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index.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>PlanetSound</title>
<meta
name="viewport"
content="width=device-width, initial-scale=1, maximum-scale=1"
/>
<link rel="icon" type="image/png" sizes="174x174" href="./favicon.png" />
<script src="libraries/tone.js"></script>
<script src="libraries/tonejs-ui.js"></script>
<script src="libraries/astronomy.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.24.0/moment-with-locales.min.js"></script>
<style type="text/css">
tone-play-toggle {
margin-bottom: 10px;
}
</style>
</head>
<body>
<style>
#channels-container {
display: flex;
flex-wrap: wrap;
justify-content: space-around;
max-width: 600px;
}
#date-container {
text-align: center;
}
#planet-container {
width: 33%;
margin-bottom: 20px;
}
tone-play-toggle {
width: 100%;
}
#planet-container tone-channel {
flex-grow: 1;
width: 100%;
}
.frequency-label {
display: flex;
font-size: 9px;
width: 100%;
justify-content: center;
overflow: hidden;
text-overflow: ellipsis;
}
tone-slider {
width: 100%;
margin-bottom: 10px;
}
</style>
<tone-content>
<tone-explanation label="Planet Sound">
Planet distances from Earth on <br />
<strong><span id="date"></span></strong><br />
represented as sound from <span id="hz-min"></span> to
<span id="hz-max"></span><br /><br />
Use the slider to increase the speed of time <br /><br />
Built by Michael Caterisano using
<a href="https://tonejs.github.io/">tone.js</a>,
<a href="https://github.com/Tonejs/ui">tone.js/ui</a> and
<a href="http://cosinekitty.com/astronomy.js">astronomy.js</a>
</tone-explanation>
<br />
<div id="channels-container">
<tone-play-toggle></tone-play-toggle>
<tone-slider label="speed of time" min="1" max="10000000" value="1">
</tone-slider>
<div id="planet-container">
<div id="earth-distance" class="frequency-label"></div>
<div id="earth-frequency" class="frequency-label"></div>
<tone-channel label="earth" id="earth-channel"></tone-channel>
</div>
<div id="planet-container">
<div id="mercury-distance" class="frequency-label"></div>
<div id="mercury-frequency" class="frequency-label"></div>
<tone-channel label="mercury" id="mercury-channel"></tone-channel>
</div>
<div id="planet-container">
<div id="venus-distance" class="frequency-label"></div>
<div id="venus-frequency" class="frequency-label"></div>
<tone-channel label="venus" id="venus-channel"></tone-channel>
</div>
<div id="planet-container">
<div id="sun-distance" class="frequency-label"></div>
<div id="sun-frequency" class="frequency-label"></div>
<tone-channel label="sun" id="sun-channel"></tone-channel>
</div>
<div id="planet-container">
<div id="mars-distance" class="frequency-label"></div>
<div id="mars-frequency" class="frequency-label"></div>
<tone-channel label="mars" id="mars-channel"></tone-channel>
</div>
<div id="planet-container">
<div id="jupiter-distance" class="frequency-label"></div>
<div id="jupiter-frequency" class="frequency-label"></div>
<tone-channel label="jupiter" id="jupiter-channel"></tone-channel>
</div>
<div id="planet-container">
<div id="saturn-distance" class="frequency-label"></div>
<div id="saturn-frequency" class="frequency-label"></div>
<tone-channel label="saturn" id="saturn-channel"></tone-channel>
</div>
<div id="planet-container">
<div id="uranus-distance" class="frequency-label"></div>
<div id="uranus-frequency" class="frequency-label"></div>
<tone-channel label="uranus" id="uranus-channel"></tone-channel>
</div>
<div id="planet-container">
<div id="neptune-distance" class="frequency-label"></div>
<div id="neptune-frequency" class="frequency-label"></div>
<tone-channel label="neptune" id="neptune-channel"></tone-channel>
</div>
</div>
</tone-content>
<script type="text/javascript">
// VARS
let isPlaying = false;
let loopToggleId = null;
let speedOfTime = null;
let y2k = moment({ year: 2000, month: 0, day: 0 });
let date = moment();
let days = daysSince(y2k, date);
