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/* Copyright (c) 1992 Regents of the University of California */ |
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|
| 1 |
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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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|
| 4 |
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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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|
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< |
#include <stdio.h> |
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< |
|
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< |
#ifdef MSDOS |
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< |
#include <fcntl.h> |
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< |
#endif |
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< |
|
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< |
#include <errno.h> |
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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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|
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#include "resolu.h" |
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|
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#include "calcomp.h" |
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#include "view.h" |
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|
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#define MAXINP 32 /* maximum number of input files */ |
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< |
#define WINSIZ 9 /* scanline window size */ |
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< |
#define MIDSCN 4 /* current scan position */ |
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> |
#define WINSIZ 64 /* scanline window size */ |
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> |
#define MIDSCN ((WINSIZ-1)/2+1) |
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|
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struct { |
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char *name; /* file or command name */ |
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FILE *fp; /* stream pointer */ |
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VIEW vw; /* view for picture */ |
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RESOLU rs; /* image resolution and orientation */ |
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float pa; /* pixel aspect ratio */ |
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COLOR *scan[WINSIZ]; /* input scanline window */ |
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COLOR coef; /* coefficient */ |
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COLOR expos; /* recorded exposure */ |
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|
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int nfiles; /* number of input files */ |
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|
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char ourfmt[LPICFMT+1] = PICFMT; /* input picture format */ |
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|
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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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char vbrtout[] = "lo"; |
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char vcolexp[3][4] = {"re", "ge", "be"}; |
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char vbrtexp[] = "le"; |
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char vpixaspect[] = "pa"; |
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|
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char vray[7][4] = {"Ox", "Oy", "Oz", "Dx", "Dy", "Dz", "T"}; |
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|
