- pix-copy pix-d pix-sprocedure
Makes a copy of pix-s: if pix-d is #f then returns a pointer to a copy of pix-s, else makes pix-d a copy of pix-s.
Makes a copy of pix-s: if pix-d is #f then returns a pointer to a copy of pix-s, else makes pix-d a copy of pix-s.