КП: Коническая передача — различия между версиями

  1 /*
  2 	Created by E.Starobinskii [starobinskii@yahoo.com],SPbPU, TheorMech, 2015.
  3 */
  4 $(document).ready(function(){
  5 /*
  6 		------<====== Prelusive ======>------
  7 */
  8 	var leadCone;
  9 	var drivenCone;
 10 	var gui = new dat.GUI();
 11 	var scene = new THREE.Scene();
 12 	var spotlight = new THREE.SpotLight(0xffffff);
 13 	var renderer = new THREE.WebGLRenderer({ antialias: false,alpha:true });
 14 	var camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 0.1, 1000);
 15 	var controls = new function() {
 16 	  this.angulator = 2.7;
 17 	  this.ratio = 2;
 18 	  this.rememberedRatio = this.ratio;
 19 	}
 20 		
 21 	camera.position.set(-45, 45, 45);
 22 	camera.lookAt(scene.position);
 23 	
 24 	spotlight.position.set(-45, 45, 45);
 25 	spotlight.castShadow = true;
 26 	
 27 	[leadCone, leadArbor, drivenCone, drivenArbor] = generateCones(controls.ratio);
 28 	
 29 	scene.add(leadCone);
 30 	scene.add(leadArbor);
 31 	scene.add(drivenCone);
 32 	scene.add(drivenArbor);
 33 	scene.add(spotlight);
 34 	scene.add(new THREE.AmbientLight(0x333333));
 35 	
 36 	renderer.setClearColor(0x000000, 0);
 37 	renderer.setSize(window.innerWidth, window.innerHeight);
 38 	renderer.shadowMapEnabled = true;
 39 	$('body').append('<div id="output">');
 40 	$("#output").append(renderer.domElement);
 41 	
 42 	gui.add(controls, 'angulator', -10, 10).name('Скорость вращ.');
 43 	gui.add(controls, 'ratio', 0.3, 3).name('Передат. число');
 44 		
 45 /*
 46 		   ------<====== End ======>------
 47 		------<====== Generator ======>------
 48 */
 49 	function generateCones(squaredRatio){
 50 		var PiBy2 = Math.PI / 2;
 51 		var ratio = Math.sqrt(squaredRatio);
 52 		var defaultConeRadius = 15;
 53 		var radiusDividedByRatio = defaultConeRadius / ratio;
 54 		var radiusMultipliedByRatio = defaultConeRadius * ratio;
 55 		var coneMaterial = new THREE.MeshLambertMaterial({map: THREE.ImageUtils.loadTexture('./source/coneMaterial.jpg')});
 56 		var arborMaterial = new THREE.MeshLambertMaterial({map: THREE.ImageUtils.loadTexture('./source/arborMaterial.jpg')});
 57 		var leadConeGeometry = new THREE.CylinderGeometry(0, radiusMultipliedByRatio, radiusDividedByRatio, 50);
 58 		var leadCone = new THREE.Mesh(leadConeGeometry, coneMaterial);
 59 		var leadArborGeometry = new THREE.CylinderGeometry(5, 5, 50, 50);
 60 		var leadArbor = new THREE.Mesh(leadArborGeometry, arborMaterial);
 61 		var drivenConeGeometry = new THREE.CylinderGeometry(0, radiusDividedByRatio, radiusMultipliedByRatio, 50);
 62 		var drivenCone = new THREE.Mesh(drivenConeGeometry, coneMaterial);
 63 		var drivenArborGeometry = new THREE.CylinderGeometry(5, 5, 50, 50);
 64 		var drivenArbor = new THREE.Mesh(drivenArborGeometry, arborMaterial);
 65 		
 66 		leadCone.position.z = - radiusDividedByRatio / 2;
 67 		leadArbor.position.z = - radiusDividedByRatio - 25;
 68 		leadCone.rotation.x = Math.PI / 2;
 69 		leadArbor.rotation.x = Math.PI / 2;
 70 		leadCone.castShadow = true;
 71 		leadArbor.castShadow = true;
 72 		drivenCone.position.x = radiusMultipliedByRatio / 2;
 73 		drivenArbor.position.x = radiusMultipliedByRatio + 25;
 74 		drivenCone.rotation.set(PiBy2, 0, PiBy2);
 75 		drivenArbor.rotation.set(PiBy2, 0, PiBy2);
 76 		drivenCone.castShadow = true;
 77 		drivenArbor.castShadow = true;
 78 
 79 		return [leadCone, leadArbor, drivenCone, drivenArbor];
 80 	}
 81 /*
 82 		   ------<====== End ======>------
 83 		------<====== Rendering ======>------
 84 */		
 85 	(function render() {
 86 	  var speed = controls.angulator / 100;
 87 	  var ratio = controls.ratio;
 88 	  
 89 	  if(controls.rememberedRatio != ratio){
 90 		  scene.remove(leadCone);
 91 		  scene.remove(leadArbor);
 92 		  scene.remove(drivenCone);
 93 		  scene.remove(drivenArbor);
 94 		  [leadCone, leadArbor, drivenCone, drivenArbor] = generateCones(ratio);
 95 		  scene.add(leadCone);
 96 		  scene.add(leadArbor);
 97 		  scene.add(drivenCone);
 98 		  scene.add(drivenArbor);
 99 		  controls.rememberedRatio = ratio;
100 	  }
101 	  
102 	  leadCone.rotateY(-speed);
103 	  leadArbor.rotateY(-speed);
104 	  drivenCone.rotateY(speed * ratio);
105 	  drivenArbor.rotateY(speed * ratio);
106 	  
107 	  requestAnimationFrame(render);
108 	  renderer.render(scene, camera);
109 	})();
110 /*
111 		   ------<====== End ======>------
112 */
113 });

