Finally fixing Bangle.js compass `heading`. Firmware 2v15.68 fixes it, but the bootloader now adds a patch on earlier firmwares. All apps using compass now updated to remove their individual fixes.

apps/alpinenav/ChangeLog

@@ -0,0 +1,2 @@
+0.01: New App!
+0.02: Added adjustment for Bangle.js magnetometer heading fix

apps/alpinenav/app.js

@@ -224,7 +224,7 @@ Bangle.on('mag', function (m) {
     if (isNaN(m.heading))
         compass_heading = "---";
     else
-        compass_heading = 360 - Math.round(m.heading);
+        compass_heading = Math.round(m.heading);
     current_colour = g.getColor();
     g.reset();
     g.setColor(background_colour);

apps/alpinenav/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "alpinenav",
   "name": "Alpine Nav",
-  "version": "0.01",
+  "version": "0.02",
   "description": "App that performs GPS monitoring to track and display position relative to a given origin in realtime",
   "icon": "app-icon.png",
   "tags": "outdoors,gps",

apps/astral/ChangeLog

@@ -2,3 +2,4 @@
 0.02: Fixed Whirlpool galaxy RA/DA, larger compass display, fixed moonphase overlapping battery widget
 0.03: Update to use Bangle.setUI instead of setWatch
 0.04: Tell clock widgets to hide.
+0.05: Added adjustment for Bangle.js magnetometer heading fix

apps/astral/app.js

@@ -834,7 +834,7 @@ Bangle.on('mag', function (m) {
     if (isNaN(m.heading))
         compass_heading = "---";
     else
-        compass_heading = 360 - Math.round(m.heading);
+        compass_heading = Math.round(m.heading);
   //  g.setColor("#000000");
    // g.fillRect(160, 10, 160, 20);
     g.setColor(display_colour);

apps/astral/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "astral",
   "name": "Astral Clock",
-  "version": "0.04",
+  "version": "0.05",
   "description": "Clock that calculates and displays Alt Az positions of all planets, Sun as well as several other astronomy targets (customizable) and current Moon phase. Coordinates are calculated by GPS & time and onscreen compass assists orienting. See Readme before using.",
   "icon": "app-icon.png",
   "type": "clock",

apps/beer/ChangeLog

@@ -0,0 +1,3 @@
+0.01: New App!
+0.02: Added adjustment for Bangle.js magnetometer heading fix
+      Bangle.js 2 compatibility

apps/beer/app-icon.js

@@ -1 +1 @@
-require("heatshrink").decompress(atob("mEwghC/AB0O/4AG8AXNgYXHmAXl94XH+AXNn4XH/wXW+YX/C6oWHAAIXN7sz9vdAAoXN9sznvuAAXf/vuC53jC4Xd7wXQ93jn3u9vv9vt7wXT/4tBAgIXQ7wvCC4PgC5sO6czIQJfBC6PumaPDC6wwCC50NYAJcBVgIDBCxrAFbgYXP7yoDF6TADL4YXPVAIXCRyAXC7wXW9zwBC6cNC9zABC4gWQC653CR4fQC6x3TF6gXXI4M9d6wAEC9EN73dAAZfQgczAAkwC/4XXAH4"))
+require("heatshrink").decompress(atob("mEw4cA///wH9/++1P+u3//3/qv/gv+KHkJkmABxcBBwNJkmQCJYOByQCCCBUCCItJkARQkgQHggLBku25IRDJQ4LCtu27Mt2RKJCInbAQIRLpYROglt24OB6wSC7dwLQ4LB9u2EgfbsARJ8u2mwRO+u3CNJtHCJFpCINALJoRCpCiGBoMSdQcpegIRGyaPB+QRDkARIyQRBc4YRKyet23iCJxHB6QRBzOJCJ+dCJY1CpfMGphrCp2YNZlL54CBEZgLBAQoRBiTFFCNMvmQRPndiEcJHEyQQECJMpAYIRQyARQwAROI4IAGB4wCBNAoRmhIRHCA4A/AAo"))

