private void AddFiles(AtlasRaw atlas, PackQuality quality, string[] files, bool replaceSpriteByName = true)
{
var textures = new List <IPackSprite>(PackAtlasSprite.ListSprites(atlas));
Action <IPackSprite> addTexture = (texture) =>
{
if (replaceSpriteByName)
{
for (int i = textures.Count - 1; i >= 0; i--)
{
if (textures[i].name.Equals(texture.name))
{
textures.RemoveAt(i);
}
}
}
textures.Add(texture);
};
foreach (var file in files)
{
if (File.Exists(file))
{
var texture = new PackAssetSprite(file);
texture.name = Path.GetFileNameWithoutExtension(file);
texture.quality = quality;
addTexture(texture);
}
else if (Directory.Exists(file))
{
var images = new List <string>();
images.AddRange(Directory.GetFiles(file, "*.png", SearchOption.AllDirectories));
images.AddRange(Directory.GetFiles(file, "*.jpg", SearchOption.AllDirectories));
foreach (var image in images)
{
var assetPath = image.Replace(file + "\\", "").Replace("\\", "/");
var assetDir = Path.GetDirectoryName(assetPath);
var assetName = Path.GetFileNameWithoutExtension(assetPath);
var assetLabel = string.IsNullOrEmpty(assetDir) ? assetName : assetDir + "/" + assetName;
var texture = new PackAssetSprite(image)
{
name = assetLabel,
quality = quality
};
addTexture(texture);
}
}
}
AtlasPacker.Repack(atlas, textures.ToArray());
}
private static void MapSprite2Atlas(string targetFolder, PackSetting setting, List <UnityEngine.UI.Sprite> sprites)
{
var spritePaths = new List <string>();
foreach (var sprite in sprites)
{
if (sprite != null && sprite.type == UnityEngine.UI.Sprite.Type.Sprite)
{
var path = AssetDatabase.GetAssetPath(sprite.sprite);
if (!string.IsNullOrEmpty(path) && !spritePaths.Contains(path))
{
spritePaths.Add(path);
}
}
}
var pathSpriteMap = new Dictionary <string, UnityEngine.UI.Sprite>();
var spriteGroups = spritePaths.GroupBy(path =>
{
var importer = AssetImporter.GetAtPath(path) as TextureImporter;
return(importer.spritePackingTag);
});
foreach (var group in spriteGroups)
{
var groupPaths = group.ToArray();
var groupNames = Util.MapSpritePath2SpriteNameInAtlas(groupPaths);
var groupSprites = new PackAssetSprite[groupPaths.Length];
for (int i = 0; i < groupPaths.Length; i++)
{
groupSprites[i] = new PackAssetSprite(groupPaths[i])
{
name = groupNames[i]
};
groupSprites[i].quality = PackUtil.CheckTextureCompressed(groupPaths[i]) ? PackQuality.AlphaSplit : PackQuality.Full;
}
var groupTag = string.IsNullOrEmpty(group.Key) ? EmptyTagName : group.Key;
var groupFolder = Path.Combine(targetFolder, groupTag);
if (!Directory.Exists(groupFolder))
{
Directory.CreateDirectory(groupFolder);
}
var atlasRaw = AtlasPacker.Pack(groupFolder, groupSprites, setting);
for (int i = 0; i < groupPaths.Length; i++)
{
pathSpriteMap[groupPaths[i]] = new UnityEngine.UI.Sprite(atlasRaw, groupNames[i]);
}
}
;
for (int i = 0; i < sprites.Count; i++)
{
var sprite = sprites[i];
if (sprite != null && sprite.type == UnityEngine.UI.Sprite.Type.Sprite)
{
var path = AssetDatabase.GetAssetPath(sprite.sprite);
if (!string.IsNullOrEmpty(path))
{
sprites[i] = pathSpriteMap[path];
}
}
}
}