Add cross-assembly plugin system, texture optimizer, and multi-backend local AI pipeline

Packages/luticalab.core/Languages/English.json

@@ -156,7 +156,56 @@
             "normal_map_settings": "Normal Map Settings",
             "normal_strength": "Normal Strength",
             "height_scale": "Height Scale",
-            "normal_map_info": "Converts height map (grayscale) to normal map for 3D surface details."
+            "normal_map_info": "Converts height map (grayscale) to normal map for 3D surface details.",
+
+            "plugin_browser_title": "TextureCocktail Plugin Browser",
+            "plugin_browser_desc": "All TextureCocktailContent subclasses found in loaded assemblies are listed here.",
+            "plugin_browser_howto": "To create a plugin: inherit from TextureCocktailContent and create a matching shader.",
+            "plugin_refresh": "Refresh",
+            "plugin_count": "Registered Plugins ({0})",
+            "plugin_class": "Class",
+            "plugin_assembly": "Assembly",
+            "plugin_author": "Author",
+            "plugin_version": "Version",
+            "plugin_description": "Description",
+
+            "texture_optimizer_title": "Texture Optimizer",
+            "texture_optimizer_scan_settings": "Scan Settings",
+            "texture_optimizer_folder": "Folder to Scan",
+            "texture_optimizer_platform": "Target Platform",
+            "texture_optimizer_max_size": "Max Allowed Size (px)",
+            "texture_optimizer_show_issues": "Show Only Textures With Issues",
+            "texture_optimizer_scan_btn": "Scan Textures",
+            "texture_optimizer_found": "Found {0} texture(s). {1} selected.",
+            "texture_optimizer_select_all": "Select All",
+            "texture_optimizer_deselect_all": "Deselect All",
+            "texture_optimizer_apply_fixes": "Apply Recommended Fixes to Selected",
+            "texture_optimizer_applied": "Applied fixes to {0} texture(s). Re-scan to verify.",
+            "texture_optimizer_issues": "Issues",
+            "texture_optimizer_ping": "Ping Asset",
+            "texture_optimizer_fix": "Fix This Texture",
+
+            "ollama_title": "Ollama Local AI Connector",
+            "ollama_desc": "Connects to a local Ollama server. Input: text prompt (+ optional image). Output: AI-generated text.",
+            "ollama_server": "Server Configuration",
+            "ollama_url": "Ollama URL",
+            "ollama_list_models": "List Models",
+            "ollama_model": "Model",
+            "ollama_model_manual": "Model (manual)",
+            "ollama_prompt_section": "Prompt",
+            "ollama_prompt_label": "Text Prompt:",
+            "ollama_attach_texture": "Attach Texture (vision models)",
+            "ollama_send": "Send Prompt",
+            "ollama_cancel": "Cancel",
+            "ollama_response_section": "Response",
+            "ollama_no_response": "(no response yet)",
+            "ollama_input_context": "Input Image Context:",
+            "ollama_response_image": "Response Image:",
+            "ollama_save_image": "Save Response Image...",
+            "ollama_clear": "Clear",
+            "ollama_ready": "Ready. Configure server URL and click 'List Models'.",
+            "ollama_waiting": "Waiting for Ollama response...",
+            "ollama_vision_help": "Requires a vision model (e.g. llava). The texture is converted to PNG and sent as base64."
         }
 