apps/beer/custom.html

@@ -127,6 +127,8 @@
 var img_nofix = require("heatshrink").decompress(atob("mUyxH+ACYhJDygtYGsqLVF8u02gziGBoyhQ5gwDGRozRGCQydGCgybGCwyZC5gAaGPQwnGRAwpGQ4xwGFYyFDKsrlYxYDCsBmUyg4yXLyUsFwMyq1WAgUsNCRjUmVXroAEq8yMbcllkskwCEkplDmQwDq0sC54xEHQ9RqQAGqIwCFgOBAASYBSgMBltRAA0sgJsOGJeBxAAGwMrgIXIloxOJYNSvl8CwIDCqMBlYxNC4wxQDIOCwVYDIIDBGJ9YwV8rADBwRJCSqAVCAYaVMC4oxCPYYxQSo4xMSpIxPY4T5HY54XIMbIxKgwXKfKjhEllWGJNWlgXJGLNXruCGI+CrtXGKP+GJB9HMZ6VO/wxJcI8lfJclfKAxKfJEAGJIXLGKSvBWYQZCMZbfEqTHBGJYyFfIo1DGJ4tDGJQwCGJB9IMZyVNGIYyEfJQxPfJgwEMgoZJgAxMltRAA0tGJQyEksslkmAQklGINXxDTBFwIDCq8rC4YACC4gwJMowAJldWAAwwBABowIGJ4AYGJIymGBQylGBgyjGBwyhGCAzeF6YycGCwzYF7IzVF7o1PDqYA=="));
 var img_fix = require("heatshrink").decompress(atob("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"));
 
+var W = g.getWidth(), H = g.getHeight();
+
 // https://github.com/Leaflet/Leaflet/blob/master/src/geo/projection/Projection.SphericalMercator.js
 function project(latlong) {
   var d = Math.PI / 180,
@@ -170,32 +172,30 @@ Bangle.on('GPS', function(f) {
 
 Bangle.on('mag', function(m) {
   if (!Bangle.isLCDOn()) return;
-  var headingrad = m.heading*Math.PI/180; // in radians
+  var headingrad = (360-m.heading)*Math.PI/180; // in radians
   if (!isFinite(headingrad)) headingrad=0;
   if (nearest)
-    g.drawImage(img_fix,120,120,{
+    g.drawImage(img_fix,W/2,H/2,{
       rotate: (Math.PI/2)+headingrad-nearestangle,
       scale:3,
     });
   else
-    g.drawImage(img_nofix,120,120,{
+    g.drawImage(img_nofix,W/2,H/2,{
       rotate: headingrad,
       scale:2,
     });
-  g.clearRect(60,0,180,24);
+  g.clearRect(0,0,W,24).setFontAlign(0,0).setFont("6x8");
-  g.setFontAlign(0,0);
-  g.setFont("6x8");
   if (fix.fix) {
-    g.drawString(nearest ? nearest.name : "---",120,4);
+    g.drawString(nearest ? nearest.name : "---",W/2,4);
     g.setFont("6x8",2);
-    g.drawString(nearest ? Math.round(nearestdist)+"m" : "---",120,16);
+    g.drawString(nearest ? Math.round(nearestdist)+"m" : "---",W/2,16);
   } else {
-    g.drawString(fix.satellites+" satellites",120,4);
+    g.drawString(fix.satellites+" satellites",W/2,4);
   }
 });
 Bangle.setCompassPower(1);
 Bangle.setGPSPower(1);
-g.clear();`;
+g.setColor("#fff").setBgColor("#000").clear();`;
 
         sendCustomizedApp({
           storage:[

apps/beer/metadata.json

@@ -1,11 +1,11 @@
 {
   "id": "beer",
   "name": "Beer Compass",
-  "version": "0.01",
+  "version": "0.02",
   "description": "Uploads all the pubs in an area onto your watch, so it can always point you at the nearest one",
   "icon": "app.png",
   "tags": "",
-  "supports": ["BANGLEJS"],
+  "supports": ["BANGLEJS","BANGLEJS2"],
   "custom": "custom.html",
   "storage": [
     {"name":"beer.app.js"},

