Posted by Demoscene Passivist on Oct 11, 2010; 10:49pm
URL: https://forum.jogamp.org/Issue-java-lang-IndexOutOfBoundsException-Textures-tp1682049p1684042.html

try changing ++y and ++x to y++ and x++ ... as far as I can see u are ignoring the 0th element/y-line ...