private static void PackToAtlas()
{
var assetPathList = new List <string>();
foreach (Object obj in Selection.GetFiltered(typeof(Object), SelectionMode.DeepAssets))
{
string path = AssetDatabase.GetAssetPath(obj);
if (!string.IsNullOrEmpty(path) && File.Exists(path))
{
assetPathList.Add(path);
}
}
AtlasGeneratorPostprocessor.PackIntoAtlases(assetPathList.ToArray(), new string[] { }, new string[] { });
}
public static void ApplyRules(AtlasGeneratorSettings settings)
{
var atlasSettings = AtlasGeneratorAtlasSettings.Asset;
if (atlasSettings == null)
{
Debug.LogError($"[{nameof(RuleChangeHandler)}] Atlas settings file not found.");
return;
}
var defaultSettings = atlasSettings.defaultAtlasSettings;
var dirty = false;
var packedSprites = new HashSet <string>();
var existingAtlases = (settings.generatedAtlases)
.ToList()
.Select(path => LoadAtlas(path, settings))
.Where(atlas => atlas != null)
.ToList();
var spritesRoot = string.IsNullOrEmpty(settings.spritesRoot.Trim()) ? "Assets" : settings.spritesRoot.TrimEndPath();
var existingSprites = AssetEditorTools.GetAssetsPaths <Texture2D>(new string[] { spritesRoot })
.Where(p => settings.rules.Any(rule => rule.Match(p)));
foreach (var atlas in existingAtlases)
{
var packables = atlas.GetPackables();
var spritesToRemove = new List <string>();
var currentPathToAtlas = AssetDatabase.GetAssetPath(atlas).FixUnityPath();
foreach (var packable in packables)
{
if (!(packable is Texture2D))
{
continue;
}
var spritePath = AssetDatabase.GetAssetPath(packable);
spritesToRemove.Add(spritePath);
foreach (var rule in settings.rules)
{
if (!rule.Match(spritePath))
{
continue;
}
var pathToAtlas = rule.ParseAtlasReplacement(spritePath);
pathToAtlas = rule.GetFullPathToAtlas(pathToAtlas);
if (!pathToAtlas.Equals(currentPathToAtlas, StringComparison.InvariantCultureIgnoreCase))
{
continue;
}
spritesToRemove.Remove(spritePath);
packedSprites.Add(spritePath);
var appliedSettings = rule.applyCustomSettings ? rule.atlasSettings : defaultSettings;
if ((rule.applyCustomSettings && rule.atlasSettingsApplicationMode == AtlasSettingsApplicationMode.AlwaysOverwriteAtlasSettings) ||
(!rule.applyCustomSettings && atlasSettings.atlasSettingseApplicationMode == AtlasSettingsApplicationMode.AlwaysOverwriteAtlasSettings))
{
if (!atlas.CheckSettings(appliedSettings))
{
atlas.ApplySettings(appliedSettings);
dirty = true;
}
}
break;
}
}
atlas.RemoveSprites(spritesToRemove.ToArray());
dirty |= AtlasGenerator.DeleteEmptyAtlas(atlas);
}
if (dirty)
{
AssetDatabase.SaveAssets();
}
var spritesToPack = existingSprites.Except(packedSprites).ToArray();
if (spritesToPack.Length > 0)
{
AtlasGeneratorPostprocessor.PackIntoAtlases(spritesToPack, new string[] { }, new string[] { });
}
CheckForCollisions(settings.generatedAtlases);
}