(Blender 2.49b用) シェイプキーを別のオブジェクトに移すプラグイン

object_transfer_shapes.py

#!BPY

"""
Name: 'Transfer Shape Keys...'
Blender: 249
Group: 'Object'
Tooltip: 'Copy another selected object's shapes to this one by applying the relative offsets'
"""

__author__ = 'himika'
__url__ = ("blender.org",)
__version__ = "0.3"
__bpydoc__ = """\

Transfer Shape Keys

Copy another selected object's shapes to this one by applying the relative offsets
"""

# ***** BEGIN GPL LICENSE BLOCK *****
#
# Copyright (C) 2012 himika
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
# ***** END GPL LICENCE BLOCK *****
# --------------------------------------------------------------------------

import bpy
import Blender
from Blender import Scene, Object, Window
import BPyMesh
from itertools import izip



def showMenu():
	global SELECTED_SHAPE_ONLY
	SELECTED_SHAPE_ONLY = Blender.Draw.Create(0)
	
	pup_block = [\
	('Selected Only', SELECTED_SHAPE_ONLY, 'transfer selected shape only')\
	]
	
	if not Blender.Draw.PupBlock('Options...', pup_block):
		return
	Blender.Window.WaitCursor(1)
	
	SELECTED_SHAPE_ONLY = SELECTED_SHAPE_ONLY.val


def findShape(me, name):
	shapeKeys = me.key.blocks
	for i, n in enumerate(shapeKeys):
		if shapeKeys[i].name == name:
			return i
	me.insertKey(1, 'relative')
	me.key.blocks[-1].name = name
	return -1



def transferOne(me_to, me_from, i):
	shapeKeys_to = me_to.key.blocks
	shapeKeys_from = me_from.key.blocks
	verts_to_basis = shapeKeys_to[0].getData()
	verts_from_basis = shapeKeys_from[0].getData()
	name = shapeKeys_from[i].name
	j = findShape(me_to, name)
	verts_to   = me_to.key.blocks[j].getData()
	verts_from = me_from.key.blocks[i].getData()
	
	if j == -1:
		print('    add: '+name)
	else:
		print('    update: '+name)
	
	for tv, tvb, fv, fvb in izip(verts_to, verts_to_basis, verts_from, verts_from_basis):
		tv[0] = tvb[0] + fv[0] - fvb[0]
		tv[1] = tvb[1] + fv[1] - fvb[1]
		tv[2] = tvb[2] + fv[2] - fvb[2]



def transfer_shapes(ob_to, ob_from):
	me_to = ob_to.getData(mesh=True)
	me_from = ob_from.getData(mesh=True)
	
	if not (me_from.key and len(me_from.key.blocks) > 1):
		return
	if not me_to.key:
		me_to.insertKey(1, 'relative')
	
	shapeKeys_from = me_from.key.blocks
	verts_from_basis = shapeKeys_from[0].getData()
	shapeKeys_to = me_to.key.blocks
	verts_to_basis = shapeKeys_to[0].getData()
	
	if SELECTED_SHAPE_ONLY:
		i = ob_from.activeShape - 1
		transferOne(me_to, me_from, i)
	else:
		for i in range(1, len(shapeKeys_from)):
			transferOne(me_to, me_from, i)



def main():
	print '\nStarting Transfer Shape Keys...'
	scn= Scene.GetCurrent()
	contextSel= Blender.Object.GetSelected()
	act_ob= scn.objects.active
	
	if not act_ob or act_ob.type != 'Mesh':
		Blender.Draw.PupMenu('Error: no active mesh object, aborting.')
		return
	if not contextSel:
		Blender.Draw.PupMenu('Error: 2 or more mesh objects need to be selected, aborting.')
		return
	
	for ob in contextSel:
		if (act_ob.getName() != ob.getName()) and (ob.type == 'Mesh'):
			act_me = act_ob.getData(mesh=True)
			me = ob.getData(mesh=True)
			m, n = (len(act_me.verts), len(me.verts))
			if m != n:
				Blender.Draw.PupMenu('Error: do not match num vertices.  |\t%s = %d |\t%s = %d' % (act_ob.getName(), m, ob.getName(), n))
				return
	showMenu()
	
	for ob in contextSel:
		if (act_ob.getName() != ob.getName()) and (ob.type == 'Mesh'):
			print(act_ob.getName()+' ===> '+ob.getName())
			transfer_shapes(act_ob, ob)

if __name__=='__main__':
	main()