private static Vector3 readVector3(ExportOptions exportOptions, Int32 offset, Mesh.VertexStream vertexStream, Int32 index)
{
Vector3 vector3 = new Vector3();
switch (exportOptions.LeftAxis)
{
case Axes.X:
vector3.X = BitConverter.ToSingle(vertexStream.Data, (vertexStream.BytesPerVertex * index) + offset + 0);
break;
case Axes.Y:
vector3.Y = BitConverter.ToSingle(vertexStream.Data, (vertexStream.BytesPerVertex * index) + offset + 0);
break;
case Axes.Z:
vector3.Z = BitConverter.ToSingle(vertexStream.Data, (vertexStream.BytesPerVertex * index) + offset + 0);
break;
}
switch (exportOptions.UpAxis)
{
case Axes.X:
vector3.X = BitConverter.ToSingle(vertexStream.Data, (vertexStream.BytesPerVertex * index) + offset + 4);
break;
case Axes.Y:
vector3.Y = BitConverter.ToSingle(vertexStream.Data, (vertexStream.BytesPerVertex * index) + offset + 4);
break;
case Axes.Z:
vector3.Z = BitConverter.ToSingle(vertexStream.Data, (vertexStream.BytesPerVertex * index) + offset + 4);
break;
}
Axes forwardAxis = getForwardAxis(exportOptions.LeftAxis, exportOptions.UpAxis);
switch (forwardAxis)
{
case Axes.X:
vector3.X = BitConverter.ToSingle(vertexStream.Data, (vertexStream.BytesPerVertex * index) + offset + 8);
break;
case Axes.Y:
vector3.Y = BitConverter.ToSingle(vertexStream.Data, (vertexStream.BytesPerVertex * index) + offset + 8);
break;
case Axes.Z:
vector3.Z = BitConverter.ToSingle(vertexStream.Data, (vertexStream.BytesPerVertex * index) + offset + 8);
break;
}
return vector3;
}
public static Mesh LoadFromStream(Model model, Stream stream)
{
BinaryReader binaryReader = new BinaryReader(stream);
uint bytesPerVertex = 0;
uint vertexStreamCount = 0;
Mesh mesh = new Mesh(model);
mesh.MaterialIndex = binaryReader.ReadUInt32();
mesh.Unknown1 = binaryReader.ReadUInt32();
mesh.Unknown2 = binaryReader.ReadUInt32();
mesh.Unknown3 = binaryReader.ReadUInt32();
vertexStreamCount = binaryReader.ReadUInt32();
mesh.IndexSize = binaryReader.ReadUInt32();
mesh.IndexCount = binaryReader.ReadUInt32();
mesh.VertexCount = binaryReader.ReadUInt32();
mesh.VertexStreams = new VertexStream[(int)vertexStreamCount];
// read vertex streams
for (int j = 0; j < vertexStreamCount; ++j)
{
bytesPerVertex = binaryReader.ReadUInt32();
byte[] buffer = binaryReader.ReadBytes((int)mesh.VertexCount * (int)bytesPerVertex);
VertexStream vertexStream = new VertexStream((int)bytesPerVertex, buffer);
if (vertexStream != null)
{
mesh.VertexStreams[j] = vertexStream;
}
}
// read indices
mesh.IndexData = binaryReader.ReadBytes((int)mesh.IndexCount * (int)mesh.IndexSize);
uint materialDefinitionHash = model.Materials[(int)mesh.MaterialIndex].MaterialDefinitionHash;
MaterialDefinition materialDefinition = null;
MaterialDefinitionLibrary.Instance.MaterialDefinitions.TryGetValue(materialDefinitionHash, out materialDefinition);
string effectName = materialDefinition.DrawStyles[0].Effect;
return mesh;
}
public static Mesh LoadFromStream(Stream stream, ICollection<Dma.Material> materials)
{
BinaryReader binaryReader = new BinaryReader(stream);
Mesh mesh = new Mesh();
UInt32 bytesPerVertex = 0;
UInt32 vertexStreamCount = 0;
mesh.MaterialIndex = binaryReader.ReadUInt32();
mesh.Unknown1 = binaryReader.ReadUInt32();
mesh.Unknown2 = binaryReader.ReadUInt32();
mesh.Unknown3 = binaryReader.ReadUInt32();
vertexStreamCount = binaryReader.ReadUInt32();
mesh.IndexSize = binaryReader.ReadUInt32();
mesh.IndexCount = binaryReader.ReadUInt32();
mesh.VertexCount = binaryReader.ReadUInt32();
mesh.VertexStreams = new VertexStream[(Int32)vertexStreamCount];
// read vertex streams
for (Int32 j = 0; j < vertexStreamCount; ++j)
{
bytesPerVertex = binaryReader.ReadUInt32();
VertexStream vertexStream = VertexStream.LoadFromStream(binaryReader.BaseStream, (Int32)mesh.VertexCount, (Int32)bytesPerVertex);
if (vertexStream != null)
{
mesh.VertexStreams[j] = vertexStream;
}
}
// read indices
mesh.IndexData = binaryReader.ReadBytes((Int32)mesh.IndexCount * (Int32)mesh.IndexSize);
return mesh;
}
