gipy: new release with bugfixes

apps/gipy/ChangeLog

@@ -80,3 +80,10 @@
 0.18:
 	* Major rewrite of display : now tile based
 	* We have a map. Never get lost again.
+
+0.19:
+	* Several fixes for osm requests and map computations
+	* Display path in leaflet
+	* Reduce framerate if locked
+	* Stroke to move around in the map
+	* Fix for missing paths in display

apps/gipy/app.js

@@ -243,6 +243,7 @@ class Map {
     let local_y = displayed_y - this.start_coordinates[1];
     let tile_x = Math.floor(local_x / this.side);
     let tile_y = Math.floor(local_y / this.side);
+
     let limit = 1;
     if (!zoomed) {
       limit = 2;
@@ -266,6 +267,18 @@ class Map {
             sin_direction
           )
         ) {
+//           let colors = [
+//             [0, 0, 0],
+//             [0, 0, 1],
+//             [0, 1, 0],
+//             [0, 1, 1],
+//             [1, 0, 0],
+//             [1, 0, 1],
+//             [1, 1, 0],
+//             [1, 1, 0.5],
+//             [0.5, 0, 0.5],
+//             [0, 0.5, 0.5],
+//           ];
           if (this.color[0] == 1 && this.color[1] == 0 && this.color[2] == 0) {
             this.display_thick_tile(
               x,
@@ -301,33 +314,32 @@ class Map {
     cos_direction,
     sin_direction
   ) {
-    let center_x = g.getWidth() / 2;
-    let center_y = g.getHeight() / 2 + Y_OFFSET;
+    let width = g.getWidth();
+    let height = g.getHeight();
+    let center_x = width / 2;
+    let center_y = height / 2 + Y_OFFSET;
     let side = this.side;
-    let x1 = tile_x * side;
-    let y1 = tile_y * side;
-    let x2 = x1 + side;
-    let y2 = y1 + side;
-    let scaled_x1 = (x1 - current_x) * scale_factor;
-    let scaled_y1 = (y1 - current_y) * scale_factor;
-    let rotated_x1 = scaled_x1 * cos_direction - scaled_y1 * sin_direction;
-    let rotated_y1 = scaled_x1 * sin_direction + scaled_y1 * cos_direction;
-    let scaled_x2 = (x2 - current_x) * scale_factor;
-    let scaled_y2 = (y2 - current_y) * scale_factor;
-    let rotated_x2 = scaled_x2 * cos_direction - scaled_y2 * sin_direction;
-    let rotated_y2 = scaled_x2 * sin_direction + scaled_y2 * cos_direction;
-
-    if (center_x < rotated_x1 && center_x < rotated_x2) {
+    let tile_center_x = (tile_x + 0.5) * side;
+    let tile_center_y = (tile_y + 0.5) * side;
+    let scaled_center_x = (tile_center_x - current_x) * scale_factor;
+    let scaled_center_y = (tile_center_y - current_y) * scale_factor;
+    let rotated_center_x = scaled_center_x * cos_direction - scaled_center_y * sin_direction;
+    let rotated_center_y = scaled_center_x * sin_direction + scaled_center_y * cos_direction;
+    let on_screen_center_x = center_x - rotated_center_x;
+    let on_screen_center_y = center_y + rotated_center_y;
+
+    let scaled_side = side * scale_factor * Math.sqrt(1/2);
+
+    if (on_screen_center_x + scaled_side <= 0) {
       return false;
     }
-    if (-center_x > rotated_x1 && -center_x > rotated_x2) {
+    if (on_screen_center_x - scaled_side >= width) {
       return false;
     }
-
-    if (center_y < rotated_y1 && center_y < rotated_y2) {
+    if (on_screen_center_y + scaled_side <= 0) {
       return false;
     }
-    if (-center_y > rotated_y1 && -center_y > rotated_y2) {
+    if (on_screen_center_y - scaled_side >= height) {
       return false;
     }
     return true;
@@ -652,8 +664,8 @@ class Status {
     } else {
       let previous_point = this.old_points[this.old_points.length - 1];
       let distance_to_previous = previous_point.distance(position);
-      // gps signal is noisy but rarely above 4 meters
-      if (distance_to_previous < 4) {
+      // gps signal is noisy but rarely above 5 meters
+      if (distance_to_previous < 5) {
         return null;
       }
     }
@@ -725,12 +737,6 @@ class Status {
     //     console.log("we are not late");
     // }
 
-    // // abort most frames if locked
-    // if (Bangle.isLocked() && this.gps_coordinates_counter % 5 != 0) {
-    //     console.log("we are filtered");
-    //   return;
-    // }
-
     if (this.path !== null) {
       // detect segment we are on now
       let res = this.path.nearest_segment(
@@ -803,6 +809,12 @@ class Status {
         }
       }
     }
+
+    // abort most frames if locked
+    if (Bangle.isLocked() && this.gps_coordinates_counter % 5 != 0) {
+      return;
+    }
+
     // re-display
     this.display();
   }
@@ -1391,8 +1403,8 @@ function start_gipy(path, maps, interests) {
     let s = status.adjusted_sin_direction;
     let rotated_x = xdiff * c - ydiff * s;
     let rotated_y = xdiff * s + ydiff * c;
-    status.displayed_x += rotated_x / ((status.scale_factor * 4) / 3);
-    status.displayed_y -= rotated_y / ((status.scale_factor * 4) / 3);
+    status.displayed_position.lon += 1.3 * rotated_x / status.scale_factor;
+    status.displayed_position.lat -= 1.3 * rotated_y / status.scale_factor;
     status.display();
   });
 

