| 117 |  | { | 
| 118 |  | unsigned long  vcount = (hresolu > 1) ? (unsigned long)hresolu*vresolu | 
| 119 |  | : (unsigned long)vresolu; | 
| 120 | < | long  nextflush = (vresolu > 0) & (hresolu > 1) ? 0 : hresolu; | 
| 120 | > | long  nextflush = (!vresolu | (hresolu <= 1)) * hresolu; | 
| 121 |  | int  something2flush = 0; | 
| 122 |  | FILE  *fp; | 
| 123 |  | double  d; | 
| 167 |  | getvec(direc, inform, fp) == 0) { | 
| 168 |  |  | 
| 169 |  | d = normalize(direc); | 
| 170 | < | if (d == 0.0) {                         /* zero ==> flush */ | 
| 171 | < | if ((--nextflush <= 0) | !vcount && something2flush) { | 
| 170 | > | if (d == 0.0) {                         /* flush request? */ | 
| 171 | > | if (something2flush) { | 
| 172 |  | if (ray_pnprocs > 1 && ray_fifo_flush() < 0) | 
| 173 |  | error(USER, "child(ren) died"); | 
| 174 |  | bogusray(); | 
| 175 |  | fflush(stdout); | 
| 176 | + | nextflush = (!vresolu | (hresolu <= 1)) * hresolu; | 
| 177 |  | something2flush = 0; | 
| 177 | – | nextflush = (vresolu > 0) & (hresolu > 1) ? 0 : | 
| 178 | – | hresolu; | 
| 178 |  | } else | 
| 179 |  | bogusray(); | 
| 180 |  | } else {                                /* compute and print */ | 
| 266 |  | break; | 
| 267 |  | case 'V':                               /* contribution */ | 
| 268 |  | *table++ = oputV; | 
| 270 | – | castonly = 0; | 
| 269 |  | if (ambounce > 0 && (ambacc > FTINY || ambssamp > 0)) | 
| 270 |  | error(WARNING, | 
| 271 |  | "-otV accuracy depends on -aa 0 -as 0"); | 
| 650 |  | RAY  *r | 
| 651 |  | ) | 
| 652 |  | { | 
| 653 | < | if (r->rot < FHUGE) | 
| 653 | > | if (r->rot < FHUGE*.99) | 
| 654 |  | (*putreal)(r->rop, 3); | 
| 655 |  | else | 
| 656 |  | (*putreal)(vdummy, 3); | 
| 662 |  | RAY  *r | 
| 663 |  | ) | 
| 664 |  | { | 
| 665 | < | if (r->rot < FHUGE) { | 
| 665 | > | if (r->rot < FHUGE*.99) { | 
| 666 |  | if (r->rflips & 1) {    /* undo any flippin' flips */ | 
| 667 |  | FVECT   unrm; | 
| 668 |  | unrm[0] = -r->ron[0]; | 
| 683 |  | { | 
| 684 |  | FVECT  pnorm; | 
| 685 |  |  | 
| 686 | < | if (r->rot >= FHUGE) { | 
| 686 | > | if (r->rot >= FHUGE*.99) { | 
| 687 |  | (*putreal)(vdummy, 3); | 
| 688 |  | return; | 
| 689 |  | } |