public override Guid GetExportHash(UnityEngine.Texture2D texture)
{
var bytes = new List <byte>();
// Add tiny texture settings bytes
var settings = Texture2DAsset.GetSettings(texture);
var settingsJson = UnityEditor.EditorJsonUtility.ToJson(settings);
bytes.AddRange(Encoding.ASCII.GetBytes(settingsJson));
// Add texture importer settings bytes
var assetPath = UnityEditor.AssetDatabase.GetAssetPath(texture);
if (!string.IsNullOrEmpty(assetPath))
{
var importer = UnityEditor.AssetImporter.GetAtPath(assetPath) as UnityEditor.TextureImporter;
if (importer != null)
{
var importerJson = UnityEditor.EditorJsonUtility.ToJson(importer);
bytes.AddRange(Encoding.ASCII.GetBytes(importerJson));
}
}
// Add image content hash bytes
var contentHash = texture.imageContentsHash.ToString();
bytes.AddRange(Encoding.ASCII.GetBytes(contentHash));
// New guid from bytes
return(GuidUtility.NewGuid(bytes.ToArray()));
}
public override IEnumerable <FileInfo> Export(FileInfo outputFile, UnityEngine.Texture2D texture)
{
var settings = Texture2DAsset.GetSettings(texture);
var formatType = Texture2DAsset.RealFormatType(texture, settings);
switch (formatType)
{
case TextureFormatType.Source:
return(AssetExporter.ExportSource(outputFile, texture));
case TextureFormatType.PNG:
return(ExportPng(outputFile, texture));
case TextureFormatType.JPG:
//return ExportJpg(outputFile, Object, settings.JpgCompressionQuality);
return(ExportJpgOptimized(outputFile, texture, settings.JpgCompressionQuality));
case TextureFormatType.WebP:
return(ExportWebP(outputFile, texture, settings.WebPCompressionQuality));
default:
throw new InvalidEnumArgumentException(nameof(formatType), (int)formatType, formatType.GetType());
}
}
