public static byte[] CreateBundleFromLevel(AssetsManager am, AssetsFileInstance inst)
{
AssetsFile file = inst.file;
AssetsFileTable table = inst.table;
string folderName = Path.GetDirectoryName(inst.path);
ulong pathId = 2;
List <AssetsReplacer> assets = new List <AssetsReplacer>();
Dictionary <AssetID, ulong> assetMap = new Dictionary <AssetID, ulong>();
//get all sprites
int i = 0;
List <AssetFileInfoEx> infos = table.GetAssetsOfType(0xD4);
List <ulong> spriteIds = new List <ulong>();
foreach (AssetFileInfoEx info in infos)
{
//honestly this is a really trash way to do this
//we have a better scene exporter but it would
//take some work to fix it up and block certain assets
EditorUtility.DisplayProgressBar("HKEdit", "Creating scene bundle", i / (float)infos.Count);
AssetTypeValueField baseField = GetBaseField(am, file, info);
AssetTypeValueField m_Sprite = baseField.Get("m_Sprite");
AssetFileInfoEx spriteInfo = am.GetExtAsset(inst, m_Sprite, true).info;
AssetsFileInstance spriteInst;
if (m_Sprite.Get("m_FileID").GetValue().AsInt() == 0)
{
spriteInst = inst;
}
else
{
spriteInst = inst.dependencies[m_Sprite.Get("m_FileID").GetValue().AsInt() - 1];
}
int spriteFileId = m_Sprite.Get("m_FileID").GetValue().AsInt();
long spritePathId = m_Sprite.Get("m_PathID").GetValue().AsInt64();
if (assetMap.ContainsKey(new AssetID(Path.GetFileName(spriteInst.path), spritePathId)) || (spriteFileId == 0 && spritePathId == 0))
{
i++;
continue;
}
AssetTypeValueField spriteBaseField = GetBaseField(am, spriteInst.file, spriteInfo);
AssetTypeValueField m_RD = spriteBaseField.Get("m_RD");
AssetTypeValueField texture = m_RD.Get("texture");
AssetTypeValueField alphaTexture = m_RD.Get("alphaTexture");
AssetsFileInstance textureInst, alphaTextureInst;
if (texture.Get("m_FileID").GetValue().AsInt() == 0)
{
textureInst = spriteInst;
}
else
{
textureInst = spriteInst.dependencies[texture.Get("m_FileID").GetValue().AsInt() - 1];
}
if (alphaTexture.Get("m_FileID").GetValue().AsInt() == 0)
{
alphaTextureInst = spriteInst;
}
else
{
alphaTextureInst = spriteInst.dependencies[alphaTexture.Get("m_FileID").GetValue().AsInt() - 1];
}
AssetTypeInstance textureAti = am.GetExtAsset(spriteInst, texture, false).instance;
AssetTypeInstance alphaTextureAti = am.GetExtAsset(spriteInst, alphaTexture, false).instance;
ulong textureId = 0, alphaTextureId = 0;
if (textureAti != null)
{
AssetID id = new AssetID(Path.GetFileName(textureInst.path), texture.Get("m_PathID").GetValue().AsInt64());
if (!assetMap.ContainsKey(id))
{
textureId = pathId;
assetMap.Add(id, pathId);
assets.Add(TextureConverter.ConvertTexture(textureAti.GetBaseField(), pathId++, folderName));
}
else
{
textureId = assetMap[id];
}
}
if (alphaTextureAti != null)
{
AssetID id = new AssetID(Path.GetFileName(alphaTextureInst.path), alphaTexture.Get("m_PathID").GetValue().AsInt64());
if (!assetMap.ContainsKey(id))
{
alphaTextureId = pathId;
assetMap.Add(id, pathId);
assets.Add(TextureConverter.ConvertTexture(alphaTextureAti.GetBaseField(), pathId++, folderName));
}
else
{
alphaTextureId = assetMap[id];
}
}
AssetTypeValueField m_Materials = baseField.Get("m_Materials").Get("Array");
if (m_Materials.GetValue().AsArray().size > 0)
{
AssetTypeValueField material = baseField.Get("m_Materials").Get("Array")[0];
AssetsFileInstance materialInst;
int materialFileId = material.Get("m_FileID").GetValue().AsInt();
if (materialFileId == 0)
{
materialInst = inst;
}
else
{
materialInst = inst.dependencies[materialFileId - 1];
}
AssetID materialId = new AssetID(Path.GetFileName(materialInst.path), material.Get("m_PathID").GetValue().AsInt64());
if (!assetMap.ContainsKey(materialId))
{
AssetTypeValueField materialBaseField = am.GetExtAsset(inst, material).instance.GetBaseField();
AssetTypeValueField shader = materialBaseField.Get("m_Shader");
ulong shaderPathId = RecurseShaderDependencies(am, materialInst, pathId, shader, assets, assetMap, out pathId);
assetMap.Add(materialId, pathId);
assets.Add(MaterialConverter.ConvertMaterial(materialBaseField, pathId++, shaderPathId));
}
}
assetMap.Add(new AssetID(Path.GetFileName(spriteInst.path), spritePathId), pathId);
spriteIds.Add(pathId);
assets.Add(SpriteConverter.ConvertSprite(spriteBaseField, pathId++, textureId, alphaTextureId));
i++;
}
assetMap.Add(new AssetID(0), pathId);
assets.Add(HeaderInformation.CreateHeaderInformation(assetMap, pathId++));
assets.Insert(0, BundleMeta.CreateBundleInformation(assetMap, spriteIds, 1));
//assets.Add(BundleMeta.CreateBundleInformation(assetMap, 1));
//todo: pull from original assets file, cldb is not always update to date
List <Type_0D> types = new List <Type_0D>
{
FixTypeTree(C2T5.Cldb2TypeTree(am.classFile, 0x8E)), //AssetBundle
FixTypeTree(C2T5.Cldb2TypeTree(am.classFile, 0x1C)), //Texture2D
FixTypeTree(C2T5.Cldb2TypeTree(am.classFile, 0x31)), //TextAsset
FixTypeTree(C2T5.Cldb2TypeTree(am.classFile, 0xD4)), //SpriteRenderer
FixTypeTree(C2T5.Cldb2TypeTree(am.classFile, 0xD5)), //Sprite
//FixTypeTree(C2T5.Cldb2TypeTree(am.classFile, 0x31)), //TextAsset
FixTypeTree(C2T5.Cldb2TypeTree(am.classFile, 0x15)), //Material
FixTypeTree(C2T5.Cldb2TypeTree(am.classFile, 0x30)) //Shader
};
const string ver = "2017.4.10f1";
//const string ver = "2018.2.1f1";
byte[] blankData = BundleCreator.CreateBlankAssets(ver, types);
AssetsFile blankFile = new AssetsFile(new AssetsFileReader(new MemoryStream(blankData)));
byte[] data = null;
using (MemoryStream ms = new MemoryStream())
using (AssetsFileWriter writer = new AssetsFileWriter(ms))
{
blankFile.WriteFix(writer, 0, assets.ToArray(), 0);
data = ms.ToArray();
}
EditorUtility.DisplayProgressBar("HKEdit", "Creating bundle", 1);
using (MemoryStream ms = new MemoryStream())
using (AssetsFileWriter writer = new AssetsFileWriter(ms))
{
BundleCreator.CreateBlankBundle(ver, data.Length).Write(writer, data);
return(ms.ToArray());
}
}