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/* Copyright (c) 1992 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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|
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/* |
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* Combine picture files according to calcomp functions. |
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* |
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* 1/4/89 |
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*/ |
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#include "platform.h" |
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#include "standard.h" |
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#include "rtprocess.h" |
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#include "color.h" |
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#include "resolu.h" |
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#include "calcomp.h" |
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#include "view.h" |
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#define MAXINP 32 /* maximum number of input files */ |
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#define WINSIZ 17 /* scanline window size */ |
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#define WINSIZ 64 /* scanline window size */ |
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#define MIDSCN ((WINSIZ-1)/2+1) |
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struct { |
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char ourfmt[LPICFMT+1] = PICFMT; /* input picture format */ |
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char StandardInput[] = "<stdin>"; |
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char Command[] = "<Command>"; |
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char vcolin[3][4] = {"ri", "gi", "bi"}; |
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char vcolout[3][4] = {"ro", "go", "bo"}; |
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int wrongformat = 0; |
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int gotview; |
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FILE *popen(); |
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extern char *emalloc(); |
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static gethfunc tabputs; |
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static void checkfile(void); |
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static double rgb_bright(COLOR clr); |
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static double xyz_bright(COLOR clr); |
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static void init(void); |
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static void combine(void); |
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static void advance(void); |
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static double l_expos(char *nam); |
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static double l_pixaspect(char *nm); |
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static double l_colin(char *nam); |
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static double l_ray(char *nam); |
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static double l_psize(char *nm); |
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main(argc, argv) |
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int argc; |
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char *argv[]; |
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int |
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main( |
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int argc, |
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char *argv[] |
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) |
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{ |
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int original; |
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double f; |
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int a, i; |
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#ifdef MSDOS |
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extern int _fmode; |
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_fmode = O_BINARY; |
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setmode(fileno(stdin), O_BINARY); |
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setmode(fileno(stdout), O_BINARY); |
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#endif |
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int a; |
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SET_DEFAULT_BINARY(); |
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SET_FILE_BINARY(stdin); |
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SET_FILE_BINARY(stdout); |
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progname = argv[0]; |
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/* scan options */ |
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for (a = 1; a < argc; a++) { |
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break; |
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} |
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newheader("RADIANCE", stdout); /* start header */ |
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fputnow(stdout); |
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/* process files */ |
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for (nfiles = 0; nfiles < MAXINP; nfiles++) { |
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setcolor(input[nfiles].coef, 1.0, 1.0, 1.0); |
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setcolor(input[nfiles].expos, 1.0, 1.0, 1.0); |
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copystruct(&input[nfiles].vw, &stdview); |
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input[nfiles].vw = stdview; |
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input[nfiles].pa = 1.0; |
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} |
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nfiles = 0; |
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if (argv[a][0] == '-') |
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switch (argv[a][1]) { |
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case '\0': |
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input[nfiles].name = "<stdin>"; |
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input[nfiles].name = StandardInput; |
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input[nfiles].fp = stdin; |
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break; |
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case 'o': |
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colval(input[nfiles].expos,GRN); |
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colval(input[nfiles].coef,BLU) /= |
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colval(input[nfiles].expos,BLU); |
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setcolor(input[nfiles].expos, 1.0, 1.0, 1.0); |
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} |
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nfiles++; |
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original = 0; |
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eputs( |
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" [-w][-x xr][-y yr][-e expr][-f file] [ [-o][-s f][-c r g b] pic ..]\n"); |
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quit(1); |
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return 1; /* pro forma return */ |
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} |
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tputs(s) /* put out string preceded by a tab */ |
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char *s; |
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static int |
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tabputs( /* put out string preceded by a tab */ |
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char *s, |
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void *p |
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) |
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{ |
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char fmt[32]; |
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double d; |
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COLOR ctmp; |
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if (isheadid(s)) /* header id */ |
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return; /* don't echo */ |
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return(0); /* don't echo */ |
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if (formatval(fmt, s)) { /* check format */ |
