Martial arts · Upper legs

Horse stance

Target Quadriceps  ·  Equipment Body weight  ·  Level Intermediate  ·  Reps 4

Horse stance is a intermediate-level martial arts movement targeting the quadriceps, written in Posecode, a small open-source language that LLMs like ChatGPT, Claude, and Gemini can write to describe human movement as text. Every joint angle below is hard-clamped to a safe range of motion.

How to do it

1. Sink2s · ease-in-out Sink into a wide, low stance: thighs working, back tall, guard up
2. Rise2s · ease-out Press the floor away and stand tall

The .posecode source

This is the exact text an LLM writes to produce the animation above: phases and joint angles, not 3D transforms.

posecode posture "Horse stance"
  rig humanoid
  pose start = standing

  step "Sink" 2s ease-in-out:
    hips: flex 30
    hips: abduct 25
    knees: flex 90
    ankles: dorsiflex 10
    spine: extend 5
    shoulders: flex 80
    elbows: flex 90
    ground-lock: feet
    cue "Sink into a wide, low stance: thighs working, back tall, guard up"

  step "Rise" 2s ease-out:
    hips: flex 0
    hips: abduct 0
    knees: flex 0
    ankles: dorsiflex 0
    spine: flex 0
    shoulders: flex 0
    elbows: flex 0
    ground-lock: feet
    cue "Press the floor away and stand tall"

  repeat 4

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