boolean bd_pal_timing; // BD engine uses special PAL timing
boolean bd_line_shifting_borders; // BD engine uses line-shifting wrap-around
boolean bd_wraparound_objects; // BD cave object rendering uses wrap-around
boolean bd_pal_timing; // BD engine uses special PAL timing
boolean bd_line_shifting_borders; // BD engine uses line-shifting wrap-around
boolean bd_wraparound_objects; // BD cave object rendering uses wrap-around