private void DefaultImport(AssetImportContext ctx)
{
// import as simple texture
var merged = _fileData.GetMergedLayers();
var textName = _fileData.GetTextureName(merged);
ctx.AddObjectToAsset(textName, merged);
ctx.SetMainObject(merged);
}
/// <summary> add layers as atlas </summary>
private Texture2D CreateAtlas(
MultiLayerImageFileData multiLayerImageFileData, out List <Sprite> sprites)
{
var textures = multiLayerImageFileData.GetLayers();
var atlasTexture = CrateAtlasTexture(textures, out var rects);
var fileName = multiLayerImageFileData.GetFileName();
sprites = new List <Sprite>();
for (var i = 0; i < rects.Length; i++)
{
var rect = rects[i];
var sprite = CreateAtlasSprite(atlasTexture, rect);
// sprites
sprite.name = multiLayerImageFileData.GetTextureName(textures[i]);
sprites.Add(sprite);
}
atlasTexture.name = fileName;
return(atlasTexture);
}