 }

Packages/luticalab.core/Languages/Japanese.json

@@ -159,7 +159,56 @@
         "normal_map_settings": "ノーマルマップ設定",
         "normal_strength": "ノーマル強度",
         "height_scale": "高さスケール",
-        "normal_map_info": "ハイトマップ(グレースケール)を3Dサーフェスディテール用のノーマルマップに変換します。"
+        "normal_map_info": "ハイトマップ(グレースケール)を3Dサーフェスディテール用のノーマルマップに変換します。",
+
+        "plugin_browser_title": "TextureCocktail プラグインブラウザー",
+        "plugin_browser_desc": "ロードされたアセンブリで見つかったすべてのTextureCocktailContentサブクラスがここに表示されます。",
+        "plugin_browser_howto": "プラグイン作成方法: TextureCocktailContentを継承し、同じ名前のシェーダーを作成してください。",
+        "plugin_refresh": "更新",
+        "plugin_count": "登録プラグイン ({0})",
+        "plugin_class": "クラス",
+        "plugin_assembly": "アセンブリ",
+        "plugin_author": "作者",
+        "plugin_version": "バージョン",
+        "plugin_description": "説明",
+
+        "texture_optimizer_title": "テクスチャ最適化ツール",
+        "texture_optimizer_scan_settings": "スキャン設定",
+        "texture_optimizer_folder": "スキャンするフォルダー",
+        "texture_optimizer_platform": "対象プラットフォーム",
+        "texture_optimizer_max_size": "最大許容サイズ (px)",
+        "texture_optimizer_show_issues": "問題のあるテクスチャのみ表示",
+        "texture_optimizer_scan_btn": "テクスチャをスキャン",
+        "texture_optimizer_found": "テクスチャ {0} 個を検出。{1} 個選択中。",
+        "texture_optimizer_select_all": "すべて選択",
+        "texture_optimizer_deselect_all": "すべて選択解除",
+        "texture_optimizer_apply_fixes": "選択したテクスチャに推奨修正を適用",
+        "texture_optimizer_applied": "{0} 個のテクスチャに修正を適用しました。再スキャンして確認してください。",
+        "texture_optimizer_issues": "問題点",
+        "texture_optimizer_ping": "アセットを強調表示",
+        "texture_optimizer_fix": "このテクスチャを修正",
+
+        "ollama_title": "Ollama ローカルAI連携",
+        "ollama_desc": "ローカルOllamaサーバーに接続します。入力: テキストプロンプト（+オプション画像）。出力: AI生成テキスト。",
+        "ollama_server": "サーバー設定",
+        "ollama_url": "Ollama URL",
+        "ollama_list_models": "モデル一覧",
+        "ollama_model": "モデル",
+        "ollama_model_manual": "モデル (手動入力)",
+        "ollama_prompt_section": "プロンプト",
+        "ollama_prompt_label": "テキストプロンプト:",
+        "ollama_attach_texture": "テクスチャを添付 (ビジョンモデル用)",
+        "ollama_send": "プロンプトを送信",
+        "ollama_cancel": "キャンセル",
+        "ollama_response_section": "応答",
+        "ollama_no_response": "(まだ応答なし)",
+        "ollama_input_context": "入力画像コンテキスト:",
+        "ollama_response_image": "応答画像:",
+        "ollama_save_image": "応答画像を保存...",
+        "ollama_clear": "クリア",
+        "ollama_ready": "準備完了。サーバーURLを設定して「モデル一覧」をクリックしてください。",
+        "ollama_waiting": "Ollamaの応答を待っています...",
+        "ollama_vision_help": "ビジョンモデル（例: llava）が必要です。テクスチャはPNGに変換されbase64で送信されます。"
     }
 
