feat(TextureAtlas): Automatically regenerate

TextureAtlasGenerator/TextureAtlasAutoRegen.cs

@@ -0,0 +1,67 @@
+using UnityEditor;
+using UnityEngine;
+using System.Linq;
+
+namespace gay.lilyy.TextureAtlasGenerator
+{
+  public class TextureAtlasAutoRegen : AssetPostprocessor
+  {
+    private const string MenuPath = "LillithRosePup/Import Regens/Texture Atlas";
+    private const string PrefKey = "TextureAtlasGenerator.AutoRegen";
+
+    [MenuItem(MenuPath)]
+    private static void Toggle()
+    {
+      bool enabled = !EditorPrefs.GetBool(PrefKey, true);
+      EditorPrefs.SetBool(PrefKey, enabled);
+      Menu.SetChecked(MenuPath, enabled);
+    }
+
+    [MenuItem(MenuPath, true)]
+    private static bool ToggleValidate()
+    {
+      Menu.SetChecked(MenuPath, EditorPrefs.GetBool(PrefKey, true));
+      return true;
+    }
+
+    private static bool IsEnabled()
+    {
+      return EditorPrefs.GetBool(PrefKey, true);
+    }
+    static void OnPostprocessAllAssets(
+        string[] importedAssets,
+        string[] deletedAssets,
+        string[] movedAssets,
+        string[] movedFromAssetPaths)
+    {
+      if (!IsEnabled())
+        return;
+
+      if (importedAssets.Length == 0)
+        return;
+
+      var atlases = AssetDatabase
+          .FindAssets("t:TextureAtlasSettings")
+          .Select(guid =>
+              AssetDatabase.LoadAssetAtPath<TextureAtlasSettings>(
+                  AssetDatabase.GUIDToAssetPath(guid)))
+          .Where(s => s && s.textures != null && s.textures.Length > 0)
+          .ToArray();
+
+      if (atlases.Length == 0)
+        return;
+
+      foreach (string path in importedAssets)
+      {
+        var tex = AssetDatabase.LoadAssetAtPath<Texture2D>(path);
+        if (!tex) continue;
+
+        foreach (var atlas in atlases)
+        {
+          if (atlas.textures.Contains(tex))
+            TextureAtlasEditor.GenerateAtlas(atlas);
+        }
+      }
+    }
+  }
+}

TextureAtlasGenerator/TextureAtlasAutoRegen.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: f62a8a2b00eb0fe4598d1b45218ddfad
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

TextureAtlasGenerator/TextureAtlasGenerator.cs

@@ -77,6 +77,11 @@ namespace gay.lilyy.TextureAtlasGenerator
     private void GenerateAtlas()
     {
       TextureAtlasSettings settings = (TextureAtlasSettings)target;
+      GenerateAtlas(settings);
+    }
+
+    internal static void GenerateAtlas(TextureAtlasSettings settings)
+    {
       if (settings.textures == null || settings.textures.Length == 0)
       {
         Debug.LogError("No textures assigned!");
@@ -108,7 +113,7 @@ namespace gay.lilyy.TextureAtlasGenerator
     }
 
 
-        private Texture2D ResizeTexture(Texture2D texture, int width, int height)
+    private static Texture2D ResizeTexture(Texture2D texture, int width, int height)
     {
       RenderTexture rt = new RenderTexture(width, height, 32);
       Graphics.Blit(texture, rt);