| 1 | – | /* Copyright (c) 1992 Regents of the University of California */ | 
| 2 | – |  | 
| 1 |  | #ifndef lint | 
| 2 | < | static char SCCSid[] = "$SunId$ LBL"; | 
| 2 | > | static const char       RCSid[] = "$Id$"; | 
| 3 |  | #endif | 
| 6 | – |  | 
| 4 |  | /* | 
| 5 |  | *  Combine picture files according to calcomp functions. | 
| 6 |  | * | 
| 7 |  | *      1/4/89 | 
| 8 |  | */ | 
| 9 |  |  | 
| 10 | < | #include "standard.h" | 
| 11 | < |  | 
| 10 | > | #include "platform.h" | 
| 11 | > | #include "rtprocess.h" | 
| 12 | > | #include "rterror.h" | 
| 13 |  | #include "color.h" | 
| 16 | – |  | 
| 17 | – | #include "resolu.h" | 
| 18 | – |  | 
| 14 |  | #include "calcomp.h" | 
| 20 | – |  | 
| 15 |  | #include "view.h" | 
| 16 |  |  | 
| 17 |  | #define MAXINP          32              /* maximum number of input files */ | 
| 18 | < | #define WINSIZ          17              /* scanline window size */ | 
| 18 | > | #define WINSIZ          64              /* scanline window size */ | 
| 19 |  | #define MIDSCN          ((WINSIZ-1)/2+1) | 
| 20 |  |  | 
| 21 |  | struct { | 
| 40 |  | char    vbrtout[] = "lo"; | 
| 41 |  | char    vcolexp[3][4] = {"re", "ge", "be"}; | 
| 42 |  | char    vbrtexp[] = "le"; | 
| 43 | + | char    vpixaspect[] = "pa"; | 
| 44 |  |  | 
| 45 | < | char    vray[6][4] = {"Ox", "Oy", "Oz", "Dx", "Dy", "Dz"}; | 
| 45 | > | char    vray[7][4] = {"Ox", "Oy", "Oz", "Dx", "Dy", "Dz", "T"}; | 
| 46 |  |  | 
| 47 |  | char    vpsize[] = "S"; | 
| 48 |  |  | 
| 49 |  | char    vnfiles[] = "nfiles"; | 
| 50 | + | char    vwhteff[] = "WE"; | 
| 51 |  | char    vxmax[] = "xmax"; | 
| 52 |  | char    vymax[] = "ymax"; | 
| 53 |  | char    vxres[] = "xres"; | 
| 70 |  | int     wrongformat = 0; | 
| 71 |  | int     gotview; | 
| 72 |  |  | 
| 77 | – | FILE    *popen(); | 
| 73 |  |  | 
| 74 |  | extern char     *emalloc(); | 
| 75 |  |  | 
| 76 | + | static gethfunc tabputs; | 
| 77 |  |  | 
| 78 |  | main(argc, argv) | 
| 79 |  | int     argc; | 
| 82 |  | int     original; | 
| 83 |  | double  f; | 
| 84 |  | int     a, i; | 
| 85 | < | #ifdef MSDOS | 
| 86 | < | extern int  _fmode; | 
| 87 | < | _fmode = O_BINARY; | 
| 92 | < | setmode(fileno(stdin), O_BINARY); | 
| 93 | < | setmode(fileno(stdout), O_BINARY); | 
| 94 | < | #endif | 
| 85 | > | SET_DEFAULT_BINARY(); | 
| 86 | > | SET_FILE_BINARY(stdin); | 
| 87 | > | SET_FILE_BINARY(stdout); | 
| 88 |  | progname = argv[0]; | 
| 89 |  | /* scan options */ | 
| 90 |  | for (a = 1; a < argc; a++) { | 
| 105 |  | break; | 
| 106 |  | } | 
| 107 |  | newheader("RADIANCE", stdout);  /* start header */ | 
| 108 | + | fputnow(stdout); | 
| 109 |  | /* process files */ | 
