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"); |
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) |
85 |
|
SDfreeCache(bsdf); |
86 |
|
bsdf = SDcacheFile(path); |
87 |
|
continue; |
89 |
– |
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; |
100 |
– |
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; |
116 |
– |
case 'h': |
119 |
|
case 'H': /* hemispherical totals */ |
118 |
– |
case 'r': |
120 |
|
case 'R': |
120 |
– |
case 't': |
121 |
|
case 'T': |
122 |
|
if (bsdf == NULL) |
123 |
|
goto noBSDFerr; |
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': |
133 |
|
case 'A': /* resolution in proj. steradians */ |
134 |
|
if (bsdf == NULL) |
135 |
|
goto noBSDFerr; |
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 |
|
} |