[vtk-developers] New method fot vtkBoundingBox

[Will Schroeder]

Patrick do you have a test available, I'd like to cover the code....

On Thu, Jun 14, 2018 at 5:25 AM Will Schroeder <will.schroeder at kitware.com>
wrote:

> I'll add it in. I've got a large MR pending #4281 with some additions to
> vtkBoundingBox.
>
> On Wed, Jun 13, 2018 at 9:45 PM Patrick Bergeron <pbergeron at spiria.com>
> wrote:
>
>> It's funny how sometimes you think a method exists, but doesn't (or I'm
>> not looking at the right spot?)
>>
>>
>> I'm not currently registered for pushing submits to the git repo, would
>> someone be kind enough to PR this for me for inclusion?
>>
>>
>> I currently have this code as a helper function, but it would be nice if
>> it would be in vtk...
>>
>> (I use this as a means to project all points of a bbox against a plane,
>> so I need to iterate over all corners of the box)
>>
>>
>>
>> inline void vtkBoundingBox::GetCorner(int corner, double p[3]) const
>> {
>> if ((corner < 0) || (corner > 7))
>> {
>> p[0] = VTK_DOUBLE_MAX;
>> p[1] = VTK_DOUBLE_MAX;
>> p[2] = VTK_DOUBLE_MAX;
>> return; // out of bounds
>> }
>>
>> int ix = (corner & 1)        ? 1 : 0;  // 0,1,0,1,0,1,0,1
>> int iy = ((corner >> 1) & 1) ? 1 : 0;  // 0,0,1,1,0,0,1,1
>> int iz = (corner >> 2)       ? 1 : 0;  // 0,0,0,0,1,1,1,1
>>
>> const double* pts[2] = { this->MinPnt, this->MaxPnt };
>> p[0] = pts[ix][0];
>> p[1] = pts[iy][1];
>> p[2] = pts[iz][2];
>> }
>>
>>
>> Thank you !
>>
>>
>>
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>
> --
> William J. Schroeder, PhD
> Kitware, Inc. - Building the World's Technical Computing Software
> 28 Corporate Drive
> Clifton Park, NY 12065
> will.schroeder at kitware.com
> http://www.kitware.com
> (518) 881-4902
>


-- 
William J. Schroeder, PhD
Kitware, Inc. - Building the World's Technical Computing Software
28 Corporate Drive
Clifton Park, NY 12065
will.schroeder at kitware.com
http://www.kitware.com
(518) 881-4902
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