Hi Peng, Your lookup table only contains indices between 0 to 6. In any case I would not use look up table to display negative scales. Have you tried any other color maps like JET or NIH which has more colors?
Best, Ruopeng > On Apr 6, 2020, at 6:30 AM, Peng Liu <claudialiu1...@gmail.com> wrote: > > External Email - Use Caution > > > Dear Freesurfer experts, > > I am trying to customize a colour map of my own, with five colours and scale > from -12.5 to 12.5, since when using Heat (with default options), the scale > is correct but it is shown in only four colours. > > However after I created the .lut file (attached below), when loading it into > freeview, the colour scale is from 0 to 6. > > <image.png> > > Does this mean I should also include scale information in the .lut file? > > Any help would be much appreciated. > > Peng Liu > <Map.lut>_______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
_______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