apps/gipy/interface.html

@@ -75,6 +75,9 @@
 	  document.getElementById('upload').disabled = true;
     if (displayed_polygon !== null) {
       displayed_polygon.remove();
+    }
+    if (displayed_path !== null) {
+      displayed_path.remove();
     }
       let polygon = get_polygon(gps_data);
       let min_lat = polygon[0];
@@ -97,11 +100,21 @@
         }
       }
       displayed_polygon = L.polygon(map_polygon).addTo(map);
+
+      let polyline = get_polyline(gps_data);
+      if (polyline.length > 0) {
+        let map_polyline = [];
+        for (let i = 0 ; i < polyline.length ; i+= 2) {
+          map_polyline.push([polyline[i], polyline[i+1]]);
+        }
+        displayed_path = L.polyline(map_polyline, {color: 'red'}).addTo(map);
+      }
+
       map.fitBounds(L.latLngBounds(L.latLng(min_lat, min_lng), L.latLng(max_lat, max_lng)));
 	  document.getElementById('convert').disabled = false;
 }
 
-import init, { load_gps_from_string, get_polygon, request_map, get_gps_content, get_gps_map_svg, gps_from_area } from "./pkg/gps.js";
+import init, { load_gps_from_string, get_polygon, get_polyline, request_map, get_gps_content, get_gps_map_svg, gps_from_area } from "./pkg/gps.js";
 console.log("imported wasm");
 
 // start map
@@ -138,6 +151,7 @@
 let gps_filename = null;
 let gps_content = null;
 let displayed_polygon = null;
+let displayed_path = null;
 
 init().then(() => {
 
@@ -200,7 +214,6 @@
         status.innerHTML = "file converted";
         gps_content = get_gps_content(gps_data);
         let svg_string = get_gps_map_svg(gps_data);
-        console.log("svg string is", svg_string);
         let img = document.getElementById("svgmap");
         img.innerHTML = svg_string;
         if (gps_filename !== null) {

apps/gipy/metadata.json

@@ -2,7 +2,7 @@
   "id": "gipy",
   "name": "Gipy",
   "shortName": "Gipy",
-  "version": "0.18",
+  "version": "0.19",
   "description": "Follow gpx files using the gps. Don't get lost in your bike trips and hikes.",
   "allow_emulator":false,
   "icon": "gipy.png",

apps/gipy/pkg/gps.d.ts

@@ -2,19 +2,24 @@
 /* eslint-disable */
 /**
 * @param {Gps} gps
+* @returns {string}
+*/
+export function get_gps_map_svg(gps: Gps): string;
+/**
+* @param {Gps} gps
 * @returns {Float64Array}
 */
 export function get_polygon(gps: Gps): Float64Array;
 /**
 * @param {Gps} gps
-* @returns {Uint8Array}
+* @returns {Float64Array}
 */
-export function get_gps_content(gps: Gps): Uint8Array;
+export function get_polyline(gps: Gps): Float64Array;
 /**
 * @param {Gps} gps
-* @returns {string}
+* @returns {Uint8Array}
 */
-export function get_gps_map_svg(gps: Gps): string;
+export function get_gps_content(gps: Gps): Uint8Array;
 /**
 * @param {Gps} gps
 * @param {string} key1
@@ -52,20 +57,21 @@ export type InitInput = RequestInfo | URL | Response | BufferSource | WebAssembl
 export interface InitOutput {
   readonly memory: WebAssembly.Memory;
   readonly __wbg_gps_free: (a: number) => void;
+  readonly get_gps_map_svg: (a: number, b: number) => void;
   readonly get_polygon: (a: number, b: number) => void;
+  readonly get_polyline: (a: number, b: number) => void;
   readonly get_gps_content: (a: number, b: number) => void;
-  readonly get_gps_map_svg: (a: number, b: number) => void;
   readonly request_map: (a: number, b: number, c: number, d: number, e: number, f: number, g: number, h: number, i: number, j: number, k: number, l: number, m: number, n: number, o: number, p: number, q: number) => number;
   readonly load_gps_from_string: (a: number, b: number) => number;
   readonly gps_from_area: (a: number, b: number, c: number, d: number) => number;
   readonly __wbindgen_malloc: (a: number) => number;
   readonly __wbindgen_realloc: (a: number, b: number, c: number) => number;
   readonly __wbindgen_export_2: WebAssembly.Table;
-  readonly _dyn_core__ops__function__FnMut__A____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__h6bb6801698d941c0: (a: number, b: number, c: number) => void;
+  readonly _dyn_core__ops__function__FnMut__A____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__hab13c10d53cd1c5a: (a: number, b: number, c: number) => void;
   readonly __wbindgen_add_to_stack_pointer: (a: number) => number;
   readonly __wbindgen_free: (a: number, b: number) => void;
   readonly __wbindgen_exn_store: (a: number) => void;
-  readonly wasm_bindgen__convert__closures__invoke2_mut__h33169a25550cd50b: (a: number, b: number, c: number, d: number) => void;
+  readonly wasm_bindgen__convert__closures__invoke2_mut__h26ce002f44a5439b: (a: number, b: number, c: number, d: number) => void;
 }
 
 export type SyncInitInput = BufferSource | WebAssembly.Module;