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char vpsize[] = "S"; |
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|
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char vnfiles[] = "nfiles"; |
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char vwhteff[] = "WE"; |
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char vxmax[] = "xmax"; |
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char vymax[] = "ymax"; |
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char vxres[] = "xres"; |
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|
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int xpos, ypos; /* output position */ |
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|
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char *progname; /* global argv[0] */ |
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|
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int wrongformat = 0; |
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int gotview; |
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|
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FILE *popen(); |
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|
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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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|
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|
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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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if (argv[a][0] == '-') |
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} |
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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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+ |
input[nfiles].vw = stdview; |
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input[nfiles].pa = 1.0; |
| 128 |
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} |
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nfiles = 0; |
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original = 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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} |
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/* complete header */ |
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printargs(argc, argv, stdout); |
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< |
fputformat(COLRFMT, stdout); |
| 220 |
> |
if (strcmp(ourfmt, PICFMT)) |
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> |
fputformat(ourfmt, stdout); /* print format if known */ |
| 222 |
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putchar('\n'); |
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fprtresolu(xres, yres, stdout); |
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/* combine pictures */ |
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eputs("Usage: "); |
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eputs(argv[0]); |
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eputs( |
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< |
" [-w][-x xr][-y yr][-e expr][-f file] [ [-s f][-c r g b] pic ..]\n"); |
| 231 |
> |
" [-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 */ |
| 234 |
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} |
| 235 |
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|
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|
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< |
tputs(s) /* put out string preceded by a tab */ |
| 238 |
< |
char *s; |
| 237 |
> |
static int |
| 238 |
> |
tabputs( /* put out string preceded by a tab */ |
| 239 |
> |
char *s, |
| 240 |
> |
void *p |
| 241 |
> |
) |
| 242 |
|
{ |
| 243 |
|
char fmt[32]; |
| 244 |
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double d; |
| 245 |
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COLOR ctmp; |
