基本信息
源码名称：HTML5 3D立体图片相册代码
源码大小：0.83M
文件格式：.rar
开发语言：CSS
更新时间：2019-11-24
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源码介绍
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>HTML5 3D立体图片相册代码</title>
<style type="text/css">
html {
overflow:hidden;
-ms-touch-action:none;
-ms-content-zooming:none;
}
body {
position:absolute;
margin:0px;
padding:0px;
background:#fff;
width:100%;
height:100%;
}
#canvas {
position:absolute;
width:100%;
height:100%;
background:#fff;
}
</style>
<script type="text/javascript" src="js/ge1doot.js"></script>
<script type="text/javascript">
"use strict";
(function () {
/* ==== definitions ==== */
var diapo = [], layers = [], ctx, pointer, scr, camera, light, fps = 0, quality = [1,2],
// ---- poly constructor ----
Poly = function (parent, face) {
this.parent = parent;
this.ctx = ctx;
this.color = face.fill || false;
this.points = [];
if (!face.img) {
// ---- create points ----
for (var i = 0; i < 4; i ) {
this.points[i] = new ge1doot.transform3D.Point(
parent.pc.x (face.x[i] * parent.normalZ) (face.z[i] * parent.normalX),
parent.pc.y face.y[i],
parent.pc.z (face.x[i] * parent.normalX) (-face.z[i] * parent.normalZ)
);
}
this.points[3].next = false;
}
},
// ---- diapo constructor ----
Diapo = function (path, img, structure) {
// ---- create image ----
this.img = new ge1doot.transform3D.Image(
this, path img.img, 1, {
isLoaded: function(img) {
img.parent.isLoaded = true;
img.parent.loaded(img);
}
}
);
this.visible = false;
this.normalX = img.nx;
this.normalZ = img.nz;
// ---- point center ----
this.pc = new ge1doot.transform3D.Point(img.x, img.y, img.z);
// ---- target positions ----
this.tx = img.x (img.nx * Math.sqrt(camera.focalLength) * 20);
this.tz = img.z - (img.nz * Math.sqrt(camera.focalLength) * 20);
// ---- create polygons ----
this.poly = [];
for (var i = -1, p; p = structure[ i];) {
layers[i] = (p.img === true ? 1 : 2);
this.poly.push(
new Poly(this, p)
);
}
},
// ---- init section ----
init = function (json) {
// draw poly primitive
Poly.prototype.drawPoly = ge1doot.transform3D.drawPoly;
// ---- init screen ----
scr = new ge1doot.Screen({
container: "canvas"
});
ctx = scr.ctx;
scr.resize();
// ---- init pointer ----
pointer = new ge1doot.Pointer({
tap: function () {
if (camera.over) {
if (camera.over === camera.target.elem) {
// ---- return to the center ----
camera.target.x = 0;
camera.target.z = 0;
camera.target.elem = false;
} else {
// ---- goto diapo ----
camera.target.elem = camera.over;
camera.target.x = camera.over.tx;
camera.target.z = camera.over.tz;
// ---- adapt tesselation level to distance ----
for (var i = 0, d; d = diapo[i ];) {
var dx = camera.target.x - d.pc.x;
var dz = camera.target.z - d.pc.z;
var dist = Math.sqrt(dx * dx dz * dz);
var lev = (dist > 1500) ? quality[0] : quality[1];
d.img.setLevel(lev);
}
}
}
}
});
// ---- init camera ----
camera = new ge1doot.transform3D.Camera({
focalLength: Math.sqrt(scr.width) * 10,
easeTranslation: 0.025,
easeRotation: 0.06,
disableRz: true
}, {
move: function () {
this.over = false;
// ---- rotation ----
if (pointer.isDraging) {
this.target.elem = false;
this.target.ry = -pointer.Xi * 0.01;
this.target.rx = (pointer.Y - scr.height * 0.5) / (scr.height * 0.5);
} else {
if (this.target.elem) {
this.target.ry = Math.atan2(
this.target.elem.pc.x - this.x,
this.target.elem.pc.z - this.z
);
}
}
this.target.rx *= 0.9;
}
});
camera.z = -10000;
camera.py = 0;
// ---- create images ----
for (var i = 0, img; img = json.imgdata[i ];) {
diapo.push(
new Diapo(
json.options.imagesPath,
img,
json.structure
)
);
}
// ---- start engine ---- >>>
setInterval(function() {
quality = (fps > 50) ? [2,3] : [1,2];
fps = 0;
}, 1000);
run();
},
// ---- main loop ----
run = function () {
// ---- clear screen ----
ctx.clearRect(0, 0, scr.width, scr.height);
// ---- camera ----
camera.move();
// ---- draw layers ----
for (var k = -1, l; l = layers[ k];) {
light = false;
for (var i = 0, d; d = diapo[i ];) {
(l === 1 && d.draw()) ||
(d.visible && d.poly[k].draw());
}
}
// ---- cursor ----
if (camera.over && !pointer.isDraging) {
scr.setCursor("pointer");
} else {
scr.setCursor("move");
}
// ---- loop ----
fps ;
requestAnimFrame(run);
};
/* ==== prototypes ==== */
