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/* Copyright (c) 1991 Regents of the University of California */ |
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|
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#ifndef lint |
2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
2 |
> |
static const char RCSid[] = "$Id$"; |
3 |
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#endif |
6 |
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|
4 |
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/* |
5 |
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* pcompos.c - program to composite pictures. |
6 |
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* |
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* 6/30/87 |
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*/ |
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|
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< |
#include <stdio.h> |
10 |
> |
#include <math.h> |
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|
12 |
< |
#include "color.h" |
12 |
> |
#include "copyright.h" |
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|
14 |
+ |
#include "rtio.h" |
15 |
+ |
#include "platform.h" |
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#include "paths.h" |
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+ |
#include "rterror.h" |
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+ |
#include "color.h" |
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#include "resolu.h" |
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|
21 |
< |
#define MAXFILE 64 |
21 |
> |
#ifdef getc_unlocked /* avoid horrendous overhead of flockfile */ |
22 |
> |
#undef getc |
23 |
> |
#define getc getc_unlocked |
24 |
> |
#endif |
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|
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+ |
#define MAXFILE 1024 |
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+ |
|
28 |
+ |
#define HASMIN 1 |
29 |
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#define HASMAX 2 |
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|
31 |
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/* output picture size */ |
32 |
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int xsiz = 0; |
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int ysiz = 0; |
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|
44 |
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int checkthresh = 0; /* check threshold value */ |
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|
46 |
+ |
char StandardInput[] = "<stdin>"; |
47 |
+ |
char Command[] = "<Command>"; |
48 |
+ |
char Label[] = "<Label>"; |
49 |
+ |
|
50 |
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char *progname; |
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|
52 |
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struct { |
54 |
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FILE *fp; /* stream pointer */ |
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int xres, yres; /* picture size */ |
56 |
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int xloc, yloc; /* anchor point */ |
57 |
< |
int hasmin, hasmax; /* has threshold values */ |
58 |
< |
COLR thmin, thmax; /* thresholds */ |
57 |
> |
int flags; /* HASMIN, HASMAX */ |
58 |
> |
double thmin, thmax; /* thresholds */ |
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} input[MAXFILE]; /* our input files */ |
60 |
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|
61 |
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int nfile; /* number of files */ |
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|
63 |
+ |
int echoheader = 1; |
64 |
+ |
char ourfmt[LPICFMT+1] = PICFMT; |
65 |
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int wrongformat = 0; |
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|
51 |
– |
FILE *popen(), *lblopen(); |
67 |
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|
68 |
+ |
static gethfunc headline; |
69 |
+ |
static void compos(void); |
70 |
+ |
static int cmpcolr(COLR c1, double lv2); |
71 |
+ |
static FILE * lblopen(char *s, int *xp, int *yp); |
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|
73 |
< |
tabputs(s) /* print line preceded by a tab */ |
74 |
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char *s; |
73 |
> |
|
74 |
> |
|
75 |
> |
static int |
76 |
> |
headline( /* print line preceded by a tab */ |
77 |
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char *s, |
