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#include <errno.h> |
9 |
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#include "rtio.h" |
10 |
– |
#include "resolu.h" |
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#include "rmatrix.h" |
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#include "platform.h" |
12 |
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|
13 |
< |
#define MAXCOMP MAXCSAMP /* #components we support */ |
13 |
> |
/* Preferred BSDF component: |
14 |
> |
none, transmission, reflection front (normal side), reflection back */ |
15 |
> |
typedef enum {RMPnone=-1, RMPtrans=0, RMPreflF, RMPreflB} RMPref; |
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|
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/* Unary matrix operation(s) */ |
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typedef struct { |
36 |
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int verbose = 0; /* verbose reporting? */ |
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|
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/* Load matrix */ |
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< |
static int |
39 |
> |
int |
40 |
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loadmatrix(ROPMAT *rop) |
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{ |
42 |
< |
if (rop->mtx != NULL) /* already loaded? */ |
42 |
> |
if (rop->mtx) /* already loaded? */ |
43 |
|
return(0); |
44 |
+ |
/* check for BSDF input */ |
45 |
+ |
if ((rop->inspec[0] != '!') & (rop->rmp != RMPnone)) { |
46 |
+ |
const char *sp = strrchr(rop->inspec, '.'); |
47 |
+ |
if (sp > rop->inspec && !strcasecmp(sp+1, "XML")) { |
48 |
+ |
CMATRIX *cm = rop->rmp==RMPtrans ? cm_loadBTDF(rop->inspec) : |
49 |
+ |
cm_loadBRDF(rop->inspec, rop->rmp==RMPreflB) ; |
50 |
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if (!cm) |
51 |
+ |
return(-1); |
52 |
+ |
rop->mtx = rmx_from_cmatrix(cm); |
53 |
+ |
cm_free(cm); |
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+ |
if (!rop->mtx) |
55 |
+ |
return(-1); |
56 |
+ |
rop->mtx->dtype = DTascii; |
57 |
+ |
return(1); /* loaded BSDF XML file */ |
58 |
+ |
} |
59 |
+ |
} /* else load regular matrix */ |
60 |
+ |
rop->mtx = rmx_load(rop->inspec); |
61 |
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|
62 |
< |
rop->mtx = rmx_load(rop->inspec, rop->rmp); |
45 |
< |
|
46 |
< |
return(!rop->mtx ? -1 : 1); |
62 |
> |
return(rop->mtx ? 1 : -1); |
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} |
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|
65 |
< |
static int checksymbolic(ROPMAT *rop); |
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> |
extern int checksymbolic(ROPMAT *rop); |
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|
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/* Check/set transform based on a reference input file */ |
68 |
< |
static int |
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> |
int |
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checkreffile(ROPMAT *rop) |
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{ |
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static const char *curRF = NULL; |
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fclose(fp); |
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curRF = rop->preop.csym; |
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} |
88 |
< |
if ((refm.ncomp == 3) & (refm.dtype != DTspec)) { |
88 |
> |
if (refm.ncomp == 3) { |
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rop->preop.csym = (refm.dtype == DTxyze) ? "XYZ" : "RGB"; |
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return(checksymbolic(rop)); |
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} |
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for (j = refm.ncomp; j-- > 0; ) |
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rop->preop.cmat[j*nc + i] = scresp[j]; |
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} |
122 |
+ |
memcpy(rop->mtx->wlpart, refm.wlpart, sizeof(rop->mtx->wlpart)); |
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return(0); |
