Add vessel position to map.

Updates via websocket using the `realtime` channel notification
message.

lib/www/client/source/package.json

@@ -9,10 +9,12 @@
   "dependencies": {
     "@deck.gl/aggregation-layers": "^9.1.13",
     "@deck.gl/geo-layers": "^9.1.13",
+    "@deck.gl/mesh-layers": "^9.1.14",
     "@dougal/binary": "file:../../../modules/@dougal/binary",
     "@dougal/concurrency": "file:../../../modules/@dougal/concurrency",
     "@dougal/organisations": "file:../../../modules/@dougal/organisations",
     "@dougal/user": "file:../../../modules/@dougal/user",
+    "@loaders.gl/obj": "^4.3.4",
     "@mdi/font": "^7.2.96",
     "buffer": "^6.0.3",
     "core-js": "^3.6.5",

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

@@ -660,6 +660,7 @@ export default {
         maxPitch: 89
       },
 
+      vesselPosition: null,
       vesselTrackConfig: {
         lastRefresh: 0,
         refreshInterval: 12, // seconds
@@ -1580,18 +1581,46 @@ export default {
       }
     },
 
+    handleVesselPosition (context, {payload}) {
+      if (payload.new?.geometry?.coordinates) {
+        const now = Date.now();
+        const lastRefresh = this.vesselPosition?._lastRefresh;
+
+        // Limits refreshes to once every five seconds max
+        if (lastRefresh && (now-lastRefresh) < 5000) return;
+
+        this.vesselPosition = {
+          ...payload.new.meta,
+          tstamp: payload.new.tstamp,
+          _lastRefresh: now
+        };
+        if (this.vesselPosition.lineStatus == "offline") {
+          this.vesselPosition.x = this.vesselPosition.longitude ?? payload.new.geometry.coordinates[0];
+          this.vesselPosition.y = this.vesselPosition.latitude ?? payload.new.geometry.coordinates[1];
+        } else {
+          this.vesselPosition.x = this.vesselPosition.longitudeMaster
+            ?? payload.new.geometry.coordinates[0];
+          this.vesselPosition.y = this.vesselPosition.latitudeMaster
+            ?? payload.new.geometry.coordinates[1];
+        }
+        this.render();
+      }
+    },
+
     registerNotificationHandlers (action = "registerHandler") {
 
       ["raw_lines", "raw_shots", "final_lines", "final_shots"].forEach( table => {
         this.$store.dispatch(action, {
           table,
-
+          handler: this.handleSequences
-          handler: (context, message) => {
-            this.handleSequences(context, message);
-          }
         })
       });
 
+      this.$store.dispatch(action, {
+        table: 'realtime',
+        handler: this.handleVesselPosition
+      });
+
     },
 
     unregisterNotificationHandlers () {

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

@@ -6,6 +6,8 @@ import { Deck, WebMercatorViewport, FlyToInterpolator, CompositeLayer } from '@d
 import { GeoJsonLayer, LineLayer, PathLayer, BitmapLayer, ScatterplotLayer, ColumnLayer, IconLayer } from '@deck.gl/layers';
 import {HeatmapLayer} from '@deck.gl/aggregation-layers';
 import { TileLayer, MVTLayer, TripsLayer } from '@deck.gl/geo-layers';
+import { SimpleMeshLayer } from '@deck.gl/mesh-layers';
+import { OBJLoader } from '@loaders.gl/obj';
 
 //import { json } from 'd3-fetch';
 import * as d3a from 'd3-array';
@@ -254,29 +256,22 @@ export default {
     },
 
