public static ReaderBase FindReaderForExtension(string extension)
{
if (((IList)FbxReader.GetExtensions()).Contains(extension))
{
return(new FbxReader());
}
if (((IList)GltfReader.GetExtensions()).Contains(extension))
{
return(new GltfReader());
}
if (((IList)ObjReader.GetExtensions()).Contains(extension))
{
return(new ObjReader());
}
if (((IList)StlReader.GetExtensions()).Contains(extension))
{
return(new StlReader());
}
if (((IList)PlyReader.GetExtensions()).Contains(extension))
{
return(new PlyReader());
}
if (((IList)ThreeMfReader.GetExtensions()).Contains(extension))
{
return(new ThreeMfReader());
}
return(null);
}
static void GltfExample()
{
//string pathI = @".\..\..\..\..\file_samples\gltf\Box.glb";
//string pathO = @".\..\..\..\..\file_samples\gltf\Box_out.fbx";
//string pathI = @".\..\..\..\..\file_samples\gltf\objects_ascii_2014-2015.glb";
//string pathO = @".\..\..\..\..\file_samples\gltf\objects_ascii_2014-2015_out.fbx";
//string pathI = @".\..\..\..\..\file_samples\gltf\2CylinderEngine.glb";
//string pathO = @".\..\..\..\..\file_samples\gltf\2CylinderEngine_out.fbx";
//string pathI = @".\..\..\..\..\file_samples\gltf\canoe.glb";
//string pathO = @".\..\..\..\..\file_samples\gltf\canoe_out.fbx";
string pathI = @".\..\..\..\..\file_samples\gltf\GearboxAssy.glb";
string pathO = @".\..\..\..\..\file_samples\gltf\GearboxAssy_out.fbx";
using (GltfReader reader = new GltfReader(pathI))
{
Scene scene = reader.Read();
FbxWriter.WriteAscii(pathO, scene);
}
}
public static GltfContainer ReadAsContainer(Stream s)
{
using (var r = new Reader(s))
{
var h = r.ReadHeader();
if (h.Magic != 0x46546C67) // glTF Header
{
throw new NotImplementedException(); // TODO: change types
}
if (h.Version != 2)
{
throw new NotImplementedException(); // TODO: change types
}
Types.Gltf gltf = null;
StoredBuffer buffer = null;
for (var i = 0; ; ++i)
{
var c = r.ReadChunk();
if (c == null)
{
break;
}
switch (c.ChunkType)
{
case 0x4E4F534A: // JSON
if (i != 0)
{
// JSON chunk must be the first chunk
throw new NotImplementedException("Json"); // TODO: change type
}
if (gltf != null)
{
// Duplicated
throw new NotImplementedException("Json"); // TODO: change type
}
using (var cs = new MemoryStream(c.ChunkData))
{
gltf = GltfReader.Read(cs);
}
break;
case 0x004E4942: // BIN
if (i != 1)
{
// Binary buffer chunk must be the second chunk
throw new NotImplementedException("BinaryBuffer"); // TODO: change type
}
if (buffer != null)
{
// Duplicated
throw new NotImplementedException("BinaryBuffer"); // TODO: change type
}
buffer = new StoredBuffer
{
Payload = new ArraySegment <byte>(c.ChunkData),
};
break;
default:
// Ignore
continue;
}
}
if (gltf == null)
{
throw new NotImplementedException("Json is empty"); // TODO: change type
}
return(new GltfContainer(gltf, buffer));
}
}
