It's not as if you didn't know...
A Pen by Gerard Ferrandez on CodePen.
Forked from anonymous/apparently-transparent.markdown
Last active
August 29, 2015 14:20
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| <div id="screen"> | |
| <div id="scene"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="translateZ(-1500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="translateZ(-1000px) rotateY(-90deg) translateZ(-500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="translateZ(-1000px) rotateY(90deg) translateZ(-500px)"> | |
| <img class="f" src="http://www.dhteumeuleu.com/images/kader-mur-bois-lumiere-big.jpg" data-transform="translateZ(-1000px) rotateX(90deg) translateZ(-300px)"> | |
| <img class="f" src="http://www.dhteumeuleu.com/images/subtlegrunge5.jpg" data-transform="translateZ(-1000px) rotateX(-90deg) translateZ(-300px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="translateX(-1000px) translateZ(-500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="translateX(-1000px) rotateY(90deg) translateZ(-500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="translateX(-1000px) rotateY(180deg) translateZ(-500px)"> | |
| <img class="f" src="http://www.dhteumeuleu.com/images/kader-mur-bois-lumiere-big.jpg" data-transform="translateX(-1000px) rotateX(90deg) translateZ(-300px)"> | |
| <img class="f" src="http://www.dhteumeuleu.com/images/subtlegrunge5.jpg" data-transform="translateX(-1000px) rotateX(-90deg) translateZ(-300px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="rotateY(180deg) translateZ(-1500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="rotateY(180deg) translateZ(-1000px) rotateY(-90deg) translateZ(-500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="rotateY(180deg) translateZ(-1000px) rotateY(90deg) translateZ(-500px)"> | |
| <img class="f" src="http://www.dhteumeuleu.com/images/kader-mur-bois-lumiere-big.jpg" data-transform="rotateY(180deg) translateZ(-1000px) rotateX(90deg) translateZ(-300px)"> | |
| <img class="f" src="http://www.dhteumeuleu.com/images/subtlegrunge5.jpg" data-transform="rotateY(180deg) translateZ(-1000px) rotateX(-90deg) translateZ(-300px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="rotateY(180deg) translateX(-1000px) translateZ(-500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="rotateY(180deg) translateX(-1000px) rotateY(90deg) translateZ(-500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.jpg" data-transform="rotateY(180deg) translateX(-1000px) rotateY(180deg) translateZ(-500px)"> | |
| <img class="f" src="http://www.dhteumeuleu.com/images/kader-mur-bois-lumiere-big.jpg" data-transform="rotateY(180deg) translateX(-1000px) rotateX(90deg) translateZ(-300px)"> | |
| <img class="f" src="http://www.dhteumeuleu.com/images/subtlegrunge5.jpg" data-transform="rotateY(180deg) translateX(-1000px) rotateX(-90deg) translateZ(-300px)"> | |
| <img class="s" src="http://www.dhteumeuleu.com/images/psd3.png" data-transform="translateZ(-1000px)"> | |
| <img class="s" src="http://www.dhteumeuleu.com/images/psd3.png" data-transform="rotateY(180deg) translateZ(-1000px)"> | |
| <img class="s" src="http://www.dhteumeuleu.com/images/psd3.png" data-transform="rotateY(90deg) translateZ(-1000px)"> | |
| <img class="s" src="http://www.dhteumeuleu.com/images/psd3.png" data-transform="rotateY(-90deg) translateZ(-1000px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.png" data-transform="translateZ(-500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.png" data-transform="rotateY(-90deg) translateZ(-500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.png" data-transform="rotateY(90deg) translateZ(-500px)"> | |
| <img src="http://www.dhteumeuleu.com/images/002_3000x2844n.png" data-transform="rotateY(180deg) translateZ(-500px)"> | |
| <img class="f" src="http://www.dhteumeuleu.com/images/kader-mur-bois-lumiere.jpg" data-transform="rotateX(90deg) translateZ(-300px)"> | |
| <img class="f" src="http://www.dhteumeuleu.com/images/subtlegrunge5.jpg" data-transform="rotateX(-90deg) translateZ(-300px)"> | |
| </div> | |
| </div> |
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| ! function() { | |
| // ==== images loader ==== | |
| document.addEventListener("DOMContentLoaded", function() { | |
| ge1doot.screen.loadImages("screen"); | |
| }); | |
| // ==== on load ==== | |
| window.addEventListener('load', function() { | |
| "use strict"; | |
| var faces, localTransform = []; | |