| 246 |
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|
| 247 |
< |
if (isformat(s)) { /* check format */ |
| 248 |
< |
formatval(fmt, s); |
| 249 |
< |
wrongformat = strcmp(fmt, COLRFMT); |
| 250 |
< |
return; /* don't echo */ |
| 247 |
> |
if (isheadid(s)) /* header id */ |
| 248 |
> |
return(0); /* don't echo */ |
| 249 |
> |
if (formatval(fmt, s)) { /* check format */ |
| 250 |
> |
if (globmatch(ourfmt, fmt)) { |
| 251 |
> |
wrongformat = 0; |
| 252 |
> |
strcpy(ourfmt, fmt); |
| 253 |
> |
} else |
| 254 |
> |
wrongformat = globmatch(PICFMT, fmt) ? 1 : -1; |
| 255 |
> |
return(0); /* don't echo */ |
| 256 |
|
} |
| 257 |
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if (isexpos(s)) { /* exposure */ |
| 258 |
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d = exposval(s); |
| 260 |
|
} else if (iscolcor(s)) { /* color correction */ |
| 261 |
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colcorval(ctmp, s); |
| 262 |
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multcolor(input[nfiles].expos, ctmp); |
| 263 |
< |
} |
| 263 |
> |
} else if (isaspect(s)) |
| 264 |
> |
input[nfiles].pa *= aspectval(s); |
| 265 |
> |
else if (isview(s) && sscanview(&input[nfiles].vw, s) > 0) |
| 266 |
> |
gotview++; |
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/* echo line */ |
| 268 |
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putchar('\t'); |
| 269 |
< |
fputs(s, stdout); |
| 269 |
> |
return(fputs(s, stdout)); |
| 270 |
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} |
| 271 |
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|
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|
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< |
checkfile() /* ready a file */ |
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> |
static void |
| 274 |
> |
checkfile(void) /* ready a file */ |
| 275 |
|
{ |
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– |
int xinp, yinp; |
| 276 |
|
register int i; |
| 277 |
|
/* process header */ |
| 278 |
+ |
gotview = 0; |
| 279 |
|
fputs(input[nfiles].name, stdout); |
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|
fputs(":\n", stdout); |
| 281 |
< |
getheader(input[nfiles].fp, tputs, NULL); |
| 282 |
< |
if (wrongformat) { |
| 281 |
> |
getheader(input[nfiles].fp, tabputs, NULL); |
| 282 |
> |
if (wrongformat < 0) { |
| 283 |
|
eputs(input[nfiles].name); |
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< |
eputs(": not in Radiance picture format\n"); |
| 284 |
> |
eputs(": not a Radiance picture\n"); |
| 285 |
|
quit(1); |
| 286 |
|
} |
| 287 |
< |
if (fgetresolu(&xinp, &yinp, input[nfiles].fp) < 0) { |
| 287 |
> |
if (wrongformat > 0) { |
| 288 |
> |
wputs(input[nfiles].name); |
| 289 |
> |
wputs(": warning -- incompatible picture format\n"); |
| 290 |
> |
} |
| 291 |
> |
if (!gotview || setview(&input[nfiles].vw) != NULL) |
| 292 |
> |
input[nfiles].vw.type = 0; |
| 293 |
> |
if (!fgetsresolu(&input[nfiles].rs, input[nfiles].fp)) { |
| 294 |
|
eputs(input[nfiles].name); |
| 295 |
|
eputs(": bad picture size\n"); |
| 296 |
|
quit(1); |
| 297 |
|
} |
| 298 |
|
if (xmax == 0 && ymax == 0) { |
| 299 |
< |
xmax = xinp; |
| 300 |
< |
ymax = yinp; |
| 301 |
< |
} else if (xinp != xmax || yinp != ymax) { |
| 299 |
> |
xmax = scanlen(&input[nfiles].rs); |
| 300 |
> |
ymax = numscans(&input[nfiles].rs); |
| 301 |
> |
} else if (scanlen(&input[nfiles].rs) != xmax || |
| 302 |
> |
numscans(&input[nfiles].rs) != ymax) { |
| 303 |
|
eputs(input[nfiles].name); |
| 304 |
|
eputs(": resolution mismatch\n"); |
| 305 |
|
quit(1); |
| 310 |
|
} |
| 311 |
|
|
| 312 |
|
|
| 313 |
< |
init() /* perform final setup */ |
| 313 |
> |
static double |
| 314 |
> |
rgb_bright( |
| 315 |
> |
COLOR clr |
| 316 |
> |
) |
| 317 |
|
{ |
| 318 |
< |
double l_colin(), l_expos(); |
| 318 |
> |
return(bright(clr)); |
| 319 |
> |
} |
| 320 |
> |
