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AE: Inverse Kinematic Character Animation

February 20, 2013, 07:46 AM

http://library.creativecow.net/devis_andrew/AE_Inv...

Standard character animation in After Effects uses a process called 'Forward Kinematics' in that we animate down a linked chain - for example, upper arm linked to forearm linked to hand. To get animation we need to move the items down the chain one at a time. Inverse Kinematics creates a link back up the chain such that moving the hand would also move the forearm and the upper arm without breaking that link. This is a simpler and easier to control form of animation often used in 3D programs...

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