Sverchok.0.6.0.0 (6b42044) | Blender.2.82(sub7) | Kakeami | 2020.05.16 | 07:04

Kakeami

{
  "export_version": "0.079",
  "framed_nodes": {},
  "groups": {},
  "nodes": {
    "Clip Vertices": {
      "bl_idname": "SvClipVertsNode",
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        2297.630615234375,
        1063.5093994140625
      ],
      "params": {},
      "width": 140.0
    },
    "Line": {
      "bl_idname": "SvLineNodeMK4",
      "color": [
        0.0,
        0.5,
        0.5
      ],
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        1791.2410888671875,
        1318.7056884765625
      ],
      "params": {
        "center": 1,
        "size": 1.0419999361038208,
        "split": 0
      },
      "use_custom_color": true,
      "width": 140.0
    },
    "List Join": {
      "bl_idname": "ListJoinNode",
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        2489.1025390625,
        1424.095703125
      ],
      "params": {},
      "width": 140.0
    },
    "List Join.001": {
      "bl_idname": "ListJoinNode",
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        2497.364501953125,
        1184.23779296875
      ],
      "params": {},
      "width": 140.0
    },
    "Matrix Apply": {
      "bl_idname": "SvMatrixApplyJoinNode",
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        2111.009765625,
        1376.0562744140625
      ],
      "params": {},
      "width": 140.0
    },
    "Mesh Join": {
      "bl_idname": "SvMeshJoinNode",
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        2649.194091796875,
        1341.4051513671875
      ],
      "params": {},
      "width": 140.0
    },
    "Number Range.001": {
      "bl_idname": "SvGenNumberRange",
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        1617.9383544921875,
        1314.5926513671875
      ],
      "params": {
        "count_": 5,
        "range_mode": "RANGE_STEP",
        "start_float": -0.5,
        "step_float": 0.25
      },
      "width": 140.0
    },
    "Offset line": {
      "bl_idname": "SvOffsetLineNode",
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        2819.777587890625,
        1362.7996826171875
      ],
      "params": {
        "offset": 0.009999999776482582
      },
      "width": 140.0
    },
    "Plane": {
      "bl_idname": "SvPlaneNodeMk3",
      "color": [
        0.0,
        0.5,
        0.5
      ],
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        2106.55517578125,
        1108.0911865234375
      ],
      "params": {
        "center": 1,
        "numx": 4,
        "numy": 4,
        "sizex": 1.0,
        "sizey": 1.0
      },
      "use_custom_color": true,
      "width": 140.0
    },
    "Scale": {
      "bl_idname": "SvScaleNodeMk3",
      "custom_socket_props": {
        "2": {
          "expanded": true
        }
      },
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        3007.103759765625,
        1353.830810546875
      ],
      "params": {
        "scale": [
          0.04899996519088745,
          0.04899996519088745,
          0.04899996519088745
        ]
      },
      "width": 140.0
    },
    "Vector Rewire": {
      "bl_idname": "SvVectorRewire",
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        2299.385009765625,
        1283.4215087890625
      ],
      "params": {
        "selected_mode_to": "Y"
      },
      "width": 140.0
    },
    "Vector in": {
      "bl_idname": "GenVectorsNode",
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        1963.29296875,
        1250.0792236328125
      ],
      "params": {},
      "width": 100.0
    },
    "Viewer BMesh": {
      "bl_idname": "SvBmeshViewerNodeV28",
      "color": [
        1.0,
        0.5889999866485596,
        0.21400000154972076
      ],
      "height": 100.0,
      "hide": false,
      "label": "",
      "location": [
        3304.729248046875,
        1372.8616943359375
      ],
      "params": {
        "basedata_name": "Alpha",
        "merge": 1,
        "object_select": 0
      },
      "use_custom_color": true,
      "width": 140.0
    }
  },
  "update_lists": [
    [
      "Number Range.001",
      0,
      "Vector in",
      1
    ],
    [
      "Line",
      0,
      "Matrix Apply",
      0
    ],
    [
      "Line",
      1,
      "Matrix Apply",
      1
    ],
    [
      "Vector in",
      0,
      "Matrix Apply",
      3
    ],
    [
      "Matrix Apply",
      0,
      "Vector Rewire",
      0
    ],
    [
      "Plane",
      0,
      "Clip Vertices",
      0
    ],
    [
      "Plane",
      2,
      "Clip Vertices",
      2
    ],
    [
      "Matrix Apply",
      0,
      "List Join",
      0
    ],
    [
      "Vector Rewire",
      0,
      "List Join",
      1
    ],
    [
      "Clip Vertices",
      0,
      "List Join",
      2
    ],
    [
      "Matrix Apply",
      1,
      "List Join.001",
      0
    ],
    [
      "Matrix Apply",
      1,
      "List Join.001",
      1
    ],
    [
      "Clip Vertices",
      1,
      "List Join.001",
      2
    ],
    [
      "List Join",
      0,
      "Mesh Join",
      0
    ],
    [
      "List Join.001",
      0,
      "Mesh Join",
      1
    ],
    [
      "Mesh Join",
      0,
      "Offset line",
      0
    ],
    [
      "Mesh Join",
      1,
      "Offset line",
      1
    ],
    [
      "Offset line",
      0,
      "Scale",
      0
    ],
    [
      "Scale",
      0,
      "Viewer BMesh",
      0
    ],
    [
      "Offset line",
      1,
      "Viewer BMesh",
      2
    ]
  ]
}

https://gist.github.com/8c4cd7a66bd94503675228cd2fa02cda

I looked at your node tree. I found that I should have to delete lose points. and I added "Delaunay 2D" to your node tree to complete this node tree.

although the node name's suffix is 2D but worked and I got beautiful results.

I should study Sverchok more.

Thank you for your comment.