| 110 |  | for (nfiles = 0; nfiles < MAXINP; nfiles++) { | 
| 111 |  | setcolor(input[nfiles].coef, 1.0, 1.0, 1.0); | 
| 112 |  | setcolor(input[nfiles].expos, 1.0, 1.0, 1.0); | 
| 113 | < | copystruct(&input[nfiles].vw, &stdview); | 
| 113 | > | input[nfiles].vw = stdview; | 
| 114 |  | input[nfiles].pa = 1.0; | 
| 115 |  | } | 
| 116 |  | nfiles = 0; | 
| 163 |  | colval(input[nfiles].expos,GRN); | 
| 164 |  | colval(input[nfiles].coef,BLU) /= | 
| 165 |  | colval(input[nfiles].expos,BLU); | 
| 166 | + | setcolor(input[nfiles].expos, 1.0, 1.0, 1.0); | 
| 167 |  | } | 
| 168 |  | nfiles++; | 
| 169 |  | original = 0; | 
| 220 |  | } | 
| 221 |  |  | 
| 222 |  |  | 
| 223 | < | tputs(s)                        /* put out string preceded by a tab */ | 
| 224 | < | char    *s; | 
| 223 | > | static int | 
| 224 | > | tabputs(                        /* put out string preceded by a tab */ | 
| 225 | > | char    *s, | 
| 226 | > | void    *p | 
| 227 | > | ) | 
| 228 |  | { | 
| 229 |  | char    fmt[32]; | 
| 230 |  | double  d; | 
| 231 |  | COLOR   ctmp; | 
| 232 |  |  | 
| 233 |  | if (isheadid(s))                        /* header id */ | 
| 234 | < | return;         /* don't echo */ | 
| 234 | > | return(0);      /* don't echo */ | 
| 235 |  | if (formatval(fmt, s)) {                /* check format */ | 
| 236 |  | if (globmatch(ourfmt, fmt)) { | 
| 237 |  | wrongformat = 0; | 
| 238 |  | strcpy(ourfmt, fmt); | 
| 239 |  | } else | 
| 240 | < | wrongformat = 1; | 
| 241 | < | return;         /* don't echo */ | 
| 240 | > | wrongformat = globmatch(PICFMT, fmt) ? 1 : -1; | 
| 241 | > | return(0);      /* don't echo */ | 
| 242 |  | } | 
| 243 |  | if (isexpos(s)) {                       /* exposure */ | 
| 244 |  | d = exposval(s); | 
| 246 |  | } else if (iscolcor(s)) {               /* color correction */ | 
| 247 |  | colcorval(ctmp, s); | 
| 248 |  | multcolor(input[nfiles].expos, ctmp); | 
| 249 | < | } else if (isaspect(s)) { | 
| 249 | > | } else if (isaspect(s)) | 
| 250 |  | input[nfiles].pa *= aspectval(s); | 
| 251 | < | } else if (isview(s) && sscanview(&input[nfiles].vw, s) > 0) | 
| 251 | > | else if (isview(s) && sscanview(&input[nfiles].vw, s) > 0) | 
| 252 |  | gotview++; | 
| 253 |  | /* echo line */ | 
| 254 |  | putchar('\t'); | 
| 255 | < | fputs(s, stdout); | 
| 255 | > | return(fputs(s, stdout)); | 
| 256 |  | } | 
| 257 |  |  | 
| 258 |  |  | 
| 263 |  | gotview = 0; | 
| 264 |  | fputs(input[nfiles].name, stdout); | 
| 265 |  | fputs(":\n", stdout); | 
| 266 | < | getheader(input[nfiles].fp, tputs, NULL); | 
| 267 | < | if (wrongformat) { | 
| 266 | > | getheader(input[nfiles].fp, tabputs, NULL); | 
| 267 | > | if (wrongformat < 0) { | 