     vesselTrackPointsLayer (options = {}) {
-      return new ScatterplotLayer({
+
+      if (!this.vesselPosition) return;
+
+      return new SimpleMeshLayer({
         id: 'navp',
-        data: `/api/navdata?limit=100`,
+        data: [ this.vesselPosition ],
-        ...this.loadOptions(),
+        getColor: [ 255, 48, 0 ],
-        getPosition: (d) => ([d.longitude, d.latitude]),
+        getOrientation: d => [0, (270 - (d.heading ?? d.cmg ?? d.bearing ?? d.lineBearing ?? 0)) % 360 , 0],
-        getRadius: d => (d.speed),
+        getPosition: d => [ d.x, d.y ],
-        radiusScale: 1,
+        mesh: `/assets/boat0.obj`,
-        lineWidthMinPixels: 2,
+        sizeScale: 0.1,
-        getFillColor: d => d.guns
+        loaders: [OBJLoader],
-          ? d.lineStatus == "online"
-            ? [0xaa, 0x00, 0xff] // Online
-            : [0xd5, 0x00, 0xf9] // Soft start or guns otherwise active
-          : [0xea, 0x80, 0xfc],  // Offline, guns inactive
-        getLineColor: [127, 65, 90],
-        getColor: [ 255, 0, 0 ],
-        getPointRadius: 12,
-        radiusUnits: "pixels",
-        pointRadiusMinPixels: 4,
-        stroked: false,
-        filled: true,
         pickable: true,
         ...options
-      })
+      });
+
     },
 
     vesselTrackLinesLayer (options = {}) {

package-lock.json

@@ -39,10 +39,12 @@
       "dependencies": {
         "@deck.gl/aggregation-layers": "^9.1.13",
         "@deck.gl/geo-layers": "^9.1.13",
+        "@deck.gl/mesh-layers": "^9.1.14",
         "@dougal/binary": "file:../../../modules/@dougal/binary",
         "@dougal/concurrency": "file:../../../modules/@dougal/concurrency",
         "@dougal/organisations": "file:../../../modules/@dougal/organisations",
         "@dougal/user": "file:../../../modules/@dougal/user",
+        "@loaders.gl/obj": "^4.3.4",
         "@mdi/font": "^7.2.96",
         "buffer": "^6.0.3",
         "core-js": "^3.6.5",
@@ -13493,19 +13495,18 @@
       }
     },
     "node_modules/@deck.gl/mesh-layers": {
-      "version": "9.1.13",
+      "version": "9.1.14",
-      "resolved": "https://registry.npmjs.org/@deck.gl/mesh-layers/-/mesh-layers-9.1.13.tgz",
+      "resolved": "https://registry.npmjs.org/@deck.gl/mesh-layers/-/mesh-layers-9.1.14.tgz",
-      "integrity": "sha512-ujhe9FtB4qRRCXH/hY5p+IQ5VO/AC+/dtern6CTzYzjGnUnAvsbIgBZ3jxSlb1B/D3wlVE778W2cmv7MIToJJg==",
+      "integrity": "sha512-NVUw0yG4stJfrklWCGP9j8bNlf9YQc4PccMeNNIHNrU/Je6/Va6dJZg0RGtVkeaTY1Lk3A7wRzq8/M5Urfvuiw==",
-      "peer": true,
       "dependencies": {
         "@loaders.gl/gltf": "^4.2.0",
-        "@luma.gl/gltf": "^9.1.5",
+        "@luma.gl/gltf": "~9.1.9",
-        "@luma.gl/shadertools": "^9.1.5"
+        "@luma.gl/shadertools": "~9.1.9"
       },
       "peerDependencies": {
         "@deck.gl/core": "^9.1.0",
-        "@luma.gl/core": "^9.1.5",
+        "@luma.gl/core": "~9.1.9",
-        "@luma.gl/engine": "^9.1.5"
+        "@luma.gl/engine": "~9.1.9"
       }
     },
     "node_modules/@dougal/binary": {
@@ -13700,6 +13701,18 @@
         "@loaders.gl/core": "^4.3.0"
       }
     },
+    "node_modules/@loaders.gl/obj": {
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/@loaders.gl/obj/-/obj-4.3.4.tgz",
+      "integrity": "sha512-Rdn+NHjLI0jKYrKNicJuQJohnHh7QAv4szCji8eafYYMrVtSIonNozBXUfe/c4V7HL/FVvvHCkfC66rvLvayaQ==",
+      "dependencies": {
+        "@loaders.gl/loader-utils": "4.3.4",
+        "@loaders.gl/schema": "4.3.4"
+      },
+      "peerDependencies": {
+        "@loaders.gl/core": "^4.3.0"
+      }
+    },
     "node_modules/@loaders.gl/schema": {
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/schema/-/schema-4.3.4.tgz",