public void CacheShadersFromPackage(string cahced_package_name)
    {
        //IL_002d: Unknown result type (might be due to invalid IL or missing references)
        //IL_0032: Expected O, but got Unknown
        //IL_00ac: Unknown result type (might be due to invalid IL or missing references)
        //IL_00b8: Unknown result type (might be due to invalid IL or missing references)
        //IL_00be: Unknown result type (might be due to invalid IL or missing references)
        PackageObject cachedPackage = GetCachedPackage(cahced_package_name);

        if (cachedPackage != null)
        {
            AssetBundle val = cachedPackage.obj as AssetBundle;
            if (val != null)
            {
                Shader[] array = val.LoadAllAssets <Shader>();
                ShaderVariantCollection val2 = new ShaderVariantCollection();
                int i = 0;
                for (int num = array.Length; i < num; i++)
                {
                    if (!array[i].get_isSupported())
                    {
                        Log.Error("no support shader : " + array[i].get_name());
                    }
                    string name = array[i].get_name();
                    shaderCaches.Add(name, array[i]);
                    if (name.StartsWith("EeL") || name.Contains("effect"))
                    {
                        ShaderVariant val3 = default(ShaderVariant);
                        val3.shader = array[i];
                        val2.Add(val3);
                    }
                }
                if (!val2.get_isWarmedUp())
                {
                    val2.WarmUp();
                }
            }
        }
    }