Add type 2 (ocally_referenced) decoder

nodered/decode_locally_referenced_packet/decode_locally_referenced_packet.html

+<script type="text/javascript">
+    RED.nodes.registerType('Decode LocRef',{
+        category: 'locapack',
+        color: '#d06b5f',
+        defaults: {
+            name: {value:""}
+        },
+        inputs:1,
+        outputs:1,
+        icon: "file.png",
+        label: function() {
+            return this.name||"Decode LocRef";
+        }
+    });
+</script>
+
+<script type="text/html" data-template-name="Decode LocRef">
+    <div class="form-row">
+        <label for="node-input-name"><i class="icon-tag"></i> Name</label>
+        <input type="text" id="node-input-name" placeholder="Name">
+    </div>
+</script>
+
+<script type="text/html" data-help-name="Decode LocRef">
+    <p>A node that decodes Locapack type 2 payloads (Locally Referenced)</p>
+</script>

nodered/decode_locally_referenced_packet/decode_locally_referenced_packet.js

+module.exports = function(RED) {
+    function DecodeLocallyReferencedPacketNode(config) {
+        RED.nodes.createNode(this,config);
+        var node = this;
+        node.on('input', function(msg) {
+
+            var p = {};
+            var buff = msg.payload.LocaPack.payload;
+            var len = 0;
+            
+            // Get Header Field (hdr)
+            var hdr = {};
+            var hdr_raw = parseInt(buff[len]);
+            hdr.z_presence_flag = (hdr_raw & 0x80) ? true : false;
+            hdr.dop_presence_flag = (hdr_raw & 0x40) ? true : false;
+            hdr.frameofref_id_presence_flag = (hdr_raw & 0x20) ? true : false;
+            p.header = hdr;
+            len += 1;
+            
+            // Latitude
+            p.x = buff.readFloatLE(len);
+            len += 4;
+            
+            // Longitude
+            p.y = buff.readFloatLE(len);
+            len += 4;
+            
+            // If the message contains the z field
+            if (p.header.z_presence_flag ) {
+                p.z = buff.readFloatLE(len);
+                len += 4;
+            }
+            
+            // If the message contains the dop field
+            if (p.header.dop_presence_flag ) {
+                p.dop = buff.readFloatLE(len);
+                len += 4;
+            }
+
+            // If the message contains the frameofref_id field
+            if (p.header.frameofref_id_presence_flag ) {
+                p.frameofref_id = 0; //buff.readBigInt64LE(len);
+                len += 8;
+            }
+            
+            msg.payload.LocaPack["locallyReferencedPacket"] = p;
+
+            node.send(msg);
+        });
+    }
+    RED.nodes.registerType("Decode LocRef",DecodeLocallyReferencedPacketNode);
+}

nodered/decode_universal_gnss_packet/decode_universal_gnss_packet.html

@@ -22,5 +22,5 @@
 </script>
 
 <script type="text/html" data-help-name="Decode GNSS">
-    <p>A simple node that converts the message payloads decode_universal_gnss_packet</p>
+    <p>A node that decodes Locapack type 1 payloads (Universal GNSS)</p>
 </script>

nodered/package.json

@@ -11,7 +11,8 @@
   "node-red" : {
     "nodes": {
       "DecodeLocapackHeader": "decode_locapack_header/decode_locapack_header.js",
-      "DecodeUniversalGnssPacket": "decode_universal_gnss_packet/decode_universal_gnss_packet.js"
+      "DecodeUniversalGnssPacket": "decode_universal_gnss_packet/decode_universal_gnss_packet.js",
+      "DecodeLocallyReferencedPacket": "decode_locally_referenced_packet/decode_locally_referenced_packet.js"
     }
   }
 }