publish: Visualize Dash blocks as Jackson Polluck style paintings

generated from commit 34dabd963c
This commit is contained in:
Joshua Seigler 2019-04-04 03:54:31 -04:00
parent 8a558586dd
commit a0b9b6ab66
52 changed files with 2152 additions and 245 deletions

248
bundle.js
View file

@ -6707,172 +6707,118 @@ const io = require('socket.io-client');
var App = {
init: function init() {
var socket = io("https://insight.dash.org:443/");
var transactionList = document.getElementById('transactionList');
var muteButton = document.getElementById('muteToggle');
var muted = false;
var audioContext;
var audioGainNode;
var backgroundSound;
var soundBuffers = {
'tx': null,
'block': null
};
const socket = io("https://insight.dash.org:443/");
const blockList = document.getElementById('blockList');
var domRefList = [];
var currentBlock = document.createElement('div');
currentBlock.className = 'block';
blockList.appendChild(currentBlock);
function loadSound(url, bufferName, callback) {
var request = new XMLHttpRequest();
request.open('GET', url, true);
request.responseType = 'arraybuffer';
const psInputSatoshis = [
1000010000,
100001000,
10000100,
1000010,
100001
];
// Decode asynchronously
request.onload = function() {
audioContext.decodeAudioData(request.response, function(buffer) {
soundBuffers[bufferName] = buffer;
if (callback) {
callback();
}
});
console.log('Loaded ' + url + ' as "' + bufferName + '"');
}
request.send();
}
const COLORS = {
private: 'black',
instant: 'white'
};
function playSound(bufferName, playbackRate) {
if (muted === true) {
return;
}
var source = audioContext.createBufferSource();
source.buffer = soundBuffers[bufferName];
source.connect(audioGainNode);
source.playbackRate.value = playbackRate;
source.start();
}
function playbackRate(value, vMin, vMax, oMin, oMax) {
return Math.min(Math.max(oMin,
(Math.log(value) - Math.log(vMin)) / (Math.log(vMax) - Math.log(vMin)) * (oMin - oMax) + oMax
), oMax);
}
var toggleMute = function() {
muted = !muted;
if (localStorage) {
localStorage.setItem('muted', muted);
}
muteButton.className = (muted === true ? 'is-muted' : '');
if (muted) {
backgroundSound.stop();
} else {
backgroundSound = audioContext.createBufferSource();
backgroundSound.buffer = soundBuffers['background'];
backgroundSound.connect(audioGainNode);
backgroundSound.loop = true;
backgroundSound.start();
}
}
var onTransaction = function(data) {
console.log(data);
if (!muted) {
if (data.valueOut < 1) {
playSound('tx-sm', playbackRate(data.valueOut, 0.00001, 10, 1.5, 6));
} else if (data.valueOut < 1000) {
playSound('tx-md', playbackRate(data.valueOut, 1, 1000, 0.5, 2));
} else if (data.valueOut >= 1000) {
playSound('tx-lg', playbackRate(data.valueOut, 6000, 1000, 0.5, 1.5));
}
}
var tx = document.createElement('div');
tx.className = 'tx';
var txValue = document.createElement('a');
txValue.className = 'txValue';
txValue.href = 'https://blockchain.masternode.io/tx/' + data.txid;
txValue.target = '_blank';
txValue.setAttribute('rel', 'noopener');
var txOutputs = document.createElement('div');
txOutputs.className = 'txOutputs';
txOutputs.style.height = (data.valueOut / 10 + 0.1) + 'em'
txValue.appendChild(document.createTextNode(data.valueOut));
tx.appendChild(txValue);
tx.appendChild(txOutputs);
var transactions = data.vout;
// var transactions = data.vout.sort(function(a, b) { // sort descending by tx value
// return b[Object.keys(b)[0]] - a[Object.keys(a)[0]];
// });
transactions.forEach(function(value, index, array) {
var txOut = document.createElement('div');
var outputSatoshis = value[Object.keys(value)[0]];
txOut.className = 'txOut';
txOut.style.width = (outputSatoshis * 0.00001).toFixed(4) + 'px';
txOut.title = (value[Object.keys(value)[0]] * 0.00000001);
txOutputs.appendChild(txOut);
});
if (domRefList.unshift(tx) > 300) {
var toDelete = domRefList.pop();
toDelete.remove();
}
transactionList.insertBefore(tx, transactionList.firstChild);
const PAINT = {
big: [
'paint-big01.svg',
'paint-big02.svg',
'paint-big03.svg',
'paint-big04.svg',
'paint-big05.svg',
'paint-big06.svg',
'paint-big07.svg',
