kettlebell-swing

name	kettlebell-swing
description	Mimes a kettlebell swing, hinging the hips to hike the arms back then snapping them forward to shoulder height, on a loop. Use when the command mentions kettlebell swing, kettlebell, or hip hinge swing.
category	sport
disable-model-invocation	true
subskills	["move-torso","move-leg","move-arm","balance-and-posture"]

kettlebell-swing

A ballistic hip hinge: hike the straight arms down and back between the thighs, then snap the hips through to float the arms up to shoulder height. Loop.

How

• Hike (hinge): Spine:[55,0,0], knees soft (*UpLeg:[40,0,0],*Leg:[40,0,0]), arms back-down (*UpperArm:[140,0,0]), root.y:-0.15.
• Snap (stand): hips through (Spine:[-5,0,0], legs straight), arms float to shoulder height (*UpperArm:[90,0,0]), root.y:0. Loop.

Example

• "do kettlebell swings" -> {"durationMs":2000,"say":"Swing!","sequence":{"loop":true,"frames":[{"t":0,"pose":{"Spine":[55,0,0],"Chest":[10,0,0],"LeftUpLeg":[40,0,0],"RightUpLeg":[40,0,0],"LeftLeg":[40,0,0],"RightLeg":[40,0,0],"LeftUpperArm":[140,0,0],"RightUpperArm":[140,0,0]},"root":{"y":-0.15}},{"t":0.5,"pose":{"Spine":[-5,0,0],"Chest":[0,0,0],"LeftUpLeg":[0,0,180],"RightUpLeg":[0,0,180],"LeftLeg":[0,0,0],"RightLeg":[0,0,0],"LeftUpperArm":[90,0,0],"RightUpperArm":[90,0,0]},"root":{"y":0}},{"t":1,"pose":{"Spine":[55,0,0],"Chest":[10,0,0],"LeftUpLeg":[40,0,0],"RightUpLeg":[40,0,0],"LeftLeg":[40,0,0],"RightLeg":[40,0,0],"LeftUpperArm":[140,0,0],"RightUpperArm":[140,0,0]},"root":{"y":-0.15}}]}}