Update the required schema version.

This is necessary for the comparisons code to work.

lib/www/client/source/src/lib/deck.gl/DougalBinaryLoader.js

@@ -84,8 +84,12 @@ const DougalBinaryLoader = {
       for (let k = 0; k < values.length; k++) {
         values[k] = new (k === 0 ? Uint16Array : k === 1 ? Uint32Array : k === 2 ? BigUint64Array : Float32Array)(totalCount);
       }
+    } else if (udv == 4) {
+      for (let k = 0; k < values.length; k++) {
+        values[k] = new (k === 0 ? Uint16Array : k === 1 ? Uint32Array : k === 2 ? Uint16Array : Float32Array)(totalCount);
+      }
     } else {
-      throw new Error(`Invalid udv: Expected 0, 1, or 2; found ${udv}`);
+      throw new Error(`Invalid udv: Expected 0, 1, 2, or 4; found ${udv}`);
     }
 
     let offset = 0;
@@ -110,7 +114,7 @@ const DougalBinaryLoader = {
       offset += chunk.jCount;
     }
 
-    console.log(`Parsed ${totalCount} points, ${values.length} value arrays`);
+    console.log(`Parsed ${totalCount} points, ${values.length} value arrays, udv = ${udv}`);
 
     const attributes = {
       getPosition: {

lib/www/client/source/src/views/Group.vue

@@ -1,5 +1,11 @@
 <template>
-  <v-container fluid fill-height class="ma-0 pa-0">
+    <dougal-group-map v-if="mapView"
+      :baseline="baseline"
+      :monitor="monitor"
+      :monitors="monitors"
+      @input="mapView=$event"
+    ></dougal-group-map>
+  <v-container fluid fill-height class="ma-0 pa-0" v-else>
 
     <v-overlay :value="loading && !comparisons.length" absolute>
       <v-progress-circular
@@ -21,7 +27,6 @@
       </v-row>
     </v-overlay>
 
-
     <v-row no-gutters align="stretch" class="fill-height">
       <v-col cols="12" v-if="groupFound">
 
@@ -79,6 +84,14 @@
           </template>
 
           <template v-slot:footer.prepend>
+
+            <v-btn v-if="baseline && !mapView"
+              text
+              color="primary"
+              title="Switch to map view"
+              @click="mapView = true"
+            >View map</v-btn>
+
             <v-btn v-if="comparison"
               text
               color="primary"
@@ -121,8 +134,9 @@
 <script>
 import { mapActions, mapGetters } from 'vuex'
 import AccessMixin from '@/mixins/access';
-import DougalGroupRepeatabilitySummary from '@/components/group-repeatability-summary.vue';
-import DougalGroupComparisonSummary from '@/components/group-comparison-summary';
+import DougalGroupRepeatabilitySummary from '@/components/groups/group-repeatability-summary.vue';
+import DougalGroupComparisonSummary from '@/components/groups/group-comparison-summary';
+import DougalGroupMap from '@/components/groups/group-map';
 
 export default {
   name: 'Group',
@@ -134,7 +148,7 @@ export default {
   components: {
     DougalGroupRepeatabilitySummary,
     DougalGroupComparisonSummary,
-
+    DougalGroupMap
   },
 
   data () {
@@ -182,6 +196,8 @@ export default {
         },
       ],
 
+      mapView: false,
+
       baseline: null,
       monitor: null,
       comparisons: []
@@ -210,6 +226,16 @@ export default {
       return this.projects.indexOf(this.baseline);
     },
 
+    monitors () {
+      if (this.baseline && this.comparisons) {
+        return this.comparisons
+          .filter( i => i.baseline_pid == this.baseline.pid )
+          .map( i => this.projects.find( p => p.pid == i.monitor_pid ));
+      } else {
+        return null;
+      }
+    },
+
     comparison () {
       return this.comparisons.find( row =>
         row.baseline_pid == this.baseline?.pid && row.monitor_pid == this.monitor?.pid

lib/www/server/lib/binary/bundle.js

@@ -273,6 +273,31 @@ function bundle (json, opts = {}) {
 		});
 
 		return encode.sequential(json, el => el.sequence, el => el.point, deltas, values, type)
+	} else if (type == 4) {
+		/* Bare final positions
+		 *
+		 * Δelem    0: Sequence no. (Uint16Array, Uint8Array)
+		 * elem   0‒1: Float32Array, Float32Array – Final positions (x, y)
+		 *
+		 */
+
+		deltas.push({
+			key: el => el[2],
+			baseType: Uint16Array,
+			incrType: Int8Array
+		});
+
+		values.push({
+			key: el => el[3],
+			type: Float32Array
+		});
+
+		values.push({
+			key: el => el[4],
+			type: Float32Array
+		});
+
+		return encode.sequential(json, el => el[0], el => el[1], deltas, values, type)
 	} else if (type == 0xa) {
 		/* 4D comparison data:
 		 *

lib/www/server/lib/db/sequence/get.js

@@ -15,11 +15,50 @@ async function getSummary (projectId, sequence, opts = {}) {
 	return res.rows[0];
 }
 
+async function getPoints (projectId, sequence, opts = {}) {
+
+	const offset = Math.abs(opts.offset) || Math.abs((opts.page-1)*opts.itemsPerPage) || 0;
+	const limit = Math.abs(opts.limit) || Math.abs(Number(opts.itemsPerPage)) || null;
+
+	const client = await setSurvey(projectId);
+
+	const restriction = sequence
+		? "sequence = $3"
+		: "TRUE OR $3";
+
+	const text = `
+		SELECT line, point, sequence, st_x(ST_Transform(geometry, 4326)) longitude, st_y(ST_Transform(geometry, 4326)) latitude
+		FROM final_shots
+		WHERE ${restriction}
+		ORDER BY sequence, point
+		OFFSET $1
+		LIMIT $2;
+	`;
+
+	try {
+		const res = await client.query({text, values: [offset, limit, sequence], rowMode: 'array'});
+		return res.rows;
+	} catch (err) {
+		console.error(err);
+		// throw { status: 500, message: "Internal error" };
+	} finally {
+		client.release();
+	}
+
+}
 
 async function get (projectId, sequence, opts = {}) {
 	if (opts.summary) {
 		return await getSummary(projectId, sequence, opts);
 	}
+	if (opts.type == 4) {
+		// The user is request that we send just the bare details:
+		// sequence, sailline, line, longitude, latitude.
+		//
+		// This will probably be a binary data request (though doesn't
+		// need to).
+		return await getPoints(projectId, sequence, opts);
+	}
 
 	const client = await setSurvey(projectId);
 

lib/www/server/package.json

@@ -16,7 +16,7 @@
       "api": "0.4.0"
     },
     "wanted": {
-      "db_schema": "^0.6.0"
+      "db_schema": "^0.6.5"
     }
   },
   "engines": {