1 |
< |
/* Copyright (c) 1989 Regents of the University of California */ |
1 |
> |
/* Copyright (c) 1991 Regents of the University of California */ |
2 |
|
|
3 |
|
#ifndef lint |
4 |
|
static char SCCSid[] = "$SunId$ LBL"; |
18 |
|
|
19 |
|
#include "calcomp.h" |
20 |
|
|
21 |
< |
#define MAXINP 16 /* maximum number of input files */ |
21 |
> |
#define MAXINP 32 /* maximum number of input files */ |
22 |
|
|
23 |
|
struct { |
24 |
|
char *name; /* file name */ |
25 |
|
FILE *fp; /* stream pointer */ |
26 |
|
COLOR *scan; /* input scanline */ |
27 |
+ |
COLOR coef; /* coefficient */ |
28 |
|
} input[MAXINP]; /* input pictures */ |
29 |
|
|
30 |
|
int nfiles; /* number of input files */ |
31 |
|
|
32 |
|
char *vcolin[3] = {"ri", "gi", "bi"}; |
33 |
|
char *vcolout[3] = {"ro", "go", "bo"}; |
34 |
+ |
#define vbrtin "li" |
35 |
+ |
#define vbrtout "lo" |
36 |
|
|
37 |
+ |
#define vnfiles "nfiles" |
38 |
+ |
#define vxres "xres" |
39 |
+ |
#define vyres "yres" |
40 |
|
#define vxpos "x" |
41 |
|
#define vypos "y" |
42 |
|
|
43 |
|
int nowarn = 0; /* no warning messages? */ |
44 |
|
|
45 |
+ |
int original = 0; /* origninal values? */ |
46 |
+ |
|
47 |
|
int xres=0, yres=0; /* picture resolution */ |
48 |
|
|
49 |
|
int xpos, ypos; /* picture position */ |
50 |
|
|
51 |
+ |
int wrongformat = 0; |
52 |
|
|
53 |
+ |
|
54 |
|
tputs(s) /* put out string preceded by a tab */ |
55 |
|
char *s; |
56 |
|
{ |
57 |
< |
putchar('\t'); |
58 |
< |
fputs(s, stdout); |
57 |
> |
char fmt[32]; |
58 |
> |
double d; |
59 |
> |
COLOR ctmp; |
60 |
> |
|
61 |
> |
if (isformat(s)) { /* check format */ |
62 |
> |
formatval(fmt, s); |
63 |
> |
wrongformat = strcmp(fmt, COLRFMT); |
64 |
> |
} else if (original && isexpos(s)) { /* exposure */ |
65 |
> |
d = 1.0/exposval(s); |
66 |
> |
scalecolor(input[nfiles].coef, d); |
67 |
> |
} else if (original && iscolcor(s)) { /* color correction */ |
68 |
> |
colcorval(ctmp, s); |
69 |
> |
colval(input[nfiles].coef,RED) /= colval(ctmp,RED); |
70 |
> |
colval(input[nfiles].coef,GRN) /= colval(ctmp,GRN); |
71 |
> |
colval(input[nfiles].coef,BLU) /= colval(ctmp,BLU); |
72 |
> |
} else { /* echo unaffected line */ |
73 |
> |
putchar('\t'); |
74 |
> |
fputs(s, stdout); |
75 |
> |
} |
76 |
> |
|
77 |
|
} |
78 |
|
|
79 |
|
|
81 |
|
int argc; |
82 |
|
char *argv[]; |
83 |
|
{ |
84 |
< |
extern double l_redin(), l_grnin(), l_bluin(); |
84 |
> |
extern double l_redin(), l_grnin(), l_bluin(), l_brtin(), atof(); |
85 |
> |
double f; |
86 |
|
int a; |
87 |
|
|
88 |
|
funset(vcolin[RED], 1, l_redin); |
89 |
|
funset(vcolin[GRN], 1, l_grnin); |
90 |
|
funset(vcolin[BLU], 1, l_bluin); |
91 |
+ |
funset(vbrtin, 1, l_brtin); |
92 |
|
|
93 |
|
for (a = 1; a < argc; a++) |
94 |
|
if (argv[a][0] == '-') |
95 |
|
switch (argv[a][1]) { |
96 |
|
case '\0': |
97 |
+ |
case 's': |
98 |
+ |
case 'c': |
99 |
|
goto getfiles; |
100 |
|
case 'x': |
101 |
|
xres = atoi(argv[++a]); |
106 |
|
case 'w': |
107 |
|
nowarn = !nowarn; |
108 |
|
break; |
109 |
+ |
case 'o': |
110 |
+ |
original = !original; |
111 |
+ |
break; |
112 |
|
case 'f': |
113 |
|
fcompile(argv[++a]); |
114 |
|
break; |
115 |
|
case 'e': |
116 |
< |
scompile(NULL, argv[++a]); |
116 |
> |
scompile(argv[++a], NULL, 0); |
