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fix [#34805] Bake action ignores parent motion

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in fact this is more feature request.
add an option to bake a parented objects animation, then clear the parent and apply the action.
This commit is contained in:
Campbell Barton 2013-04-11 08:42:25 +00:00
parent acac5b8402
commit 577a1b9239
2 changed files with 23 additions and 2 deletions
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19
release/scripts/modules/bpy_extras/anim_utils.py
View File

@ -32,6 +32,7 @@ def bake_action(frame_start,
do_pose=True,
do_object=True,
do_constraint_clear=False,
do_parents_clear=False,
do_clean=False,
action=None,
):
@ -54,6 +55,8 @@ def bake_action(frame_start,
:type do_object: bool
:arg do_constraint_clear: Remove constraints (and do 'visual keying').
:type do_constraint_clear: bool
:arg do_parents_clear: Unparent after baking objects.
:type do_parents_clear: bool
:arg do_clean: Remove redundant keyframes after baking.
:type do_clean: bool
:arg action: An action to bake the data into, or None for a new action
@ -77,8 +80,17 @@ def bake_action(frame_start,
matrix[name] = pbone.matrix_basis.copy()
return matrix
def obj_frame_info(obj, do_visual_keying):
return obj.matrix_local.copy() if do_visual_keying else obj.matrix_basis.copy()
if do_parents_clear:
def obj_frame_info(obj, do_visual_keying):
parent = obj.parent
matrix = obj.matrix_local if do_visual_keying else obj.matrix_basis
if parent:
return parent.matrix_world * matrix
else:
return matrix.copy()
else:
def obj_frame_info(obj, do_visual_keying):
return obj.matrix_local.copy() if do_visual_keying else obj.matrix_basis.copy()
# -------------------------------------------------------------------------
# Setup the Context
@ -192,6 +204,9 @@ def bake_action(frame_start,
obj.keyframe_insert("scale", -1, f, name, options)
if do_parents_clear:
obj.parent = None
# -------------------------------------------------------------------------
# Clean

6
release/scripts/startup/bl_operators/anim.py
View File

@ -195,6 +195,11 @@ class BakeAction(Operator):
description="Remove all constraints from keyed object/bones, and do 'visual' keying",
default=False,
)
clear_parents = BoolProperty(
name="Clear Parents",
description="Bake animation onto the object then clear parents (objects only)",
default=False,
)
bake_types = EnumProperty(
name="Bake Data",
description="Which data's transformations to bake",
@ -216,6 +221,7 @@ class BakeAction(Operator):
do_pose='POSE' in self.bake_types,
do_object='OBJECT' in self.bake_types,
do_constraint_clear=self.clear_constraints,
do_parents_clear=self.clear_parents,
do_clean=True,
)