{
  "rig": "0.14.0",
  "document": {
    "title": "CAD boolean, fillet, NURBS surface",
    "defaultUnit": "mm"
  },
  "entities": [
    {
      "id": "stock",
      "components": {
        "rig.meta.named": { "name": "stock", "stableId": "stock" },
        "rig.cad.cuboid": { "sizeX": 40, "sizeY": 40, "sizeZ": 20 }
      }
    },
    {
      "id": "cutter",
      "components": {
        "rig.meta.named": { "name": "cutter", "stableId": "cutter" },
        "rig.spatial.transform": { "position": [0, 0, 8] },
        "rig.cad.cylinder": { "radius": 8, "height": 30 }
      }
    },
    {
      "id": "part",
      "components": {
        "rig.meta.named": { "name": "part", "stableId": "part" },
        "rig.cad.boolean": {
          "op": "difference",
          "operands": ["stock", "cutter"]
        },
        "rig.cad.fillet": { "radius": 2, "allEdges": true },
        "rig.interact.selectable": { "enabled": true }
      }
    },
    {
      "id": "cube-mesh",
      "components": {
        "rig.meta.named": { "name": "cube-mesh", "stableId": "cube-mesh" },
        "rig.spatial.transform": { "position": [-50, 0, 0] },
        "rig.geometry.mesh": {
          "mode": "triangles",
          "positions": [
            -5, -5, -5, 5, -5, -5, 5, 5, -5, -5, 5, -5,
            -5, -5, 5, 5, -5, 5, 5, 5, 5, -5, 5, 5
          ],
          "loops": [
            0, 1, 2, 3,
            4, 7, 6, 5,
            0, 4, 5, 1,
            1, 5, 6, 2,
            2, 6, 7, 3,
            3, 7, 4, 0
          ],
          "loopSizes": [4, 4, 4, 4, 4, 4]
        },
        "rig.cad.chamfer": {
          "distance": 1,
          "edges": [{ "a": 0, "b": 1 }, { "a": 1, "b": 2 }]
        }
      }
    },
    {
      "id": "patch",
      "components": {
        "rig.meta.named": { "name": "patch", "stableId": "patch" },
        "rig.spatial.transform": { "position": [60, 0, 0] },
        "rig.geometry.nurbs_surface": {
          "degreeU": 1,
          "degreeV": 1,
          "countU": 2,
          "countV": 2,
          "controlPoints": [
            [0, 0, 0],
            [20, 0, 0],
            [0, 20, 4],
            [20, 20, 0]
          ],
          "knotsU": [0, 0, 1, 1],
          "knotsV": [0, 0, 1, 1]
        }
      }
    }
  ]
}