diff --git a/permian-block.json b/permian-block.json
index 716106f..ae1fc4d 100644
--- a/permian-block.json
+++ b/permian-block.json
@@ -20,9 +20,9 @@
     {
       "type": "Point",
       "coordinates": [
-        -2.5782692181940763,
-        52.69870479531518,
-        78.267913818359375
+        -2.5762374962175207,
+        52.697851098877159,
+        131.42494201660156
       ]
     },
     {
diff --git a/sandwich.json b/sandwich.json
index 67ef287..b1431aa 100644
--- a/sandwich.json
+++ b/sandwich.json
@@ -1 +1,723 @@
-{"name": "sandwich", "origin": {"type": "Point", "coordinates": [1.3742582545277278, 51.285995044146965]}, "grid-scale": 1, "scale": 1, "default_proj": "EPSG:4326", "cameras": [{"type": "Point", "coordinates": [1.3742582545277278, 51.285995044146965]}], "recordsets": [{"display-name": "Mapbox Map", "id": "001", "datatype": "MapBox", "source": "", "properties": {"units": {"point": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}, "line": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}, "body": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}, "handle": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}}, "mapscale": 15, "map_size": 10, "elevation_source_type": "MapboxTerrain", "elevation_layer_type": "TerrainWithElevation", "imagery_source_type": "MapboxStreets"}, "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "position": null, "proj4": ""}, {"display-name": "All Points", "id": "002", "datatype": "Vector", "source": "test_data/all_points.geojson", "properties": {"units": {"point": {"color": [0.30000000000000004, 0.4750000000000001, 1, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [3.8000000000000003, 3.8000000000000003, 3.8000000000000003]}, "label": ""}, "line": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}, "body": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}, "handle": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}}, "source-type": "File", "bbox": [1.361678840190518, 51.30389391840869, 1.386837668864937, 51.26809616988523]}, "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "position": null, "proj4": ""}, {"display-name": "lines", "id": "003", "datatype": "Vector", "source": "test_data/lines.geojson", "properties": {"units": {"point": {"color": [1, 0.30000000000000004, 0.30000000000000004, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [2.5, 2.5, 2.5]}, "label": ""}, "line": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}, "body": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}, "handle": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}}, "source-type": "File"}, "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "position": null, "proj4": ""}, {"display-name": "Polygons", "id": "004", "datatype": "Vector", "source": "test_data/polys.geojson", "properties": {"units": {"point": {"color": [0.925, 1, 0.4, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}, "line": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}, "body": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [2.2, 2.2, 2.2]}, "label": ""}, "handle": {"color": [0, 0, 0, 1], "shape": "Spheroid", "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "label": ""}}, "source-type": "File"}, "transform": {"translate": [0.0, 0.0, 0.0], "rotate": [0.0, 0.0, 0.0, 1.0], "scale": [1.0, 1.0, 1.0]}, "position": null, "proj4": ""}], "version": "geo:1.0.4"}
\ No newline at end of file
+{
+  "version": "geo:1.0.4",
+  "name": "sandwich",
+  "origin": {
+    "type": "Point",
+    "coordinates": [
+      1.3742582545277278,
+      51.285995044146965
+    ]
+  },
+  "scales": [
+    29.9999981,
+    1.0,
+    1.0,
+    1.0
+  ],
+  "default_proj": "EPSG:4326",
+  "grid-scale": 1.0,
+  "cameras": [
+    {
+      "type": "Point",
+      "coordinates": [
+        1.3725325400850898,
+        51.296109049477977,
+        468.44168090820313
+      ]
+    },
+    {
+      "type": "Point",
+      "coordinates": [
+        1.3742582545277278,
+        51.285995044146965
+      ]
+    },
+    {
+      "type": "Point",
+      "coordinates": [
+        1.3742582545277278,
+        51.285995044146965
+      ]
+    },
+    {
+      "type": "Point",
+      "coordinates": [
+        1.3742582545277278,
+        51.285995044146965
+      ]
+    }
+  ],
+  "recordsets": [
+    {
+      "id": "001",
+      "display-name": "Mapbox Map",
+      "datatype": "MapBox",
+      "source": "",
+      "position": null,
+      "transform": {
+        "translate": [
+          0.0,
+          0.0,
+          0.0
+        ],
+        "rotate": [
+          0.0,
+          0.0,
+          0.0,
+          1.0
+        ],
+        "scale": [
+          1.0,
+          1.0,
+          1.0
+        ]
+      },
+      "properties": {
+        "units": {
+          "point": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          },
+          "line": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          },
+          "body": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          },
+          "handle": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          }
+        },
+        "dem": null,
+        "header-string": null,
+        "color-mode": "SinglebandGrey",
+        "colorinterp": null,
+        "filter": null,
+        "bbox": null,
+        "mapscale": 15,
+        "map_size": 10,
+        "elevation_layer_type": "TerrainWithElevation",
+        "imagery_source_type": "MapboxStreets",
+        "image_folder": null,
+        "bh-data": {
+          "x-field": null,
+          "y-field": null,
+          "z-field": null,
+          "id-field": null,
+          "inc-field": null,
+          "azi-field": null,
+          "from-field": null,
+          "to-field": null,
+          "data-field": null,
+          "data-source": null,
+          "log-id-field": null,
+          "Legend": null,
+          "eoh-field": null
+        }
+      },
+      "proj4": ""
+    },
+    {
+      "id": "002",
