// -------------------------
// --------- UUID ----------
// -------------------------
public static string GenerateUUID()
{
MUuid mUuid = new MUuid();
mUuid.generate();
return(mUuid.asString());
}
public void Export(string outputDirectory, string outputFileName, string outputFormat, bool generateManifest, bool onlySelected, bool autoSaveMayaFile, bool exportHiddenObjects, bool copyTexturesToOutput)
{
RaiseMessage("Exportation started", Color.Blue);
var progression = 0.0f;
ReportProgressChanged(progression);
// Store export options
_onlySelected = onlySelected;
_exportHiddenObjects = exportHiddenObjects;
isBabylonExported = outputFormat == "babylon" || outputFormat == "binary babylon";
// Check directory exists
if (!Directory.Exists(outputDirectory))
{
RaiseError("Exportation stopped: Output folder does not exist");
ReportProgressChanged(100);
return;
}
var watch = new Stopwatch();
watch.Start();
var outputBabylonDirectory = outputDirectory;
var babylonScene = new BabylonScene(outputBabylonDirectory);
// Save scene
if (autoSaveMayaFile)
{
RaiseMessage("Saving Maya file");
// TODO
//MFileIO.save();
}
// Force output file extension to be babylon
outputFileName = Path.ChangeExtension(outputFileName, "babylon");
// Producer
babylonScene.producer = new BabylonProducer
{
name = "Maya",
version = "2018",
exporter_version = "1.0",
file = outputFileName
};
// Global
babylonScene.autoClear = true;
// TODO - Retreive colors from Maya
//babylonScene.clearColor = Loader.Core.GetBackGround(0, Tools.Forever).ToArray();
//babylonScene.ambientColor = Loader.Core.GetAmbient(0, Tools.Forever).ToArray();
// TODO - Add custom properties
_exportQuaternionsInsteadOfEulers = true;
// --------------------
// ------ Meshes ------
// --------------------
RaiseMessage("Exporting meshes");
// Get all meshes
var dagIterator = new MItDag(MItDag.TraversalType.kDepthFirst, MFn.Type.kMesh);
List <MObject> mObjects = new List <MObject>();
while (!dagIterator.isDone)
{
var mObject = dagIterator.currentItem();
mObjects.Add(mObject);
dagIterator.next();
}
// Export all meshes
var progressionStep = 100.0f / mObjects.Count;
foreach (MObject mObject in mObjects)
{
ExportMesh(mObject, babylonScene);
// Update progress bar
progression += progressionStep;
ReportProgressChanged(progression);
}
RaiseMessage(string.Format("Total meshes: {0}", babylonScene.MeshesList.Count), Color.Gray, 1);
dagIterator = new MItDag(MItDag.TraversalType.kDepthFirst, MFn.Type.kMesh);
// Switch from right to left handed coordinate system
MUuid mUuid = new MUuid();
mUuid.generate();
var rootNode = new BabylonMesh
{
name = "root",
id = mUuid.asString(),
scaling = new float[] { 1, 1, -1 }
};
foreach (var babylonMesh in babylonScene.MeshesList)
{
// Add root meshes as child to root node
if (babylonMesh.parentId == null)
{
babylonMesh.parentId = rootNode.id;
}
}
babylonScene.MeshesList.Add(rootNode);
// --------------------
// ----- Materials ----
// --------------------
// TODO - Materials
// Output
babylonScene.Prepare(false, false);
if (isBabylonExported)
{
Write(babylonScene, outputBabylonDirectory, outputFileName, outputFormat, generateManifest);
}
// TODO - Export glTF
watch.Stop();
RaiseMessage(string.Format("Exportation done in {0:0.00}s", watch.ElapsedMilliseconds / 1000.0), Color.Blue);
}