[vtk-developers] VTK-Python testing: update.

[Prabhu Ramachandran]

>>>>> "BG" == Berk Geveci <berk.geveci at kitware.com> writes:

    BG> I misunderstood what you meant by multiple images. I must have
    BG> missed one of your messages. Sorry. I agree that the best way
    BG> to deal with tests which produce multiple images is to let
    BG> them handle the name issue.

Great!  I'll go ahead with my plan then.

    >>  Also, comparing each image till the best match is found is
    >> inefficient unless there are gradations of success and you are
    >> trying to measure them.

    BG> When I think of multiple images, I think of multiple VALID
    BG> images. This functionality is necessary because different
    BG> systems tend to produce slightly different images (due to
    BG> floating point errors, OpenGL differences etc.) and you can
    BG> not always get around this by using a tolerance (if the
    BG> tolerance is set too high, it is possible to miss real
    BG> errors). In this case, whether it is efficient or not, you

Yes, I understand but I want something starightforward to work first.

    BG> have to compare with each valid image until a match is
    BG> found. I think supporting this is far more important than
    BG> supporting tests which produce more than one image.

I'll see if I cant support this.  I might start with a working module
for the first cut and then slowly add support for multiple valid
images.

prabhu