| 268 |  | eputs(input[nfiles].name); | 
| 269 | < | eputs(": not in Radiance picture format\n"); | 
| 269 | > | eputs(": not a Radiance picture\n"); | 
| 270 |  | quit(1); | 
| 271 |  | } | 
| 272 | + | if (wrongformat > 0) { | 
| 273 | + | wputs(input[nfiles].name); | 
| 274 | + | wputs(": warning -- incompatible picture format\n"); | 
| 275 | + | } | 
| 276 |  | if (!gotview || setview(&input[nfiles].vw) != NULL) | 
| 277 |  | input[nfiles].vw.type = 0; | 
| 278 |  | if (!fgetsresolu(&input[nfiles].rs, input[nfiles].fp)) { | 
| 316 |  |  | 
| 317 |  | init()                                  /* perform final setup */ | 
| 318 |  | { | 
| 319 | < | double  l_colin(), l_expos(), l_ray(), l_psize(); | 
| 319 | > | double  l_colin(char *), l_expos(char *), l_pixaspect(char *), | 
| 320 | > | l_ray(char *), l_psize(char *); | 
| 321 |  | register int    i; | 
| 322 |  | /* define constants */ | 
| 323 | + | varset("PI", ':', PI); | 
| 324 |  | varset(vnfiles, ':', (double)nfiles); | 
| 325 |  | varset(vxmax, ':', (double)xmax); | 
| 326 |  | varset(vymax, ':', (double)ymax); | 
| 331 |  | } | 
| 332 |  | funset(vbrtexp, 1, ':', l_expos); | 
| 333 |  | funset(vbrtin, 1, '=', l_colin); | 
| 334 | < | for (i = 0; i < 6; i++) | 
| 334 | > | funset(vpixaspect, 1, ':', l_pixaspect); | 
| 335 | > | for (i = 0; i < 7; i++) | 
| 336 |  | funset(vray[i], 1, '=', l_ray); | 
| 337 |  | funset(vpsize, 1, '=', l_psize); | 
| 338 |  | /* set brightness function */ | 
| 339 | < | if (!strcmp(ourfmt, CIEFMT)) | 
| 339 | > | if (!strcmp(ourfmt, CIEFMT)) { | 
| 340 | > | varset(vwhteff, ':', 1.0); | 
| 341 |  | ourbright = xyz_bright; | 
| 342 | + | } else | 
| 343 | + | varset(vwhteff, ':', WHTEFFICACY); | 
| 344 |  | } | 
| 345 |  |  | 
| 346 |  |  | 
| 398 |  | quit(1); | 
| 399 |  | } | 
| 400 |  | } | 
| 401 | < | efree(scanout); | 
| 401 | > | efree((char *)scanout); | 
| 402 |  | } | 
| 403 |  |  | 
| 404 |  |  | 
| 451 |  |  | 
| 452 |  |  | 
| 453 |  | double | 
| 454 | + | l_pixaspect(char *nm)           /* return pixel aspect ratio */ | 
| 455 | + | { | 
| 456 | + | register int    fn; | 
| 457 | + |  | 
| 458 | + | fn = argument(1) - .5; | 
| 459 | + | if (fn < 0 || fn >= nfiles) | 
| 460 | + | return(1.0); | 
| 461 | + | return(input[fn].pa); | 
| 462 | + | } | 
| 463 | + |  | 
| 464 | + |  | 
| 465 | + | double | 
| 466 |  | l_colin(nam)                    /* return color value for picture */ | 
| 467 |  | register char   *nam; | 
| 468 |  | { | 
| 470 |  | register int    n, xoff, yoff; | 
| 471 |  | double  d; | 
| 472 |  |  | 
| 473 | < | d = argument(1); | 
| 454 | < | if (d > -.5 && d < .5) | 
| 455 | < | return((double)nfiles); | 
| 456 | < | fn = d - .5; | 