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if (globmatch(ourfmt, fmt)) { |
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wrongformat = 0; |
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strcpy(ourfmt, fmt); |
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} else |
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wrongformat = 1; |
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return; /* don't echo */ |
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wrongformat = globmatch(PICFMT, fmt) ? 1 : -1; |
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return(0); /* don't echo */ |
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} |
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if (isexpos(s)) { /* exposure */ |
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d = exposval(s); |
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gotview++; |
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/* echo line */ |
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putchar('\t'); |
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fputs(s, stdout); |
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return(fputs(s, stdout)); |
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} |
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checkfile() /* ready a file */ |
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static void |
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checkfile(void) /* ready a file */ |
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{ |
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register int i; |
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/* process header */ |
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gotview = 0; |
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fputs(input[nfiles].name, stdout); |
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fputs(":\n", stdout); |
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getheader(input[nfiles].fp, tputs, NULL); |
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if (wrongformat) { |
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getheader(input[nfiles].fp, tabputs, NULL); |
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if (wrongformat < 0) { |
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eputs(input[nfiles].name); |
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eputs(": not in Radiance picture format\n"); |
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eputs(": not a Radiance picture\n"); |
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quit(1); |
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} |
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if (wrongformat > 0) { |
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wputs(input[nfiles].name); |
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wputs(": warning -- incompatible picture format\n"); |
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} |
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if (!gotview || setview(&input[nfiles].vw) != NULL) |
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input[nfiles].vw.type = 0; |
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if (!fgetsresolu(&input[nfiles].rs, input[nfiles].fp)) { |
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} |
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double |
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rgb_bright(clr) |
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COLOR clr; |
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static double |
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rgb_bright( |
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COLOR clr |
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) |
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{ |
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return(bright(clr)); |
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} |
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double |
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xyz_bright(clr) |
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COLOR clr; |
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static double |
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xyz_bright( |
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COLOR clr |
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) |
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{ |
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return(clr[CIEY]); |
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} |
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double (*ourbright)() = rgb_bright; |
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init() /* perform final setup */ |
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static void |
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init(void) /* perform final setup */ |
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{ |
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double l_colin(), l_expos(), l_pixaspect(), l_ray(), l_psize(); |
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register int i; |
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/* define constants */ |
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varset("PI", ':', PI); |
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} |
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combine() /* combine pictures */ |
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static void |
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combine(void) /* combine pictures */ |
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{ |
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EPNODE *coldef[3], *brtdef; |
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COLOR *scanout; |
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quit(1); |
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} |
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} |
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efree(scanout); |
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efree((char *)scanout); |
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} |
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advance() /* read in data for next scanline */ |
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static void |
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advance(void) /* read in data for next scanline */ |
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{ |
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int ytarget; |
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register COLOR *st; |
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eputs(": read error\n"); |
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quit(1); |
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} |
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if (fabs(colval(input[i].coef,RED)-1.0) > 1e-3 || |
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fabs(colval(input[i].coef,GRN)-1.0) > 1e-3 || |
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fabs(colval(input[i].coef,BLU)-1.0) > 1e-3) |
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for (j = 0; j < xmax; j++) /* adjust color */ |
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multcolor(st[j], input[i].coef); |
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for (j = 0; j < xmax; j++) /* adjust color */ |
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multcolor(st[j], input[i].coef); |
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} |
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} |
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double |
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l_expos(nam) /* return picture exposure */ |
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register char *nam; |
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static double |
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l_expos( /* return picture exposure */ |
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register char *nam |
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) |
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{ |
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register int fn, n; |
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return(colval(input[fn].expos,n)); |
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eputs("Bad call to l_expos()!\n"); |
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quit(1); |
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return 1; /* pro forma return */ |
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} |
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double |
