20 |
|
{ |
21 |
|
printf("Usage: %s [bsdf_directory]\n", prog); |
22 |
|
printf("Input commands:\n"); |
23 |
< |
printf(" l bsdf.xml\t\t\t Load (make active) given BSDF input file\n"); |
24 |
< |
printf(" q theta_i phi_i theta_o phi_o\t Query BSDF for given path\n"); |
23 |
> |
printf(" L bsdf.xml\t\t\t Load (make active) given BSDF input file\n"); |
24 |
> |
printf(" q theta_i phi_i theta_o phi_o\t Query BSDF for given path (CIE-XYZ)\n"); |
25 |
|
printf(" s N theta phi\t\t\t Generate N ray directions at given incidence\n"); |
26 |
|
printf(" h theta phi\t\t\t Report hemispherical total at given incidence\n"); |
27 |
|
printf(" r theta phi\t\t\t Report hemispherical reflection at given incidence\n"); |
45 |
|
int |
46 |
|
main(int argc, char *argv[]) |
47 |
|
{ |
48 |
< |
const char *directory = ""; |
48 |
> |
const char *directory = NULL; |
49 |
|
char inp[512], path[512]; |
50 |
|
const SDData *bsdf = NULL; |
51 |
|
|
56 |
|
if (argc == 2) |
57 |
|
directory = argv[1]; |
58 |
|
|
59 |
< |
SDretainSet = SDretainBSDFs; /* keep BSDFs loaded */ |
59 |
> |
SDretainSet = SDretainBSDFs; /* keep BSDFs in memory */ |
60 |
|
|
61 |
|
/* loop on command */ |
62 |
|
while (fgets(inp, sizeof(inp), stdin) != NULL) { |
70 |
|
|
71 |
|
while (isspace(*cp)) cp++; |
72 |
|
|
73 |
< |
switch (*cp) { |
74 |
< |
case 'l': |
73 |
> |
switch (toupper(*cp)) { |
74 |
|
case 'L': /* load/activate BSDF input */ |
75 |
|
cp2 = cp = sskip2(cp, 1); |
76 |
|
if (!*cp) |
77 |
|
break; |
78 |
|
while (*cp) cp++; |
79 |
|
while (isspace(*--cp)) *cp = '\0'; |
80 |
< |
if (directory[0]) |
80 |
> |
if (directory) |
81 |
|
sprintf(path, "%s/%s", directory, cp2); |
82 |
|
else |
83 |
|
strcpy(path, cp2); |
84 |
+ |
if (bsdf) |
85 |
+ |
SDfreeCache(bsdf); |
86 |
|
bsdf = SDcacheFile(path); |
87 |
|
continue; |
87 |
– |
case 'q': |
88 |
|
case 'Q': /* query BSDF value */ |
89 |
|
if (bsdf == NULL) |
90 |
|
goto noBSDFerr; |
92 |
|
break; |
93 |
|
vec_from_deg(vin, atof(sskip2(cp,1)), atof(sskip2(cp,2))); |
94 |
|
vec_from_deg(vout, atof(sskip2(cp,3)), atof(sskip2(cp,4))); |
95 |
< |
if (!SDreportError(SDevalBSDF(&val, vout, vin, bsdf), stderr)) |
96 |
< |
printf("%.3e\n", val.cieY); |
95 |
> |
if (!SDreportError(SDevalBSDF(&val, vout, vin, bsdf), stderr)) { |
96 |
> |
c_ccvt(&val.spec, C_CSXY); |
97 |
> |
printf("%.3e %.3e %.3e\n", |
98 |
> |
val.spec.cx/val.spec.cy*val.cieY, |
99 |
> |
val.cieY, |
100 |
> |
(1.-val.spec.cx-val.spec.cy)/ |
101 |
> |
val.spec.cy*val.cieY); |
102 |
> |
} |
103 |
|
continue; |
98 |
– |
case 's': |
104 |
|
case 'S': /* sample BSDF */ |
105 |
|
if (bsdf == NULL) |
106 |
|
goto noBSDFerr; |
116 |
|
printf("%.8f %.8f %.8f\n", vin[0], vin[1], vin[2]); |
117 |
|
} |
118 |
|
continue; |
114 |
– |
case 'h': |
119 |
|
case 'H': /* hemispherical totals */ |
116 |
– |
case 'r': |
120 |
|
case 'R': |
118 |
– |
case 't': |
121 |
|
case 'T': |
122 |
|
if (bsdf == NULL) |
123 |
|
goto noBSDFerr; |
124 |
|
if (!*sskip2(cp,2)) |
125 |
|
break; |
126 |
|
if (tolower(*cp) == 'r') |
127 |
< |
sflags ^= SDsampT; |
127 |
> |
sflags &= ~SDsampT; |
128 |
|
else if (tolower(*cp) == 't') |
129 |
< |
sflags ^= SDsampR; |
129 |
> |
sflags &= ~SDsampR; |
130 |
|
vec_from_deg(vin, atof(sskip2(cp,1)), atof(sskip2(cp,2))); |
131 |
|
printf("%.4e\n", SDdirectHemi(vin, sflags, bsdf)); |
132 |
|
continue; |
133 |
< |
case 'a': |
132 |
< |
case 'A': /* resolution in degrees */ |
133 |
> |
case 'A': /* resolution in proj. steradians */ |
134 |
|
if (bsdf == NULL) |
135 |
|
goto noBSDFerr; |
136 |
|
if (!*sskip2(cp,2)) |
150 |
|
Usage(argv[0]); |
151 |
|
continue; |
152 |
|
noBSDFerr: |
153 |
< |
fprintf(stderr, "%s: need to use 'l' command to load BSDF\n", argv[0]); |
153 |
> |
fprintf(stderr, "%s: need to use 'L' command to load BSDF\n", argv[0]); |
154 |
|
} |
155 |
|
return 0; |
156 |
|
} |