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fix action slot not applying to shapekey

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This commit is contained in:
Nathan
2026-02-19 14:22:18 -07:00
parent f069289890
commit 38355fcfc1
2 changed files with 185 additions and 8 deletions
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ops/migrator.py
+30 -7
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@@ -596,14 +596,37 @@ def run_mig_bbody_shapekeys(orig, rep, rep_descendants, context=None):
print(f"[DLM step6] {ob.name} orig base body has no shape_keys")
if not ob.data.shape_keys.animation_data:
ob.data.shape_keys.animation_data_create()
body_name = ob.name
action = (
bpy.data.actions.get(body_name + "Action")
or bpy.data.actions.get(ob.data.name + "Action")
or bpy.data.actions.get(body_name + "Action.001")
)
sk_ad = ob.data.shape_keys.animation_data
# Prefer action (and slot) from original base body; fallback to name lookup.
orig_sk_ad = None
if orig_base and orig_base.data.shape_keys:
orig_sk_ad = orig_base.data.shape_keys.animation_data
action = None
if orig_sk_ad and getattr(orig_sk_ad, "action", None):
action = orig_sk_ad.action
if action is None:
body_name = ob.name
action = (
bpy.data.actions.get(body_name + "Action")
or bpy.data.actions.get(ob.data.name + "Action")
or bpy.data.actions.get(body_name + "Action.001")
)
if action:
ob.data.shape_keys.animation_data.action = action
# Copy slot-related props before action so slot is applied (Blender 4.4+).
if orig_sk_ad and hasattr(sk_ad, "last_slot_identifier") and hasattr(orig_sk_ad, "last_slot_identifier") and orig_sk_ad.last_slot_identifier:
sk_ad.last_slot_identifier = orig_sk_ad.last_slot_identifier
sk_ad.action = action
if orig_sk_ad and getattr(orig_sk_ad, "action_slot", None) and getattr(sk_ad, "action_slot", None):
try:
sk_ad.action_slot = orig_sk_ad.action_slot
except Exception:
pass
for prop in ("action_blend_type", "action_extrapolation", "action_influence"):
if orig_sk_ad and hasattr(orig_sk_ad, prop) and hasattr(sk_ad, prop):
try:
setattr(sk_ad, prop, getattr(orig_sk_ad, prop))
except Exception:
pass
def run_full_migration(context):