|
| 321 |
> |
|
| 322 |
> |
static double |
| 323 |
> |
xyz_bright( |
| 324 |
> |
COLOR clr |
| 325 |
> |
) |
| 326 |
> |
{ |
| 327 |
> |
return(clr[CIEY]); |
| 328 |
> |
} |
| 329 |
> |
|
| 330 |
> |
|
| 331 |
> |
double (*ourbright)() = rgb_bright; |
| 332 |
> |
|
| 333 |
> |
|
| 334 |
> |
static void |
| 335 |
> |
init(void) /* perform final setup */ |
| 336 |
> |
{ |
| 337 |
|
register int i; |
| 338 |
|
/* define constants */ |
| 339 |
+ |
varset("PI", ':', PI); |
| 340 |
|
varset(vnfiles, ':', (double)nfiles); |
| 341 |
|
varset(vxmax, ':', (double)xmax); |
| 342 |
|
varset(vymax, ':', (double)ymax); |
| 347 |
|
} |
| 348 |
|
funset(vbrtexp, 1, ':', l_expos); |
| 349 |
|
funset(vbrtin, 1, '=', l_colin); |
| 350 |
+ |
funset(vpixaspect, 1, ':', l_pixaspect); |
| 351 |
+ |
for (i = 0; i < 7; i++) |
| 352 |
+ |
funset(vray[i], 1, '=', l_ray); |
| 353 |
+ |
funset(vpsize, 1, '=', l_psize); |
| 354 |
+ |
/* set brightness function */ |
| 355 |
+ |
if (!strcmp(ourfmt, CIEFMT)) { |
| 356 |
+ |
varset(vwhteff, ':', 1.0); |
| 357 |
+ |
ourbright = xyz_bright; |
| 358 |
+ |
} else |
| 359 |
+ |
varset(vwhteff, ':', WHTEFFICACY); |
| 360 |
|
} |
| 361 |
|
|
| 362 |
|
|
| 363 |
< |
combine() /* combine pictures */ |
| 363 |
> |
static void |
| 364 |
> |
combine(void) /* combine pictures */ |
| 365 |
|
{ |
| 366 |
|
EPNODE *coldef[3], *brtdef; |
| 367 |
|
COLOR *scanout; |
| 415 |
|
quit(1); |
| 416 |
|
} |
| 417 |
|
} |
| 418 |
< |
efree(scanout); |
| 418 |
> |
efree((char *)scanout); |
| 419 |
|
} |
| 420 |
|
|
| 421 |
|
|
| 422 |
< |
advance() /* read in data for next scanline */ |
| 422 |
> |
static void |
| 423 |
> |
advance(void) /* read in data for next scanline */ |
| 424 |
|
{ |
| 350 |
– |
extern double fabs(); |
| 425 |
|
int ytarget; |
| 426 |
|
register COLOR *st; |
| 427 |
|
register int i, j; |
| 448 |
|
} |
| 449 |
|
|
| 450 |
|
|
| 451 |
< |
double |
| 452 |
< |
l_expos(nam) /* return picture exposure */ |
| 453 |
< |
register char *nam; |
| 451 |
> |
static double |
| 452 |
> |
l_expos( /* return picture exposure */ |
| 453 |
> |
register char *nam |
| 454 |
> |
) |
| 455 |
|
{ |
| 456 |
|
register int fn, n; |
| 457 |
|
|
| 459 |
|
if (fn < 0 || fn >= nfiles) |
| 460 |
|
return(1.0); |
| 461 |
|
if (nam == vbrtexp) |
| 462 |
< |
return(bright(input[fn].expos)); |
| 462 |
> |
return((*ourbright)(input[fn].expos)); |
| 463 |
|
n = 3; |
| 464 |
|
while (n--) |
| 465 |
|
if (nam == vcolexp[n]) |
| 466 |
|
return(colval(input[fn].expos,n)); |
| 467 |
|
eputs("Bad call to l_expos()!\n"); |
| 468 |
|
quit(1); |
| 469 |
+ |
return 1; /* pro forma return */ |
| 470 |
|
} |
| 471 |
|
|
| 472 |
|
|
| 473 |
< |
double |
| 474 |
< |
l_colin(nam) /* return color value for picture */ |
| 399 |
< |
register char *nam; |
| 473 |
> |
static double |
| 474 |
> |
l_pixaspect(char *nm) /* return pixel aspect ratio */ |
| 475 |
|
{ |
| 476 |
+ |
register int fn; |
| 477 |
+ |
|
| 478 |
+ |
fn = argument(1) - .5; |
| 479 |
+ |
if (fn < 0 || fn >= nfiles) |
| 480 |
+ |
return(1.0); |
| 481 |
+ |
return(input[fn].pa); |
| 482 |
+ |
} |
| 483 |
+ |
|
| 484 |
+ |
|
| 485 |
+ |
static double |
| 486 |
+ |
l_colin( /* return color value for picture */ |
| 487 |
+ |
register char *nam |
| 488 |
+ |
) |
| 489 |
+ |
{ |
| 490 |
|
int fn; |
| 491 |
|
register int n, xoff, yoff; |
| 492 |
|
double d; |
| 493 |
|
|
| 494 |
< |
d = argument(1); |
| 406 |
< |
if (d > -.5 && d < .5) |
| 407 |
< |
return((double)nfiles); |
| 408 |
< |
fn = d - .5; |
| 494 |
> |
fn = argument(1) - .5; |
| 495 |
|
if (fn < 0 || fn >= nfiles) { |
| 496 |
|
errno = EDOM; |
| 497 |
|
return(0.0); |
| 527 |
|
} |
| 528 |
|
} |
| 529 |
|
if (nam == vbrtin) |
| 530 |
< |
return(bright(input[fn].scan[MIDSCN+yoff][xscan+xoff])); |
| 530 |
> |
return((*ourbright)(input[fn].scan[MIDSCN+yoff][xscan+xoff])); |
| 531 |
|
n = 3; |
| 532 |
|
while (n--) |
| 533 |
|
if (nam == vcolin[n]) |
| 534 |