| 473 | > | fn = argument(1) - .5; | 
| 474 |  | if (fn < 0 || fn >= nfiles) { | 
| 475 |  | errno = EDOM; | 
| 476 |  | return(0.0); | 
| 522 |  | { | 
| 523 |  | static unsigned long    ltick[MAXINP]; | 
| 524 |  | static FVECT    lorg[MAXINP], ldir[MAXINP]; | 
| 525 | < | FLOAT   loc[2]; | 
| 526 | < | double  d; | 
| 525 | > | static double   ldist[MAXINP]; | 
| 526 | > | RREAL   loc[2]; | 
| 527 |  | int     fn; | 
| 528 |  | register int    i; | 
| 529 |  |  | 
| 530 | < | d = argument(1); | 
| 514 | < | if (d > -.5 && d < .5) | 
| 515 | < | return((double)nfiles); | 
| 516 | < | fn = d - .5; | 
| 530 | > | fn = argument(1) - .5; | 
| 531 |  | if (fn < 0 || fn >= nfiles) { | 
| 532 |  | errno = EDOM; | 
| 533 |  | return(0.0); | 
| 534 |  | } | 
| 535 | < | if (ltick[fn] < eclock) {               /* need to compute? */ | 
| 535 | > | if (ltick[fn] != eclock) {              /* need to compute? */ | 
| 536 |  | lorg[fn][0] = lorg[fn][1] = lorg[fn][2] = 0.0; | 
| 537 |  | ldir[fn][0] = ldir[fn][1] = ldir[fn][2] = 0.0; | 
| 538 | + | ldist[fn] = -1.0; | 
| 539 |  | if (input[fn].vw.type == 0) | 
| 540 |  | errno = EDOM; | 
| 541 |  | else { | 
| 542 |  | pix2loc(loc, &input[fn].rs, xscan, ymax-1-yscan); | 
| 543 | < | if (viewray(lorg[fn], ldir[fn], | 
| 544 | < | &input[fn].vw, loc[0], loc[1]) < 0) | 
| 530 | < | errno = ERANGE; | 
| 531 | < | ltick[fn] = eclock; | 
| 543 | > | ldist[fn] = viewray(lorg[fn], ldir[fn], | 
| 544 | > | &input[fn].vw, loc[0], loc[1]); | 
| 545 |  | } | 
| 546 | + | ltick[fn] = eclock; | 
| 547 |  | } | 
| 548 | < | i = 6; | 
| 548 | > | if (nam == vray[i=6]) | 
| 549 | > | return(ldist[fn]); | 
| 550 |  | while (i--) | 
| 551 |  | if (nam == vray[i]) | 
| 552 |  | return(i < 3 ? lorg[fn][i] : ldir[fn][i-3]); | 
| 556 |  |  | 
| 557 |  |  | 
| 558 |  | double | 
| 559 | < | l_psize()                       /* compute pixel size in steradians */ | 
| 559 | > | l_psize(char *nm)               /* compute pixel size in steradians */ | 
| 560 |  | { | 
| 561 |  | static unsigned long    ltick[MAXINP]; | 
| 562 |  | static double   psize[MAXINP]; | 
| 563 | < | FVECT   dir0, org1, dir1; | 
| 564 | < | FLOAT   loc[2]; | 
| 563 | > | FVECT   dir0, org, dirx, diry; | 
| 564 | > | RREAL   locx[2], locy[2]; | 
| 565 |  | double  d; | 
| 566 |  | int     fn; | 
| 567 | + | register int    i; | 
| 568 |  |  | 
| 569 |  | d = argument(1); | 
| 570 | < | if (d > -.5 && d < .5) | 
| 555 | < | return((double)nfiles); | 
| 556 | < | fn = d - .5; | 
| 557 | < | if (fn < 0 || fn >= nfiles) { | 
| 570 | > | if (d < .5 || d >= nfiles+.5) { | 
| 571 |  | errno = EDOM; | 
| 572 |  | return(0.0); | 
| 573 |  | } | 
| 574 | < | if (ltick[fn] < eclock)                 /* need to compute? */ | 
