29 |
|
char cmd[128]; |
30 |
|
int ix, ox, oy; |
31 |
|
FVECT ivec, ovec; |
32 |
< |
double bsdf; |
32 |
> |
float bsdf; |
33 |
|
#if DEBUG |
34 |
|
fprintf(stderr, "Writing isotropic order %d ", samp_order); |
35 |
|
if (pctcull >= 0) fprintf(stderr, "data with %d%% culling\n", pctcull); |
36 |
|
else fputs("raw data\n", stderr); |
37 |
|
#endif |
38 |
|
if (pctcull >= 0) { /* begin output */ |
39 |
< |
sprintf(cmd, "rttree_reduce -h -a -fd -r 3 -t %d -g %d", |
39 |
> |
sprintf(cmd, "rttree_reduce -h -a -ff -r 3 -t %d -g %d", |
40 |
|
pctcull, samp_order); |
41 |
|
fflush(stdout); |
42 |
|
ofp = popen(cmd, "w"); |
60 |
|
SDsquare2disk(ovec, (ox+.5)/sqres, (oy+.5)/sqres); |
61 |
|
ovec[2] = output_orient * |
62 |
|
sqrt(1. - ovec[0]*ovec[0] - ovec[1]*ovec[1]); |
63 |
< |
bsdf = eval_rbfrep(rbf, ovec) / fabs(ovec[2]); |
63 |
> |
bsdf = eval_rbfrep(rbf, ovec) * output_orient/ovec[2]; |
64 |
|
if (pctcull >= 0) |
65 |
|
fwrite(&bsdf, sizeof(bsdf), 1, ofp); |
66 |
|
else |
67 |
|
printf("\t%.3e\n", bsdf); |
68 |
|
} |
69 |
< |
free(rbf); |
69 |
> |
if (rbf != NULL) |
70 |
> |
free(rbf); |
71 |
|
} |
72 |
|
if (pctcull >= 0) { /* finish output */ |
73 |
|
if (pclose(ofp)) { |
91 |
|
char cmd[128]; |
92 |
|
int ix, iy, ox, oy; |
93 |
|
FVECT ivec, ovec; |
94 |
< |
double bsdf; |
94 |
> |
float bsdf; |
95 |
|
#if DEBUG |
96 |
|
fprintf(stderr, "Writing anisotropic order %d ", samp_order); |
97 |
|
if (pctcull >= 0) fprintf(stderr, "data with %d%% culling\n", pctcull); |
98 |
|
else fputs("raw data\n", stderr); |
99 |
|
#endif |
100 |
|
if (pctcull >= 0) { /* begin output */ |
101 |
< |
sprintf(cmd, "rttree_reduce -h -a -fd -r 4 -t %d -g %d", |
101 |
> |
sprintf(cmd, "rttree_reduce -h -a -ff -r 4 -t %d -g %d", |
102 |
|
pctcull, samp_order); |
103 |
|
fflush(stdout); |
104 |
|
ofp = popen(cmd, "w"); |
122 |
|
SDsquare2disk(ovec, (ox+.5)/sqres, (oy+.5)/sqres); |
123 |
|
ovec[2] = output_orient * |
124 |
|
sqrt(1. - ovec[0]*ovec[0] - ovec[1]*ovec[1]); |
125 |
< |
bsdf = eval_rbfrep(rbf, ovec) / fabs(ovec[2]); |
125 |
> |
bsdf = eval_rbfrep(rbf, ovec) * output_orient/ovec[2]; |
126 |
|
if (pctcull >= 0) |
127 |
|
fwrite(&bsdf, sizeof(bsdf), 1, ofp); |
128 |
|
else |
129 |
|
printf("\t%.3e\n", bsdf); |
130 |
|
} |
131 |
< |
free(rbf); |
131 |
> |
if (rbf != NULL) |
132 |
> |
free(rbf); |
133 |
|
} |
134 |
|
if (pctcull >= 0) { /* finish output */ |
135 |
|
if (pclose(ofp)) { |
141 |
|
fputs("}\n", stdout); |
142 |
|
} |
143 |
|
|
144 |
+ |
/* Output XML prologue to stdout */ |
145 |
+ |
static void |
146 |
+ |
xml_prologue(int ac, char *av[]) |
147 |
+ |
{ |
148 |
+ |
static const char *prologue0[] = { |
149 |
+ |
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>", |
150 |
+ |
"<WindowElement xmlns=\"http://windows.lbl.gov\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xsi:schemaLocation=\"http://windows.lbl.gov/BSDF-v1.4.xsd\">", |
151 |
+ |
NULL}; |
152 |
+ |
static const char *prologue1[] = { |
153 |
+ |
"<WindowElementType>System</WindowElementType>", |
154 |
+ |
"<FileType>BSDF</FileType>", |
155 |
+ |
"<Optical>", |
156 |
+ |
"<Layer>", |
157 |
+ |
"\t<Material>", |
158 |
+ |
"\t\t<Name>Name</Name>", |
159 |
+ |
"\t\t<Manufacturer>Manufacturer</Manufacturer>", |
160 |
+ |
"\t\t<DeviceType>Other</DeviceType>", |
161 |
+ |
"\t</Material>", |
162 |
+ |
NULL}; |
163 |
+ |
static const char *prologue2[] = { |
164 |
+ |
"\t<WavelengthData>", |
165 |
+ |
"\t\t<LayerNumber>System</LayerNumber>", |
166 |
+ |
"\t\t<Wavelength unit=\"Integral\">Visible</Wavelength>", |
167 |
+ |
"\t\t<SourceSpectrum>CIE Illuminant D65 1nm.ssp</SourceSpectrum>", |
168 |
+ |
"\t\t<DetectorSpectrum>ASTM E308 1931 Y.dsp</DetectorSpectrum>", |
