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gipy: testing new code

master
frederic wagner 2022-07-12 16:57:34 +02:00
parent 3bcf4443c5
commit 46c6f8cd4d
2 changed files with 42 additions and 45 deletions
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2
apps/gipy/TODO
View File

@ -1,5 +1,3 @@
- plugins
- do not redraw if no coordinates changed
- display distance to target - display distance to target
- detect reached waypoints - detect reached waypoints

85
apps/gipy/app.js
View File

@ -10,6 +10,7 @@
var lat = null; var lat = null;
var lon = null; var lon = null;
var refresh_needed = false;
class Path { class Path {
constructor(filename) { constructor(filename) {
@ -96,27 +97,17 @@ class Point {
} }
function display(path) { function display(path) {
if (!refresh_needed) {
return;
}
refresh_needed = false;
g.clear(); g.clear();
g.setColor(g.theme.fg); g.setColor(g.theme.fg);
let next_segment = path.nearest_segment(new Point(lon, lat), current_segment-2, current_segment+3); // let next_segment = path.nearest_segment(new Point(lon, lat), current_segment-2, current_segment+3);
if (next_segment < current_segment) { current_segment = path.nearest_segment(new Point(lon, lat), 0, path.len);
console.log("error going from", current_segment, "back to", next_segment, "at", lon, lat);
console.log("we are at", fake_gps_point);
let previous_point = null;
for (let i = 0 ; i < current_segment+2 ; i++) {
let point = path.point(i);
if (previous_point !== null) {
let distance = new Point(lon, lat).distance_to_segment(previous_point, point);
console.log(i, distance);
}
previous_point = point;
}
}
current_segment = next_segment;
//current_segment = path.nearest_segment(new Point(lon, lat), 0, path.len);
let previous_point = null; let previous_point = null;
let start = Math.max(current_segment - 4, 0); let start = Math.max(current_segment - 5, 0);
let end = Math.min(current_segment + 5, path.len); let end = Math.min(current_segment + 7, path.len);
for (let i=start ; i < end ; i++) { for (let i=start ; i < end ; i++) {
let point = path.point(i); let point = path.point(i);
@ -143,43 +134,51 @@ function display(path) {
} }
g.setColor(g.theme.fgH); g.setColor(g.theme.fgH);
g.fillCircle(172/2, 172/2, 5); g.fillCircle(172/2, 172/2, 5);
Bangle.drawWidgets();
} }
Bangle.loadWidgets()
let path = new Path("test.gpc"); let path = new Path("test.gpc");
lat = path.min_lat; lat = path.min_lat;
lon = path.min_lon; lon = path.min_lon;
console.log("len is", path.len);
var current_segment = path.nearest_segment(new Point(lon, lat), 0, Number.MAX_VALUE); var current_segment = path.nearest_segment(new Point(lon, lat), 0, Number.MAX_VALUE);
// function set_coordinates(data) {
// if (!isNaN(data.lat)) { // let fake_gps_point = 0.0;
// lat = data.lat; // function simulate_gps(path) {
// } // let point_index = Math.floor(fake_gps_point);
// if (!isNaN(data.lon)) { // if (point_index >= path.len) {
// lon = data.lon; // return;
// } // }
// let p1 = path.point(point_index);
// let p2 = path.point(point_index+1);
// let alpha = fake_gps_point - point_index;
// lon = (1-alpha)*p1.lon + alpha*p2.lon;
// lat = (1-alpha)*p1.lat + alpha*p2.lat;
// fake_gps_point += 0.2;
// display(path);
// } // }
// Bangle.setGPSPower(true, "gipy");
// Bangle.on('GPS', set_coordinates); // setInterval(simulate_gps, 500, path);
function set_coordinates(data) {
let fake_gps_point = 0.0; let old_lat = lat;
function simulate_gps(path) { if (!isNaN(data.lat)) {
let point_index = Math.floor(fake_gps_point); lat = data.lat;
if (point_index >= path.len) { }
return; let old_lon = lon;
if (!isNaN(data.lon)) {
lon = data.lon;
}
if ((old_lat != lat)||(old_lon != lon)) {
refresh_needed = true;
} }
let p1 = path.point(point_index);
let p2 = path.point(point_index+1);
let alpha = fake_gps_point - point_index;
lon = (1-alpha)*p1.lon + alpha*p2.lon;
lat = (1-alpha)*p1.lat + alpha*p2.lat;
fake_gps_point += 0.2;
display(path);
} }
Bangle.setGPSPower(true, "gipy");
Bangle.on('GPS', set_coordinates);
setInterval(simulate_gps, 500, path);
//// setInterval(display, 1000, path); setInterval(display, 1000, path);