[vtkusers] how to realize the \"3D line measurment\" in 3D space?

[Amy Squillacote]

You could use a vtkLineWidget to interactivly 
select two points in 3D.  Then call the GetPoint1 
and GetPoint2 methods of vtkLineWidget to get the 
3D coordinates of the two endpoints of the line.

- Amy

At 07:54 AM 8/10/2005, weiwei_zc wrote:
>I want to measure line-distance based on 3D 
>object in 3D space. how to realize the \"3D line 
>measurment\" in 3D space? what vtk class I can 
>use? please tell me some example. thanks!
>×¢²áÐÂÀË2GÃâ·ÑÓÊÏ䣨 http://mail.sina.com.cn/chooseMode.html £©
>
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