| 575 | < | if (input[fn].vw.type == 0 || input[fn].vw.type == VT_PAR) | 
| 574 | > | fn = d - .5; | 
| 575 | > | if (ltick[fn] != eclock) {              /* need to compute? */ | 
| 576 | > | psize[fn] = 0.0; | 
| 577 | > | if (input[fn].vw.type == 0) | 
| 578 |  | errno = EDOM; | 
| 579 | < | else { | 
| 580 | < | errno = 0; | 
| 581 | < | dir0[0] = funvalue(vray[3], 1, &d); | 
| 582 | < | if (errno) | 
| 583 | < | return(0.0); | 
| 584 | < | dir0[1] = funvalue(vray[4], 1, &d); | 
| 585 | < | if (errno) | 
| 586 | < | return(0.0); | 
| 587 | < | dir0[2] = funvalue(vray[5], 1, &d); | 
| 588 | < | if (errno) | 
| 574 | < | return(0.0); | 
| 575 | < | pix2loc(loc, &input[fn].rs, xscan+1, ymax-yscan); | 
| 576 | < | psize[fn] = 0.0; | 
| 577 | < | if (viewray(org1, dir1, | 
| 578 | < | &input[fn].vw, loc[0], loc[1]) < 0) | 
| 579 | < | errno = ERANGE; | 
| 580 | < | else { | 
| 579 | > | else if (input[fn].vw.type != VT_PAR && | 
| 580 | > | funvalue(vray[6], 1, &d) >= 0) { | 
| 581 | > | for (i = 0; i < 3; i++) | 
| 582 | > | dir0[i] = funvalue(vray[3+i], 1, &d); | 
| 583 | > | pix2loc(locx, &input[fn].rs, xscan+1, ymax-1-yscan); | 
| 584 | > | pix2loc(locy, &input[fn].rs, xscan, ymax-yscan); | 
| 585 | > | if (viewray(org, dirx, &input[fn].vw, | 
| 586 | > | locx[0], locx[1]) >= 0 && | 
| 587 | > | viewray(org, diry, &input[fn].vw, | 
| 588 | > | locy[0], locy[1]) >= 0) { | 
| 589 |  | /* approximate solid angle */ | 
| 590 | < | psize[fn] = dist2(dir0, dir1) * input[fn].pa / | 
| 591 | < | (1.0 + input[fn].pa*input[fn].pa); | 
| 592 | < | ltick[fn] = eclock; | 
| 590 | > | for (i = 0; i < 3; i++) { | 
| 591 | > | dirx[i] -= dir0[i]; | 
| 592 | > | diry[i] -= dir0[i]; | 
| 593 | > | } | 
| 594 | > | fcross(dir0, dirx, diry); | 
| 595 | > | psize[fn] = sqrt(DOT(dir0,dir0)); | 
| 596 |  | } | 
| 597 |  | } | 
| 598 | + | ltick[fn] = eclock; | 
| 599 | + | } | 
| 600 |  | return(psize[fn]); | 
| 601 |  | } | 
| 602 |  |  | 
| 603 |  |  | 
| 604 | < | wputs(msg) | 
| 605 | < | char    *msg; | 
| 604 | > | extern void | 
| 605 | > | wputs(char      *msg) | 
| 606 |  | { | 
| 607 |  | if (!nowarn) | 
| 608 |  | eputs(msg); | 
| 609 |  | } | 
| 610 |  |  | 
| 611 |  |  | 
| 612 | < | eputs(msg) | 
| 613 | < | char    *msg; | 
| 612 | > | extern void | 
| 613 | > | eputs(char *msg) | 
| 614 |  | { | 
| 615 |  | fputs(msg, stderr); | 
| 616 |  | } | 
| 617 |  |  | 
| 618 |  |  | 
| 619 | < | quit(code)              /* exit gracefully */ | 
| 620 | < | int  code; | 
| 619 | > | extern void | 
| 620 | > | quit(int code)          /* exit gracefully */ | 
| 621 |  | { | 
| 622 |  | register int  i; | 
| 623 |  | /* close input files */ |