[vtkusers] Re: Is this a bug in vtk?

[lee ricky]

I have got the solution to the problem!

Allow8BitBMPOn


2006/4/21, lee ricky <rickyhust at gmail.com>:
>
>  Hello Everyone!
>
> I have tested the Marching cubes and Raycasting algorithms with series BMP
> files:
>           ring1.bmp ring2.bmp....ring9.bmp    (8 bit ,428*354)
> the first picture is a white ring  in the center of the picture with black
> background
> ( "ring1.bmp", the other 8 pictures are the same to the first one)
>
> In the Attachment:
> "vtkContourFilter_result.JPG" is the result of surface rendering with
> vtkContourFilter
> "vtkMarchingCubes_result.JPG"is the result of surface rendering with
> vtkMarchingCubes
> "raycasting_result.JPG" is the result of volume rendering with
> vtkVolumeRayCastCompositeFunction
>
> the result of surface rendering with vtkContourFilter is right, but the
> others is not the result It should be.
>
> I uses the vtkBMPReader to read the BMP files,
> It seems that vtk supports BMP file format not very good?
> Looking forward to your reply!
>
> Thanks in advance!
>
> ricky
>
>
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