#define afloor_width 24
#define afloor_height 24
static char afloor_bits[] = {
   0xaa, 0xaa, 0xaa, 0x44, 0x44, 0x44, 0x22, 0x22, 0x22, 0x11, 0x11, 0x11,
   0xaa, 0xaa, 0xaa, 0x44, 0x44, 0x44, 0x22, 0x22, 0x22, 0x11, 0x11, 0x11,
   0xaa, 0xaa, 0xaa, 0x44, 0x44, 0x44, 0x22, 0x22, 0x22, 0x11, 0x11, 0x11,
   0xaa, 0xaa, 0xaa, 0x44, 0x44, 0x44, 0x22, 0x22, 0x22, 0x11, 0x11, 0x11,
   0xaa, 0xaa, 0xaa, 0x44, 0x44, 0x44, 0x22, 0x22, 0x22, 0x11, 0x11, 0x11,
   0xaa, 0xaa, 0xaa, 0x44, 0x44, 0x44, 0x22, 0x22, 0x22, 0x11, 0x11, 0x11};