New function retroShift, shift up colors and or up, so they don't collide with other color bits.
New function retroShift, shift up colors and or up, so they don't collide with other color bits.

New function retroShift, shift up colors and or up, so they don't
collide with other color bits.
to be used with Or blit.

khval/RetroMode-AmigaOS-GFXLIB,khval/RetroMode-AmigaOS-GFXLIB