 }

Packages/luticalab.core/Languages/Korean.json

@@ -155,6 +155,55 @@
         "normal_map_settings": "노말 맵 설정",
         "normal_strength": "노말 강도",
         "height_scale": "높이 스케일",
-        "normal_map_info": "하이트 맵(그레이스케일)을 3D 표면 디테일용 노말 맵으로 변환합니다."
+        "normal_map_info": "하이트 맵(그레이스케일)을 3D 표면 디테일용 노말 맵으로 변환합니다.",
+
+        "plugin_browser_title": "텍스처 칵테일 플러그인 브라우저",
+        "plugin_browser_desc": "로드된 어셈블리에서 발견된 모든 TextureCocktailContent 서브클래스가 여기에 나열됩니다.",
+        "plugin_browser_howto": "플러그인 생성 방법: TextureCocktailContent를 상속하고 동일한 이름의 셰이더를 생성하세요.",
+        "plugin_refresh": "새로 고침",
+        "plugin_count": "등록된 플러그인 ({0})",
+        "plugin_class": "클래스",
+        "plugin_assembly": "어셈블리",
+        "plugin_author": "제작자",
+        "plugin_version": "버전",
+        "plugin_description": "설명",
+
+        "texture_optimizer_title": "텍스처 최적화 도구",
+        "texture_optimizer_scan_settings": "스캔 설정",
+        "texture_optimizer_folder": "스캔할 폴더",
+        "texture_optimizer_platform": "대상 플랫폼",
+        "texture_optimizer_max_size": "최대 허용 크기 (px)",
+        "texture_optimizer_show_issues": "문제가 있는 텍스처만 표시",
+        "texture_optimizer_scan_btn": "텍스처 스캔",
+        "texture_optimizer_found": "텍스처 {0}개 발견. {1}개 선택됨.",
+        "texture_optimizer_select_all": "모두 선택",
+        "texture_optimizer_deselect_all": "모두 해제",
+        "texture_optimizer_apply_fixes": "선택된 항목에 권장 수정 사항 적용",
+        "texture_optimizer_applied": "{0}개 텍스처에 수정 사항이 적용되었습니다. 재스캔하여 확인하세요.",
+        "texture_optimizer_issues": "문제점",
+        "texture_optimizer_ping": "에셋 강조 표시",
+        "texture_optimizer_fix": "이 텍스처 수정",
+
+        "ollama_title": "Ollama 로컬 AI 연동",
+        "ollama_desc": "로컬 Ollama 서버에 연결합니다. 입력: 텍스트 프롬프트 (+ 선택적 이미지). 출력: AI 생성 텍스트.",
+        "ollama_server": "서버 설정",
+        "ollama_url": "Ollama URL",
+        "ollama_list_models": "모델 목록",
+        "ollama_model": "모델",
+        "ollama_model_manual": "모델 (직접 입력)",
+        "ollama_prompt_section": "프롬프트",
+        "ollama_prompt_label": "텍스트 프롬프트:",
+        "ollama_attach_texture": "텍스처 첨부 (비전 모델용)",
+        "ollama_send": "프롬프트 전송",
+        "ollama_cancel": "취소",
+        "ollama_response_section": "응답",
+        "ollama_no_response": "(아직 응답 없음)",
+        "ollama_input_context": "입력 이미지 컨텍스트:",
+        "ollama_response_image": "응답 이미지:",
+        "ollama_save_image": "응답 이미지 저장...",
+        "ollama_clear": "지우기",
+        "ollama_ready": "준비됨. 서버 URL을 설정하고 '모델 목록'을 클릭하세요.",
+        "ollama_waiting": "Ollama 응답을 기다리는 중...",
+        "ollama_vision_help": "비전 모델(예: llava)이 필요합니다. 텍스처가 PNG로 변환되어 base64로 전송됩니다."
     }
 }

