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Awesome JavaScript Art with Demo Link
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| <!-- | |
| Live Demo: https://bl.ocks.org/coolboi567/raw/b8d13c0539cc62aa6d2926c60e4ddc7f | |
| --> | |
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Awesome JavaScript Art</title> | |
| </head> | |
| <body> | |
| <script> | |
| ! function() { | |
| function o(w, v, i) { | |
| return w.getAttribute(v) || i | |
| } | |
| function j(i) { | |
| return document.getElementsByTagName(i) | |
| } | |
| function l() { | |
| var i = j("script"), | |
| w = i.length, | |
| v = i[w - 1]; | |
| return { | |
| l: w, | |
| z: o(v, "zIndex", -1), | |
| o: o(v, "opacity", 1.0), | |
| c: o(v, "color", "0,0,0"), | |
| n: o(v, "count", 40) | |
| } | |
| } | |
| function k() { | |
| r = u.width = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth, n = u.height = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight | |
| } | |
| function b() { | |
| e.clearRect(0, 0, r, n); | |
| var w = [f].concat(t); | |
| var x, v, A, B, z, y; | |
| t.forEach(function(i) { | |
| i.x += i.xa, i.y += i.ya, i.xa *= i.x > r || i.x < 0 ? -1 : 1, i.ya *= i.y > n || i.y < 0 ? -1 : 1, e.fillStyle = "rgba(" + s.c + "," + s.o + ")", e.fillRect(i.x - 0.5, i.y - 0.5, 1, 1); | |
| for (v = 0; v < w.length; v++) { | |
| x = w[v]; | |
| if (i !== x && null !== x.x && null !== x.y) { | |
| B = i.x - x.x, z = i.y - x.y, y = B * B + z * z; | |
| y < x.max && (x === f && y >= x.max / 2 && (i.x -= 0.03 * B, i.y -= 0.03 * z), A = (x.max - y) / x.max, e.beginPath(), e.lineWidth = A / 2, e.strokeStyle = "rgba(" + s.c + "," + (A + 0.2) + ")", e.moveTo(i.x, i.y), e.lineTo(x.x, x.y), e.stroke()) | |
| } | |
| } | |
| w.splice(w.indexOf(i), 1) | |
| }), m(b) | |
| } | |
| var u = document.createElement("canvas"), | |
| s = l(), | |
| c = "c_n" + s.l, | |
| e = u.getContext("2d"), | |
| r, n, m = window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || function(i) { | |
| window.setTimeout(i, 1000 / 45) | |
| }, | |
| a = Math.random, | |
| f = { | |
| x: null, | |
| y: null, | |
| max: 20000 | |
| }; | |
| u.id = c; | |
| u.style.cssText = "position:fixed;top:0;left:0;z-index:" + s.z + ";opacity:" + s.o; | |
| j("body")[0].appendChild(u); | |
| k(), window.onresize = k; | |
| window.onmousemove = function(i) { | |
| i = i || window.event, f.x = i.clientX, f.y = i.clientY | |
| }, window.onmouseout = function() { | |
| f.x = null, f.y = null | |
| }; | |
| for (var t = [], p = 0; s.n > p; p++) { | |
| var h = a() * r, | |
| g = a() * n, | |
| q = 2 * a() - 1, | |
| d = 2 * a() - 1; | |
| t.push({ | |
| x: h, | |
| y: g, | |
| xa: q, | |
| ya: d, | |
| max: 6000 | |
| }) | |
| } | |
| setTimeout(function() { | |
| b() | |
| }, 100) | |
| }(); | |
| </script> | |
| </body> | |
| </html> |
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