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@benmorgantd
Created April 12, 2017 06:10
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import maya.cmds as cmds
# copy SDK from one driven node to another
def copySDK():
# 1: Select driven object and then its driver
# 2: Select new driven object and then its driver
sel = cmds.ls(sl=1)
parentDriven = cmds.ls(sl=1)[0]
parentDriver = cmds.ls(sl=1)[1]
childDriven = cmds.ls(sl=1)[2]
childDriver = cmds.ls(sl=1)[3]
cmds.select(cl=1)
drivenAttrs = cmds.setDrivenKeyframe(parentDriven, q=1, driven=1)
# use copy and paste key on the driven attributes. You'll first need to establish the connection
# with the new SDK by setting a driven keyframe. The value doesn't matter.
# for each driven attr, find its driver attr'
for attr in drivenAttrs:
driverAtt = cmds.setDrivenKeyframe(attr, q=1, currentDriver=1)
# returns ".att"
strippedDrivenAtt = attr[attr.index("."):]
strippedDriverAtt = driverAtt[0][driverAtt[0].index("."):]
cmds.setDrivenKeyframe(childDriven + strippedDrivenAtt, currentDriver=childDriver + strippedDriverAtt)
cmds.select(parentDriven)
# now copy the keys from the parent to the child
cmds.copyKey(at=strippedDrivenAtt[1:])
cmds.select(childDriven)
cmds.pasteKey()
# that will copy the tangent weights and values but it doesn't look like it'll do infinity for us
# but we can query that from the parent driven attr and then set it
inTanInfinity = cmds.setInfinity(parentDriven + strippedDrivenAtt, q=1, pri=1)[0]
outTanInfinity = cmds.setInfinity(parentDriven + strippedDrivenAtt, q=1, poi=1)[0]
cmds.setInfinity(childDriven + strippedDrivenAtt, pri=inTanInfinity, poi=outTanInfinity)
"""
Example Workflow:
- do SDKs on one hand
- do a select search (up in top bar) for *_CURL and run the script
- do for *_FIST and *_SPREAD and it will work correctly :)
parentDriver = "L_handCtrl_ANIM"
childDriver = "R_handCtrl_ANIM"
sel = cmds.ls(sl=1)
parentDriven = sel[0:19]
childDriven = sel[19:]
a = 0
while a < len(parentDriven):
cmds.select(cl=1)
cmds.select(parentDriven[a],parentDriver,childDriven[a],childDriver,add=1)
copySDK()
a += 1
"""
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