#define tof_width 16
#define tof_height 16
static char tof_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0xf0, 0x0f, 0xf0, 0x1f, 0xf0, 0x1f,
   0x20, 0x18, 0x10, 0x18, 0x10, 0x19, 0x30, 0x18, 0x70, 0x18, 0x78, 0x18,
   0x78, 0x18, 0x3c, 0x08, 0x00, 0x00, 0x00, 0x00};