nEngine/examples/sample-game/content/sprites/player-walk.yaml

# Player walk sprite (D38): 2-frame programmatic placeholder walk — the body,
# head, and hat layers shift 1px left/right per frame around the idle pose.
id: player-walk
frames:
  - name: step-a
    durationTicks: 1
    layers:
      - { shape: rect, x: 9, y: 16, w: 12, h: 12, fill: "#8d6e63" }
      - { shape: circle, x: 15, y: 12, r: 6, fill: "#ffccbc" }
      - { shape: rect, x: 9, y: 8, w: 12, h: 4, fill: "#ffb300" }
  - name: step-b
    durationTicks: 1
    layers:
      - { shape: rect, x: 11, y: 16, w: 12, h: 12, fill: "#8d6e63" }
      - { shape: circle, x: 17, y: 12, r: 6, fill: "#ffccbc" }
      - { shape: rect, x: 11, y: 8, w: 12, h: 4, fill: "#ffb300" }