+      "display-name": "All Points",
+      "datatype": "Vector",
+      "source": "test_data/all_points.geojson",
+      "position": null,
+      "transform": {
+        "translate": [
+          0.0,
+          0.0,
+          0.0
+        ],
+        "rotate": [
+          0.0,
+          0.0,
+          0.0,
+          1.0
+        ],
+        "scale": [
+          1.0,
+          1.0,
+          1.0
+        ]
+      },
+      "properties": {
+        "units": {
+          "point": {
+            "color": [
+              0.3,
+              0.475,
+              1.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                3.8,
+                3.8,
+                3.8
+              ]
+            },
+            "label": ""
+          },
+          "line": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          },
+          "body": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          },
+          "handle": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          }
+        },
+        "dem": null,
+        "header-string": null,
+        "color-mode": "SinglebandGrey",
+        "colorinterp": null,
+        "filter": null,
+        "bbox": [
+          1.361678840190518,
+          51.30389391840869,
+          1.3868376688649371,
+          51.268096169885233
+        ],
+        "mapscale": 0,
+        "map_size": 0,
+        "image_folder": null,
+        "bh-data": {
+          "x-field": null,
+          "y-field": null,
+          "z-field": null,
+          "id-field": null,
+          "inc-field": null,
+          "azi-field": null,
+          "from-field": null,
+          "to-field": null,
+          "data-field": null,
+          "data-source": null,
+          "log-id-field": null,
+          "Legend": null,
+          "eoh-field": null
+        }
+      },
+      "proj4": ""
+    },
+    {
+      "id": "003",
+      "display-name": "lines",
+      "datatype": "Vector",
+      "source": "test_data/lines.geojson",
+      "position": null,
+      "transform": {
+        "translate": [
+          0.0,
+          0.0,
+          0.0
+        ],
+        "rotate": [
+          0.0,
+          0.0,
+          0.0,
+          1.0
+        ],
+        "scale": [
+          1.0,
+          1.0,
+          1.0
+        ]
+      },
+      "properties": {
+        "units": {
+          "point": {
+            "color": [
+              1.0,
+              0.3,
+              0.3,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                2.5,
+                2.5,
+                2.5
+              ]
+            },
+            "label": ""
+          },
+          "line": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          },
+          "body": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          },
+          "handle": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          }
+        },
+        "dem": null,
+        "header-string": null,
+        "color-mode": "SinglebandGrey",
+        "colorinterp": null,
+        "filter": null,
+        "bbox": null,
+        "mapscale": 0,
+        "map_size": 0,
+        "image_folder": null,
+        "bh-data": {
+          "x-field": null,
+          "y-field": null,
+          "z-field": null,
+          "id-field": null,
+          "inc-field": null,
+          "azi-field": null,
+          "from-field": null,
+          "to-field": null,
+          "data-field": null,
+          "data-source": null,
+          "log-id-field": null,
+          "Legend": null,
+          "eoh-field": null
+        }
+      },
+      "proj4": ""
+    },
+    {
+      "id": "004",
+      "display-name": "Polygons",
+      "datatype": "Vector",
+      "source": "test_data/polys.geojson",
+      "position": null,
+      "transform": {
+        "translate": [
+          0.0,
+          0.0,
+          0.0
+        ],
+        "rotate": [
+          0.0,
+          0.0,
+          0.0,
+          1.0
+        ],
+        "scale": [
+          1.0,
+          1.0,
+          1.0
+        ]
+      },
+      "properties": {
+        "units": {
+          "point": {
+            "color": [
+              0.925,
+              1.0,
+              0.4,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          },
+          "line": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          },
+          "body": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                2.2,
+                2.2,
+                2.2
+              ]
+            },
+            "label": ""
+          },
+          "handle": {
+            "color": [
+              0.0,
+              0.0,
+              0.0,
+              1.0
+            ],
+            "shape": "Spheroid",
+            "transform": {
+              "translate": [
+                0.0,
+                0.0,
+                0.0
+              ],
+              "rotate": [
+                0.0,
+                0.0,
+                0.0,
+                1.0
+              ],
+              "scale": [
+                1.0,
+                1.0,
+                1.0
+              ]
+            },
+            "label": ""
+          }
+        },
+        "dem": null,
+        "header-string": null,
+        "color-mode": "SinglebandGrey",
+        "colorinterp": null,
+        "filter": null,
+        "bbox": null,
+        "mapscale": 0,
+        "map_size": 0,
+        "image_folder": null,
+        "bh-data": {
+          "x-field": null,
+          "y-field": null,
+          "z-field": null,
+          "id-field": null,
+          "inc-field": null,
+          "azi-field": null,
+          "from-field": null,
+          "to-field": null,
+          "data-field": null,
+          "data-source": null,
+          "log-id-field": null,
+          "Legend": null,
+          "eoh-field": null
+        }
+      },
+      "proj4": ""
+    }
+  ]
+}
\ No newline at end of file