Update app.py

app.py

@@ -1419,6 +1419,88 @@ def img_to_image(image, prompt, neg_prompt, strength, steps, guidance_scale,
             drawing_keywords = ["drawing", "illustration", "sketch", "painting", "artwork", "watercolor"]
 
 
+            
+            # Anime-Stile
+            anime_keywords = ["anime", "manga", "cartoon", "character", "chibi", "cel-shading", "lineart"]
+
+
+            front_face_keywords = [
+                "portrait", "face", "eyes", "smile", "lips", "nose", "expression",
+                "looking at camera", "frontal view", "headshot", "selfie", "close-up",
+                "profile", "side view", "front", "frontal", "facing camera"
+            ]
+    
+            back_head_keywords = [
+                "back of head", "from behind", "rear view", "looking away",
+                "turned away", "back view", "backside", "back", "rear",
+                "hair only", "ponytail", "hairstyle", "hair", "back hair"
+            ]
+    
+            # Bestimme ob Gesicht vorne oder Hinterkopf
+            is_front_face = any(keyword in prompt_lower for keyword in front_face_keywords)
+            is_back_head = any(keyword in prompt_lower for keyword in back_head_keywords)
+    
+            # Fallback: Wenn keine spezifischen Keywords, annehmen es ist Gesicht
+            if not is_front_face and not is_back_head:
+                is_front_face = True  # Standard: Gesicht vorne
+                print("   ℹ️ Keine Gesicht/Hinterkopf-Keywords → Standard: Gesicht vorne")
+    
+            print(f"   🎯 Gesichtserkennung: Vorne={is_front_face}, Hinten={is_back_head}")
+    
+            if any(keyword in prompt_lower for keyword in anime_keywords):
+                print("🎨 ANIME-TRANSFORM-MODUS")
+        
+            def smoothstep(min_val, max_val, x):
+                x = max(0, min(1, (x - min_val) / (max_val - min_val)))
+                return x * x * (3 - 2 * x)
+        
+            # Basiseinstellungen für Anime
+            adj_strength = 0.30 + 0.55 * smoothstep(0.35, 0.9, ui_strength)
+            adj_strength = max(0.3, min(adj_strength, 0.85))
+        
+            controlnet_strength = 0.30 + 0.52 * smoothstep(0.65, 0.9, ui_strength)
+            controlnet_strength = max(0.25, min(controlnet_strength, 0.85))
+        
+            # ANPASSUNG BASIEREND AUF GESICHT/HINTERKOPF
+            if is_front_face:
+                # Anime-GESICHT vorne
+                depth_ratio = 0.65 + 0.15 * smoothstep(0.5, 0.9, ui_strength)  # Höher für Gesichtsstruktur
+                canny_ratio = 1.0 - depth_ratio
+                print("   👤 Anime-Gesicht (vorne): Mehr Depth für 3D-Struktur")
+            
+            elif is_back_head:
+                # Anime-HINTERKOPF
+                depth_ratio = 0.35 + 0.15 * smoothstep(0.5, 0.9, ui_strength)  # Niedriger
+                canny_ratio = 1.0 - depth_ratio
+                print("   💇 Anime-Hinterkopf: Mehr Canny für Haarkontur")
+            else:
+                # Standard-Anime (Fallback)
+                depth_ratio = 0.55 + 0.15 * smoothstep(0.5, 0.9, ui_strength)
+                canny_ratio = 1.0 - depth_ratio
+        
+            conditioning_scale = [
+                controlnet_strength * depth_ratio,
+                controlnet_strength * canny_ratio
+            ]
+
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+            
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             if any(keyword in prompt_lower for keyword in anime_keywords):
                 print("🎨 ANIME-TRANSFORM-MODUS")