Hartmut/HartOMat
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fix(USD): use canonical SCHAEFFLER material names for USD material bindings

Browse Source 
Material prims now use resolved canonical names (e.g.
SCHAEFFLER_010101_Steel_Bare) instead of source object names. When
importing USD in Blender, materials show the correct SCHAEFFLER names
directly.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Hartmut Nörenberg
2026-03-12 23:19:58 +01:00
parent b72d8498b9
commit 078420c5f1
1 changed files with 9 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
render-worker/scripts/export_step_to_usd.py
+9 -3
View File
@@ -759,9 +759,15 @@ def main() -> None:
) )
pv_seam.Set(Vt.Vec2iArray([Gf.Vec2i(a, b) for a, b in seam_idx_pairs])) pv_seam.Set(Vt.Vec2iArray([Gf.Vec2i(a, b) for a, b in seam_idx_pairs]))
# ── Material placeholder + binding ──────────────────────────── # ── Material binding ──────────────────────────────────────────
mat_name = _prim_name(source_name) if source_name else f"mat_{part_key}" # Use canonical SCHAEFFLER material name when resolved; fall back
mat_usd_path = f"/Root/Looks/{mat_name}" # to source_name so Blender imports show meaningful material names
# even without the library .blend appended.
if canonical_mat:
mat_prim_name = _prim_name(canonical_mat)
else:
mat_prim_name = _prim_name(source_name) if source_name else f"mat_{part_key}"
mat_usd_path = f"/Root/Looks/{mat_prim_name}"
if not stage.GetPrimAtPath(mat_usd_path): if not stage.GetPrimAtPath(mat_usd_path):
UsdShade.Material.Define(stage, mat_usd_path) UsdShade.Material.Define(stage, mat_usd_path)
UsdShade.MaterialBindingAPI(mesh.GetPrim()).Bind( UsdShade.MaterialBindingAPI(mesh.GetPrim()).Bind(