protected override Task ExportFileImpl(Scene scene, string filePath)
{
if (scene.Meshes == null || scene.Meshes.Count != 1)
{
throw new ArgumentException("Can only deal with scenes containing a single mesh");
}
return(Task.Run(() =>
{
var mesh = scene.Meshes[0];
var plyFile = ConstructPlyFile(mesh, filePath);
var headerParser = new PlyHeaderReaderWriter();
headerParser.WriteFileStructure(plyFile);
using (var elementReadWriter = PlyReaderWriterFactory.GetReaderWriter(plyFile, OperationType.Export))
{
elementReadWriter.WriteElements(mesh);
}
File.SetCreationTime(filePath, DateTime.Now);
}));
}
public override Task <Scene> ImportFileImpl(string filePath)
{
return(Task.Run(() =>
{
var mesh = new Mesh();
var scene = new Scene();
scene.Meshes.Add(mesh);
var headerParser = new PlyHeaderReaderWriter();
PlyFile plyFile = headerParser.ReadFileStructure(filePath);
if (plyFile.Header.PlyFileFormat == PlyFileFormat.BinaryBigEndian)
{
throw new Exception($"{nameof(PlyFileFormat.BinaryBigEndian)} format is not currently supported");
}
using var elementReadWriter = PlyReaderWriterFactory.GetReaderWriter(plyFile, OperationType.Import);
BuildElements(elementReadWriter, plyFile);
BuildMeshStructure(mesh, plyFile);
return scene;
}));
}
