public static string[] Export(AtlasRaw atlas, SpriteRaw[] sprites, string folder)
{
var exportSprites = new string[sprites.Length];
var atlasSprites = sprites.Select(i => PackAtlasSprite.ParseSprite(atlas.bins[i.bin], i)).ToArray();
PackUtil.LoadAtlasTextures(atlasSprites);
for (int i = 0; i < atlasSprites.Length; i++)
{
var sprite = atlasSprites[i];
var rect = sprite.rect;
var texture = PackUtil.CreateBlankTexture((int)rect.width, (int)rect.height, sprite.transparency ? TextureFormat.RGBA32 : TextureFormat.RGB24);
texture.SetPixels(sprite.Read());
var bytes = sprite.transparency ? texture.EncodeToPNG() : texture.EncodeToJPG();
var path = Path.Combine(folder, sprite.name) + (sprite.transparency ? ".png" : ".jpg");
var dir = Path.GetDirectoryName(path);
if (!Directory.Exists(dir))
{
Directory.CreateDirectory(dir);
}
File.WriteAllBytes(path, bytes);
exportSprites[i] = path;
if (EditorUtility.DisplayCancelableProgressBar("", "export: " + sprite.name, (float)i / sprites.Length))
{
break;
}
}
EditorUtility.ClearProgressBar();
AssetDatabase.Refresh(ImportAssetOptions.ForceSynchronousImport);
return(exportSprites);
}
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());
}
public static AtlasRaw Repack(AtlasRaw atlasRaw, IPackSprite[] textures = null, PackSetting setting = null)
{
EditorUtility.DisplayProgressBar("", "repack atlas...", 0.5f);
textures = textures ?? PackAtlasSprite.ListSprites(atlasRaw);
setting = setting ?? new PackSetting(atlasRaw.maxSize, atlasRaw.padding, atlasRaw.isPOT, atlasRaw.forceSquare);
var atlasPath = AssetDatabase.GetAssetPath(atlasRaw);
atlasRaw = new PackAtlas(setting, atlasPath, textures).GenerateAtlas();
EditorUtility.ClearProgressBar();
if (atlasRaw == null)
{
Debug.LogError("Pack failed.");
return(null);
}
RefreshUI();
return(atlasRaw);
}
private void DeleteSelected(AtlasRaw atlas, List <SpriteIndex> selected)
{
var list = new List <IPackSprite>(PackAtlasSprite.ListSprites(atlas));
foreach (var selectedSprite in selected)
{
var bin = atlas.bins[selectedSprite.bin];
var sprite = bin.sprites[selectedSprite.sprite];
for (int i = list.Count - 1; i >= 0; i--)
{
if (string.Equals(list[i].name, sprite.name))
{
list.RemoveAt(i);
}
}
}
AtlasPacker.Repack(atlas, list.ToArray());
}
private void CompressSelected(AtlasRaw atlas, PackQuality quality, List <SpriteIndex> selected)
{
var count = 0;
var list = new List <IPackSprite>(PackAtlasSprite.ListSprites(atlas));
foreach (var selectedSprite in selected)
{
var bin = atlas.bins[selectedSprite.bin];
var sprite = bin.sprites[selectedSprite.sprite];
foreach (var packSprite in list)
{
if (string.Equals(packSprite.name, sprite.name) &&
packSprite.quality != quality)
{
packSprite.quality = quality;
count += 1;
}
}
}
if (count > 0)
{
AtlasPacker.Repack(atlas, list.ToArray());
}
}
