/// <summary>
/// Loads a model from .VMD (Voxalia Model Data) input.
/// </summary>
public Model3D LoadModel(byte[] data)
{
if (data.Length < 3 || data[0] != 'V' || data[1] != 'M' || data[2] != 'D')
{
throw new Exception("Model3D: Invalid header bits.");
}
byte[] dat_filt = new byte[data.Length - "VMD001".Length];
Array.ConstrainedCopy(data, "VMD001".Length, dat_filt, 0, dat_filt.Length);
dat_filt = FileHandler.UnGZip(dat_filt);
DataStream ds = new DataStream(dat_filt);
DataReader dr = new DataReader(ds);
Model3D mod = new Model3D();
mod.MatrixA = ReadMat(dr);
int meshCount = dr.ReadInt();
mod.Meshes = new List<Model3DMesh>(meshCount);
for (int m = 0; m < meshCount; m++)
{
Model3DMesh mesh = new Model3DMesh();
mod.Meshes.Add(mesh);
mesh.Name = dr.ReadFullString();
int vertexCount = dr.ReadInt();
mesh.Vertices = new List<Vector3>(vertexCount);
for (int v = 0; v < vertexCount; v++)
{
double f1 = dr.ReadFloat();
double f2 = dr.ReadFloat();
double f3 = dr.ReadFloat();
mesh.Vertices.Add(new Vector3(f1, f2, f3));
}
int indiceCount = dr.ReadInt() * 3;
mesh.Indices = new List<int>(indiceCount);
for (int i = 0; i < indiceCount; i++)
{
mesh.Indices.Add(dr.ReadInt());
}
int tcCount = dr.ReadInt();
mesh.TexCoords = new List<Vector2>(tcCount);
for (int t = 0; t < tcCount; t++)
{
double f1 = dr.ReadFloat();
double f2 = dr.ReadFloat();
mesh.TexCoords.Add(new Vector2(f1, f2));
}
int normCount = dr.ReadInt();
mesh.Normals = new List<Vector3>(normCount);
for (int n = 0; n < normCount; n++)
{
double f1 = dr.ReadFloat();
double f2 = dr.ReadFloat();
double f3 = dr.ReadFloat();
mesh.Normals.Add(new Vector3(f1, f2, f3));
}
int boneCount = dr.ReadInt();
mesh.Bones = new List<Model3DBone>(boneCount);
for (int b = 0; b < boneCount; b++)
{
Model3DBone bone = new Model3DBone();
mesh.Bones.Add(bone);
bone.Name = dr.ReadFullString();
int weights = dr.ReadInt();
bone.IDs = new List<int>(weights);
bone.Weights = new List<double>(weights);
for (int w = 0; w < weights; w++)
{
bone.IDs.Add(dr.ReadInt());
bone.Weights.Add(dr.ReadFloat());
}
bone.MatrixA = ReadMat(dr);
}
}
mod.RootNode = ReadSingleNode(null, dr);
return mod;
}
