On brade pi

This commit is contained in:
Boris 2022-11-14 18:05:36 +01:00
parent f2886bcc8d
commit ffca895018
2 changed files with 19 additions and 50 deletions

View File

@ -55,19 +55,28 @@ function computeLonDistanceInKm (dest, orig) {
function computeDelay (latDistanceKm, lonDistanceKm, sonarDuration) {
placeDirection = Math.atan(latDistanceKm / lonDistanceKm);
placeWay = lonDistanceKm < 0 ? -1 : 1;
placeAngle = placeDirection * placeWay;
let placeDirection = Math.atan(latDistanceKm / lonDistanceKm);
let placeAngle = lonDistanceKm > 0 ? placeDirection : placeDirection + Math.PI;
unsignedAngle = placeAngle + (2 * Math.PI);
let unsignedAngle = placeAngle > 0 ? placeAngle : placeAngle + (2 * Math.PI);
animOrigAngle = 3 * Math.PI / 2;
animAngle_verbose = animOrigAngle + unsignedAngle;
animAngle_bounded = fmod(animAngle_verbose, (2 * Math.PI));
let animOrigAngle = 3 * Math.PI / 2;
let animAngle_verbose = animOrigAngle + unsignedAngle;
let animAngle_bounded = fmod(animAngle_verbose, (2 * Math.PI));
circleRatio = animAngle_bounded / (2 * Math.PI);
delay = circleRatio * sonarDuration;
console.log('psa', placeAngle)
// console.log('pua', unsignedAngle)
// console.log('uab', fmod(unsignedAngle, (2 * Math.PI)))
// console.log('aoa', animOrigAngle)
// console.log('aav', animAngle_verbose)
// console.log('aab', animAngle_bounded)
let circleRatio = animAngle_bounded / (2 * Math.PI);
let delay = circleRatio * sonarDuration;
console.log(' ')
return delay;
}
@ -88,6 +97,7 @@ for (place of places) {
} else {
console.log(place.getAttribute("data-place-name"))
var latDistanceKm = computeLatDistanceInKm(placeLat, origLat);
var lonDistanceKm = computeLonDistanceInKm(placeLon, origLon);

View File

@ -1,44 +1,3 @@
function fmod (x, y) {
// discuss at: https://locutus.io/php/fmod/
// original by: Onno Marsman (https://twitter.com/onnomarsman)
// input by: Brett Zamir (https://brett-zamir.me)
// bugfixed by: Kevin van Zonneveld (https://kvz.io)
// example 1: fmod(5.7, 1.3)
// returns 1: 0.5
let tmp
let tmp2
let p = 0
let pY = 0
let l = 0.0
let l2 = 0.0
tmp = x.toExponential().match(/^.\.?(.*)e(.+)$/)
p = parseInt(tmp[2], 10) - (tmp[1] + '').length
tmp = y.toExponential().match(/^.\.?(.*)e(.+)$/)
pY = parseInt(tmp[2], 10) - (tmp[1] + '').length
if (pY > p) {
p = pY
}
tmp2 = (x % y)
if (p < -100 || p > 20) {
// toFixed will give an out of bound error so we fix it like this:
l = Math.round(Math.log(tmp2) / Math.log(10))
l2 = Math.pow(10, l)
return (tmp2 / l2).toFixed(l - p) * l2
} else {
return parseFloat(tmp2.toFixed(-p))
}
}
const TAILLE_SPRITE = 32;
var places = document.getElementsByClassName('place');