|
return(colval(input[fn].scan[MIDSCN+yoff][xscan+xoff],n)); |
| 535 |
|
eputs("Bad call to l_colin()!\n"); |
| 536 |
|
quit(1); |
| 537 |
+ |
return 1; /* pro forma return */ |
| 538 |
|
} |
| 539 |
|
|
| 540 |
|
|
| 541 |
< |
wputs(msg) |
| 542 |
< |
char *msg; |
| 541 |
> |
static double |
| 542 |
> |
l_ray( /* return ray origin or direction */ |
| 543 |
> |
register char *nam |
| 544 |
> |
) |
| 545 |
|
{ |
| 546 |
+ |
static unsigned long ltick[MAXINP]; |
| 547 |
+ |
static FVECT lorg[MAXINP], ldir[MAXINP]; |
| 548 |
+ |
static double ldist[MAXINP]; |
| 549 |
+ |
RREAL loc[2]; |
| 550 |
+ |
int fn; |
| 551 |
+ |
register int i; |
| 552 |
+ |
|
| 553 |
+ |
fn = argument(1) - .5; |
| 554 |
+ |
if (fn < 0 || fn >= nfiles) { |
| 555 |
+ |
errno = EDOM; |
| 556 |
+ |
return(0.0); |
| 557 |
+ |
} |
| 558 |
+ |
if (ltick[fn] != eclock) { /* need to compute? */ |
| 559 |
+ |
lorg[fn][0] = lorg[fn][1] = lorg[fn][2] = 0.0; |
| 560 |
+ |
ldir[fn][0] = ldir[fn][1] = ldir[fn][2] = 0.0; |
| 561 |
+ |
ldist[fn] = -1.0; |
| 562 |
+ |
if (input[fn].vw.type == 0) |
| 563 |
+ |
errno = EDOM; |
| 564 |
+ |
else { |
| 565 |
+ |
pix2loc(loc, &input[fn].rs, xscan, ymax-1-yscan); |
| 566 |
+ |
ldist[fn] = viewray(lorg[fn], ldir[fn], |
| 567 |
+ |
&input[fn].vw, loc[0], loc[1]); |
| 568 |
+ |
} |
| 569 |
+ |
ltick[fn] = eclock; |
| 570 |
+ |
} |
| 571 |
+ |
if (nam == vray[i=6]) |
| 572 |
+ |
return(ldist[fn]); |
| 573 |
+ |
while (i--) |
| 574 |
+ |
if (nam == vray[i]) |
| 575 |
+ |
return(i < 3 ? lorg[fn][i] : ldir[fn][i-3]); |
| 576 |
+ |
eputs("Bad call to l_ray()!\n"); |
| 577 |
+ |
quit(1); |
| 578 |
+ |
return 1; /* pro forma return */ |
| 579 |
+ |
} |
| 580 |
+ |
|
| 581 |
+ |
|
| 582 |
+ |
static double |
| 583 |
+ |
l_psize(char *nm) /* compute pixel size in steradians */ |
| 584 |
+ |
{ |
| 585 |
+ |
static unsigned long ltick[MAXINP]; |
| 586 |
+ |
static double psize[MAXINP]; |
| 587 |
+ |
FVECT dir0, org, dirx, diry; |
| 588 |
+ |
RREAL locx[2], locy[2]; |
| 589 |
+ |
double d; |
| 590 |
+ |
int fn; |
| 591 |
+ |
register int i; |
| 592 |
+ |
|
| 593 |
+ |
d = argument(1); |
| 594 |
+ |
if (d < .5 || d >= nfiles+.5) { |
| 595 |
+ |
errno = EDOM; |
| 596 |
+ |
return(0.0); |
| 597 |
+ |
} |
| 598 |
+ |
fn = d - .5; |
| 599 |
+ |
if (ltick[fn] != eclock) { /* need to compute? */ |
| 600 |
+ |
psize[fn] = 0.0; |
| 601 |
+ |
if (input[fn].vw.type == 0) |
| 602 |
+ |
errno = EDOM; |
| 603 |
+ |
else if (input[fn].vw.type != VT_PAR && |
| 604 |
+ |
funvalue(vray[6], 1, &d) > FTINY) { |
| 605 |
+ |
for (i = 0; i < 3; i++) |
| 606 |
+ |
dir0[i] = funvalue(vray[3+i], 1, &d); |
| 607 |
+ |
pix2loc(locx, &input[fn].rs, xscan+1, ymax-1-yscan); |
| 608 |
+ |
pix2loc(locy, &input[fn].rs, xscan, ymax-yscan); |
| 609 |
+ |
if (viewray(org, dirx, &input[fn].vw, |
| 610 |
+ |
locx[0], locx[1]) >= -FTINY && |
| 611 |
+ |
viewray(org, diry, &input[fn].vw, |
| 612 |
+ |
locy[0], locy[1]) >= -FTINY) { |
| 613 |
+ |
/* approximate solid angle */ |
| 614 |
+ |
for (i = 0; i < 3; i++) { |
| 615 |
+ |
dirx[i] -= dir0[i]; |
| 616 |
+ |
diry[i] -= dir0[i]; |
| 617 |
+ |
} |
| 618 |
+ |
fcross(dir0, dirx, diry); |
| 619 |
+ |
psize[fn] = VLEN(dir0); |
| 620 |
+ |
} |
| 621 |
+ |
} |
| 622 |
+ |
ltick[fn] = eclock; |
| 623 |
+ |
} |
| 624 |
+ |
return(psize[fn]); |
| 625 |
+ |
} |
| 626 |
+ |
|
| 627 |
+ |
|
| 628 |
+ |
extern void |
| 629 |
+ |
wputs(char *msg) |
| 630 |
+ |
{ |
| 631 |
|
if (!nowarn) |
| 632 |
|
eputs(msg); |
| 633 |
|
} |
| 634 |
|
|
| 635 |
|
|
| 636 |
< |
eputs(msg) |
| 637 |
< |
char *msg; |
| 636 |
> |
extern void |
| 637 |
> |
eputs(char *msg) |
| 638 |
|
{ |
| 639 |
|
fputs(msg, stderr); |
| 640 |
|
} |
| 641 |
|
|
| 642 |
|
|
| 643 |
< |
quit(code) /* exit gracefully */ |
| 644 |
< |
int code; |
| 643 |
> |
extern void |
| 644 |
> |
quit(int code) /* exit gracefully */ |
| 645 |
|
{ |
| 646 |
|
register int i; |
| 647 |
|
/* close input files */ |