def renameReposeObj(obj, targetName, previous):
''' Rename `obj` to `targetName`, suffixing the (possible) existing one and storing transform info.
'''
#print(' Rename {} with prev of {}'.format(obj, previous) )
oldName = targetName.replace('repose', 'old')
if objExists(oldName): # and '_helper' not in oldName:
# For now, just skip of _helpers, though I should give them generated unique names
print(oldName, 'exists, deleting')
delete(oldName)
if objExists(targetName):
old = PyNode(targetName)
old.rename( oldName )
previous = old if not previous else previous
if previous:
addVector(obj, 'prevRot', previous.r.get())
addVector(obj, 'prevTrans', previous.t.get())
addVector(obj, 'prevRotWorld', xform(previous, q=True, ws=True, ro=True))
addVector(obj, 'prevTransWorld', xform(previous, q=True, ws=True, t=True))
obj.rename( targetName )
def cardIk(card):
#ctrl = mel.eval( 'curve -d 1 -p -0.5 1 -0.866026 -p -0.5 1 0.866025 -p 1 1 0 -p -0.5 1 -0.866026 -p 0 0 0 -p -0.5 -1 -0.866026 -p -0.5 -1 0.866025 -p 0 0 0 -p -0.5 1 0.866025 -p 1 1 0 -p 0 0 0 -p 1 -1 0 -p -0.5 -1 -0.866026 -p -0.5 -1 0.866025 -p 1 -1 0 -k 0 -k 1 -k 2 -k 3 -k 4 -k 5 -k 6 -k 7 -k 8 -k 9 -k 10 -k 11 -k 12 -k 13 -k 14 ;' )
ctrl = PyNode(
mel.eval(
'curve -d 1 -p 0 4 0 -p -2.828427 2.828427 -2.47269e-007 -p -4 0 -3.49691e-007 -p -2.828427 -2.828427 -2.47269e-007 -p 0 -4 0 -p 2.828427 -2.828427 0 -p 4 0 0 -p 2.828427 2.828427 0 -p 0 4 0 -p -1.23634e-007 2.828427 2.828427 -p -1.74846e-007 0 4 -p -1.23634e-007 -2.828427 2.828427 -p 0 -4 0 -p 3.70903e-007 -2.828427 -2.828427 -p 5.24537e-007 0 -4 -p 3.70903e-007 2.828427 -2.828427 -p 0 4 0 -p 0 0 0 -p 0 -4 0 -p 0 0 0 -p -4 0 0 -p 4 0 0 -p 0 0 -4 -p 0 0 4 -k 0 -k 1 -k 2 -k 3 -k 4 -k 5 -k 6 -k 7 -k 8 -k 9 -k 10 -k 11 -k 12 -k 13 -k 14 -k 15 -k 16 -k 17 -k 18 -k 19 -k 20 -k 21 -k 22 -k 23 ;'
))
ctrl.rename(card.name() + "_target")
upCtrl = duplicate(ctrl)[0]
upCtrl.rename(card.name() + "_up")
aim = spaceLocator()
aim.setParent(ctrl)
aim.t.set(0, 0, 0)
hide(aim)
up = spaceLocator()
up.setParent(upCtrl)
hide(up)
base = spaceLocator()
base.rename('cardIkBase')
hide(base)
pointConstraint(card, base)
util.moveTo(ctrl, card.joints[-1])
util.moveTo(upCtrl, card.vtx[1])
aimConstraint(aim,
card,
wut='object',
wuo=up,
aim=[0, -1, 0],
u=[0, 0, -1])
dist = distanceDimension(base, aim)
dist.getParent().setParent(ctrl)
hide(dist)
core.math.divide(dist.distance,
dist.distance.get() / card.sy.get()) >> card.sy
follower = spaceLocator()
follower.rename('cardIkFollower')
follower.setParent(card)
follower.t.set(0, 0, 0)
hide(follower)
pointConstraint(up, follower, skip=['x', 'z'])
sideDist = distanceDimension(follower, up)
sideDist.getParent().setParent(ctrl)
hide(sideDist)
core.math.divide(sideDist.distance,
sideDist.distance.get() / card.sz.get()) >> card.sz
# Orient controls with the card so moving in local space initially preserves orientation.
upCtrl.setRotation(card.getRotation(space='world'), space='world')
ctrl.setRotation(card.getRotation(space='world'), space='world')
distBetweenCtrls = (ctrl.getTranslation(space='world') -
upCtrl.getTranslation(space='world')).length()
if distBetweenCtrls < 8.0:
upCtrl.s.set([distBetweenCtrls / 8.0] * 3)
ctrl.s.set([distBetweenCtrls / 8.0] * 3)
select(ctrl)