117 |
|
break; |
118 |
|
default: |
119 |
< |
eputs("Usage: "); |
85 |
< |
eputs(argv[0]); |
86 |
< |
eputs(" [-w][-x xres][-y yres][-e expr][-f file] [picture ..]\n"); |
87 |
< |
quit(1); |
119 |
> |
goto usage; |
120 |
|
} |
121 |
|
else |
122 |
|
break; |
123 |
|
getfiles: |
124 |
+ |
for (nfiles = 0; nfiles < MAXINP; nfiles++) |
125 |
+ |
setcolor(input[nfiles].coef, 1.0, 1.0, 1.0); |
126 |
|
nfiles = 0; |
127 |
|
for ( ; a < argc; a++) { |
128 |
|
if (nfiles >= MAXINP) { |
130 |
|
eputs(": too many picture files\n"); |
131 |
|
quit(1); |
132 |
|
} |
133 |
< |
if (argv[a][0] == '-') { |
134 |
< |
input[nfiles].name = "<stdin>"; |
135 |
< |
input[nfiles].fp = stdin; |
136 |
< |
} else { |
133 |
> |
if (argv[a][0] == '-') |
134 |
> |
switch (argv[a][1]) { |
135 |
> |
case '\0': |
136 |
> |
input[nfiles].name = "<stdin>"; |
137 |
> |
input[nfiles].fp = stdin; |
138 |
> |
break; |
139 |
> |
case 's': |
140 |
> |
f = atof(argv[++a]); |
141 |
> |
scalecolor(input[nfiles].coef, f); |
142 |
> |
continue; |
143 |
> |
case 'c': |
144 |
> |
colval(input[nfiles].coef,RED)*=atof(argv[++a]); |
145 |
> |
colval(input[nfiles].coef,GRN)*=atof(argv[++a]); |
146 |
> |
colval(input[nfiles].coef,BLU)*=atof(argv[++a]); |
147 |
> |
continue; |
148 |
> |
default: |
149 |
> |
goto usage; |
150 |
> |
} |
151 |
> |
else { |
152 |
|
input[nfiles].name = argv[a]; |
153 |
|
input[nfiles].fp = fopen(argv[a], "r"); |
154 |
|
if (input[nfiles].fp == NULL) { |
155 |
< |
eputs(argv[a]); |
107 |
< |
eputs(": cannot open\n"); |
155 |
> |
perror(argv[a]); |
156 |
|
quit(1); |
157 |
|
} |
158 |
|
} |
159 |
|
fputs(input[nfiles].name, stdout); |
160 |
|
fputs(":\n", stdout); |
161 |
< |
getheader(input[nfiles].fp, tputs); |
162 |
< |
if (fscanf(input[nfiles].fp, "-Y %d +X %d\n", &ypos, &xpos) != 2) { |
161 |
> |
getheader(input[nfiles].fp, tputs, NULL); |
162 |
> |
if (wrongformat) { |
163 |
|
eputs(input[nfiles].name); |
164 |
+ |
eputs(": not in Radiance picture format\n"); |
165 |
+ |
quit(1); |
166 |
+ |
} |
167 |
+ |
if (fgetresolu(&xpos, &ypos, input[nfiles].fp) != |
168 |
+ |
(YMAJOR|YDECR)) { |
169 |
+ |
eputs(input[nfiles].name); |
170 |
|
eputs(": bad picture size\n"); |
171 |
|
quit(1); |
172 |
|
} |
182 |
|
nfiles++; |
183 |
|
} |
184 |
|
printargs(argc, argv, stdout); |
185 |
+ |
fputformat(COLRFMT, stdout); |
186 |
|
putchar('\n'); |
187 |
< |
printf("-Y %d +X %d\n", yres, xres); |
187 |
> |
fputresolu(YMAJOR|YDECR, xres, yres, stdout); |
188 |
|
combine(); |
189 |
|
quit(0); |
190 |
+ |
usage: |
191 |
+ |
eputs("Usage: "); |
192 |
+ |
eputs(argv[0]); |
193 |
+ |
eputs( |
194 |
+ |
" [-w][-h][-x xr][-y yr][-e expr][-f file] [ [-s f][-c r g b] pic ..]\n"); |
195 |
+ |
quit(1); |
196 |
|
} |
197 |
|
|
198 |
|
|
199 |
|
combine() /* combine pictures */ |
200 |
|
{ |
201 |
< |
int coldef[3]; |
201 |
> |
EPNODE *coldef[3], *brtdef; |
202 |
|
COLOR *scanout; |
203 |
+ |
double d; |
204 |
|
register int i, j; |
205 |
|
/* check defined variables */ |
206 |
< |
for (j = 0; j < 3; j++) |
207 |
< |
coldef[j] = vardefined(vcolout[j]); |
206 |
> |
for (j = 0; j < 3; j++) { |
207 |
> |
if (vardefined(vcolout[j])) |
208 |
> |
coldef[j] = eparse(vcolout[j]); |
209 |
> |
else |
210 |
> |