Packages/luticalab.texturecocktail/Editor/AI/AiBackendBase.cs

@@ -0,0 +1,80 @@
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+using UnityEngine;
+
+namespace LuticaLab.TextureCocktail
+{
+    /// <summary>
+    /// Payload sent to an AI backend.
+    /// </summary>
+    public struct AiRequest
+    {
+        /// <summary>Text prompt to send.</summary>
+        public string Prompt;
+
+        /// <summary>Optional image attachment for vision models. May be <c>null</c>.</summary>
+        public Texture2D AttachedImage;
+    }
+
+    /// <summary>
+    /// Response received from an AI backend.
+    /// </summary>
+    public struct AiResponse
+    {
+        /// <summary>Whether the call succeeded.</summary>
+        public bool Success;
+
+        /// <summary>The text portion of the response.</summary>
+        public string Text;
+
+        /// <summary>Optional decoded image returned in the response. May be <c>null</c>.</summary>
+        public Texture2D Image;
+
+        /// <summary>Error message when <see cref="Success"/> is <c>false</c>.</summary>
+        public string Error;
+    }
+
+    /// <summary>
+    /// Abstract base class for local / remote AI backends.
+    ///
+    /// Implement this to add a new AI provider.  The <see cref="OllamaConnector"/>
+    /// discovers all concrete subclasses at runtime and presents them in a dropdown.
+    ///
+    /// Implementations live in <c>Editor/AI/</c> — see <see cref="OllamaBackend"/> and
+    /// <see cref="OpenAiCompatibleBackend"/> for reference examples.
+    /// </summary>
+    public abstract class AiBackendBase
+    {
+        /// <summary>Human-readable name shown in the backend selector.</summary>
+        public abstract string DisplayName { get; }
+
+        /// <summary>Default server URL pre-filled in the UI.</summary>
+        public abstract string DefaultServerUrl { get; }
+
+        /// <summary>
+        /// Whether this backend can accept an image alongside the text prompt.
+        /// When <c>false</c> the image attachment UI is hidden for this backend.
+        /// </summary>
+        public abstract bool SupportsImageInput { get; }
+
+        /// <summary>
+        /// Returns the list of model names available on the server.
+        /// Throw on network failure so the caller can surface the error.
+        /// </summary>
+        public abstract Task<List<string>> FetchModelsAsync(
+            string serverUrl,
+            CancellationToken ct = default);
+
+        /// <summary>
+        /// Sends a prompt and returns the response.
+        /// The implementation must not throw — return <see cref="AiResponse.Success"/> = false
+        /// with a populated <see cref="AiResponse.Error"/> instead.
+        /// </summary>
+        public abstract Task<AiResponse> SendPromptAsync(
+            string serverUrl,
+            string model,
+            AiRequest request,
+            CancellationToken ct = default);
+    }
+}

Packages/luticalab.texturecocktail/Editor/AI/AiTextureUtils.cs

@@ -0,0 +1,68 @@
+using System;
+using UnityEngine;
+
+namespace LuticaLab.TextureCocktail
+{
+    /// <summary>
+    /// Shared texture encoding/decoding utilities used by all AI backend implementations.
+    /// </summary>
+    public static class AiTextureUtils
+    {
+        /// <summary>
+        /// Encodes a <see cref="Texture2D"/> to a base64 PNG string.
+        /// Handles non-readable textures by blitting through a temporary RenderTexture.
+        /// Returns <c>null</c> on failure.
+        /// </summary>
+        public static string TextureToBase64(Texture2D tex)
+        {
+            if (tex == null) return null;
+            try
+            {
+                byte[] pngBytes;
+                if (tex.isReadable)
+                {
+                    pngBytes = tex.EncodeToPNG();
+                }
+                else
+                {
+                    var rt = new RenderTexture(tex.width, tex.height, 0, RenderTextureFormat.ARGB32);
+                    Graphics.Blit(tex, rt);
+                    RenderTexture.active = rt;
+                    var readable = new Texture2D(tex.width, tex.height, TextureFormat.RGBA32, false);
+                    readable.ReadPixels(new Rect(0, 0, rt.width, rt.height), 0, 0);
+                    readable.Apply();
+                    RenderTexture.active = null;
+                    rt.Release();
+                    pngBytes = readable.EncodeToPNG();
+                    UnityEngine.Object.DestroyImmediate(readable);
+                }
+                return Convert.ToBase64String(pngBytes);
+            }
+            catch (Exception ex)
+            {
+                Debug.LogWarning($"[AiTextureUtils] Could not encode texture to base64: {ex.Message}");
+                return null;
+            }
+        }
+
+        /// <summary>
+        /// Decodes a base64-encoded image (PNG/JPEG) into a <see cref="Texture2D"/>.
+        /// Returns <c>null</c> on failure.
+        /// </summary>
+        public static Texture2D Base64ToTexture(string base64)
+        {
+            if (string.IsNullOrEmpty(base64)) return null;
+            try
+            {
+                byte[] bytes = Convert.FromBase64String(base64);
+                var tex = new Texture2D(2, 2);
+                tex.LoadImage(bytes);
+                return tex;
+            }
+            catch
+            {
+                return null;
+            }
+        }
+    }
+}