请教 --- LENS.IDEAL
<P>我用LENS IDEAL 定义半波片,但波片的形状总是圆的,要如何改变成长方形的呢?</P>
<img src="data/attachment/forum/dvbbs/2004-10/200410891543502.jpg" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor=\'hand\'; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onclick="if(!this.resized) {return true;} else {window.open(\'data/attachment/forum/dvbbs/2004-10/200410891543502.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />
<P>自己定义一个需要的孔阑是个比较快的方法。</P>
<P>小马兄,</P><P>能说详细一些吗?</P><P>谢</P>
做一个Mask,你需要什么样的形状就MASK成什么形状
<P>小马兄,</P><P>能有相关的例子参考一下吗?</P><P>谢了</P>
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