[vtkusers] Problem getting correct results with vtkProjectedTerrainPath

[Amy Squillacote]

You have the origin set to $XminR $YminR $ZminR rather than 0 0 0. The 
dataset you're trying to sample onto needs to be aligned in 3D space 
with grid that the values are coming from.

- Amy

Elvis Dowson wrote:
> Hi,
>        I was just reading the VTK book, and in it it mentions that you 
> have to specify the dimensions, data spacing and origin.
>
> In my example code, I only specified the data set dimension and I did 
> not specify the origin and data spacing. 
>
> Now, I modified the code as follows, but still no luck. 
>
> # Use a probe filter to obtain elevation data from the reconstructed 
> surface
> vtkImageData elevationData
>   elevationData SetDimensions $XmaxR $YmaxR $ZmaxR
>   elevationData SetOrigin 0 0 0
>   elevationData SetSpacing 1 1 1
>
> I have attached the tcl script with this email. Could someone help me 
> get the vtkProbeFilter to correctly sample the new scalar height field 
> data into a vtkImageData object?
>
>
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> Best regards,
>
> Elvis Dowson
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-- 
Amy Squillacote                    Phone: (256) 726-4839
Computer Scientist                 Fax: (256) 726-4806
CFD Research Corporation           Web: http://www.cfdrc.com
215 Wynn Drive, Suite 501
Huntsville, AL  35805