bugfix
When plotting and clearing the plot on first loaded image, re-init histogram's values: those were not stored, so resulted in error.
gricad-gitlab sera indisponible mardi 08/04/2025 entre 12h00 et 13h30 pour une opération de maintenance.
When plotting and clearing the plot on first loaded image, re-init histogram's values: those were not stored, so resulted in error.