preshift

pre- +‎ shift

preshift (not comparable)

1. Before a shift (in various senses).
   • 2007 October 7, Dan Barry, “Politicians, and a Town in Flux, Come Calling”, in New York Times‎:

     The factory workers in Plant 2 would stop at Uncle Nancy’s for preshift pick-me-ups, and the executives at Maytag headquarters down the street would come for lunch.

preshift (third-person singular simple present preshifts, present participle preshifting, simple past and past participle preshifted)

1. (transitive) To shift in advance.

   We preshifted the game sprites to avoid having to redraw them at different positions during gameplay.

preshift (plural preshifts)

1. (computer graphics) A shift performed in advance.
   • 1983, Ken Williams, Bob Kernaghan, Lisa Kernaghan, Apple II Computer Graphics, page 156:

     […] and the preshifts required to move the rectangle up one, right two or up one, left two.