428     fx32    diff;  in VEC_Distance()  local
433     diff = v1->x - v2->x;  in VEC_Distance()
434     tmp = (fx64)diff *diff;  in VEC_Distance()
436     diff = v1->y - v2->y;  in VEC_Distance()
437     tmp += (fx64)diff *diff;  in VEC_Distance()
439     diff = v1->z - v2->z;  in VEC_Distance()
440     tmp += (fx64)diff *diff;  in VEC_Distance()
461     fx32    diff;  in VEC_Fx16Distance()  local
466     diff = v1->x - v2->x;  in VEC_Fx16Distance()
467     tmp = diff * diff;  in VEC_Fx16Distance()
469     diff = v1->y - v2->y;  in VEC_Fx16Distance()
470     tmp += diff * diff;  in VEC_Fx16Distance()
472     diff = v1->z - v2->z;  in VEC_Fx16Distance()
473     tmp += diff * diff;  in VEC_Fx16Distance()