feat(hero): v0.1.2 — scale calibration, façade detail, export preset refactor (#28)

Merged PR #28: v0.1.2 — scale calibration, façade detail, export preset

Co-authored-by: Zwitschi <zwitschi82@gmail.com>

Tools/ue_hero_facade_import.py

@@ -61,6 +61,16 @@ def measure_and_place():
     if asset is None:
         log(f"MISSING {DEST}/SM_HeroFacade")
         return
+    # Collision: complex-as-simple, not auto-generated convex hulls.
+    # The facade is 95 separate parts across 26 m; Unreal's auto hull generation
+    # wraps them in a few coarse hulls that bulged into the street (the QA wall
+    # probe went 0/35 -> 2/35 after trying it). Complex-as-simple makes the real
+    # triangles the simple collision, so line traces and capsule sweeps block on
+    # the actual wall — the same approach used for the terrain, for the same
+    # reason. The flag lives on the asset, so save it explicitly.
+    unreal.GigLineAssetTools.set_complex_collision_as_simple(asset, True)
+    saved = unreal.EditorAssetLibrary.save_loaded_asset(asset)
+    log(f"collision: {unreal.GigLineAssetTools.get_collision_complexity(asset)} (saved={saved})")
     box = asset.get_bounding_box()
     mn, mx = box.min, box.max
     log(f"SM_HeroFacade bounds cm: size=({mx.x - mn.x:.1f}, {mx.y - mn.y:.1f}, {mx.z - mn.z:.1f}) "