78 |
> |
void *p |
79 |
> |
) |
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{ |
81 |
< |
char fmt[32]; |
81 |
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char fmt[MAXFMTLEN]; |
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|
83 |
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if (isformat(s)) { |
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formatval(fmt, s); |
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wrongformat = strcmp(fmt, COLRFMT); |
86 |
< |
} else { |
87 |
< |
putc('\t', stdout); |
83 |
> |
if (isheadid(s)) |
84 |
> |
return(0); |
85 |
> |
if (formatval(fmt, s)) { |
86 |
> |
if (globmatch(ourfmt, fmt)) { |
87 |
> |
wrongformat = 0; |
88 |
> |
strcpy(ourfmt, fmt); |
89 |
> |
} else |
90 |
> |
wrongformat = 1; |
91 |
> |
} else if (echoheader) { |
92 |
> |
fputc('\t', stdout); |
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fputs(s, stdout); |
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} |
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+ |
return(0); |
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} |
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|
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|
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< |
main(argc, argv) |
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int argc; |
101 |
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char *argv[]; |
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> |
int |
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main( |
101 |
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int argc, |
102 |
> |
char *argv[] |
103 |
> |
) |
104 |
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{ |
105 |
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int ncolumns = 0; |
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int autolabel = 0; |
107 |
< |
int curcol = 0, curx = 0, cury = 0; |
107 |
> |
int curcol = 0, x0 = 0, curx = 0, cury = 0, spacing = 0; |
108 |
> |
int xsgn, ysgn; |
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char *thislabel; |
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int an; |
111 |
< |
|
111 |
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SET_DEFAULT_BINARY(); |
112 |
> |
SET_FILE_BINARY(stdin); |
113 |
> |
SET_FILE_BINARY(stdout); |
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progname = argv[0]; |
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|
116 |
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for (an = 1; an < argc && argv[an][0] == '-'; an++) |
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switch (argv[an][1]) { |
118 |
+ |
case 'h': |
119 |
+ |
echoheader = !echoheader; |
120 |
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break; |
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case 'x': |
122 |
< |
xmax = xsiz = atoi(argv[++an]); |
122 |
> |
xsiz = atoi(argv[++an]); |
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break; |
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case 'y': |
125 |
< |
ymax = ysiz = atoi(argv[++an]); |
125 |
> |
ysiz = atoi(argv[++an]); |
126 |
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break; |
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case 'b': |
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setcolr(bgcolr, atof(argv[an+1]), |
133 |
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case 'a': |
134 |
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ncolumns = atoi(argv[++an]); |
135 |
|
break; |
136 |
+ |
case 's': |
137 |
+ |
spacing = atoi(argv[++an]); |
138 |
+ |
break; |
139 |
+ |
case 'o': |
140 |
+ |
curx = x0 = atoi(argv[++an]); |
141 |
+ |
cury = atoi(argv[++an]); |
142 |
+ |
break; |
143 |
|
case 'l': |
144 |
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switch (argv[an][2]) { |
145 |
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case 'a': |
161 |
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goto userr; |
162 |
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} |
163 |
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dofiles: |
164 |
+ |
newheader("RADIANCE", stdout); |
165 |
+ |
fputnow(stdout); |
166 |
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for (nfile = 0; an < argc; nfile++) { |
167 |
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if (nfile >= MAXFILE) |
168 |
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goto toomany; |
169 |
