[vtkusers] problem in add line in vtkImageViewer2

[Jothy]

Try p0 = {0.0, 0.0, 100.0},p1 = {0.0, 100.0, 100.0} or -100 make sure your z
corodinate of the line is always greater such that the line is always above
the image actor.


Jothy

2010/10/20 myaqua1982 <myaqua1982 at 163.com>

>  Hi,
>
> I have shown Dicom images in vtkImageViewer2. And now I want to add lines
> in the viewer . Such as , I click left button to select two point ,and then
> show the line defined by these two points. The problem is that the line can
> not show above the image. When I set p0 = {0.0, 0.0, 0.0},p1 = {0.0, 100.0,
> 0.0},the line can be shown in the leftmost of the image (it looks like Y
> axes). But when I change p1 = {20.0, 100.0, 0.0}, the line can not show.
> What is the problem?  Please give me some help. Thank you very much!
>
> 2010-10-20
> ------------------------------
> myaqua1982
>
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