用PHP动态生成虚拟现实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：http://go.163.com/~sjtucaocao/



<?php header("Content-type: application/x-vrml");$txt="#VRML V2.0 utf8



DEF leftBox Transform

{

translation -5 0 0

children

[

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 0

children

[

Shape

{

appearance Appearance

{

material Material

{

diffuseColor 0 0 1

}

}

geometry Box{}

}

]

}



DEF onoff Transform

{

translation 0 -1 0

children

[

Shape

{

appearance Appearance

{

material Material

{

diffuseColor 0 1 0

}

}

geometry Box{}

}

DEF TS TouchSensor{}

]

}



DEF S Script

{

eventIn SFBool isActive

eventOut MFNode child

field MFNode testNode USE SphereChild

url

"javascript:

function isActive(value)

{

if (value)

{

child=testNode;

}

}

"

}



ROUTE TS.isActive TO S.isActive

ROUTE S.child TO leftBox.removeChildren

ROUTE S.child TO rightBox.addChildren";echo $txt;

?>



  




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