let hzMin = document.querySelector("#hz-min");
let hzMax = document.querySelector("#hz-max");
const NEPTUNE_MAX = 4700000000;
const HZ_MIN = 430;
const HZ_MAX = 3440;
let planets = {
earth: 0,
mercury: null,
venus: null,
mars: null,
jupiter: null,
saturn: null,
uranus: null,
neptune: null,
sun: null
};
const Astronomy = new AstronomyClass();
// init UI
let titleDate = document.querySelector("#date");
titleDate.innerText = `${date.format("MMM DD YYYY")}`;
hzMin.innerText = HZ_MIN + " Hz";
hzMax.innerText = HZ_MAX + " Hz";
// FUNCTIONS
//-----------------------------------------------------------------------
function daysSince(date1, date2) {
var ms_in_one_day = 1000 * 60 * 60 * 24;
var difference_ms = date2 - date1;
console.log(difference_ms / ms_in_one_day);
return difference_ms / ms_in_one_day;
}
//-----------------------------------------------------------------------
function makeChannel(name, osc, volume) {
const channel = new Tone.Channel({ volume: volume }).toMaster();
osc.chain(channel);
document.querySelector(`#${name}-channel`).bind(channel);
}
//-----------------------------------------------------------------------
function getNumberWithCommas(x) {
return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",");
}
//-----------------------------------------------------------------------
function updateDistanceDisplay(name, distance) {
let node = document.querySelector(`#${name}-distance`);
node.innerText = `${distance} km`;
}
//-----------------------------------------------------------------------
function updateFrequencyDisplay(name, frequency) {
let node = document.querySelector(`#${name}-frequency`);
node.innerText = `${frequency.toFixed(10)} Hz`;
}
//-----------------------------------------------------------------------
function togglePlaying(id) {
if (isPlaying) {
clearInterval(id);
isPlaying = false;
return;
} else {
loopToggleId = setInterval(updateFrequencies, 10);
isPlaying = true;
}
}
//-----------------------------------------------------------------------
function scale(value, inMin, inMax, outMin, outMax) {
return ((value - inMin) * (outMax - outMin)) / (inMax - inMin) + outMin;
}
//-----------------------------------------------------------------------
function AUtoKM(au) {
return au * 149597900;
}
//-----------------------------------------------------------------------
function objectMap(object, mapFn) {
return Object.keys(object).reduce(function(result, key) {
result[key] = mapFn(object[key]);
return result;
}, {});
}
//-----------------------------------------------------------------------
function getFrequency(distance) {
const distanceKM = AUtoKM(distance);
return scale(distanceKM, 0, NEPTUNE_MAX, HZ_MIN, HZ_MAX);
}
//-----------------------------------------------------------------------
function getPlanetFrequencies(planets) {
const planetFrequencies = objectMap(planets, getFrequency);
return planetFrequencies;
}
//-----------------------------------------------------------------------
function getPlanetDistances(day) {
const mercuryDistance = Astronomy.Mercury.DistanceFromEarth(day);
const venusDistance = Astronomy.Venus.DistanceFromEarth(day);
const marsDistance = Astronomy.Mars.DistanceFromEarth(day);
const jupiterDistance = Astronomy.Jupiter.DistanceFromEarth(day);
const saturnDistance = Astronomy.Saturn.DistanceFromEarth(day);
const uranusDistance = Astronomy.Uranus.DistanceFromEarth(day);
const neptuneDistance = Astronomy.Neptune.DistanceFromEarth(day);
const sunDistance = Astronomy.Sun.DistanceFromEarth(day);
planets = {
earth: 0,
mercury: mercuryDistance,
venus: venusDistance,
mars: marsDistance,
jupiter: jupiterDistance,
saturn: saturnDistance,
uranus: uranusDistance,
neptune: neptuneDistance,
sun: sunDistance
};
const planetDistancesKM = getPlanetFrequencies(planets);
return planetDistancesKM;
}
//-----------------------------------------------------------------------
function daysSince2000(date1, date2) {