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thislabel = NULL; |
170 |
< |
input[nfile].hasmin = input[nfile].hasmax = 0; |
171 |
< |
while (an < argc && (argv[an][0] == '-' || argv[an][0] == '+')) |
170 |
> |
input[nfile].flags = 0; |
171 |
> |
xsgn = ysgn = '-'; |
172 |
> |
while (an < argc && (argv[an][0] == '-' || argv[an][0] == '+' |
173 |
> |
|| argv[an][0] == '=')) { |
174 |
|
switch (argv[an][1]) { |
175 |
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case 't': |
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checkthresh = 1; |
177 |
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if (argv[an][0] == '-') { |
178 |
< |
input[nfile].hasmin = 1; |
179 |
< |
setcolr(input[nfile].thmin, |
180 |
< |
atof(argv[an+1]), |
181 |
< |
atof(argv[an+1]), |
182 |
< |
atof(argv[an+1])); |
183 |
< |
} else { |
184 |
< |
input[nfile].hasmax = 1; |
185 |
< |
setcolr(input[nfile].thmax, |
137 |
< |
atof(argv[an+1]), |
138 |
< |
atof(argv[an+1]), |
139 |
< |
atof(argv[an+1])); |
140 |
< |
} |
141 |
< |
an += 2; |
178 |
> |
input[nfile].flags |= HASMIN; |
179 |
> |
input[nfile].thmin = atof(argv[an+1]); |
180 |
> |
} else if (argv[an][0] == '+') { |
181 |
> |
input[nfile].flags |= HASMAX; |
182 |
> |
input[nfile].thmax = atof(argv[an+1]); |
183 |
> |
} else |
184 |
> |
goto userr; |
185 |
> |
an++; |
186 |
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break; |
187 |
|
case 'l': |
188 |
|
if (strcmp(argv[an], "-l")) |
189 |
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goto userr; |
190 |
< |
thislabel = argv[an+1]; |
147 |
< |
an += 2; |
190 |
> |
thislabel = argv[++an]; |
191 |
|
break; |
192 |
+ |
case '+': |
193 |
+ |
case '-': |
194 |
+ |
case '0': |
195 |
+ |
if (argv[an][0] != '=') |
196 |
+ |
goto userr; |
197 |
+ |
xsgn = argv[an][1]; |
198 |
+ |
ysgn = argv[an][2]; |
199 |
+ |
if (ysgn != '+' && ysgn != '-' && ysgn != '0') |
200 |
+ |
goto userr; |
201 |
+ |
break; |
202 |
|
case '\0': |
203 |
|
if (argv[an][0] == '-') |
204 |
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goto getfile; |
206 |
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default: |
207 |
|
goto userr; |
208 |
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} |
209 |
+ |
an++; |
210 |
+ |
} |
211 |
|
getfile: |
212 |
|
if (argc-an < (ncolumns ? 1 : 3)) |
213 |
|
goto userr; |
214 |
|
if (autolabel && thislabel == NULL) |
215 |
|
thislabel = argv[an]; |
216 |
|
if (!strcmp(argv[an], "-")) { |
217 |
< |
input[nfile].name = "<stdin>"; |
217 |
> |
input[nfile].name = StandardInput; |
218 |
|
input[nfile].fp = stdin; |
219 |
|
} else { |
220 |
|
if (argv[an][0] == '!') { |
221 |
< |
input[nfile].name = "<Command>"; |
221 |
> |
input[nfile].name = Command; |
222 |
|
input[nfile].fp = popen(argv[an]+1, "r"); |
223 |
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} else { |
224 |
|
input[nfile].name = argv[an]; |
231 |
|
} |
232 |
|
an++; |
233 |
|
/* get header */ |
234 |
< |
printf("%s:\n", input[nfile].name); |
235 |
< |
getheader(input[nfile].fp, tabputs, NULL); |
234 |
> |
if (echoheader) |
235 |
> |
printf("%s:\n", input[nfile].name); |
236 |
> |
getheader(input[nfile].fp, headline, NULL); |
237 |
|
if (wrongformat) { |
238 |
< |
fprintf(stderr, "%s: not a Radiance picture\n", |
238 |
> |
fprintf(stderr, "%s: incompatible input format\n", |
239 |
|
input[nfile].name); |
240 |
|
quit(1); |
241 |
|
} |
246 |
|
input[nfile].name); |
247 |
|
quit(1); |
248 |
|
} |
249 |
< |
if (ncolumns > 0) { |
250 |
< |
if (curcol >= ncolumns) { |
251 |
< |
cury = ymax; |
252 |
< |
curx = 0; |
249 |
> |
if (ncolumns) { |
250 |
> |
if (curcol >= abs(ncolumns)) { |
251 |
> |
cury = ymax + spacing; |
252 |
> |
curx = x0; |
253 |
|
curcol = 0; |
254 |
|
} |
255 |
|
input[nfile].xloc = curx; |
256 |
|
input[nfile].yloc = cury; |
257 |
< |
curx += input[nfile].xres; |
257 |
> |
curx += input[nfile].xres + spacing; |
258 |
|
curcol++; |
259 |
|
} else { |
260 |
|
input[nfile].xloc = atoi(argv[an++]); |
261 |
+ |
if (xsgn == '+') |
262 |
+ |
input[nfile].xloc -= input[nfile].xres; |
263 |
+ |
else if (xsgn == '0') |
264 |
+ |
input[nfile].xloc -= input[nfile].xres/2; |
265 |
|
input[nfile].yloc = atoi(argv[an++]); |
266 |
+ |
if (ysgn == '+') |
267 |
+ |
input[nfile].yloc -= input[nfile].yres; |
268 |
+ |
else if (ysgn == '0') |
269 |
+ |
input[nfile].yloc -= input[nfile].yres/2; |
270 |
|
} |
271 |
|
if (input[nfile].xloc < xmin) |
272 |
|
xmin = input[nfile].xloc; |
279 |
|
if (thislabel != NULL) { |
280 |
|
if (++nfile >= MAXFILE) |
281 |
|
goto toomany; |
