-
- tunrot = nframes;
- bgmat[0] = (COS(tunrot) * 140) >> 8;
- bgmat[1] = (-SIN(tunrot) * 140) >> 8;
- bgmat[2] = (SIN(tunrot) * 140) >> 8;
- bgmat[3] = (COS(tunrot) * 140) >> 8;
- bgx = (120 << 8) - bgmat[0] * 120 + bgmat[1] * -80;
- bgy = (80 << 8) - bgmat[2] * 120 + bgmat[3] * -80;
-