coldef[j] = NULL; |
211 |
> |
} |
212 |
> |
if (vardefined(vbrtout)) |
213 |
> |
brtdef = eparse(vbrtout); |
214 |
> |
else |
215 |
> |
brtdef = NULL; |
216 |
> |
/* predefine variables */ |
217 |
> |
varset(vnfiles, (double)nfiles); |
218 |
> |
varset(vxres, (double)xres); |
219 |
> |
varset(vyres, (double)yres); |
220 |
|
/* allocate scanline */ |
221 |
|
scanout = (COLOR *)emalloc(xres*sizeof(COLOR)); |
222 |
|
/* combine files */ |
223 |
|
for (ypos = yres-1; ypos >= 0; ypos--) { |
224 |
+ |
for (i = 0; i < nfiles; i++) |
225 |
+ |
if (freadscan(input[i].scan, xres, input[i].fp) < 0) { |
226 |
+ |
eputs(input[i].name); |
227 |
+ |
eputs(": read error\n"); |
228 |
+ |
quit(1); |
229 |
+ |
} |
230 |
+ |
varset(vypos, (double)ypos); |
231 |
+ |
for (xpos = 0; xpos < xres; xpos++) { |
232 |
|
for (i = 0; i < nfiles; i++) |
233 |
< |
if (freadscan(input[i].scan, xres, input[i].fp) < 0) { |
234 |
< |
eputs(input[i].name); |
235 |
< |
eputs(": read error\n"); |
236 |
< |
quit(1); |
233 |
> |
multcolor(input[i].scan[xpos],input[i].coef); |
234 |
> |
varset(vxpos, (double)xpos); |
235 |
> |
eclock++; |
236 |
> |
if (brtdef != NULL) { |
237 |
> |
d = evalue(brtdef); |
238 |
> |
if (d < 0.0) |
239 |
> |
d = 0.0; |
240 |
> |
setcolor(scanout[xpos], d, d, d); |
241 |
> |
} else { |
242 |
> |
for (j = 0; j < 3; j++) { |
243 |
> |
if (coldef[j] != NULL) { |
244 |
> |
colval(scanout[xpos],j) = evalue(coldef[j]); |
245 |
> |
} else { |
246 |
> |
colval(scanout[xpos],j) = 0.0; |
247 |
> |
for (i = 0; i < nfiles; i++) |
248 |
> |
colval(scanout[xpos],j) += |
249 |
> |
colval(input[i].scan[xpos],j); |
250 |
|
} |
251 |
< |
varset(vypos, (double)ypos); |
252 |
< |
for (xpos = 0; xpos < xres; xpos++) { |
253 |
< |
varset(vxpos, (double)xpos); |
159 |
< |
eclock++; |
160 |
< |
for (j = 0; j < 3; j++) |
161 |
< |
if (coldef[j]) { |
162 |
< |
colval(scanout[xpos],j) = varvalue(vcolout[j]); |
163 |
< |
if (colval(scanout[xpos],j) < 0.0) |
164 |
< |
colval(scanout[xpos],j) = 0.0; |
165 |
< |
} else { |
166 |
< |
colval(scanout[xpos],j) = 0.0; |
167 |
< |
for (i = 0; i < nfiles; i++) |
168 |
< |
colval(scanout[xpos],j) += colval(input[i].scan[xpos],j); |
169 |
< |
colval(scanout[xpos],j) /= (double)nfiles; |
170 |
< |
} |
251 |
> |
if (colval(scanout[xpos],j) < 0.0) |
252 |
> |
colval(scanout[xpos],j) = 0.0; |
253 |
> |
} |
254 |
|
} |
255 |
< |
if (fwritescan(scanout, xres, stdout) < 0) { |
256 |
< |
eputs("write error\n"); |
257 |
< |
quit(1); |
258 |
< |
} |
255 |
> |
} |
256 |
> |
if (fwritescan(scanout, xres, stdout) < 0) { |
257 |
> |
perror("write error"); |
258 |
> |
quit(1); |
259 |
> |
} |
260 |
|
} |
261 |
|
efree(scanout); |
262 |
|
} |
294 |
|
l_bluin() /* get blue color */ |
295 |
|
{ |
296 |
|
return(colin((int)(argument(1)+.5), BLU)); |
297 |
+ |
} |
298 |
+ |
|
299 |
+ |
|
300 |
+ |
double |
301 |
+ |
l_brtin() /* get brightness value */ |
302 |
+ |
{ |
303 |
+ |
register int fn; |
304 |
+ |
|
305 |
+ |
fn = argument(1)+.5; |
306 |
+ |
if (fn == 0) |
307 |
+ |
return((double)nfiles); |
308 |
+ |
if (fn < 1 || fn > nfiles) { |
309 |
+ |
errno = EDOM; |
310 |
+ |
return(0.0); |
311 |
+ |
} |
312 |
+ |
return(bright(input[fn-1].scan[xpos])); |
313 |
|
} |
314 |
|
|
315 |
|
|