Searched refs:COLOUR_ZERO (Results 1 – 5 of 5) sorted by relevance
241 #define COLOUR_ZERO 0 /* colour is all zeros */ macro
559 display.background = display.white == clear ? COLOUR_ZERO :561 display.foreground = display.black == clear ? COLOUR_ZERO :1005 if(display.background == COLOUR_ZERO)
714 if(display.background != COLOUR_ZERO)734 if(!INRANGE(ix, SPRITE_CENTER_BASE, 4) || display.background != COLOUR_ZERO)
83 if(display.background != COLOUR_ZERO || flag)982 if(display.background != COLOUR_ZERO)
728 if(display.background != COLOUR_ZERO)