---
root:
  items:
    - type: radial-gradient
      bounds: 50 50 300 300
      center: 150 150
      radius: 150 150
      # note: we need stops up to 1.4 because a repeating radial gradient
      # will fill the whole rect beyond 1.0. So the furthest radius we have
      # to fill in is the diagonal of the unit square
      stops: [0.0, red,
              0.1, red,
              0.1, blue,
              0.2, blue,
              0.2, red,
              0.3, red,
              0.3, blue,
              0.4, blue,
              0.4, red,
              0.5, red,
              0.5, blue,
              0.6, blue,
              0.6, red,
              0.7, red,
              0.7, blue,
              0.8, blue,
              0.8, red,
              0.9, red,
              0.9, blue,
              1.0, blue,
              1.0, red,
              1.1, red,
              1.1, blue,
              1.2, blue,
              1.2, red,
              1.3, red,
              1.3, blue,
              1.4, blue]