169 |
+ |
"\t\t<WavelengthDataBlock>", |
170 |
+ |
"\t\t\t<AngleBasis>LBNL/Shirley-Chiu</AngleBasis>", |
171 |
+ |
"\t\t\t<ScatteringDataType>BTDF</ScatteringDataType>", |
172 |
+ |
NULL}; |
173 |
+ |
static const char *bsdf_type[4] = { |
174 |
+ |
"Reflection Back", |
175 |
+ |
"Transmission Back", |
176 |
+ |
"Transmission Front", |
177 |
+ |
"Reflection Front" |
178 |
+ |
}; |
179 |
+ |
int i; |
180 |
+ |
|
181 |
+ |
for (i = 0; prologue0[i] != NULL; i++) |
182 |
+ |
puts(prologue0[i]); |
183 |
+ |
fputs("<!-- File produced by:", stdout); |
184 |
+ |
while (ac-- > 0) { |
185 |
+ |
fputc(' ', stdout); |
186 |
+ |
fputs(*av++, stdout); |
187 |
+ |
} |
188 |
+ |
puts(" -->"); |
189 |
+ |
for (i = 0; prologue1[i] != NULL; i++) |
190 |
+ |
puts(prologue1[i]); |
191 |
+ |
puts("\t<DataDefinition>"); |
192 |
+ |
printf("\t\t<IncidentDataStructure>TensorTree%c</IncidentDataStructure>\n", |
193 |
+ |
single_plane_incident ? '3' : '4'); |
194 |
+ |
puts("\t</DataDefinition>"); |
195 |
+ |
for (i = 0; prologue2[i] != NULL; i++) |
196 |
+ |
puts(prologue2[i]); |
197 |
+ |
printf("\t\t\t<WavelengthDataDirection>%s</WavelengthDataDirection>\n", |
198 |
+ |
bsdf_type[(input_orient>0)<<1 | (output_orient>0)]); |
199 |
+ |
puts("\t\t\t<ScatteringData>"); |
200 |
+ |
} |
201 |
+ |
|
202 |
+ |
/* Output XML epilogue to stdout */ |
203 |
+ |
static void |
204 |
+ |
xml_epilogue(void) |
205 |
+ |
{ |
206 |
+ |
static const char *epilogue[] = { |
207 |
+ |
"\t\t\t</ScatteringData>", |
208 |
+ |
"\t\t</WavelengthDataBlock>", |
209 |
+ |
"\t</WavelengthData>", |
210 |
+ |
"</Layer>", |
211 |
+ |
"</Optical>", |
212 |
+ |
"</WindowElement>", |
213 |
+ |
NULL}; |
214 |
+ |
int i; |
215 |
+ |
|
216 |
+ |
for (i = 0; epilogue[i] != NULL; i++) |
217 |
+ |
puts(epilogue[i]); |
218 |
+ |
} |
219 |
+ |
|
220 |
|
/* Read in BSDF and interpolate as tensor tree representation */ |
221 |
|
int |
222 |
|
main(int argc, char *argv[]) |
224 |
|
FILE *fpin = stdin; |
225 |
|
int i; |
226 |
|
|
227 |
< |
progname = argv[0]; /* get options */ |
228 |
< |
while (argc > 2 && argv[1][0] == '-') { |
229 |
< |
switch (argv[1][1]) { |
227 |
> |
progname = argv[0]; |
228 |
> |
for (i = 1; i < argc-1 && argv[i][0] == '-'; i++) |
229 |
> |
switch (argv[i][1]) { /* get option */ |
230 |
|
case 't': |
231 |
< |
pctcull = atoi(argv[2]); |
231 |
> |
pctcull = atoi(argv[++i]); |
232 |
|
break; |
233 |
|
case 'g': |
234 |
< |
samp_order = atoi(argv[2]); |
234 |
> |
samp_order = atoi(argv[++i]); |
235 |
|
break; |
236 |
|
default: |
237 |
|
goto userr; |
238 |
|
} |
239 |
< |
argv += 2; argc -= 2; |
240 |
< |
} |
241 |
< |
if (argc == 2) { /* open input if given */ |
164 |
< |
fpin = fopen(argv[1], "r"); |
239 |
> |
|
240 |
> |
if (i == argc-1) { /* open input if given */ |
241 |
> |
fpin = fopen(argv[i], "r"); |
242 |
|
if (fpin == NULL) { |
243 |
|
fprintf(stderr, "%s: cannot open BSDF interpolant '%s'\n", |
244 |
|
progname, argv[1]); |
245 |
|
return(1); |
246 |
|
} |
247 |
< |
} else if (argc != 1) |
247 |
> |
} else if (i < argc-1) |
248 |
|
goto userr; |
249 |
|
SET_FILE_BINARY(fpin); /* load BSDF interpolant */ |
250 |
|
if (!load_bsdf_rep(fpin)) |
251 |
|
return(1); |
252 |
< |
draw_edges(); |
253 |
< |
/* xml_prologue(); /* start XML output */ |
252 |
> |
fclose(fpin); |
253 |
> |
xml_prologue(argc, argv); /* start XML output */ |
254 |
|
if (single_plane_incident) /* resample dist. */ |
255 |
|
interp_isotropic(); |
256 |
|
else |
257 |
|
interp_anisotropic(); |
258 |
< |
/* xml_epilogue(); /* finish XML output */ |
258 |
> |
xml_epilogue(); /* finish XML output */ |
259 |
|
return(0); |
260 |
|
userr: |
261 |
|
fprintf(stderr, |