#define butterflygen_width 16
#define butterflygen_height 16
static char butterflygen_bits[] = {
   0x00, 0x00, 0xfe, 0x7f, 0xba, 0x7f, 0x92, 0x7f, 0x92, 0x7f, 0xba, 0x7d,
   0xfe, 0x78, 0xfe, 0x7d, 0xbe, 0x6d, 0x1e, 0x40, 0xbe, 0x6d, 0xfe, 0x7d,
   0xfe, 0x78, 0xfe, 0x7d, 0xfe, 0x7f, 0x00, 0x00};