[vtkusers] Newbie question about DataExtent

[Charles Law]

The SetDataExtent method is defined in the superclass for readers that do 
not obtain the extent from the file header.  BMP reader may use the z 
extent, but it sets the xy extents itself.

Charles.


At 12:03 PM 12/20/00 +0000, Mauricio Reyes wrote:
>Hi VTK Users, I have another Newbie question for you experts...
>
>Why when I read a set of images (am using vtkBMPReader) and I set the
>DataExtent it does0nt make any change??
>for example my images are 256*256, so I would like to read just a part
>of the data, then ...
>
>Myreader  SetDataExtent  50 100 50 80 0 9
>
>and the BMP reader give all the information, not the part I want it to
>read....what am doing wrong??..
>
>please help!
>
>Thanks in advance
>Mauricio Reyes
>
>
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