mirror of
https://github.com/optim-enterprises-bv/control-pane.git
synced 2025-11-04 03:47:49 +00:00
107 lines
2.7 KiB
JavaScript
107 lines
2.7 KiB
JavaScript
/*
|
||
<script src="https://cdnjs.cloudflare.com/ajax/libs/p5.js/0.5.12/p5.min.js" type="text/javascript"></script>
|
||
*/
|
||
/*
|
||
cool matrix effect
|
||
http://creativetier.com/code-rain-js/templates/rain-message/index.php?n=1
|
||
*/
|
||
/*
|
||
one more
|
||
https://dev.to/gnsp/making-the-matrix-effect-in-javascript-din
|
||
*/
|
||
var streams = [];
|
||
var fadeInterval = 1.6;
|
||
var symbolSize = 14;
|
||
|
||
function setup() {
|
||
createCanvas(
|
||
window.innerWidth,
|
||
window.innerHeight
|
||
);
|
||
background(0);
|
||
var x = 0;
|
||
for (var i = 0; i <= width / symbolSize; i++) {
|
||
var stream = new Stream();
|
||
stream.generateSymbols(x, random(-2000, 0));
|
||
streams.push(stream);
|
||
x += symbolSize
|
||
}
|
||
|
||
textFont('Consolas');
|
||
textSize(symbolSize);
|
||
}
|
||
|
||
function draw() {
|
||
background(0, 150);
|
||
streams.forEach(function(stream) {
|
||
stream.render();
|
||
});
|
||
}
|
||
|
||
function Symbol(x, y, speed, first, opacity) {
|
||
this.x = x;
|
||
this.y = y;
|
||
this.value;
|
||
this.speed = speed;
|
||
this.first = first;
|
||
this.opacity = opacity;
|
||
this.switchInterval = round(random(2, 25));
|
||
this.setToRandomSymbol = function() {
|
||
var charType = round(random(0, 5));
|
||
if (frameCount % this.switchInterval == 0) {
|
||
if (charType > 1) {
|
||
// set it to Katakana
|
||
this.value = String.fromCharCode(
|
||
0x30A0 + round(random(0, 96))
|
||
);
|
||
} else {
|
||
// set it to numeric
|
||
this.value = round(random(0,9));
|
||
}
|
||
}
|
||
}
|
||
|
||
this.rain = function() {
|
||
this.y = (this.y >= height) ? 0 : this.y += this.speed;
|
||
}
|
||
|
||
}
|
||
|
||
function Stream() {
|
||
this.symbols = [];
|
||
this.totalSymbols = round(random(5, 35));
|
||
this.speed = random(5, 22);
|
||
|
||
this.generateSymbols = function(x, y) {
|
||
var opacity = 255;
|
||
var first = round(random(0, 4)) == 1;
|
||
for (var i =0; i <= this.totalSymbols; i++) {
|
||
symbol = new Symbol(
|
||
x,
|
||
y,
|
||
this.speed,
|
||
first,
|
||
opacity
|
||
);
|
||
symbol.setToRandomSymbol();
|
||
this.symbols.push(symbol);
|
||
opacity -= (255 / this.totalSymbols) / fadeInterval;
|
||
y -= symbolSize;
|
||
first = false;
|
||
}
|
||
}
|
||
|
||
this.render = function() {
|
||
this.symbols.forEach(function(symbol) {
|
||
if (symbol.first) {
|
||
fill(140, 255, 170, symbol.opacity);
|
||
} else {
|
||
fill(0, 255, 70, symbol.opacity);
|
||
}
|
||
text(symbol.value, symbol.x, symbol.y);
|
||
symbol.rain();
|
||
symbol.setToRandomSymbol();
|
||
});
|
||
}
|
||
}
|