Update app.py

app.py

@@ -37,6 +37,13 @@ def generate_3d_view(file):
         return three_d_image
     except Exception as e:
         return f"Error generating 3D view: {str(e)}"
+def generate_3d_view(step_file):
+    model = cq.importers.importStep(step_file.name)
+    solids = model.val().Solids()
+    meshes = [trimesh.Trimesh(vertices=solid.vertices(), faces=solid.faces()) for solid in solids]
+    combined_mesh = trimesh.util.concatenate(meshes)
+    combined_mesh.show()
+        
 
 # Wrapper function to generate views
 def generate_views(file):