[vtkusers] clipping 2D polygon with another 2D polygon

[Cory Quammen]

On Fri, Aug 10, 2012 at 11:12 AM, Nicholas I. Walker
<NWalker at herbert-abs.com> wrote:
> Cory,
>
> So you're saying there's currently no way to perform 2D Boolean operations in VTK?

To the best of my knowledge, that is correct.

Cory

>
> Thanks,
>
> Nick
>
> -----Original Message-----
> From: Cory Quammen [mailto:cquammen at cs.unc.edu]
> Sent: Thursday, August 09, 2012 6:47 PM
> To: Nicholas I. Walker
> Cc: Gonzalo Amadio; vtkusers at vtk.org
> Subject: Re: [vtkusers] clipping 2D polygon with another 2D polygon
>
> Even if you could use 5.10, the vtkBooleanOperationPolyDataFilter class doesn't support 2D boolean operations. It wouldn't be impossible to add, but there are no plans yet that I know of to support this.
>
> I should really add a note about this limitation to the documentation...
>
> - Cory
>
> On Thu, Aug 9, 2012 at 7:42 PM, Nicholas I. Walker <NWalker at herbert-abs.com> wrote:
>> Thanks Gonzalo,
>>
>>
>>
>> Unfortunately, since I am using VTK 5.8 (I believe this is the latest
>> supported through Activiz.NET), I can't use
>> vtkBooleanOperationPolyDataFilter... Is there another way, or am I out
>> of luck...
>>
>>
>>
>> Nick
>>
>>
>>
>> From: Gonzalo Amadio [mailto:gonzaloamadio at gmail.com]
>> Sent: Thursday, August 09, 2012 4:38 PM
>> To: Nicholas I. Walker
>> Cc: vtkusers at vtk.org
>> Subject: Re: [vtkusers] clipping 2D polygon with another 2D polygon
>>
>>
>>
>> This can help you?
>>
>>
>>
>> http://www.vtk.org/Wiki/VTK/Examples/Cxx/PolyData/BooleanOperationPoly
>> DataFilter
>>
>> 2012/8/10 nwalker <nwalker at herbert-abs.com>
>>
>> I've been searching on a way to perform boolean operations on 2D
>> polygons, but am having trouble finding a solution.
>>
>> If I were to have two 2D polygons that overlap, is there a way I can
>> clip away the overlap portion from one of the polygons? Will
>> vtkPolygon::Clip work for this? The vtkCell API description for the
>> Clip method was rather confusing...
>>
>> Thanks in advance for any help,
>> Nick
>>
>>
>>
>> --
>> View this message in context:
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>> olygon-tp5715189.html Sent from the VTK - Users mailing list archive
>> at Nabble.com.
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>> --
>> --------
>> Gonzalo Amadio
>>
>>
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>
>
>
> --
> Cory Quammen
> Research Associate
> Department of Computer Science
> The University of North Carolina at Chapel Hill



-- 
Cory Quammen
Research Associate
Department of Computer Science
The University of North Carolina at Chapel Hill