Poly.prototype.draw = function () {
// ---- color light ----
var c = this.color;
if (c.light || !light) {
var s = c.light ? this.parent.light : 1;
// ---- rgba color ----
light = "rgba("
Math.round(c.r * s) ","
Math.round(c.g * s) ","
Math.round(c.b * s) "," (c.a || 1) ")";
ctx.fillStyle = light;
}
// ---- paint poly ----
if (!c.light || this.parent.light < 1) {
// ---- projection ----
for (
var i = 0;
this.points[i ].projection();
);
this.drawPoly();
ctx.fill();
}
}
/* ==== image onload ==== */
Diapo.prototype.loaded = function (img) {
// ---- create points ----
var d = [-1,1,1,-1,1,1,-1,-1];
var w = img.texture.width * 0.5;
var h = img.texture.height * 0.5;
for (var i = 0; i < 4; i ) {
img.points[i] = new ge1doot.transform3D.Point(
this.pc.x (w * this.normalZ * d[i]),
this.pc.y (h * d[i 4]),
this.pc.z (w * this.normalX * d[i])
);
}
}
/* ==== images draw ==== */
Diapo.prototype.draw = function () {
// ---- visibility ----
this.pc.projection();
if (this.pc.Z > -(camera.focalLength >> 1) && this.img.transform3D(true)) {
// ---- light ----
this.light = 0.5 Math.abs(this.normalZ * camera.cosY - this.normalX * camera.sinY) * 0.6;
// ---- draw image ----
this.visible = true;
this.img.draw();
// ---- test pointer inside ----
if (pointer.hasMoved || pointer.isDown) {
if (
this.img.isPointerInside(
pointer.X,
pointer.Y
)
) camera.over = this;
}
} else this.visible = false;
return true;
}
return {
// --- load data ----
load : function (data) {
window.addEventListener('load', function () {
ge1doot.loadJS(
"js/imageTransform3D.js",
init, data
);
}, false);
}
}
})().load({
imgdata:[
// north
{img:'imgs/1.jpg', x:-1000, y:0, z:1500, nx:0, nz:1},
{img:'imgs/2.jpg', x:0, y:0, z:1500, nx:0, nz:1},
{img:'imgs/3.jpg', x:1000, y:0, z:1500, nx:0, nz:1},
// east
{img:'imgs/4.jpg', x:1500, y:0, z:1000, nx:-1, nz:0},
{img:'imgs/5.jpg', x:1500, y:0, z:0, nx:-1, nz:0},
{img:'imgs/6.jpg', x:1500, y:0, z:-1000, nx:-1, nz:0},
// south
{img:'imgs/7.jpg', x:1000, y:0, z:-1500, nx:0, nz:-1},
{img:'imgs/8.jpg', x:0, y:0, z:-1500, nx:0, nz:-1},
{img:'imgs/9.jpg', x:-1000, y:0, z:-1500, nx:0, nz:-1},
// west
{img:'imgs/10.jpg', x:-1500, y:0, z:-1000, nx:1, nz:0},
{img:'imgs/11.jpg', x:-1500, y:0, z:0, nx:1, nz:0},
{img:'imgs/12.jpg', x:-1500, y:0, z:1000, nx:1, nz:0}
],
structure:[
{
// wall
fill: {r:255, g:255, b:255, light:1},
x: [-1001,-490,-490,-1001],
z: [-500,-500,-500,-500],
y: [500,500,-500,-500]
},{
// wall
fill: {r:255, g:255, b:255, light:1},
x: [-501,2,2,-500],
z: [-500,-500,-500,-500],
y: [500,500,-500,-500]
},{
// wall
fill: {r:255, g:255, b:255, light:1},
x: [0,502,502,0],
z: [-500,-500,-500,-500],
y: [500,500,-500,-500]
},{
// wall
fill: {r:255, g:255, b:255, light:1},
x: [490,1002,1002,490],
z: [-500,-500,-500,-500],
y: [500,500,-500,-500]
},{
// shadow
fill: {r:0, g:0, b:0, a:0.2},
x: [-420,420,420,-420],
z: [-500,-500,-500,-500],
y: [150, 150,-320,-320]
},{
// shadow
fill: {r:0, g:0, b:0, a:0.2},
x: [-20,20,20,-20],
z: [-500,-500,-500,-500],
y: [250, 250,150,150]
},{
// shadow
fill: {r:0, g:0, b:0, a:0.2},
x: [-20,20,20,-20],
z: [-500,-500,-500,-500],
y: [-320, -320,-500,-500]
},{
// shadow
fill: {r:0, g:0, b:0, a:0.2},
x: [-20,20,10,-10],
z: [-500,-500,-100,-100],
y: [-500, -500,-500,-500]
},{
// base
fill: {r:32, g:32, b:32},
x: [-50,50,50,-50],
z: [-150,-150,-50,-50],
y: [-500,-500,-500,-500]
},{
// support
fill: {r:16, g:16, b:16},
x: [-10,10,10,-10],
z: [-100,-100,-100,-100],
y: [300,300,-500,-500]
},{
// frame
fill: {r:255, g:255, b:255},
x: [-320,-320,-320,-320],
z: [0,-20,-20,0],
y: [-190,-190,190,190]
},{
// frame
fill: {r:255, g:255, b:255},
x: [320,320,320,320],
z: [0,-20,-20,0],
y: [-190,-190,190,190]
},
{img:true},
{
// ceilingLight
fill: {r:255, g:128, b:0},
x: [-50,50,50,-50],
z: [450,450,550,550],
y: [500,500,500,500]
},{
// groundLight
fill: {r:255, g:128, b:0},
x: [-50,50,50,-50],
z: [450,450,550,550],
y: [-500,-500,-500,-500]
}
],
options:{
imagesPath: ""
}
});
</script>
</head>
<body>
<div style="text-align:center;clear:both;">
<script src="/gg_bd_ad_720x90.js" type="text/javascript"></script>
<script src="/follow.js" type="text/javascript"></script>
</div>
<canvas id="canvas">你的浏览器不支持HTML5画布技术，请使用谷歌浏览器。</canvas>
</body>
</html>