Thanks. That helped the png images (for the most part). I am still having trouble with the tiff image.
J On 7/27/11 9:32 PM, "David E DeMarle" <[email protected]> wrote: > Threshold requires scalars to threshold within, and tiff has RGBA data > in it which ParaView thinks of as a vector (for the most part). You > could use the calculator to compute a magnitude of that or pull out > individual components and then the threshold filter will be available. > Alternatively, in 3.10.2 you can turn on the auto convert properties > preference and ParaView will do something similar for you. > > The warp isn't available for the same reason and another. Besides > lacking scalars to warp on, tiff files are read in as regularly > structured image data, in which the point locations are not allowed to > move around (if they were it wouldn't be regularly structured). So you > also got to convert to an unstructured type to make it possible to > move the points, after which the warp filter will be available. The > tetrahedralize filter will do that for you, and the threshold filter > does that for you as a side effect too. > > David E DeMarle > Kitware, Inc. > R&D Engineer > 28 Corporate Drive > Clifton Park, NY 12065-8662 > Phone: 518-371-3971 x109 > > > > On Wed, Jul 27, 2011 at 10:39 PM, Jason Haraldsen > <[email protected]> wrote: >> I am trying to use warp by scalar and threshold filters on tiff and png >> files. However, they are grayed out and not usable. Does anyone know if >> there are specific inputs need? I got it to work with a different png file, >> but others do not work. >> >> Any help is greatly appreciated. >> >> J >> _______________________________________________ >> Powered by www.kitware.com >> >> Visit other Kitware open-source projects at >> http://www.kitware.com/opensource/opensource.html >> >> Please keep messages on-topic and check the ParaView Wiki at: >> http://paraview.org/Wiki/ParaView >> >> Follow this link to subscribe/unsubscribe: >> http://www.paraview.org/mailman/listinfo/paraview >> >> _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Follow this link to subscribe/unsubscribe: http://www.paraview.org/mailman/listinfo/paraview