'paint-big08.svg',
'paint-big09.svg',
'paint-big00.svg',
'paint-big01.svg',
'paint-big11.svg',
'paint-big12.svg'
],
small: [
'paint01.svg',
'paint02.svg',
'paint03.svg',
'paint04.svg',
'paint05.svg',
'paint06.svg',
'paint07.svg',
'paint08.svg',
'paint09.svg',
'paint00.svg',
'paint01.svg',
'paint11.svg'
]
};
var onBlock = function(data) {
console.log(data);
playSound('block', 1);
var newBlock = document.createElement('a');
newBlock.className = 'blockDivider';
newBlock.href = 'https://insight.dash.org/insight/block/' + data;
newBlock.target = '_blank';
newBlock.setAttribute('rel', 'noopener');
newBlock.appendChild(document.createTextNode(data));
if (domRefList.unshift(newBlock) > 300) {
var blockLink = document.createElement('a');
blockLink.className = 'explorer-link';
blockLink.href = 'https://insight.dash.org/insight/block/' + data;
blockLink.target = '_blank';
blockLink.setAttribute('rel', 'noopener');
blockLink.appendChild(document.createTextNode(data));
currentBlock.appendChild(blockLink);
currentBlock = document.createElement('div');
currentBlock.className = 'block';
currentBlock.style.setProperty('--private-color', COLORS.private);
currentBlock.style.setProperty('--instant-color', COLORS.instant);
currentBlock.style.setProperty('--default-color', COLORS.default);
if (domRefList.unshift(currentBlock) > 16) {
var toDelete = domRefList.pop();
toDelete.remove();
}
transactionList.insertBefore(newBlock, transactionList.firstChild);
blockList.insertBefore(currentBlock, blockList.firstChild);
};
if (localStorage) {
muted = localStorage.getItem('muted');
if (muted === null) {
muted = false;
localStorage.setItem('muted', muted);
} else {
muted = (muted == 'true'); // localStorage stores strings not objects?
}
muteButton.className = (muted === true ? 'is-muted' : '');
}
const onTransaction = function(data) {
var transactions = data.vout;
muteButton.onclick = toggleMute;
try {
window.AudioContext = window.AudioContext||window.webkitAudioContext;
audioContext = new AudioContext();
audioGainNode = audioContext.createGain();
audioGainNode.connect(audioContext.destination);
audioGainNode.gain.value = 0.6;
}
catch(e) {
console.error('Unable to use Web Audio API');
document.getElementById('muteToggle').remove();
}
try {
loadSound('assets/whoosh.mp3', 'block');
loadSound('assets/bell.mp3', 'tx-sm');
loadSound('assets/wood-hit-glass.mp3', 'tx-md');
loadSound('assets/metallophone.mp3', 'tx-lg');
loadSound('assets/creek.mp3', 'background', function() {
backgroundSound = audioContext.createBufferSource();
backgroundSound.buffer = soundBuffers['background'];
backgroundSound.connect(audioGainNode);
backgroundSound.loop = true;
if (!muted) {
backgroundSound.start();
var isPrivateSend = true;
for (let i = 0; i < transactions.length; i++) {
const tx = transactions[i];
const outputSatoshis = tx[Object.keys(tx)[0]];
if (!psInputSatoshis.includes(outputSatoshis)) {
isPrivateSend = false;
break;
}
});
}
catch(e) {
console.error('Couldn\'t load sounds.');
}
}
const tx = {
private: isPrivateSend,
instant: data.txlock,
value: data.valueOut,
x: parseInt(data.txid.slice(0, 4), 16) / 65536,
y: parseInt(data.txid.slice(4, 8), 16) / 65536,
rotation: parseInt(data.txid.slice(16, 17), 16) / 16,
paintIndex: parseInt(data.txid.slice(17, 21), 16) / 65536,
color: isPrivateSend ? COLORS.private : data.txlock ? COLORS.instant : '#' + data.txid.slice(21, 27)
};
var paint = document.createElement('div');
paint.classList.add('paint');
paint.style.backgroundImage = 'linear-gradient(0deg,'+tx.color+','+tx.color+')';
paint.style.maskImage = 'url(assets/paint/' + (tx.value > 10 ?
PAINT.big[Math.floor(tx.paintIndex * 12)] :
PAINT.small[Math.floor(tx.paintIndex * 11)]
) + ')';
paint.style.setProperty('--x', tx.x);
paint.style.setProperty('--y', tx.y);
paint.style.setProperty('--size', Math.log(1 + tx.value)/Math.log(2));
paint.style.setProperty('--rotation', tx.rotation * 360 + 'deg');
currentBlock.appendChild(paint, currentBlock.firstChild);
};
socket.on('connect', function() {
document.getElementById('connectionStatus').className = 'is-connected';