Twisty Stretchy IK Spline - Rigging a subway train handle

Twisty stretchy IK spline subway train handle rig made in Maya.

00:00 Intro
00:27 Project specifiactions
01:38 The model
02:29 Creating joints on a curve
03:25 Invert joints direction on a curve
03:46 Controlling the joints through a curve: the IK spline
04:46 Controlling the curve through 2 joints: skin that curve!
06:06 making the IK spline Twist: IK spline advanced twist controls
09:01 making the IK spline stretch: curvelength info node and node conntections
15:45 troubleshooting the twist
16:15 controlling the geometry through a lattice
16:38 controlling the lattice through the joints
16:51 adding influences to the lattice and tweaking the lattice smooth weights
17:43 creating the animation controls

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► Python snippet to connect multiply divide to joints: https://drive.google.com/file/d/1s-D3...
► Mel snippet to add Curveinfo node to curve in Maya - "arclen -ch 1"
► Waluigi58's advanced twist spline ik maya -    • advanced twist spline ik maya  
► Daniel Franco's Curve to joints MAYA (Python) -    • Stretchy Spine Maya 2017  
► Daniel Franco's Curve to joints MAYA (Python) - Direct link - https://www.dropbox.com/s/lo5uuw3w735...
► Bob McAfee's GB Stretchy Spine Maya -    • Stretchy Spine Maya 2017  

► Connector script for Maya - https://www.highend3d.com/maya/script...
► KK Controllers script Maya - https://www.highend3d.com/maya/script...

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