//Get 1 day in milliseconds
var one_day = 1000 * 60 * 60 * 24;
// Convert both dates to milliseconds
var date1_ms = date1.getTime();
var date2_ms = date2.getTime();
// Calculate the difference in milliseconds
var difference_ms = date2_ms - date1_ms;
// Convert back to days and return
return difference_ms / one_day;
}
//-----------------------------------------------------------------------
function getFrequencies(dayCount) {
const y2k = new Date(2000, 0, 1);
const today = new Date();
// const days = daysSince2000(y2k, today);
const frequencies = getPlanetDistances(dayCount);
return frequencies;
}
//-----------------------------------------------------------------------
function getDistanceKM(name) {
const distance = AUtoKM(planets[name]);
console.log(`${name}: ${distance}`);
return distance;
}
//-----------------------------------------------------------------------
function updateFrequencies() {
document.querySelector("tone-slider").addEventListener("change", e => {
speedOfTime = e.detail;
});
let frequencies = getFrequencies(days);
days = daysSince(y2k, date);
/*** CONTROL SPEED THROUGH TIME HERE ***/
// move to current time on each call
// let now = moment();
//date = now;
// move forward one day on each call
if (speedOfTime === null) {
date = moment();
} else {
date.add(10 * speedOfTime, "milliseconds"); // alternatively move through time one day per function call
}
// update titleDate in UI
document.querySelector("#date").innerText = `${date.format(
"MMM DD YYYY HH:mm:ss:SS"
)}`;
// update planet distances in UI
const planetNames = Object.keys(frequencies);
for (let i = 0; i < planetNames.length; i++) {
let planet = planetNames[i];
let frequency = frequencies[planet]; // alternatively display frequency
let distance = getDistanceKM(planet).toFixed(3);
let distanceFormatted = getNumberWithCommas(distance);
updateDistanceDisplay(planet, distanceFormatted);
updateFrequencyDisplay(planet, frequency);
}
// update oscillator values
earthOscillator.frequency.value = frequencies["earth"];
mercuryOscillator.frequency.value = frequencies["mercury"];
venusOscillator.frequency.value = frequencies["venus"];
sunOscillator.frequency.value = frequencies["sun"];
marsOscillator.frequency.value = frequencies["mars"];
jupiterOscillator.frequency.value = frequencies["jupiter"];
saturnOscillator.frequency.value = frequencies["saturn"];
uranusOscillator.frequency.value = frequencies["uranus"];
neptuneOscillator.frequency.value = frequencies["neptune"];
}
// CREATE OSCILLATORS
let earthOscillator = new Tone.Oscillator({
type: "sine"
})
.sync()
.start(0);
let mercuryOscillator = new Tone.Oscillator({
type: "sine"
})
.sync()
.start(0);
let venusOscillator = new Tone.Oscillator({
type: "sine"
})
.sync()
.start(0);
let marsOscillator = new Tone.Oscillator({
type: "sine"
})
.sync()
.start(0);
let jupiterOscillator = new Tone.Oscillator({
type: "sine"
})
.sync()
.start(0);
let saturnOscillator = new Tone.Oscillator({
type: "sine"
})
.sync()
.start(0);
let uranusOscillator = new Tone.Oscillator({
type: "sine"
})
.sync()
.start(0);
let neptuneOscillator = new Tone.Oscillator({
type: "sine"
})
.sync()
.start(0);
let sunOscillator = new Tone.Oscillator({
type: "sine"
})
.sync()
.start(0);
// CREATE THE CHANNELS
makeChannel("earth", earthOscillator, -20);
makeChannel("mercury", mercuryOscillator, -25);
makeChannel("venus", venusOscillator, -25);
makeChannel("sun", sunOscillator, -25);
makeChannel("mars", marsOscillator, -25);
makeChannel("jupiter", jupiterOscillator, -28);
makeChannel("saturn", saturnOscillator, -28);
makeChannel("uranus", uranusOscillator, -29);
makeChannel("neptune", neptuneOscillator, -35);
// bind Tone.js transport toggle button to UI
const toggle = document.querySelector("tone-play-toggle");
toggle.bind(Tone.Transport);
// bind togglePlaying function to ui
toggle.onclick = function(e) {
e.preventDefault();
togglePlaying(loopToggleId);
};
</script>
</body>
</html>