#define foward_width 9
#define foward_height 9
static unsigned char foward_bits[] = {
   0x00, 0x00, 0x12, 0x00, 0x36, 0x00, 0x7e, 0x00, 0x7e, 0x00, 0x7e, 0x00,
   0x36, 0x00, 0x12, 0x00, 0x00, 0x00 };