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} |
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|
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/* Compute conversion row from spectrum to one channel of RGB */ |
127 |
< |
static void |
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> |
void |
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rgbrow(ROPMAT *rop, int r, int p) |
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{ |
130 |
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const int nc = rop->mtx->ncomp; |
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} |
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|
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/* Compute conversion row from spectrum to one channel of XYZ */ |
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< |
static void |
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> |
void |
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xyzrow(ROPMAT *rop, int r, int p) |
146 |
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{ |
147 |
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const int nc = rop->mtx->ncomp; |
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} |
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|
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/* Use the spectral sensitivity function to compute matrix coefficients */ |
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< |
static void |
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< |
sensrow(ROPMAT *rop, int r, double (*sf)(SCOLOR sc, int ncs, const float wlpt[4])) |
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void |
162 |
> |
sensrow(ROPMAT *rop, int r, double (*sf)(const SCOLOR sc, int ncs, const float wlpt[4])) |
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{ |
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const int nc = rop->mtx->ncomp; |
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int i; |
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} |
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|
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/* Check/set symbolic transform */ |
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< |
static int |
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> |
int |
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checksymbolic(ROPMAT *rop) |
178 |
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{ |
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const int nc = rop->mtx->ncomp; |
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const int dt = rop->mtx->dtype; |
181 |
+ |
double cf = 1; |
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int i, j; |
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/* check suffix => reference file */ |
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if (strchr(rop->preop.csym, '.') > rop->preop.csym) |
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int comp = 0; |
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switch (rop->preop.csym[j]) { |
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case 'B': |
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+ |
case 'b': |
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++comp; |
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/* fall through */ |
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case 'G': |
206 |
+ |
case 'g': |
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++comp; |
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/* fall through */ |
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case 'R': |
210 |
+ |
case 'r': |
211 |
+ |
if (rop->preop.csym[j] <= 'Z') |
212 |
+ |
cf = 1./WHTEFFICACY; |
213 |
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if (dt == DTxyze) { |
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for (i = 3; i--; ) |
215 |
< |
rop->preop.cmat[j*nc+i] = 1./WHTEFFICACY * |
193 |
< |
xyz2rgbmat[comp][i]; |
215 |
> |
rop->preop.cmat[j*nc+i] = cf*xyz2rgbmat[comp][i]; |
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} else if (nc == 3) |
