[Insight-users] mask for FastMarchingImageFilter?

[Gao, Yi]

Thank you Dan! I will try this way!

Best,
yi

On Tue, Jul 6, 2010 at 12:15 AM, Dan Mueller <dan.muel at gmail.com> wrote:
> Hi Yi,
>
> If you are using Fast Marching with a speed function, you can simply
> multiply (itk::MultiplyImageFilter) the speed image by your mask
> (assuming the mask is 0 outside and 1 inside).  This will restrict the
> expanding front to inside the mask.
>
> If you are using a speed constant, I do not believe it is possible to
> use an arbitrary shaped mask...
>
> HTH
>
> Cheers, Dan
>
> On 6 July 2010 04:56, Gao, Yi <gaoyi.cn at gmail.com> wrote:
>> Dear all,
>>
>> In the FastMarchingImageFilter class, I'm trying to constrain the
>> marching in certain region represented by a binary mask image. Could I
>> know if there is a convenient way to do that?
>>
>> I looked at the FastMarchingImageFilter.h file and its super class but
>> didn't find way as easy as: SetMask()
>>
>> Sounds that I'm too lazy .... ;-)
>>
>> Thank you in advance for any hint!
>>
>> Best,
>> yi
>