496 |
|
SDError ec; |
497 |
|
int i; |
498 |
|
/* check arguments */ |
499 |
< |
if ((projSA == NULL) | (v1 == NULL)) |
499 |
> |
if ((projSA == NULL) | (v1 == NULL) | (sd == NULL)) |
500 |
|
return SDEargument; |
501 |
|
/* initialize extrema */ |
502 |
|
switch (qflags) { |
516 |
|
rdf = sd->rf; |
517 |
|
else |
518 |
|
rdf = sd->rb; |
519 |
< |
tdf = NULL; /* transmitted component? */ |
520 |
< |
if (v2 != NULL && v1[2] > 0 ^ v2[2] > 0) { |
521 |
< |
rdf = NULL; |
522 |
< |
tdf = sd->tf; |
523 |
< |
} |
519 |
> |
tdf = sd->tf; |
520 |
> |
if (v2 != NULL) /* bidirectional? */ |
521 |
> |
if (v1[2] > 0 ^ v2[2] > 0) |
522 |
> |
rdf = NULL; |
523 |
> |
else |
524 |
> |
tdf = NULL; |
525 |
|
ec = SDEdata; /* run through components */ |
526 |
|
for (i = (rdf==NULL) ? 0 : rdf->ncomp; i--; ) { |
527 |
|
ec = (*rdf->comp[i].func->queryProjSA)(projSA, v1, v2, |