apps/boot/ChangeLog

@@ -55,3 +55,5 @@
 0.49: Store first found clock as a setting to speed up further boots
 0.50: Allow setting of screen rotation
       Remove support for 2v11 and earlier firmware
+0.51: Remove patches for 2v10 firmware (BEEPSET and setUI)
+      Add patch to ensure that compass heading is corrected

apps/boot/bootupdate.js

@@ -76,28 +76,12 @@ if (s.brightness && s.brightness!=1) boot+=`Bangle.setLCDBrightness(${s.brightne
 if (s.passkey!==undefined && s.passkey.length==6) boot+=`NRF.setSecurity({passkey:${E.toJS(s.passkey.toString())}, mitm:1, display:1});\n`;
 if (s.whitelist) boot+=`NRF.on('connect', function(addr) { if (!(require('Storage').readJSON('setting.json',1)||{}).whitelist.includes(addr)) NRF.disconnect(); });\n`;
 if (s.rotate) boot+=`g.setRotation(${s.rotate&3},${s.rotate>>2});\n` // screen rotation
-// Pre-2v10 firmwares without a theme/setUI
+// ================================================== FIXING OLDER FIRMWARES
-delete g.theme; // deleting stops us getting confused by our own decl. builtins can't be deleted
+// 2v15.68 and before had compass heading inverted.
-if (!g.theme) {
+if (process.version.replace("v","")<215.68)
-  boot += `g.theme={fg:-1,bg:0,fg2:-1,bg2:7,fgH:-1,bgH:0x02F7,dark:true};\n`;
+  boot += `Bangle.on('mag',e=>{if(!isNaN(e.heading)) e.heading=360-e.heading;});`;
-}
-try {
-  Bangle.setUI({}); // In 2v12.xx we added the option for mode to be an object - for 2v12 and earlier, add a fix if it fails with an object supplied
-} catch(e) {
-  boot += `Bangle._setUI = Bangle.setUI;
-Bangle.setUI=function(mode, cb) {
-  if (Bangle.uiRemove) {
-    Bangle.uiRemove();
-    delete Bangle.uiRemove;
-  }
-  if ("object"==typeof mode) {
-    // TODO: handle mode.back?
-    mode = mode.mode;
-  }
-  Bangle._setUI(mode, cb);
-};\n`;
-}
 
+// ================================================== BOOT.JS
 // Append *.boot.js files
 // These could change bleServices/bleServiceOptions if needed
 var bootFiles = require('Storage').list(/\.boot\.js$/).sort((a,b)=>{

apps/boot/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "boot",
   "name": "Bootloader",
-  "version": "0.50",
+  "version": "0.51",
   "description": "This is needed by Bangle.js to automatically load the clock, menu, widgets and settings",
   "icon": "bootloader.png",
   "type": "bootloader",

apps/compass/ChangeLog

@@ -5,3 +5,4 @@
 0.05: Fix bearing not clearing correctly (visible in single or double digit bearings)
 0.06: Add button for force compass calibration
 0.07: Use 360-heading to output the correct heading value (fix #1866)
+0.08: Added adjustment for Bangle.js magnetometer heading fix

apps/compass/compass.js

@@ -20,7 +20,7 @@ ag.setColor(1).fillCircle(AGM,AGM,AGM-1,AGM-1);
 ag.setColor(0).fillCircle(AGM,AGM,AGM-11,AGM-11);
 
 function arrow(r,c) {
-  r=r*Math.PI/180;
+  r=(360-r)*Math.PI/180;
   var p = Math.PI/2;
   ag.setColor(c).fillPoly([
     AGM+AGH*Math.sin(r), AGM-AGH*Math.cos(r),
@@ -34,7 +34,7 @@ var oldHeading = 0;
 Bangle.on('mag', function(m) {
   if (!Bangle.isLCDOn()) return;
   g.reset();
-  if (isNaN(m.heading)) {    
+  if (isNaN(m.heading)) {
     if (!wasUncalibrated) {
       g.clearRect(0,24,W,48);
       g.setFontAlign(0,-1).setFont("6x8");
@@ -49,7 +49,7 @@ Bangle.on('mag', function(m) {
     g.setFontAlign(0,0).setFont("6x8",3);
     var y = 36;
     g.clearRect(M-40,24,M+40,48);
-    g.drawString(Math.round(360-m.heading),M,y,true);
+    g.drawString(Math.round(m.heading),M,y,true);
   }
 
