def gather_skin(armature_uuid, export_settings):
"""
Gather armatures, bones etc into a glTF2 skin object.
:param blender_object: the object which may contain a skin
:param export_settings:
:return: a glTF2 skin object
"""
blender_armature_object = export_settings['vtree'].nodes[
armature_uuid].blender_object
if not __filter_skin(blender_armature_object, export_settings):
return None
skin = gltf2_io.Skin(
extensions=__gather_extensions(blender_armature_object,
export_settings),
extras=__gather_extras(blender_armature_object, export_settings),
inverse_bind_matrices=__gather_inverse_bind_matrices(
armature_uuid, export_settings),
joints=__gather_joints(armature_uuid, export_settings),
name=__gather_name(blender_armature_object, export_settings),
skeleton=__gather_skeleton(blender_armature_object, export_settings))
# If armature is not exported, joints will be empty.
# Do not construct skin in that case
if len(skin.joints) == 0:
return None
export_user_extensions('gather_skin_hook', export_settings, skin,
blender_armature_object)
return skin
def gather_skin(blender_object, export_settings):
"""
Gather armatures, bones etc into a glTF2 skin object.
:param blender_object: the object which may contain a skin
:param export_settings:
:return: a glTF2 skin object
"""
modifiers = {m.type: m for m in blender_object.modifiers}
if not __filter_skin(modifiers, export_settings):
return None
armature = modifiers["ARMATURE"].object
joints = __gather_joints(blender_object, export_settings)
skin = gltf2_io.Skin(
extensions=__gather_extensions(blender_object, export_settings),
extras=__gather_extras(blender_object, export_settings),
inverse_bind_matrices=__gather_inverse_bind_matrices(
blender_object, export_settings),
joints=joints,
name=__gather_name(blender_object, armature, export_settings),
skeleton=__gather_skeleton(armature, joints, export_settings))
export_user_extensions('gather_skin_hook', export_settings, skin,
blender_object)
return skin
def gather_skin(blender_object, export_settings):
"""
Gather armatures, bones etc into a glTF2 skin object
:param blender_object: the object which may contain a skin
:param export_settings:
:return: a glTF2 skin object
"""
if not __filter_skin(blender_object, export_settings):
return None
return gltf2_io.Skin(
extensions=__gather_extensions(blender_object, export_settings),
extras=__gather_extras(blender_object, export_settings),
inverse_bind_matrices=__gather_inverse_bind_matrices(
blender_object, export_settings),
joints=__gather_joints(blender_object, export_settings),
name=__gather_name(blender_object, export_settings),
skeleton=__gather_skeleton(blender_object, export_settings))
