很有趣的三维立体图片，大家睁大眼睛看啊~~~
[img]http://img.pcpop.com/upimg3/2005/7/26/1672754556.jpg[/img][img]http://img3.pcpop.com/upimg3/2005/7/26/19635212148863986.jpg[/img] [img]http://img3.pcpop.com/upimg3/2005/7/26/8272813905526645.jpg[/img]
[img]http://img3.pcpop.com/upimg3/2005/7/26/18828016162956084.jpg[/img] [img]http://img3.pcpop.com/upimg3/2005/7/26/8575514219324476.gif[/img]
[img]http://img3.pcpop.com/upimg3/2005/7/26/11797510234950136.jpg[/img] [img]http://img3.pcpop.com/upimg3/2005/7/26/10895313777993210.jpg[/img]
[img]http://img3.pcpop.com/upimg3/2005/7/26/12107412933710841.jpg[/img] [img]http://img3.pcpop.com/upimg3/2005/7/26/8841417478287476.gif[/img]
[img]http://img3.pcpop.com/upimg3/2005/7/26/9728015033889088.jpg[/img] [img]http://img3.pcpop.com/upimg3/2005/7/26/9453816947802939.jpg[/img]
[img]http://img3.pcpop.com/upimg3/2005/7/26/9883711991612794.jpg[/img] [img]http://img3.pcpop.com/upimg3/2005/7/26/7398818763901111.jpg[/img]
[img]http://img3.pcpop.com/upimg3/2005/7/26/6268211677814963.jpg[/img] [img]http://img3.pcpop.com/upimg3/2005/7/26/6827113905526645.jpg[/img]
[img]http://img3.pcpop.com/upimg3/2005/7/26/13491214249042233.jpg[/img] [img]http://img3.pcpop.com/upimg3/2005/7/26/20479718263134331.jpg[/img]
[img]http://img3.pcpop.com/upimg3/2005/7/26/15097916820269503.jpg[/img] [img]http://img3.pcpop.com/upimg3/2005/7/26/17599015534655868.jpg[/img] 你看对了几个??? 立体视觉和立体画原理
人有两只眼，两只眼有一定距离，这就造成物体的影象在两眼中有一些差异，见右图，由图可见，由于物体与眼的距离不同，两眼的视角会有所不同，由于视角的不同所看到是影象也会有一些差异，大脑会根据这种差异感觉到立体的景象。
[img]http://img3.pcpop.com/upimg3/2005/7/27/883912933710841.gif[/img] 三维立体画就是利用这个原理，在水平方向生成一系列重复的图案，当这些图案在两只眼中重合时，就看到了立体的影象。参见下图，这是一幅不能再简单的立体画了。图中最上一行圆最远，最下一行圆最近，请注意：最上一行圆之间距离最大，最下一行圆之间距离最小。
[img]http://img3.pcpop.com/upimg3/2005/7/27/433114720091257.gif[/img] 这是怎么发生是呢？让我们再看下图，从图中我们可以看到，重复图案的距离决定了立体影象的远近，生成三维立体画的程序就是根据这个原理，依据三维影象的远近，生成不同距离的重复图案。
[img]http://img3.pcpop.com/upimg3/2005/7/27/1822914749809014.gif[/img] :emot13: 眼花了！
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