Hello Bart, Sorry for the late reply. "Bart Botta" <00003b at gmail.com> writes: > gl:tex-image-2d seems a bit slow (~23 sec for a 1k by 1k texture on > SBCL 1.0.2 win32), attached patch speeds it up ~100x (to ~0.25 sec). Cool. Applied, thanks. -- Luís Oliveira http://student.dei.uc.pt/~lmoliv/