GroupTechnicalManualExample6_2

{
  "piles": [
    {
      "center_x": 0.0,
      "center_y": 0.0,
      "diameter": 1.0
    },
    {
      "center_x": 3.0,
      "center_y": 0.0,
      "diameter": 1.0
    },
    {
      "center_x": -3.0,
      "center_y": 0.0,
      "diameter": 1.0
    },
    {
      "center_x": 0.0,
      "center_y": -2.0,
      "diameter": 1.0
    },
    {
      "center_x": 3.0,
      "center_y": -2.0,
      "diameter": 1.0
    },
    {
      "center_x": -3.0,
      "center_y": -2.0,
      "diameter": 1.0
    }
  ]
}