add normals and fix axis 0

app.py

@@ -88,6 +88,7 @@ def generate(image_path, face_number=50000, guidance_scale=5.0, num_steps=25):
         mesh = trimesh.Trimesh(vertices=mesh.vertices, faces=mesh.faces)
         mesh.rezero()
         mesh.fix_normals()
+        mesh.apply_translation(-mesh.center_mass)  
 
         # Безопасная очистка визуала
         # if hasattr(mesh, "visual") and mesh.visual is not None: