internal static OESChunk Deserialize(OESFile file, BinaryReader br)
{
var tc = Encoding.ASCII.GetString(br.ReadBytes(4)).TrimEnd(' ');
var id = br.ReadUInt32();
var dlen = br.ReadUInt32();
var cdlen = br.ReadUInt32();
var numChildren = br.ReadUInt32();
var epos = br.BaseStream.Position + dlen;
OESChunk instance;
switch (tc)
{
case "root": instance = new OESRoot(tc, id); break;
case "mat": instance = new OESMaterial(tc, id); break;
case "fx": instance = new OESEffect(tc, id); break;
case "tex": instance = new OESTexture(tc, id); break;
case "zone": instance = new OESZone(tc, id); break;
case "regn": instance = new OESRegion(tc, id); break;
case "char": instance = new OESCharacter(tc, id); break;
case "obj": instance = new OESObject(tc, id); break;
case "inst": instance = new OESInstance(tc, id); break;
case "lit": instance = new OESLight(tc, id); break;
case "skin": instance = new OESSkin(tc, id); break;
case "mesh": instance = new OESStaticMesh(tc, id); break;
case "aset": instance = new OESAnimationSet(tc, id); break;
case "amsh": instance = new OESAnimatedMesh(tc, id); break;
case "abuf": instance = new OESAnimationBuffer(tc, id); break;
default: instance = new OESChunk(tc, id); break;
}
file.Add(instance);
instance.OESFile = file;
instance.DeserializeData(br);
Debug.Assert(br.BaseStream.Position <= epos);
br.BaseStream.Position = epos;
for (var i = 0; i < numChildren; ++i)
{
instance.Add(Deserialize(file, br));
}
Debug.Assert(br.BaseStream.Position == epos + cdlen);
return(instance);
}
static List <Material> FromSkin(OESSkin skin, ZipArchive zip) =>
skin.Find <OESMaterial>().Select(mat => {
if (mat.Find <OESEffect>().Any(x => x.Name == "fire"))
{
return(null); // TODO: Unhack
}
return(new Material(
(mat.Transparent ? MaterialFlag.Translucent : MaterialFlag.Normal) |
(mat.AlphaMask ? MaterialFlag.Masked : MaterialFlag.Normal),
mat.Find <OESEffect>().FirstOrDefault(x => x.Name == "animated")?.Get <uint>("speed") ?? 0,
mat.Find <OESTexture>().Select(x => {
using (var tzs = zip.GetEntry(x.Filename).Open())
return Png.Decode(tzs);
}).ToArray()
));
}).ToList();
static List <Material> FromSkin(OESSkin skin, ZipArchive zip) =>
skin.Find <OESMaterial>().Select(mat => {
var effect = mat.Find <OESEffect>().FirstOrDefault();
effect = effect ?? new OESEffect("default");
var textures = mat.Find <OESTexture>().Select(x => {
using (var tzs = zip.GetEntry(x.Filename)?.Open())
return(Png.Decode(Path.GetFileName(x.Filename), tzs));
}).ToArray();
switch (effect.Name)
{
case "default":
case "animated":
var aniSpeed = effect.Name == "animated" ? (uint)effect["speed"] / 1000f : 0;
if (mat.Transparent)
{
return(mat.AlphaMask
? (Material) new ForwardDiffuseMaskedMaterial(textures, aniSpeed)
: new ForwardDiffuseMaterial(textures, aniSpeed));
}
else
{
return(mat.AlphaMask
? (Material) new DeferredDiffuseMaskedMaterial(textures, aniSpeed)
: new DeferredDiffuseMaterial(textures, aniSpeed));
}
case "diffuse+normal":
return(new DeferredDiffuseNormalMaterial(textures));
case "fire":
return(new FireMaterial());
default:
throw new NotImplementedException($"Unknown OESEffect name: {effect.Name}");
}
}).ToList();