-
Notifications
You must be signed in to change notification settings - Fork 1
/
index.html
186 lines (138 loc) · 4.54 KB
/
index.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width,hight=device-hight,minimum-scale=1.0,maximum-scale=1.0,ser-scalable=none"/>
<title>滑稽</title>
<style type="text/css">
body { margin: 0; padding: 0; position: relative; background-image: url(skin/images/xh.jpg); background-position: center; /*background-repeat: no-repeat;*/ width: 100%; height: 100%; background-size: 100% 100%; }
#jk {
width: 30%;
position: fixed;
right: 10px;
bottom: 40px;
}
</style>
</head>
<body id="body" onLoad="init()">
<script type="text/javascript" src="skin/js/threecanvas.js"></script>
<script type="text/javascript" src="skin/js/snow.js"></script>
<script type="text/javascript">
var SCREEN_WIDTH = window.innerWidth;//
var SCREEN_HEIGHT = window.innerHeight;
var container;
var particle;//粒子
var camera;
var scene;
var renderer;
var starSnow = 1;
var particles = [];
var particleImage = new Image();
//THREE.ImageUtils.loadTexture( "img/ParticleSmoke.png" );
particleImage.src = 'skin/images/ParticleSmoke.png';
function init() {
//alert("message3");
container = document.createElement('div');//container：画布实例;
document.body.appendChild(container);
camera = new THREE.PerspectiveCamera( 60, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 10000 );
camera.position.z = 1000;
//camera.position.y = 50;
scene = new THREE.Scene();
scene.add(camera);
renderer = new THREE.CanvasRenderer();
renderer.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);
var material = new THREE.ParticleBasicMaterial( { map: new THREE.Texture(particleImage) } );
//alert("message2");
for (var i = 0; i < 500; i++) {
//alert("message");
particle = new Particle3D( material);
particle.position.x = Math.random() * 2000-1000;
particle.position.z = Math.random() * 2000-1000;
particle.position.y = Math.random() * 2000-1000;
//particle.position.y = Math.random() * (1600-particle.position.z)-1000;
particle.scale.x = particle.scale.y = 1;
scene.add( particle );
particles.push(particle);
}
container.appendChild( renderer.domElement );
//document.addEventListener( 'mousemove', onDocumentMouseMove, false );
document.addEventListener( 'touchstart', onDocumentTouchStart, false );
document.addEventListener( 'touchmove', onDocumentTouchMove, false );
document.addEventListener( 'touchend', onDocumentTouchEnd, false );
setInterval( loop, 1000 / 60 );
}
var touchStartX;
var touchFlag = 0;//储存当前是否滑动的状态;
var touchSensitive = 80;//检测滑动的灵敏度;
//var touchStartY;
//var touchEndX;
//var touchEndY;
function onDocumentTouchStart( event ) {
if ( event.touches.length == 1 ) {
//event.preventDefault();//取消默认关联动作;
touchStartX = 0;
touchStartX = event.touches[ 0 ].pageX ;
//touchStartY = event.touches[ 0 ].pageY ;
}
}
function onDocumentTouchMove( event ) {
if ( event.touches.length == 1 ) {
//event.preventDefault();
var direction = event.touches[ 0 ].pageX - touchStartX;
if (Math.abs(direction) > touchSensitive) {
if (direction>0) {touchFlag = 1;}
else if (direction<0) {touchFlag = -1;};
//changeAndBack(touchFlag);
}
}
}
function onDocumentTouchEnd (event) {
// if ( event.touches.length == 0 ) {
// event.preventDefault();
// touchEndX = event.touches[ 0 ].pageX ;
// touchEndY = event.touches[ 0 ].pageY ;
// }这里存在问题
var direction = event.changedTouches[ 0 ].pageX - touchStartX;
changeAndBack(touchFlag);
}
function changeAndBack (touchFlag) {
var speedX = 25*touchFlag;
touchFlag = 0;
for (var i = 0; i < particles.length; i++) {
particles[i].velocity=new THREE.Vector3(speedX,-10,0);
}
var timeOut = setTimeout(";", 800);
clearTimeout(timeOut);
var clearI = setInterval(function () {
if (touchFlag) {
clearInterval(clearI);
return;
};
speedX*=0.8;
if (Math.abs(speedX)<=1.5) {
speedX=0;
clearInterval(clearI);
};
for (var i = 0; i < particles.length; i++) {
particles[i].velocity=new THREE.Vector3(speedX,-10,0);
}
},100);
}
function loop() {
for(var i = 0; i<particles.length; i++){
var particle = particles[i];
particle.updatePhysics();
with(particle.position)
{
if((y<-1000)&&starSnow) {y+=2000;}
if(x>1000) x-=2000;
else if(x<-1000) x+=2000;
if(z>1000) z-=2000;
else if(z<-1000) z+=2000;
}
}
camera.lookAt(scene.position);
renderer.render( scene, camera );
}
</script>
</body>
</html>