利用PHP动态生成VRML网页

多年前本人开始从事三维动画方面的学习,后学习了PHP,发现可以通过PHP动态生成VRML文档,有点类似于Generator动态生成Flash的方式。由于VRML博大精深,这里只介绍一个简单的例子,还可以将各种VRML结点存入数据库中,这样的虚拟现实网页将……,爽!下面是源程序。注意:在服务器上,要将让PHP处理wrl格式的文档,否则后果将是没有任何虚拟现实。本源程序直接存成wrl文件,在浏览器中要安装插件,可以到我的另一个主页上去下载:~sjtucaocao/?php
header(Content-type: application/x-vrml);$txt=#VRML V2.0 utf8DEF
leftBox Transform{translation -5 0 0children[Shape{appearance
Appearance{material Material{diffuseColor 1 0 0}}geometry Box{}}DEF
SphereChild Shape{appearance Appearance{material Material{diffuseColor 1
0 1}}geometry Sphere{radius 1.2}}]}DEF rightBox Transform{translation 5
0 0children[Shape{appearance Appearance{material Material{diffuseColor
0 0 1}}geometry Box{}}]}DEF onoff Transform{translation 0 -1
0children[Shape{appearance Appearance{material Material{diffuseColor 0
1 0}}geometry Box{}}DEF TS TouchSensor{}]}DEF S Script{eventIn SFBool
isActiveeventOut MFNode childfield MFNode testNode USE
SphereChildurljavascript:function isActive(value){if
(value){child=testNode;}}}ROUTE TS.isActive TO S.isActiveROUTE S.child
TO leftBox.removeChildrenROUTE S.child TO rightBox.addChildren;echo
$txt;?

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