| 527 |
|
OBJREC *mnew, *mray; |
| 528 |
|
|
| 529 |
|
if ((t <= FTINY) | (t > r->rot + FTINY)) |
| 530 |
< |
return 1; |
| 530 |
> |
return(1); |
| 531 |
|
if (t < r->rot - FTINY) /* is new hit significantly closer? */ |
| 532 |
< |
return 0; |
| 533 |
< |
/* coincident, so decide... */ |
| 532 |
> |
return(0); |
| 533 |
> |
/* coincident point, so decide... */ |
| 534 |
|
if (o == r->ro) |
| 535 |
< |
return 1; /* shouldn't happen */ |
| 535 |
> |
return(1); /* shouldn't happen */ |
| 536 |
|
if (r->ro == NULL) |
| 537 |
< |
return 0; /* ditto */ |
| 538 |
< |
if ((mnew = findmaterial(o)) == NULL) |
| 539 |
< |
return 1; /* new has no material */ |
| 540 |
< |
if ((mray = findmaterial(r->ro)) == NULL) |
| 541 |
< |
return 0; /* old has no material(!) */ |
| 542 |
< |
if (istransp(mnew->otype)) |
| 543 |
< |
return 1; /* new is transparent */ |
| 544 |
< |
|
| 545 |
< |
return !istransp(mray->otype); /* reject unless old is */ |
| 537 |
> |
return(0); /* ditto */ |
| 538 |
> |
mnew = findmaterial(o); |
| 539 |
> |
mray = findmaterial(r->ro); /* check material transparencies */ |
| 540 |
> |
if (mnew == NULL) { |
| 541 |
> |
if (mray != NULL) |
| 542 |
> |
return(1); /* new has no material */ |
| 543 |
> |
} else if (mray == NULL) { |
| 544 |
> |
return(0); /* old has no material(!) */ |
| 545 |
> |
} else if (istransp(mnew->otype)) { |
| 546 |
> |
if (!istransp(mray->otype)) |
| 547 |
> |
return(1); /* new is transparent */ |
| 548 |
> |
} else if (istransp(mray->otype)) { |
| 549 |
> |
return(0); /* old is transparent */ |
| 550 |
> |
} |
| 551 |
> |
/* weakest priority to later modifier definition */ |
| 552 |
> |
return (r->ro->omod >= o->omod); |
| 553 |
|
} |
| 554 |
|
|
| 555 |
|
void |
