ? strings[stringIdx] : string.Empty;
}
Bones = new string[modelHeader.BoneCount];
for (var i = 0; i < modelHeader.BoneCount; ++i)
{
var offset = r.ReadUInt32();
var stringIdx = offsets.AsSpan().IndexOf(offset);
Bones[i] = stringIdx >= 0 ? strings[stringIdx] : string.Empty;
}
BoneTables = new MdlStructs.BoneTableStruct[modelHeader.BoneTableCount];
for (var i = 0; i < modelHeader.BoneTableCount; i++)
{
BoneTables[i] = MdlStructs.BoneTableStruct.Read(r);
}
Shapes = new Shape[modelHeader.ShapeCount];
for (var i = 0; i < modelHeader.ShapeCount; i++)
{
Shapes[i] = new Shape(MdlStructs.ShapeStruct.Read(r), offsets, strings);
}
ShapeMeshes = r.ReadStructuresAsArray <MdlStructs.ShapeMeshStruct>(modelHeader.ShapeMeshCount);
ShapeValues = r.ReadStructuresAsArray <MdlStructs.ShapeValueStruct>(modelHeader.ShapeValueCount);
var submeshBoneMapSize = r.ReadUInt32();
SubMeshBoneMap = r.ReadStructures <ushort>(( int )submeshBoneMapSize / 2).ToArray();
var paddingAmount = r.ReadByte();
r.Seek(r.BaseStream.Position + paddingAmount);
// Dunno what this first one is for?
BoundingBoxes = MdlStructs.BoundingBoxStruct.Read(r);
ModelBoundingBoxes = MdlStructs.BoundingBoxStruct.Read(r);
WaterBoundingBoxes = MdlStructs.BoundingBoxStruct.Read(r);
VerticalFogBoundingBoxes = MdlStructs.BoundingBoxStruct.Read(r);
BoneBoundingBoxes = new MdlStructs.BoundingBoxStruct[modelHeader.BoneCount];
for (var i = 0; i < modelHeader.BoneCount; i++)
{
BoneBoundingBoxes[i] = MdlStructs.BoundingBoxStruct.Read(r);
}
RemainingData = r.ReadBytes(( int )(r.BaseStream.Length - r.BaseStream.Position));
}