 

apps/compass/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "compass",
   "name": "Compass",
-  "version": "0.07",
+  "version": "0.08",
   "description": "Simple compass that points North",
   "icon": "compass.png",
   "screenshots": [{"url":"screenshot_compass.png"}],

apps/dotmatrixclock/ChangeLog

@@ -1 +1,2 @@
 0.01: Create dotmatrix clock app
+0.02: Added adjustment for Bangle.js magnetometer heading fix

apps/dotmatrixclock/app.js

@@ -186,7 +186,7 @@ function drawCompass(lastHeading) {
     'NW'
   ];
   const cps = Bangle.getCompass();
-  let angle = cps.heading;
+  let angle = 360-cps.heading;
   let heading = angle?
     directions[Math.round(((angle %= 360) < 0 ? angle + 360 : angle) / 45) % 8]:
     "-- ";
@@ -351,4 +351,4 @@ Bangle.on('faceUp', (up) => {
     setSensors(1);
     resetDisplayTimeout();
   }
-});
+});

apps/dotmatrixclock/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "dotmatrixclock",
   "name": "Dotmatrix Clock",
-  "version": "0.01",
+  "version": "0.02",
   "description": "A clear white-on-blue dotmatrix simulated clock",
   "icon": "dotmatrixclock.png",
   "type": "clock",

apps/gpstrek/ChangeLog

@@ -3,3 +3,4 @@
 0.03: Fix listener for accel always active
       Use custom UI with swipes instead of leftright
 0.04: Fix compass heading
+0.05: Added adjustment for Bangle.js magnetometer heading fix

apps/gpstrek/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "gpstrek",
   "name": "GPS Trekking",
-  "version": "0.04",
+  "version": "0.05",
   "description": "Helper for tracking the status/progress during hiking. Do NOT depend on this for navigation!",
   "icon": "icon.png",
   "screenshots": [{"url":"screen1.png"},{"url":"screen2.png"},{"url":"screen3.png"},{"url":"screen4.png"}],

apps/gpstrek/widget.js

@@ -24,13 +24,13 @@ function onGPS(fix) {
 }
 
 function onMag(e) {
-  if (!state.compassHeading) state.compassHeading = e.heading;
+  if (!state.compassHeading) state.compassHeading = 360-e.heading;
-  
+
   //if (a+180)mod 360 == b then
   //return (a+b)/2 mod 360 and ((a+b)/2 mod 360) + 180 (they are both the solution, so you may choose one depending if you prefer counterclockwise or clockwise direction)
 //else
   //return arctan(  (sin(a)+sin(b)) / (cos(a)+cos(b) )
-  
+
   /*
   let average;
   let a = radians(compassHeading);
@@ -112,7 +112,7 @@ function stop(bg){
   saveState();
   Bangle.drawWidgets();
 }
-  
+
 function initState(){
   //cleanup volatile state here
   state.currentPos={};

apps/osmpoi/ChangeLog

@@ -1,3 +1,4 @@
 0.01: New App!
 0.02: Change img when no fix
 0.03: Add HTML class for Spectre.CSS
+0.04: Added adjustment for Bangle.js magnetometer heading fix

apps/osmpoi/custom.html

@@ -187,7 +187,7 @@ Bangle.on('GPS', function(f) {
 
 Bangle.on('mag', function(m) {
   if (!Bangle.isLCDOn()) return;
-  var headingrad = m.heading*Math.PI/180; // in radians
+  var headingrad = (360-m.heading)*Math.PI/180; // in radians
   if (!isFinite(headingrad)) headingrad=0;
   if (nearest)
     g.drawImage(img_fix,120,120,{

