#define fillpattern_width 16
#define fillpattern_height 16
static unsigned char fillpattern_bits[] = {
   0x91, 0x55, 0x88, 0xab, 0xc4, 0x55, 0xa2, 0xab, 0x91, 0x55, 0x88, 0xab,
   0xc4, 0x55, 0xff, 0xff, 0xff, 0xff, 0x80, 0xa9, 0xff, 0x03, 0x80, 0x51,
   0x80, 0x05, 0xff, 0xa1, 0x80, 0x09, 0x80, 0x43};