public void Output(Stream fsOut)
{
var zipArchive = new ZipFile();
CoalesceObjectMeshes();
var assets = new Dictionary <string, byte[]>();
var repl = new Dictionary <string, Tuple <string, byte[]> >();
foreach (var obj in ZoneObjects)
{
foreach (var mesh in obj.Meshes)
{
var material = mesh.Material;
for (var i = 0; i < material.filenames.Count; i++)
{
var ofn = material.filenames[i];
if (!assets.ContainsKey(ofn))
{
assets.Add(material.filenames[i], material.Textures[i]);
}
}
}
}
foreach (var tu in assets.AsParallel().Select(kv => {
var xenkofn = kv.Key.Substring(0, kv.Key.Length - 4) + ImageFileType.Xenko.ToFileExtension();
var tdata = TextureLoader.Convert(kv.Value);
if (tdata == null)
{
return(null);
}
return(new Tuple <string, string, byte[]>(kv.Key, xenkofn, tdata));
}))
{
if (tu != null)
{
repl[tu.Item1] = new Tuple <string, byte[]>(tu.Item2, tu.Item3);
}
}
foreach (var asset in assets)
{
if (repl.ContainsKey(asset.Key))
{
zipArchive.AddEntry(repl[asset.Key].Item1, repl[asset.Key].Item2);
}
else
{
zipArchive.AddEntry(asset.Key, asset.Value);
}
}
foreach (var obj in ZoneObjects)
{
var optimizedMeshes = new List <Mesh>();
foreach (var mesh in obj.Meshes)
{
optimizedMeshes.AddRange(mesh.Optimize());
}
obj.Meshes = optimizedMeshes;
}
using (var ms = new MemoryStream()) {
using (var bw = new BinaryWriter(ms)) {
var materials = new Dictionary <string, Tuple <int, int, Mesh> >();
foreach (var obj in ZoneObjects)
{
foreach (var mesh in obj.Meshes)
{
var key = $"{mesh.Material.Flags}{string.Join(",", mesh.Material.filenames)}";
if (!materials.ContainsKey(key))
{
materials.Add(key, new Tuple <int, int, Mesh>(materials.Keys.Count, mesh.Material.Flags, mesh));
}
}
}
bw.Write(materials.Keys.Count);
var orderedList = materials.Values.OrderBy(z => z.Item1).ToList();
foreach (var m in orderedList)
{
bw.Write(m.Item2);
bw.Write(m.Item3.Material.filenames.Count);
foreach (var fileName in m.Item3.Material.filenames)
{
bw.Write(repl.ContainsKey(fileName) ? repl[fileName].Item1 : fileName);
}
}
bw.Write(ZoneObjects.Count);
var objRefs = new Dictionary <ZoneObject, int>();
for (var i = 0; i < ZoneObjects.Count; i++)
{
objRefs.Add(ZoneObjects[i], i);
bw.Write(ZoneObjects[i].Meshes.Count);
foreach (var mesh in ZoneObjects[i].Meshes)
{
var matid =
materials[$"{mesh.Material.Flags}{string.Join(",", mesh.Material.filenames)}"];
bw.Write(matid.Item1);
bw.Write(mesh.VertexBuffer.Count);
bw.WriteFloatArray(mesh.VertexBuffer.Data.ToArray());
bw.Write(mesh.Polygons.Count);
foreach (var poly in mesh.Polygons)
{
bw.WriteIntArray(poly.Item2.to_array());
}
foreach (var poly in mesh.Polygons)
{
bw.Write(poly.Item1 ? 1 : 0);
}
}
}
bw.Write(PlaceableObjects.Count);
foreach (var placeable in PlaceableObjects)
{
bw.Write(objRefs[placeable.ObjectInst]);
bw.WriteFloatArray(placeable.Position);
bw.WriteFloatArray(placeable.Rotation);
bw.WriteFloatArray(placeable.Scale);
}
}
ms.Flush();
zipArchive.AddEntry("zone.oez", ms.GetBuffer());
}
zipArchive.Save(fsOut);
}