[vtkusers] Making custom data for a regular 3d voxel grid
bill.lorensen at gmail.com
Tue Aug 29 14:18:07 EDT 2017
Take a look at this example:
Note the use of SetInputData rather that SetInputConnection.
On Tue, Aug 29, 2017 at 1:20 PM, Daniel Minsky
<minsky at tandar.cnea.gov.ar> wrote:
> Dear all,
> I am very new to VTK, I could follow the C++ examples to read an image from
> disk, however I would like to generate the image inside my program with some
> voxel data coming from other object in my code.
> I would like to generate a vtkImageData with a regular 3d voxel grid values.
> I do have all the unsigned_char 100x200x40 voxels in a unsigned char array.
> All voxels are cubic with 1cm side.
> How do I feed the vtkImageData object with my data array?
> How do I use the vtkImageData? The vtkImageData does not have the
> GetOutputPort() method to feed a Mapper and I am very confused about the
> correct pipeline.
> My final goal is to make a 3d image of the data within an upper and lower
> thresholds and an arbitrary plane slice.
> Kind regards,
> Dr. Daniel Minsky
> Investigador CONICET - CNEA
> Departamento de Física
> Centro Atómico Constituyentes - Comisión Nacional de Energía Atómica
> Av. Gral. Paz 1499 (B1650KNA) San Martín - Pcia. de Buenos Aires - Argentina
> Tel: +54 11 6772 7913
> Fax: +54 11 6772 7121
> e-mail: minsky at tandar.cnea.gov.ar
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