[vtkusers] Placing volumes exactly adjacent to each other

[Elvis Stansvik]

2016-09-09 11:08 GMT+02:00 Elvis Stansvik <elvis.stansvik at orexplore.com>:

> 2016-09-09 11:04 GMT+02:00 Elvis Stansvik <elvis.stansvik at orexplore.com>:
>
>> Hi all,
>>
>> I have a hopefully simple question:
>>
>> Since the bounds of a vtkImageData start and end in the center of the
>> corner voxels, if I want to place two volumes in the world adjacent (right
>> next to eachother) using SetPosition, will I have to compensate for this,
>> to avoid the volumes overlapping by 0.5*spacing_of_first_volume +
>> 0.5*spacing_of_second_volume ?
>>
>
> I guess this is really two questions:
>
> 1) Is the (visual, in world) size of a volume in the first dimension
> (extent[1] - extent[0]) * spacing[2] or (extent[1] - extent[0] + 1) *
> spacing[2].
>

Ehm, here I meant spacing[0] of course.

Elvis


> 2) Will SetPosition move the volume such that the center of the corner
> voxel is at the given world position?
>
> Elvis
>
>
>> Thanks in advance,
>> Elvis
>>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://public.kitware.com/pipermail/vtkusers/attachments/20160909/886e37d7/attachment.html>