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skyspy: implement getting nth-strongest sattelite

master
Pavel Machek 2024-12-01 20:41:11 +01:00
parent 42c76208ef
commit 8f4243677a
1 changed files with 13 additions and 0 deletions
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13
apps/skyspy/skyspy.app.js
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@ -625,6 +625,17 @@ let sky = {
.setFontAlign(-1, -1) .setFontAlign(-1, -1)
.drawString(msg, 0, 0); .drawString(msg, 0, 0);
}, },
getSatSNR: function(n) {
if (n <= 0 || n > this.sats.length) {
throw new Error("Invalid value for n");
}
// Sort the satellites by snr in descending order
let sortedSats = this.sats.slice(0, this.snum).sort((a, b) => b.snr - a.snr);
// Return the SNR of the n-th strongest satellite
return sortedSats[n - 1].snr;
},
messageEnd: function() { messageEnd: function() {
this.old_msg = this.msg; this.old_msg = this.msg;
this.msg = {}; this.msg = {};
@ -632,6 +643,8 @@ let sky = {
this.msg.bd = {}; this.msg.bd = {};
this.msg.gl = {}; this.msg.gl = {};
this.drawSats(this.sats); this.drawSats(this.sats);
print("SNR/5: ", this.getSatSNR(5), this.getSatSNR(3), this.getSatSNR(1));
//print(this.sats);
if (this.sats_used < 5) if (this.sats_used < 5)
this.sky_start = getTime(); this.sky_start = getTime();
this.snum = 0; this.snum = 0;