From eed886c2f46226484f1da3d0e637a8be0c266c7a Mon Sep 17 00:00:00 2001 From: wow nero <_xxfedexx_@noreply.gitgud.wownero.nl> Date: Wed, 3 Nov 2021 22:08:24 +0000 Subject: [PATCH] Upload files to 'js' --- js/background.css | 17 ++++ js/background.js | 224 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 241 insertions(+) create mode 100644 js/background.css create mode 100644 js/background.js diff --git a/js/background.css b/js/background.css new file mode 100644 index 0000000..722c282 --- /dev/null +++ b/js/background.css @@ -0,0 +1,17 @@ +html, body { + width:100%; + height:100%; + padding:0px; + margin:0px; + /*background-color: rgb(38, 38, 38); Old browsers */ + /* #191d1e 50%,#283139 */ + background-attachment: fixed +} + +#projector { + position: absolute;/*fixed; */ + top: 0px; + left: 0px; + width:100%; + height:100%; +} \ No newline at end of file diff --git a/js/background.js b/js/background.js new file mode 100644 index 0000000..0a87f6f --- /dev/null +++ b/js/background.js @@ -0,0 +1,224 @@ +// Particles Engine + +var ParticleEngine = (function() { + 'use strict'; + + function ParticleEngine(canvas_id) { + // Enforces new + if (!(this instanceof ParticleEngine)) { + return new ParticleEngine(args); + } + + var _ParticleEngine = this; + + this.canvas_id = canvas_id; + this.stage = new createjs.Stage(canvas_id); + this.totalWidth = this.canvasWidth = document.getElementById(canvas_id).width = document.getElementById(canvas_id).offsetWidth; + this.totalHeight = this.canvasHeight = document.getElementById(canvas_id).height = document.getElementById(canvas_id).offsetHeight; + this.compositeStyle = "lighter"; + + this.particleSettings = [{id:"small", num:500/*300*/, fromX:0, toX:this.totalWidth, ballwidth:3, alphamax:0.4, areaHeight:.5, color:"#FFFF00"/*"#F0F0F0"*/, fill:false}, + {id:"medium", num:150/*100*/, fromX:0, toX:this.totalWidth, ballwidth:8, alphamax:0.3, areaHeight:1, color:"#DDDD00"/*"#C0C0C0"*/, fill:true}, + {id:"large", num:10, fromX:0, toX:this.totalWidth, ballwidth:30, alphamax:0.2, areaHeight:1, color:"#BBBB00"/*"#A0A0A0"*/, fill:true}]; + this.particleArray = []; + this.lights = [ + {ellipseWidth:0, ellipseHeight:0, alpha:0, offsetX:0, offsetY:0, color:"#FFF"}, + {ellipseWidth:0, ellipseHeight:0, alpha:0, offsetX:0, offsetY:0, color:"#FFF"}, + {ellipseWidth:0, ellipseHeight:0, alpha:0, offsetX:0, offsetY:0, color:"#FFF"}, + + /* + {ellipseWidth:400, ellipseHeight:100, alpha:0.15, offsetX:0, offsetY:0, color: "#FF00FF"},//"#D0D0D0"}, + {ellipseWidth:350, ellipseHeight:250, alpha:0.075, offsetX:-50, offsetY:0, color: "#EE00EE"},//"#B8B8B8"}, + {ellipseWidth:100, ellipseHeight:80, alpha:0.05, offsetX:80, offsetY:-50, color: "#F800F8"} + ]; //"#F8F8F8"}*/]; + + this.stage.compositeOperation = _ParticleEngine.compositeStyle; + + + function drawBgLight() + { + /*var light; + var bounds; + var blurFilter; + for (var i = 0, len = _ParticleEngine.lights.length; i < len; i++) { + light = new createjs.Shape(); + light.graphics.beginFill(_ParticleEngine.lights[i].color).drawEllipse(0, 0, _ParticleEngine.lights[i].ellipseWidth, _ParticleEngine.lights[i].ellipseHeight); + light.regX = _ParticleEngine.lights[i].ellipseWidth/2; + light.regY = _ParticleEngine.lights[i].ellipseHeight/2; + light.y = light.initY = _ParticleEngine.totalHeight/2 + _ParticleEngine.lights[i].offsetY; + light.x = light.initX =_ParticleEngine.totalWidth/2 + _ParticleEngine.lights[i].offsetX; + + blurFilter = new createjs.BlurFilter(_ParticleEngine.lights[i].ellipseWidth, _ParticleEngine.lights[i].ellipseHeight, 1); + bounds = blurFilter.getBounds(); + light.filters = [blurFilter]; + light.cache(bounds.x-_ParticleEngine.lights[i].ellipseWidth/2, bounds.y-_ParticleEngine.lights[i].ellipseHeight/2, bounds.width*2, bounds.height*2); + light.alpha = _ParticleEngine.lights[i].alpha; + + light.compositeOperation = "screen"; + _ParticleEngine.stage.addChildAt(light, 0); + + _ParticleEngine.lights[i].elem = light; + } + + TweenMax.fromTo(_ParticleEngine.lights[0].elem, 10, {scaleX:1.5, x:_ParticleEngine.lights[0].elem.initX, y:_ParticleEngine.lights[0].elem.initY},{yoyo:true, repeat:-1, ease:Power1.easeInOut, scaleX:2, scaleY:0.7}); + TweenMax.fromTo(_ParticleEngine.lights[1].elem, 12, { x:_ParticleEngine.lights[1].elem.initX, y:_ParticleEngine.lights[1].elem.initY},{delay:5, yoyo:true, repeat:-1, ease:Power1.easeInOut, scaleY:2, scaleX:2, y:_ParticleEngine.totalHeight/2-50, x:_ParticleEngine.totalWidth/2+100}); + TweenMax.fromTo(_ParticleEngine.lights[2].elem, 8, { x:_ParticleEngine.lights[2].elem.initX, y:_ParticleEngine.lights[2].elem.initY},{delay:2, yoyo:true, repeat:-1, ease:Power1.easeInOut, scaleY:1.5, scaleX:1.5, y:_ParticleEngine.totalHeight/2, x:_ParticleEngine.totalWidth/2-200}); + */ + } + + var blurFilter; + function drawParticles(){ + + for (var i = 0, len = _ParticleEngine.particleSettings.length; i < len; i++) { + var ball = _ParticleEngine.particleSettings[i]; + + var circle; + for (var s = 0; s < ball.num; s++ ) + { + circle = new createjs.Shape(); + if(ball.fill){ + circle.graphics.beginFill(ball.color).drawCircle(0, 0, ball.ballwidth); + blurFilter = new createjs.BlurFilter(ball.ballwidth/2, ball.ballwidth/2, 1); + circle.filters = [blurFilter]; + var bounds = blurFilter.getBounds(); + circle.cache(-50+bounds.x, -50+bounds.y, 100+bounds.width, 100+bounds.height); + }else{ + circle.graphics.beginStroke(ball.color).setStrokeStyle(1).drawCircle(0, 0, ball.ballwidth); + } + + circle.alpha = range(0, 0.1); + circle.alphaMax = ball.alphamax; + circle.distance = ball.ballwidth * 2; + circle.ballwidth = ball.ballwidth; + circle.flag = ball.id; + _ParticleEngine.applySettings(circle, ball.fromX, ball.toX, ball.areaHeight); + circle.speed = range(2, 10); + circle.y = circle.initY; + circle.x = circle.initX; + circle.scaleX = circle.scaleY = range(0.3, 1); + + _ParticleEngine.stage.addChild(circle); + + + animateBall(circle); + + _ParticleEngine.particleArray.push(circle); + } + } + } + + this.applySettings = function(circle, positionX, totalWidth, areaHeight) + { + circle.speed = range(1, 3); + circle.initY = weightedRange(0, _ParticleEngine.totalHeight , 1, [_ParticleEngine.totalHeight * (2-areaHeight/2)/4, _ParticleEngine.totalHeight*(2+areaHeight/2)/4], 0.8 ); + circle.initX = weightedRange(positionX, totalWidth, 1, [positionX+ ((totalWidth-positionX))/4, positionX+ ((totalWidth-positionX)) * 3/4], 0.6); + } + + function animateBall(ball) + { + var scale = range(0.3, 1); + var xpos = range(ball.initX - ball.distance, ball.initX + ball.distance); + var ypos = range(ball.initY - ball.distance, ball.initY + ball.distance); + var speed = ball.speed; + TweenMax.to(ball, speed, {scaleX:scale, scaleY:scale, x:xpos, y:ypos, onComplete:animateBall, onCompleteParams:[ball], ease:Cubic.easeInOut}); + TweenMax.to(ball, speed/2, {alpha:range(0.1, ball.alphaMax), onComplete:fadeout, onCompleteParams:[ball, speed]}); + } + + function fadeout(ball, speed) + { + ball.speed = range(2, 10); + TweenMax.to(ball, speed/2, {alpha:0 }); + } + + drawBgLight(); + drawParticles(); + } + + ParticleEngine.prototype.render = function() + { + this.stage.update(); + } + + ParticleEngine.prototype.resize = function() + { + this.totalWidth = this.canvasWidth = document.getElementById(this.canvas_id).width = document.getElementById(this.canvas_id).offsetWidth; + this.totalHeight = this.canvasHeight = document.getElementById(this.canvas_id).height = document.getElementById(this.canvas_id).offsetHeight; + this.render(); + + for (var i= 0, length = this.particleArray.length; i < length; i++) + { + this.applySettings(this.particleArray[i], 0, this.totalWidth, this.particleArray[i].areaHeight); + } + + /*for (var j = 0, len = this.lights.length; j < len; j++) { + this.lights[j].elem.initY = this.totalHeight/2 + this.lights[j].offsetY; + this.lights[j].elem.initX =this.totalWidth/2 + this.lights[j].offsetX; + TweenMax.to(this.lights[j].elem, .5, {x:this.lights[j].elem.initX, y:this.lights[j].elem.initY}); + }*/ + } + + return ParticleEngine; + +}()); + + +// UTILS + +function range(min, max) +{ + return min + (max - min) * Math.random(); +} + +function round(num, precision) +{ + var decimal = Math.pow(10, precision); + return Math.round(decimal* num) / decimal; +} + +function weightedRange(to, from, decimalPlaces, weightedRange, weightStrength) +{ + if (typeof from === "undefined" || from === null) { + from = 0; + } + if (typeof decimalPlaces === "undefined" || decimalPlaces === null) { + decimalPlaces = 0; + } + if (typeof weightedRange === "undefined" || weightedRange === null) { + weightedRange = 0; + } + if (typeof weightStrength === "undefined" || weightStrength === null) { + weightStrength = 0; + } + + var ret + if(to == from){return(to);} + + if(weightedRange && Math.random()<=weightStrength){ + ret = round( Math.random()*(weightedRange[1]-weightedRange[0]) + weightedRange[0], decimalPlaces ) + }else{ + ret = round( Math.random()*(to-from)+from, decimalPlaces ) + } + return(ret); +} + +///////////////// RUN CODE ////////////////////////// +////////////////////////////////////////////////////// + +var particles +(function(){ + particles = new ParticleEngine('projector'); + //createjs.Ticker.addEventListener("tick", updateCanvas); + setInterval(function() { + updateCanvas() + }, 50) + window.addEventListener('resize', resizeCanvas, false); + + function updateCanvas(){ + particles.render(); + } + + function resizeCanvas(){ + particles.resize(); + } + +}()); \ No newline at end of file