apps/osmpoi/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "osmpoi",
   "name": "POI Compass",
-  "version": "0.03",
+  "version": "0.04",
   "description": "Uploads all the points of interest in an area onto your watch, same as Beer Compass with more p.o.i.",
   "icon": "app.png",
   "tags": "tool,outdoors,gps",

apps/pooqroman/ChangeLog

@@ -1,3 +1,4 @@
 0.01: Initial check-in.
 0.02: Make internal menu time out + small fixes.
 0.03: Autolight feature.
+0.04: Added adjustment for Bangle.js magnetometer heading fix

apps/pooqroman/app.js

@@ -70,7 +70,7 @@ class Options {
             delay
         );
     }
-    
+
     bless(k) {
         Object.defineProperty(this, k, {
             get: () => this.backing[k],
@@ -103,7 +103,7 @@ class Options {
         if (this.bored) clearTimeout(this.bored);
         this.bored = setTimeout(_ => this.showMenu(), 15000);
     }
-    
+
     reset() {
         this.backing = {__proto__: this.constructor.defaults};
         this.writeBack(0);
@@ -145,7 +145,7 @@ class RomanOptions extends Options {
             Defaults: _ => {this.reset(); this.interact();}
         };
     }
-        
+
     interact() {this.showMenu(this.menu);}
 }
 
@@ -337,7 +337,7 @@ const events = {
     //            colour: colour, dramatic?: bool, event?: any}
     fixed: [{time: Number.POSITIVE_INFINITY}], // indexed by ms absolute
     wall: [{time: Number.POSITIVE_INFINITY}], // indexed by nominal ms + TZ ms
-    
+
     clean: function(now, l) {
         let o = now.getTimezoneOffset() * 60000;
         let tf = now.getTime() + l, tw = tf - o;
@@ -345,7 +345,7 @@ const events = {
         while (this.wall[0].time <= tw) this.wall.shift();
         while (this.fixed[0].time <= tf) this.fixed.shift();
     },
-    
+
     scan: function(now, from, to, f) {
         result = Infinity;
         let o = now.getTimezoneOffset() * 60000;
@@ -482,7 +482,7 @@ class Sidebar {
                 compassI,
                 this.x + 4 + imageWidth(compassI) / 2,
                 this.y + 4 + imageHeight(compassI) / 2,
-                a ? {rotate: c.heading / 180 * Math.PI} : undefined
+                a ? {rotate: (360-c.heading) / 180 * Math.PI} : undefined
             );
             this.y += 4 + imageHeight(compassI);
         }
@@ -535,13 +535,13 @@ class Roman {
     static pos(p, r) {
         let h = r * rectW / 2;
         let v = r * rectH / 2;
-        p = (p + 1) % 12;  
+        p = (p + 1) % 12;
         return p <= 2 ? [faceCX + h * (p - 1), faceCY - v]
             : p < 6 ? [faceCX + h, faceCY + v / 2 * (p - 4)]
             : p <= 8 ? [faceCX - h * (p - 7), faceCY + v]
             : [faceCX - h, faceCY - v / 2 * (p - 10)];
     }
-    
+
     alert(e, date, now, past) {
         const g = this.g;
         g.setColor(e.colour);
@@ -564,7 +564,7 @@ class Roman {
         }
         return Infinity;
     }
-    
+
     render(d, rate) {
         const g = this.g;
         const state = this.state || (g.clear(true), this.state = {});
@@ -625,7 +625,7 @@ class Roman {
             for (let h = keyHour; h < keyHour + 12; h++) {
                 g.drawString(
                     numeral(h % 24, options),
-                    faceX + layout[h % 12 * 2], 
+                    faceX + layout[h % 12 * 2],
                     faceY + layout[h % 12 * 2 + 1]
                 );
             }
@@ -643,7 +643,7 @@ class Roman {
             (e, t, p) => this.alert(e, t, d, p)
         );
         if (rate > requestedRate) rate = requestedRate;
-        
+
         // Hands
         // Here we are using incremental hands for hours and minutes.
         // If we quantised, we could use hand-crafted bitmaps, though.
@@ -668,7 +668,7 @@ class Clock {
         this.rates = {};
 