| // ==== init script ==== | |
| var screen = ge1doot.screen.init("screen", null, true); | |
| var pointer = screen.pointer.init({ | |
| move: function() { | |
| if (pointer.drag.y > 270) pointer.drag.y = 270; | |
| if (pointer.drag.y < -270) pointer.drag.y = -270; | |
| } | |
| }); | |
| faces = document.getElementById("scene").getElementsByTagName("img"); | |
| // ==== Easing ==== | |
| function Ease(speed, val) { | |
| this.speed = speed; | |
| this.target = val; | |
| this.value = val; | |
| } | |
| Ease.prototype.ease = function(target) { | |
| this.value += (target - this.value) * this.speed; | |
| } | |
| // ==== camera ==== | |
| var camera = { | |
| angle: { | |
| x: 0, | |
| y: 0, | |
| ease: { | |
| x: 0, | |
| y: 0 | |
| } | |
| }, | |
| pos: { | |
| x: 0, | |
| z: 0 | |
| }, | |
| vel: { | |
| x: 0.1, | |
| z: 0.1 | |
| }, | |
| fov: new Ease(0.01, 100), | |
| move: function() { | |
| this.angle.y = -(this.angle.ease.y += (pointer.drag.x - this.angle.ease.y) * 0.06) / 3; | |
| this.angle.x = (this.angle.ease.x += (pointer.drag.y - this.angle.ease.x) * 0.06) / 3; | |
| this.fov.ease(pointer.active ? 200 : 500); | |
| var a = this.angle.y * Math.PI / 180; | |
| var x = -Math.sin(a) * this.vel.x; | |
| var z = Math.cos(a) * this.vel.z; | |
| this.pos.x += x; | |
| this.pos.z += z; | |
| if (pointer.active) { | |
| if ((this.pos.x > 190 && x > 0) || (this.pos.x < -190 && x < 0)) this.vel.x *= 0.9; | |
| else { | |
| if (this.vel.x < 0.1) this.vel.x = 1; | |
| if (this.vel.x < 5) this.vel.x *= 1.1; | |
| } | |
| if ((this.pos.z > 190 && z > 0) || (this.pos.z < -190 && z < 0)) this.vel.z *= 0.9; | |
| else { | |
| if (this.vel.z < 0.1) this.vel.z = 1; | |
| if (this.vel.z < 5) this.vel.z *= 1.1; | |
| } | |
| } else { | |
| this.vel.x *= 0.9; | |
| this.vel.z *= 0.9; | |
| } | |
| a = Math.cos(this.angle.x * Math.PI / 180); | |
| var mx = -(1 * Math.cos((this.angle.y - 90) * Math.PI / 180) * a) * (500 - this.fov.value * 0.5); | |
| var mz = -(1 * Math.sin((this.angle.y - 90) * Math.PI / 180) * a) * (500 - this.fov.value * 0.5); | |
| var my = Math.sin(this.angle.x * Math.PI / 180) * 200; | |
| return "perspective(" + this.fov.value + "px) rotateX(" + this.angle.x + "deg) " + "rotateY(" + this.angle.y + "deg) translateX(" + (this.pos.x + mx) + "px) translateY(" + my + "px) translateZ(" + (this.pos.z + mz) + "px)"; | |
| } | |
| } | |
| // ==== init faces ==== | |
| for (var i = 0, n = faces.length; i < n; i++) { | |
| var elem = faces[i]; | |
| var s = elem.getAttribute("data-transform"); | |
| elem.style.transform = s; | |
| elem.style.webkitTransform = s; | |
| elem.style.visibility = "visible"; | |
| localTransform.push(s); | |
| } | |
| // ==== main loop ==== | |
| function run() { | |
| requestAnimationFrame(run); | |
| var globalcamera = camera.move(); | |
| // ==== anim faces ==== | |
| for (var i = 0, elem; elem = faces[i]; i++) { | |
| var s = globalcamera + localTransform[i]; | |
| elem.style.transform = s; | |
| elem.style.webkitTransform = s; | |
| } | |
| } | |
| // ==== start animation ==== | |
| requestAnimationFrame(run); | |
| }, false); | |
| }(); |
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| html { | |
| -ms-touch-action:none; | |
| -ms-content-zooming:none; | |
| } | |
| body { | |
| position:absolute; | |
| margin:0; | |
| padding:0; | |
| background:#333; | |
| width:100%; | |
| height:100%; | |
| } | |
| #screen { | |
| position: absolute; | |
| left:0; | |
| top:0; | |
| right:0; | |
| bottom:0; | |
| cursor:pointer; | |
| background:#000; | |
| user-select:none; | |
| overflow:hidden; | |
| } | |
| #scene { | |
| position: absolute; | |
| top: 50%; | |
| left: 50%; | |
| width: 0; | |
| height: 0; | |
| transform: translateZ(1000px); | |
| -webkit-transform: translateZ(1000px); | |
| } | |
| #scene img { | |
| position: absolute; | |
| visibility:hidden; | |
| margin:-300px -500px; | |
| backface-visibility: hidden; | |
| -webkit-backface-visibility: hidden; | |
| image-rendering: optimizeSpeed; | |
| image-rendering: -moz-crisp-edges; | |
| image-rendering: -o-crisp-edges; | |
| image-rendering: -webkit-optimize-contrast; | |
| image-rendering: optimize-contrast; | |
| -ms-interpolation-mode: nearest-neighbor; | |
| } | |
| #scene .f { | |
| margin:-500px -500px; | |
| } | |
| #scene .s { | |
| width:252px; | |
| height:600px; | |
| margin:-300px -126px; | |
| } |
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