[vtkusers] Volume data from application memory

[jonathan grimm]

Take a look at vtkImageImport.  It's designed to do what you want.

On Jan 23, 2008 6:17 PM, Wesley Smith <wesley.hoke at gmail.com> wrote:

> Hi,
> I'm just starting out using VTK and have been trying to figure out how
> to pass in volume data held in application memory (but not in any VTK
> class) into the VTK rendering system.  From what I've seen, all of the
> examples use "Readers" which only look for data from file.  Is there
> no such class that I can pass say a pointer along with the memory
> layout to?  To make things more concrete, I'm using a library to load
> VASP files.  From these, I get a buffer of data about 85x54x44 of
> scalar values.  What's the best methodology for getting this data into
> VTK?  Perusing the web, I've only seen examples that require
> subclassing a vtkReader of some sort.  Is this the only way?
> (http://www.comp.leeds.ac.uk/drm/ExampleVolRender.cxx)
>
> thanks,
> wes
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-- 
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