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rop->preop.cmat[j*nc+comp] = 1.; |
218 |
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else |
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rgbrow(rop, j, comp); |
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break; |
221 |
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case 'Z': |
222 |
+ |
case 'z': |
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++comp; |
224 |
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/* fall through */ |
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case 'Y': |
226 |
+ |
case 'y': |
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++comp; |
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/* fall through */ |
229 |
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case 'X': |
230 |
+ |
case 'x': |
231 |
+ |
if ((rop->preop.csym[j] <= 'Z') & (dt != DTxyze)) |
232 |
+ |
cf = WHTEFFICACY; |
233 |
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if (dt == DTxyze) { |
234 |
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rop->preop.cmat[j*nc+comp] = 1.; |
235 |
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} else if (nc == 3) { |
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else |
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xyzrow(rop, j, comp); |
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|
244 |
< |
for (i = nc*(dt != DTxyze); i--; ) |
245 |
< |
rop->preop.cmat[j*nc+i] *= WHTEFFICACY; |
244 |
> |
for (i = nc*(cf != 1); i--; ) |
245 |
> |
rop->preop.cmat[j*nc+i] *= cf; |
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break; |
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case 'S': /* scotopic (il)luminance */ |
248 |
+ |
cf = WHTSCOTOPIC; |
249 |
+ |
/* fall through */ |
250 |
+ |
case 's': |
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sensrow(rop, j, scolor2scotopic); |
252 |
< |
for (i = nc; i--; ) |
253 |
< |
rop->preop.cmat[j*nc+i] *= WHTSCOTOPIC; |
252 |
> |
for (i = nc*(cf != 1); i--; ) |
253 |
> |
rop->preop.cmat[j*nc+i] *= cf; |
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|
break; |
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case 'M': /* melanopic (il)luminance */ |
256 |
+ |
cf = WHTMELANOPIC; |
257 |
+ |
/* fall through */ |
258 |
+ |
case 'm': |
259 |
|
sensrow(rop, j, scolor2melanopic); |
260 |
< |
for (i = nc; i--; ) |
261 |
< |
rop->preop.cmat[j*nc+i] *= WHTMELANOPIC; |
260 |
> |
for (i = nc*(cf != 1); i--; ) |
261 |
> |
rop->preop.cmat[j*nc+i] *= cf; |
262 |
|
break; |
263 |
|
case 'A': /* average component */ |
264 |
+ |
case 'a': |
265 |
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for (i = nc; i--; ) |
266 |
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rop->preop.cmat[j*nc+i] = 1./(double)nc; |
267 |
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break; |
272 |
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} |
273 |
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} |
274 |
|
/* return recommended output type */ |
275 |
< |
if (!strcmp(rop->preop.csym, "XYZ")) { |
275 |
> |
if (!strcasecmp(rop->preop.csym, "XYZ")) { |
276 |
|
if (dt <= DTspec) |
277 |
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return(DTxyze); |
278 |
< |
} else if (!strcmp(rop->preop.csym, "RGB")) { |
278 |
> |
} else if (!strcasecmp(rop->preop.csym, "RGB")) { |
279 |
|
if (dt <= DTspec) |
280 |
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return(DTrgbe); |
281 |
< |
} |
248 |
< |
if ((nc > 3) & (dt <= DTspec)) |
281 |
> |
} else if (dt == DTspec) |
282 |
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return(DTfloat); /* probably not actual spectrum */ |
283 |
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return(0); |
284 |
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} |
285 |
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|
286 |
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/* Get matrix and perform unary operations */ |
287 |
< |
static RMATRIX * |
287 |
> |
RMATRIX * |
288 |
|
loadop(ROPMAT *rop) |
289 |
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{ |
290 |
