14 |
|
char * |
15 |
|
transSDError(SDError ec) |
16 |
|
{ |
17 |
– |
static char mymess[128]; |
18 |
– |
|
17 |
|
if (!SDerrorDetail[0]) |
18 |
< |
return(strcpy(mymess, SDerrorEnglish[ec])); |
19 |
< |
sprintf(mymess, "%s: %s", SDerrorEnglish[ec], SDerrorDetail); |
20 |
< |
return(mymess); |
18 |
> |
return(strcpy(errmsg, SDerrorEnglish[ec])); |
19 |
> |
|
20 |
> |
sprintf(errmsg, "%s: %s", SDerrorEnglish[ec], SDerrorDetail); |
21 |
> |
return(errmsg); |
22 |
|
} |
23 |
|
|
24 |
|
/* Make sure we're not over 100% scattering for this component */ |
35 |
|
|
36 |
|
/* Load a BSDF file and perform some basic checks */ |
37 |
|
SDData * |
38 |
< |
loadBSDF(char *name) |
38 |
> |
loadBSDF(char *fname) |
39 |
|
{ |
40 |
< |
SDData *sd = SDgetCache(name); |
40 |
> |
SDData *sd; |
41 |
|
SDError ec; |
42 |
|
char *pname; |
43 |
|
|
44 |
+ |
sd = SDgetCache(fname); /* look up or allocate */ |
45 |
|
if (sd == NULL) |
46 |
|
error(SYSTEM, "out of memory in loadBSDF"); |
47 |
< |
if (SDisLoaded(sd)) |
47 |
> |
if (SDisLoaded(sd)) /* already in memory? */ |
48 |
|
return(sd); |
49 |
< |
|
50 |
< |
pname = getpath(name, getrlibpath(), R_OK); |
49 |
> |
/* else find and load it */ |
50 |
> |
pname = getpath(fname, getrlibpath(), R_OK); |
51 |
|
if (pname == NULL) { |
52 |
< |
sprintf(errmsg, "cannot find BSDF file \"%s\"", name); |
52 |
> |
sprintf(errmsg, "cannot find BSDF file \"%s\"", fname); |
53 |
|
error(USER, errmsg); |
54 |
|
} |
55 |
|
ec = SDloadFile(sd, pname); |
56 |
|
if (ec) |
57 |
|
error(USER, transSDError(ec)); |
58 |
|
/* simple checks */ |
59 |
< |
checkDF(name, sd->rLambFront.cieY, sd->rf, "front reflection"); |
60 |
< |
checkDF(name, sd->rLambBack.cieY, sd->rb, "rear reflection"); |
61 |
< |
checkDF(name, sd->tLamb.cieY, sd->tf, "transmission"); |
62 |
< |
|
59 |
> |
checkDF(sd->name, sd->rLambFront.cieY, sd->rf, "front reflection"); |
60 |
> |
checkDF(sd->name, sd->rLambBack.cieY, sd->rb, "rear reflection"); |
61 |
> |
checkDF(sd->name, sd->tLamb.cieY, sd->tf, "transmission"); |
62 |
> |
#if 0 |
63 |
> |
fprintf(stderr, "Loaded BSDF '%s' (file \"%s\")\n", sd->name, pname); |
64 |
> |
fprintf(stderr, "Front diffuse reflectance: %.1f%%\n", sd->rLambFront.cieY*100.); |
65 |
> |
fprintf(stderr, "Back diffuse reflectance: %.1f%%\n", sd->rLambBack.cieY*100.); |
66 |
> |
fprintf(stderr, "Diffuse transmittance: %.1f%%\n", sd->tLamb.cieY*100.); |
67 |
> |
if (sd->rf) |
68 |
> |
fprintf(stderr, "Maximum direct hemispherical front reflection: %.1f%%\n", |
69 |
> |
sd->rf->maxHemi*100.); |
70 |
> |
if (sd->rb) |
71 |
> |
fprintf(stderr, "Maximum direct hemispherical back reflection: %.1f%%\n", |
72 |
> |
sd->rb->maxHemi*100.); |
73 |
> |
if (sd->tf) |
74 |
> |
fprintf(stderr, "Maximum direct hemispherical transmission: %.1f%%\n", |
75 |
> |
sd->tf->maxHemi*100.); |
76 |
> |
#endif |
77 |
|
SDretainSet = SDretainAll; /* keep data in core */ |
78 |
|
return(sd); |
79 |
|
} |