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l_pixaspect() /* return pixel aspect ratio */ |
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static double |
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l_pixaspect(char *nm) /* return pixel aspect ratio */ |
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{ |
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register int fn; |
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} |
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double |
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l_colin(nam) /* return color value for picture */ |
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register char *nam; |
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static double |
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l_colin( /* return color value for picture */ |
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register char *nam |
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) |
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{ |
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int fn; |
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register int n, xoff, yoff; |
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return(colval(input[fn].scan[MIDSCN+yoff][xscan+xoff],n)); |
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eputs("Bad call to l_colin()!\n"); |
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quit(1); |
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return 1; /* pro forma return */ |
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} |
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|
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|
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double |
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l_ray(nam) /* return ray origin or direction */ |
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register char *nam; |
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> |
static double |
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l_ray( /* return ray origin or direction */ |
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register char *nam |
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> |
) |
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{ |
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static unsigned long ltick[MAXINP]; |
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static FVECT lorg[MAXINP], ldir[MAXINP]; |
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static double ldist[MAXINP]; |
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FLOAT loc[2]; |
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> |
RREAL loc[2]; |
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int fn; |
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register int i; |
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|
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errno = EDOM; |
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return(0.0); |
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} |
555 |
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if (ltick[fn] < eclock) { /* need to compute? */ |
555 |
> |
if (ltick[fn] != eclock) { /* need to compute? */ |
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lorg[fn][0] = lorg[fn][1] = lorg[fn][2] = 0.0; |
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ldir[fn][0] = ldir[fn][1] = ldir[fn][2] = 0.0; |
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ldist[fn] = -1.0; |
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if (input[fn].vw.type == 0) |
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errno = EDOM; |
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else { |
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return(i < 3 ? lorg[fn][i] : ldir[fn][i-3]); |
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eputs("Bad call to l_ray()!\n"); |
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quit(1); |
575 |
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return 1; /* pro forma return */ |
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} |
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|
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double |
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l_psize() /* compute pixel size in steradians */ |
579 |
> |
static double |
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> |
l_psize(char *nm) /* compute pixel size in steradians */ |
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{ |
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static unsigned long ltick[MAXINP]; |
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static double psize[MAXINP]; |
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FVECT dir0, org, dirx, diry; |
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FLOAT locx[2], locy[2]; |
585 |
> |
RREAL locx[2], locy[2]; |
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double d; |
587 |
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int fn; |
588 |
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register int i; |
593 |
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return(0.0); |
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} |
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fn = d - .5; |
596 |
< |
if (ltick[fn] < eclock) { /* need to compute? */ |
596 |
> |
if (ltick[fn] != eclock) { /* need to compute? */ |
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psize[fn] = 0.0; |
598 |
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if (input[fn].vw.type == 0) |
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errno = EDOM; |
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else if (input[fn].vw.type != VT_PAR && |
601 |
< |
funvalue(vray[6], 1, &d) >= 0) { |
601 |
> |
funvalue(vray[6], 1, &d) >= -FTINY) { |
602 |
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for (i = 0; i < 3; i++) |
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dir0[i] = funvalue(vray[3+i], 1, &d); |
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pix2loc(locx, &input[fn].rs, xscan+1, ymax-1-yscan); |
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pix2loc(locy, &input[fn].rs, xscan, ymax-yscan); |
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if (viewray(org, dirx, &input[fn].vw, |
607 |
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locx[0], locx[1]) >= 0 && |
607 |
> |
locx[0], locx[1]) >= -FTINY && |
608 |
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viewray(org, diry, &input[fn].vw, |
609 |
< |
locy[0], locy[1]) >= 0) { |
609 |
> |
locy[0], locy[1]) >= -FTINY) { |
610 |
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/* approximate solid angle */ |
611 |
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for (i = 0; i < 3; i++) { |
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dirx[i] -= dir0[i]; |
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diry[i] -= dir0[i]; |
614 |
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} |
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fcross(dir0, dirx, diry); |
616 |
< |
psize[fn] = 0.5 * sqrt(DOT(dir0,dir0)); |
616 |
> |
psize[fn] = VLEN(dir0); |
617 |
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} |
618 |
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} |
619 |
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ltick[fn] = eclock; |
622 |
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} |
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|
625 |
< |
wputs(msg) |
626 |
< |
char *msg; |
625 |
> |
extern void |
626 |
> |
wputs(char *msg) |
627 |
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{ |
628 |
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if (!nowarn) |
629 |
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eputs(msg); |
630 |
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} |
631 |
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632 |
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|
633 |
< |
eputs(msg) |
634 |
< |
char *msg; |
633 |
> |
extern void |
634 |
> |
eputs(char *msg) |
635 |
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{ |
636 |
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fputs(msg, stderr); |
637 |
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} |
638 |
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|
639 |
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|
640 |
< |
quit(code) /* exit gracefully */ |
641 |
< |
int code; |
640 |
> |
extern void |
641 |
> |
quit(int code) /* exit gracefully */ |
642 |
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{ |
643 |
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register int i; |
644 |
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/* close input files */ |