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int outtype = 0; |
307 |
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if (rop->preop.nsf == 1) { |
308 |
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for (i = rop->preop.clen; i--; ) |
309 |
|
rop->preop.cmat[i] *= rop->preop.sca[0]; |
310 |
< |
} else if (rop->preop.nsf != rop->mtx->ncomp) { |
310 |
> |
} else if (rop->preop.nsf*rop->mtx->ncomp != rop->preop.clen) { |
311 |
|
fprintf(stderr, "%s: -s must have one or %d factors\n", |
312 |
< |
rop->inspec, rop->mtx->ncomp); |
312 |
> |
rop->inspec, |
313 |
> |
rop->preop.clen/rop->mtx->ncomp); |
314 |
|
goto failure; |
315 |
|
} else { |
316 |
< |
for (j = rop->preop.clen/rop->preop.nsf; j--; ) |
317 |
< |
for (i = rop->preop.nsf; i--; ) |
318 |
< |
rop->preop.cmat[j*rop->preop.nsf+i] *= |
319 |
< |
rop->preop.sca[i]; |
316 |
> |
for (i = rop->preop.nsf; i--; ) |
317 |
> |
for (j = rop->mtx->ncomp; j--; ) |
318 |
> |
rop->preop.cmat[i*rop->mtx->ncomp+j] |
319 |
> |
*= rop->preop.sca[i]; |
320 |
|
} |
321 |
|
} |
322 |
|
mres = rmx_transform(rop->mtx, rop->preop.clen/rop->mtx->ncomp, |
360 |
|
} |
361 |
|
} |
362 |
|
if (rop->preop.transpose) { /* transpose matrix? */ |
363 |
< |
mres = rmx_transpose(rop->mtx); |
330 |
< |
if (mres == NULL) { |
363 |
> |
if (!rmx_transpose(rop->mtx)) { |
364 |
|
fputs(rop->inspec, stderr); |
365 |
|
fputs(": transpose failed\n", stderr); |
366 |
|
goto failure; |
369 |
|
fputs(rop->inspec, stderr); |
370 |
|
fputs(": transposed rows and columns\n", stderr); |
371 |
|
} |
339 |
– |
rmx_free(rop->mtx); |
340 |
– |
rop->mtx = mres; |
372 |
|
} |
373 |
|
mres = rop->mtx; |
374 |
|
rop->mtx = NULL; |
381 |
|
} |
382 |
|
|
383 |
|
/* Execute binary operation, free matrix arguments and return new result */ |
384 |
< |
static RMATRIX * |
384 |
> |
RMATRIX * |
385 |
|
binaryop(const char *inspec, RMATRIX *mleft, int op, RMATRIX *mright) |
386 |
|
{ |
387 |
|
RMATRIX *mres = NULL; |
458 |
|
} |
459 |
|
|
460 |
|
/* Perform matrix operations from left to right */ |
461 |
< |
static RMATRIX * |
461 |
> |
RMATRIX * |
462 |
|
op_left2right(ROPMAT *mop) |
463 |
|
{ |
464 |
|
RMATRIX *mleft = loadop(mop); |
474 |
|
} |
475 |
|
|
476 |
|
/* Perform matrix operations from right to left */ |
477 |
< |
static RMATRIX * |
477 |
> |
RMATRIX * |
478 |
|
op_right2left(ROPMAT *mop) |
479 |
|
{ |
480 |
|
RMATRIX *mright; |
503 |
|
: (mop)->mtx->ncols) |
504 |
|
|
505 |
|
/* Should we prefer concatenating from rightmost matrix towards left? */ |
506 |
< |
static int |
506 |
> |
int |
507 |
|
prefer_right2left(ROPMAT *mop) |
508 |
|
{ |
509 |
|
int mri = 0; |
530 |
|
return(t_ncols(mop+mri) < t_nrows(mop)); |
531 |
|
} |
532 |
|
|
533 |
< |
static int |
533 |
> |
int |
534 |
|
get_factors(double da[], int n, char *av[]) |
535 |
|
{ |
536 |
|
int ac; |
540 |
|
return(ac); |
541 |
|
} |
542 |
|
|
543 |
< |
static ROPMAT * |
543 |
> |
ROPMAT * |
544 |
|
resize_moparr(ROPMAT *mop, int n2alloc) |
545 |
|
{ |
546 |
|
int nmats = 0; |
548 |
|
|
549 |
|
while (mop[nmats++].binop) |
550 |
|
; |
551 |
< |
for (i = nmats; i > n2alloc; i--) |
551 |
> |
for (i = nmats; i >= n2alloc; i--) |
552 |
|
rmx_free(mop[i].mtx); |
553 |
|
mop = (ROPMAT *)realloc(mop, n2alloc*sizeof(ROPMAT)); |
554 |
|
if (mop == NULL) { |
695 |
|
mres = loadop(mop+nmats); |
696 |
|
if (mres == NULL) |
697 |
|
return(1); |
698 |
< |
if (outfmt == DTfromHeader) /* check data type */ |
698 |
> |
if ((outfmt == DTfromHeader) & (mres->dtype < DTspec)) |
699 |
|
outfmt = mres->dtype; |
700 |
< |
if (outfmt == DTrgbe) { |
700 |
> |
if (outfmt == DTrgbe) { /* check data type */ |
701 |
|
if (mres->ncomp > 3) |
702 |
|
outfmt = DTspec; |
703 |
|
else if (mres->dtype == DTxyze) |
704 |
|
outfmt = DTxyze; |
705 |
|
} |
706 |
+ |
#if DTrmx_native==DTfloat |
707 |
+ |
if (outfmt == DTdouble) |
708 |
+ |
fprintf(stderr, |
709 |
+ |
"%s: warning - writing float result as double\n", |
710 |
+ |
argv[0]); |
711 |
+ |
#endif |
712 |
|
newheader("RADIANCE", stdout); /* write result to stdout */ |
713 |
|
printargs(argc, argv, stdout); |
714 |
|
return(rmx_write(mres, outfmt, stdout) ? 0 : 1); |