282 |
< |
input[nfile].name = "<Label>"; |
283 |
< |
input[nfile].hasmin = input[nfile].hasmax = 0; |
282 |
> |
input[nfile].name = Label; |
283 |
> |
input[nfile].flags = 0; |
284 |
|
input[nfile].xres = input[nfile-1].xres; |
285 |
|
input[nfile].yres = labelht; |
286 |
|
if ((input[nfile].fp = lblopen(thislabel, |
294 |
|
} |
295 |
|
if (xsiz <= 0) |
296 |
|
xsiz = xmax; |
297 |
+ |
else if (xsiz > xmax) |
298 |
+ |
xmax = xsiz; |
299 |
|
if (ysiz <= 0) |
300 |
|
ysiz = ymax; |
301 |
+ |
else if (ysiz > ymax) |
302 |
+ |
ymax = ysiz; |
303 |
+ |
if (ncolumns < 0) { /* reverse rows if requested */ |
304 |
+ |
int i = nfile; |
305 |
+ |
while (i--) |
306 |
+ |
input[i].yloc = ymax - input[i].yres - input[i].yloc; |
307 |
+ |
} |
308 |
|
/* add new header info. */ |
309 |
|
printargs(argc, argv, stdout); |
310 |
< |
fputformat(COLRFMT, stdout); |
310 |
> |
if (strcmp(ourfmt, PICFMT)) |
311 |
> |
fputformat(ourfmt, stdout); /* print format if known */ |
312 |
|
putchar('\n'); |
313 |
|
fprtresolu(xsiz, ysiz, stdout); |
314 |
|
|
316 |
|
|
317 |
|
quit(0); |
318 |
|
userr: |
319 |
< |
fprintf(stderr, "Usage: %s [-x xr][-y yr][-b r g b][-a n][-la][-lh h] ", |
319 |
> |
fprintf(stderr, |
320 |
> |
"Usage: %s [-h][-x xr][-y yr][-b r g b][-a n][-s p][-o x0 y0][-la][-lh h] ", |
321 |
|
progname); |
322 |
< |
fprintf(stderr, "[-t min1][+t max1][-l lab] pic1 x1 y1 ..\n"); |
322 |
> |
fprintf(stderr, "[-t min1][+t max1][-l lab][=SS] pic1 x1 y1 ..\n"); |
323 |
|
quit(1); |
324 |
|
toomany: |
325 |
|
fprintf(stderr, "%s: only %d files and labels allowed\n", |
328 |
|
labelerr: |
329 |
|
fprintf(stderr, "%s: error opening label\n", progname); |
330 |
|
quit(1); |
331 |
+ |
return 1; /* pro forma return */ |
332 |
|
} |
333 |
|
|
334 |
|
|
335 |
< |
compos() /* composite pictures */ |
335 |
> |
static void |
336 |
> |
compos(void) /* composite pictures */ |
337 |
|
{ |
338 |
|
COLR *scanin, *scanout; |
339 |
|
int y; |
370 |
|
if (x > xsiz) |
371 |
|
x = xsiz; |
372 |
|
for (x--; x >= 0 && x >= input[i].xloc; x--) { |
373 |
< |
if (input[i].hasmin && |
373 |
> |
if (input[i].flags & HASMIN && |
374 |
|
cmpcolr(scanin[x], input[i].thmin) <= 0) |
375 |
|
continue; |
376 |
< |
if (input[i].hasmax && |
376 |
> |
if (input[i].flags & HASMAX && |
377 |
|
cmpcolr(scanin[x], input[i].thmax) >= 0) |
378 |
|
continue; |
379 |
|
copycolr(scanout[x], scanin[x]); |
387 |
|
quit(1); |
388 |
|
} |
389 |
|
} |
390 |
+ |
/* read remainders from streams */ |
391 |
+ |
for (i = 0; i < nfile; i++) |
392 |
+ |
if (input[i].name[0] == '<') |
393 |
+ |
while (getc(input[i].fp) != EOF) |
394 |
+ |
; |
395 |
|
return; |
396 |
|
memerr: |
397 |
|
perror(progname); |
399 |
|
} |
400 |
|
|
401 |
|
|
402 |
< |
int |
403 |
< |
cmpcolr(c1, c2) /* compare two colr's (improvisation) */ |
404 |
< |
register COLR c1, c2; |
402 |
> |
static int |
403 |
> |
cmpcolr( /* compare COLR to luminance */ |
404 |
> |
register COLR c1, |
405 |
> |
double lv2 |
406 |
> |
) |
407 |
|
{ |
408 |
< |
register int i, j; |
409 |
< |
|
410 |
< |
j = 4; /* check exponents first! */ |
411 |
< |
while (j--) |
412 |
< |
if (i = c1[j] - c2[j]) |
413 |
< |
return(i); |
408 |
> |
double lv1 = .0; |
409 |
> |
|
410 |
> |
if (c1[EXP]) |
411 |
> |
lv1 = ldexp((double)normbright(c1), (int)c1[EXP]-(COLXS+8)); |
412 |
> |
if (lv1 < lv2) return(-1); |
413 |
> |
if (lv1 > lv2) return(1); |
414 |
|
return(0); |
415 |
|
} |
416 |
|
|
417 |
|
|
418 |
< |
FILE * |
419 |
< |
lblopen(s, xp, yp) /* open pipe to label generator */ |
420 |
< |
char *s; |
421 |
< |
int *xp, *yp; |
418 |
> |
static FILE * |
419 |
> |
lblopen( /* open pipe to label generator */ |
420 |
> |
char *s, |
421 |
> |
int *xp, |
422 |
> |
int *yp |
423 |
> |
) |
424 |
|
{ |
425 |
< |
char com[128]; |
425 |
> |
char com[PATH_MAX]; |
426 |
|
FILE *fp; |
427 |
|
|
428 |
|
sprintf(com, "psign -s -.15 -a 2 -x %d -y %d '%.90s'", *xp, *yp, s); |
439 |
|
} |
440 |
|
|
441 |
|
|
442 |
+ |
void |
443 |
|
quit(code) /* exit gracefully */ |
444 |
|
int code; |
445 |
|
{ |
446 |
< |
int status; |
447 |
< |
|
448 |
< |
if (code == 0) /* reap any children */ |
449 |
< |
while (wait(&status) != -1) |
450 |
< |
if (code == 0) |
451 |
< |
code = status>>8 & 0xff; |
446 |
> |
register int i; |
447 |
> |
/* close input files */ |
448 |
> |
for (i = 0; i < nfile; i++) |
449 |
> |
if (input[i].name == Command || input[i].name == Label) |
450 |
> |
pclose(input[i].fp); |
451 |
> |
else |
452 |
> |
fclose(input[i].fp); |
453 |
|
exit(code); |
454 |
|
} |