 1 /*
 2 	Created by E.Starobinskii [starobinskii@yahoo.com],SPbPU, TheorMech, 2015.
 3 */
 4 body{
 5 	margin: 0;
 6 	padding: 0;
 7 	background: gainsboro;
 8 	overflow: hidden;
 9 	width: 100%;
10 	height: 100%;
11 	min-width: 700px;
12 }
13 img{display: none;}
14 #output:before,
15 #output:after{
16 	top: 40%;
17 	position: fixed;
18 	color: white;
19 	font-seight: bold;
20 	font-size: 24px;
21 	background: dodgerblue;
22 	border: 3px solid white;
23 	padding: 5px 10px;
24 }
25 #output:before{
26 	content: 'Ведущий вал';
27 	left: 5%;
28 }
29 #output:after{
30 	content: 'Ведомый вал';
31 	right: 5%;
32 }
33 #output canvas{
34 	width: 100%!important;
35 	height: auto!important;
36 }
37 .dg.main{
38 	width: 700px!important;
39 	float: none!important;
40 	border: 3px solid white;
41 	bottom: 0px;
42 	height: 144px;
43 	position: fixed;
44 	opacity: 0.1;
45 }
46 .dg.main:hover{opacity: 1;}
47 .dg *{
48 	font-size: 30px!important;
49 	line-height: 50px!important;
50 	color: white!important;
51 }
52 .dg li{
53 	height: 50px!important;
54 	background-color: dodgerblue!important;
55 	padding: 10px!important;
56 	border: none!important;
57 }
58 .dg li:first-child{
59 	border-bottom: 3px solid white!important;
60 }
61 .dg input[type='text'],
62 .dg .slider{
63 	height: 46px!important; 
64 	text-align: center;
65 	background-color: lightslategray!important;
66 }
67 .dg .slider-fg{
68 	background-color: white!important;
69 }
70 .dg .close-button{display: none;}

 1 <!DOCTYPE html>
 2 <html lang="ru">
 3 	<head>
 4 		<title></title>
 5 		<meta charset="utf-8">
 6 		<meta coder="E. Starobinskii">
 7 		<link rel="stylesheet" href="./source/common.css"></link>
 8 	</head>
 9 	<body>
10 		<script src="https://ajax.googleapis.com/ajax/libs/threejs/r69/three.min.js"></script>
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