private static Texture2D PersistLookupTexture(string assetName, Texture2D tex)
{
if (!System.IO.Directory.Exists(kDirectoryName))
{
System.IO.Directory.CreateDirectory(kDirectoryName);
}
string assetPath = System.IO.Path.Combine(kDirectoryName, AssetHelper.CleanFileName(assetName) + "." + kExtensionName);
bool newAsset = !System.IO.File.Exists(assetPath);
System.IO.File.WriteAllBytes(assetPath, tex.EncodeToPNG());
AssetDatabase.ImportAsset(assetPath, ImportAssetOptions.ForceUpdate);
TextureImporter texSettings = AssetImporter.GetAtPath(assetPath) as TextureImporter;
if (!texSettings)
{
// workaround for bug when importing first generated texture in the project
AssetDatabase.Refresh();
AssetDatabase.ImportAsset(assetPath, ImportAssetOptions.ForceUpdate);
texSettings = AssetImporter.GetAtPath(assetPath) as TextureImporter;
}
texSettings.textureFormat = TextureImporterFormat.AutomaticTruecolor;
texSettings.wrapMode = TextureWrapMode.Clamp;
texSettings.mipmapEnabled = false; // !
texSettings.linearTexture = true; // !
if (newAsset)
{
AssetDatabase.ImportAsset(assetPath, ImportAssetOptions.ForceUpdate);
}
AssetDatabase.Refresh();
Texture2D newTex = AssetDatabase.LoadAssetAtPath(assetPath, typeof(Texture2D)) as Texture2D;
return(newTex);
}
