public void SetAssetBundleName()
{
// 脑子不好，直接粗糙算法，直接按照顺序加下去
//int length = _assets_map.Count;
float leftSize = EAssetBundleConst.ASSETBUILD_MAX_SIZE;
string directory = EPathHelper.AbsoluteToRelativePathRemoveAssets(_directory);
int nameIndex = 1;
foreach (var info in _assetsMap)
{
string assetPath = info.Key;
float fileSize = EMemorySizeHelper.CalculateTextureSizeBytes(assetPath);
if (fileSize >= EAssetBundleConst.ASSETBUILD_MAX_SIZE)
{
SetAbName(info.Key, directory, nameIndex);
nameIndex++;
}
else
{
if (leftSize >= fileSize)
{
SetAbName(assetPath, directory, nameIndex);
leftSize = leftSize - fileSize;
}
else
{
nameIndex++;
leftSize = EAssetBundleConst.ASSETBUILD_MAX_SIZE - fileSize;
SetAbName(assetPath, directory, nameIndex);
}
}
}
}
public static TextureFormatInfo Create(string assetPath)
{
TextureFormatInfo info = GetInfo(assetPath);
TextureImporter importer = AssetImporter.GetAtPath(assetPath) as TextureImporter;
Debug.Assert(!(importer == null), "错误的地址:" + assetPath);
if (importer == null)
{
return(null);
}
// 1.初始化纹理格式化信息
info.Path = importer.assetPath;
info.ImportType = importer.textureType;
info.ImportShape = importer.textureShape;
info.ReadWriteEnable = importer.isReadable;
info.MipmapEnable = importer.mipmapEnabled;
info.IsSpriteTag = !string.IsNullOrEmpty(importer.spritePackingTag);
info.AndroidFormat = GetPlatformTextureSettings(importer, AssetFormatConst.PLATFORM_ANDROID);
info.IosFormat = GetPlatformTextureSettings(importer, AssetFormatConst.PLATFORM_IOS);
// 计算纹理的大小内存占用
Texture texture = AssetDatabase.LoadAssetAtPath <Texture>(assetPath);
info.Width = texture.width;
info.Height = texture.height;
info.AndroidSize = EMemorySizeHelper.CalculateTextureSizeBytes(texture, info.AndroidFormat);
info.IosSize = EMemorySizeHelper.CalculateTextureSizeBytes(texture, info.IosFormat);
info.MemSize = (int)(Mathf.Max(info.AndroidSize, info.IosSize));
info.FileSize = EPathHelper.GetFileSize(assetPath);
if (Selection.activeObject != texture)
{
Resources.UnloadAsset(texture);
}
if (++LoadCount % 256 == 0)
{
Resources.UnloadUnusedAssets();
}
return(info);
}
