AssetPostProcessors Pivot 자동 변경 로직 추가

Assets/_Datas/02.Scripts/AssetPostprocessors/AssetPostProcessors.cs

@@ -1,6 +1,7 @@
 #if UNITY_EDITOR
 using UnityEngine;
 using UnityEditor;
+using UnityEngine.Networking;
 
 namespace DDD
 {
@@ -16,15 +17,34 @@ private void OnPreprocessTexture()
             // {
             //     AssetPostprocessorModel.OnPreprocessTexture(importer);
             // }
-
+            Debug.Log(upperPath);
             if (upperPath.Contains("ASSETS/_DATAS/RAW/SPRITES/"))
             {
                 AssetPostprocessorSprite.OnPreprocessTexture(importer);
             }
         }
-        
+
-        public static void OnPostprocessAllAssets(string[] importedAssets, string[] deleteAssets, string[] movedAssets, string[] movedFromAssetPaths)
+        public static void OnPostprocessAllAssets(string[] importedAssets, string[] deleteAssets, string[] movedAssets,
+            string[] movedFromAssetPaths)
         {
+            for (int i = 0; i < movedAssets.Length; i++)
+            {
+                string fromPath = movedFromAssetPaths[i];
+                string toPath = movedAssets[i];
+
+                // 특정 폴더일 때만 작동
+                if (toPath.StartsWith("Assets/_Datas/Raw/Sprites/"))
+                {
+                    if (AssetDatabase.LoadAssetAtPath<Sprite>(toPath) == null)
+                    {
+                        Debug.Log($"에셋 이동 감지: {fromPath} → {toPath}");
+
+                        // 여기서 임포트 강제 재실행
+                        AssetDatabase.ImportAsset(toPath, ImportAssetOptions.ForceUpdate);
+                    }
+                }
+            }
+
             foreach (var path in deleteAssets)
             {
                 PostRemove(path);
@@ -50,7 +70,7 @@ public static void OnPostprocessAllAssets(string[] importedAssets, string[] dele
             AssetPostprocessorSprite.BuildTarget();
             AssetPostprocessorSprite.BuildTarget();
         }
-        
+
         private static void PostRemove(string path, string movePath = "")
         {
             try

Assets/_Datas/02.Scripts/AssetPostprocessors/AssetPostprocessorSprite.cs

@@ -22,7 +22,7 @@ public static void OnPreprocessTexture(TextureImporter importer)
             importer.spritePixelsPerUnit = width <= height ? width : height;
 
             importer.sRGBTexture = true;
-            importer.isReadable = false;
+            importer.isReadable = true;
             importer.mipmapEnabled = false;
             importer.streamingMipmaps = false;
             importer.wrapMode = TextureWrapMode.Clamp;
@@ -36,6 +36,66 @@ public static void OnPreprocessTexture(TextureImporter importer)
             textureSettings.spriteMeshType = SpriteMeshType.FullRect;
             textureSettings.spriteExtrude = 2;
             importer.SetTextureSettings(textureSettings);
+
+            string path = importer.assetPath;
+            EditorApplication.delayCall += () => { TryApplyPivotAfterImport(path); };
+        }
+
+        private static void TryApplyPivotAfterImport(string path)
+        {
+            if (string.IsNullOrEmpty(path)) return;
+
+            // ✅ 무한 루프 방지 플래그 확인
+            string sessionKey = $"__SPRITE_PIVOT_SET__{path}";
+            if (SessionState.GetBool(sessionKey, false))
+            {
+                SessionState.EraseBool(sessionKey);
+                return; // 이미 한 번 처리한 경우 재진입 금지
+            }
+
+            var texture = AssetDatabase.LoadAssetAtPath<Texture2D>(path);
+            if (texture == null || !texture.isReadable) return;
+
+            int height = texture.height;
+            int width = texture.width;
+            int bottomY = height;
+
+            for (int y = 0; y < height; y++)
+            {
+                for (int x = 0; x < width; x++)
+                {
+                    if (texture.GetPixel(x, y).a > 0.01f)
+                    {
+                        bottomY = y;
+                        goto FOUND_ALPHA;
+                    }
+                }
+            }
+
+            FOUND_ALPHA:
+            if (bottomY == height)
+            {
+                Debug.LogWarning($"[SpritePivot] 모든 픽셀이 투명하여 pivot 설정 생략: {path}");
+                return;
+            }
+
+            float pivotY = (float)bottomY / height;
+
+            var importer = AssetImporter.GetAtPath(path) as TextureImporter;
+            if (importer == null) return;
+
+            var settings = new TextureImporterSettings();
+            importer.ReadTextureSettings(settings);
+
+            settings.spriteAlignment = (int)SpriteAlignment.Custom;
+            settings.spritePivot = new Vector2(0.5f, pivotY);
+            importer.SetTextureSettings(settings);
+
+            Debug.Log($"[SpritePivot] {path} → pivotY = {pivotY:F2}");
+
+            // ✅ 재임포트 플래그 설정 후 실행 (한 번만)
+            SessionState.SetBool(sessionKey, true);
+            AssetDatabase.ImportAsset(path, ImportAssetOptions.ForceUpdate);
         }
 
         public static void OnRemove(string path, string movePath)
@@ -186,11 +246,11 @@ public static void CreatePrefab(string path, string destPath)
                 prefab.name = sprite.name;
 
                 GameObject visualLook = new GameObject("VisualLook");
-                
+
                 visualLook.transform.SetParent(prefab.transform);
                 visualLook.transform.localPosition = Vector3.zero;
                 visualLook.transform.localRotation = Quaternion.Euler(new Vector3(40f, 0f, 0f));
-                
+
                 SpriteRenderer spriteRenderer = visualLook.AddComponent<SpriteRenderer>();
                 spriteRenderer.sprite = sprite;
                 spriteRenderer.sortingOrder = 5;
@@ -280,10 +340,12 @@ public static void BuildTarget()
         {
             foreach (var path in TargetPaths)
             {
-                CreateAtlas(Utils.FolderPath(path), Utils.FolderPath(path).Replace("/Raw/", "/Addressables/") + ".spriteatlasv2");
+                CreateAtlas(Utils.FolderPath(path),
+                    Utils.FolderPath(path).Replace("/Raw/", "/Addressables/") + ".spriteatlasv2");
                 CreatePrefab(path, (path.Replace("/Raw/Sprites/", "/Addressables/") + ".prefab").Replace(".png", ""));
             }
 
+
             TargetPaths.Clear();
         }
     }