         this.options.on('done', () => this.start());
-        
+
         this.listeners = {
             charging: _ => {face.doIcons('charging'); this.active();},
             lock: _ => {face.doIcons('locked'); this.active();},
@@ -723,7 +723,7 @@ class Clock {
         this.face.reset(); // Cancel any ongoing background rendering
         return this;
     }
-    
+
     active() {
         const prev = this.rate;
         const now = Date.now();

apps/pooqroman/metadata.json

@@ -1,7 +1,7 @@
 { "id": "pooqroman",
   "name": "pooq Roman watch face",
   "shortName":"pooq Roman",
-  "version":"0.03",
+  "version":"0.04",
   "description": "A classic watch face with a certain dynamicity. Most amusing in 24h mode. Slide up to show more hands, down for less(!). By design does not support standard widgets, sorry!",
   "icon": "app.png",
   "type": "clock",

apps/route/ChangeLog

@@ -1,3 +1,4 @@
 0.01: New App!
 0.02: Change color from red->yellow to ease readability (fix #710)
 0.03: Color/positioning change to allow it to work with Bangle.js 1 (although not pretty)
+0.04: Added adjustment for Bangle.js magnetometer heading fix

apps/route/custom.html

@@ -231,7 +231,7 @@ document.getElementById("upload").addEventListener("click", function() {
     if (!Bangle.isLCDOn()) return;
 
     arrow(oldHeading,g.theme.bg);
-    var heading = m.heading + nextAngle;
+    var heading = (360-m.heading) + nextAngle;
     arrow(heading,"#f00");
     oldHeading = heading;
   }

apps/route/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "route",
   "name": "Route Viewer",
-  "version": "0.03",
+  "version": "0.04",
   "description": "Upload a KML file of a route, and have your watch display a map with how far around it you are",
   "icon": "app.png",
   "tags": "",

apps/waypointer/ChangeLog

@@ -3,3 +3,4 @@
 0.03: Silently use built in heading when no magnav calibration file is present
 0.04: Move waypoints.json (and editor) to 'waypoints' app
 0.05: Fix not displaying of wpindex = 0
+0.06: Added adjustment for Bangle.js magnetometer heading fix

apps/waypointer/app.js

@@ -80,7 +80,7 @@ function tiltfixread(O,S){
   var m = Bangle.getCompass();
   if (O === undefined || S === undefined) {
     // no valid calibration from magnav, use built in
-    return 360-m.heading;
+    return m.heading;
   }
   var g = Bangle.getAccel();
   m.dx =(m.x-O.x)*S.x; m.dy=(m.y-O.y)*S.y; m.dz=(m.z-O.z)*S.z;

apps/waypointer/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "waypointer",
   "name": "Way Pointer",
-  "version": "0.05",
+  "version": "0.06",
   "description": "Navigate to a waypoint using the GPS for bearing and compass to point way, uses the same waypoint interface as GPS Navigation",
   "icon": "waypointer.png",
   "tags": "tool,outdoors,gps",

apps/wpmoto/ChangeLog

@@ -1,3 +1,4 @@
 ...
 0.02: First update with ChangeLog Added
 0.03: Move waypoints.json (and editor) to 'waypoints' app
+0.04: Added adjustment for Bangle.js magnetometer heading fix

apps/wpmoto/app.js

@@ -134,7 +134,7 @@ function read_heading() {
     Bangle.setCompassPower(1);
     var d = 0;
     var m = Bangle.getCompass();
-    if (!isNaN(m.heading)) d = -m.heading;
+    if (!isNaN(m.heading)) d = m.heading;
     heading = d;
   }
 

apps/wpmoto/metadata.json

@@ -2,7 +2,7 @@
   "id": "wpmoto",
   "name": "Waypointer Moto",
   "shortName": "Waypointer Moto",
-  "version": "0.03",
+  "version": "0.04",
   "description": "Waypoint-based motorcycle navigation aid",
   "icon": "wpmoto.png",
   "tags": "tool,outdoors,gps",