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 */ |
52 |
|
tputs(s) /* put out string preceded by a tab */ |
53 |
|
char *s; |
54 |
|
{ |
55 |
+ |
double d; |
56 |
+ |
COLOR ctmp; |
57 |
+ |
/* echo header line */ |
58 |
|
putchar('\t'); |
59 |
|
fputs(s, stdout); |
60 |
+ |
if (!original) |
61 |
+ |
return; |
62 |
+ |
/* check for exposure */ |
63 |
+ |
if (isexpos(s)) { |
64 |
+ |
d = 1.0/exposval(s); |
65 |
+ |
scalecolor(input[nfiles].coef, d); |
66 |
+ |
} else if (iscolcor(s)) { |
67 |
+ |
colcorval(ctmp, s); |
68 |
+ |
colval(input[nfiles].coef,RED) /= colval(ctmp,RED); |
69 |
+ |
colval(input[nfiles].coef,GRN) /= colval(ctmp,GRN); |
70 |
+ |
colval(input[nfiles].coef,BLU) /= colval(ctmp,BLU); |
71 |
+ |
} |
72 |
|
} |
73 |
|
|
74 |
|
|
76 |
|
int argc; |
77 |
|
char *argv[]; |
78 |
|
{ |
79 |
< |
extern double l_redin(), l_grnin(), l_bluin(); |
79 |
> |
extern double l_redin(), l_grnin(), l_bluin(), l_brtin(), atof(); |
80 |
> |
double f; |
81 |
|
int a; |
82 |
|
|
83 |
|
funset(vcolin[RED], 1, l_redin); |
84 |
|
funset(vcolin[GRN], 1, l_grnin); |
85 |
|
funset(vcolin[BLU], 1, l_bluin); |
86 |
+ |
funset(vbrtin, 1, l_brtin); |
87 |
|
|
88 |
|
for (a = 1; a < argc; a++) |
89 |
|
if (argv[a][0] == '-') |
90 |
|
switch (argv[a][1]) { |
91 |
|
case '\0': |
92 |
+ |
case 's': |
93 |
+ |
case 'c': |
94 |
|
goto getfiles; |
95 |
|
case 'x': |
96 |
|
xres = atoi(argv[++a]); |
101 |
|
case 'w': |
102 |
|
nowarn = !nowarn; |
103 |
|
break; |
104 |
+ |
case 'o': |
105 |
+ |
original = !original; |
106 |
+ |
break; |
107 |
|
case 'f': |
108 |
|
fcompile(argv[++a]); |
109 |
|
break; |
110 |
|
case 'e': |
111 |
< |
scompile(NULL, argv[++a]); |
111 |
> |
scompile(argv[++a], NULL, 0); |
112 |
|
break; |
113 |
|
default: |
114 |
< |
eputs("Usage: "); |
85 |
< |
eputs(argv[0]); |
86 |
< |
eputs(" [-w][-x xres][-y yres][-e expr][-f file] [picture ..]\n"); |
87 |
< |
quit(1); |
114 |
> |
goto usage; |
115 |
|
} |
116 |
|
else |
117 |
|
break; |
118 |
|
getfiles: |
119 |
+ |
for (nfiles = 0; nfiles < MAXINP; nfiles++) |
120 |
+ |
setcolor(input[nfiles].coef, 1.0, 1.0, 1.0); |
121 |
|
nfiles = 0; |
122 |
|
for ( ; a < argc; a++) { |
123 |
|
if (nfiles >= MAXINP) { |
125 |
|
eputs(": too many picture files\n"); |
126 |
|
quit(1); |
127 |
|
} |
128 |
< |
if (argv[a][0] == '-') { |
129 |
< |
input[nfiles].name = "<stdin>"; |
130 |
< |
input[nfiles].fp = stdin; |
131 |
< |
} else { |
128 |
> |
if (argv[a][0] == '-') |
129 |
> |
switch (argv[a][1]) { |
130 |
> |
case '\0': |
131 |
> |
input[nfiles].name = "<stdin>"; |
132 |
> |
input[nfiles].fp = stdin; |
133 |
> |
break; |
134 |
> |
case 's': |
135 |
> |
f = atof(argv[++a]); |
136 |
> |
scalecolor(input[nfiles].coef, f); |
137 |
> |
continue; |
138 |
> |
case 'c': |
139 |
> |
colval(input[nfiles].coef,RED)*=atof(argv[++a]); |
140 |
> |
colval(input[nfiles].coef,GRN)*=atof(argv[++a]); |
141 |
> |
colval(input[nfiles].coef,BLU)*=atof(argv[++a]); |
142 |
> |
continue; |
143 |
> |
default: |
144 |
> |
goto usage; |
145 |
> |
} |
146 |
> |
else { |
147 |
|
input[nfiles].name = argv[a]; |
148 |
|
input[nfiles].fp = fopen(argv[a], "r"); |
149 |
|
if (input[nfiles].fp == NULL) { |
150 |
< |
eputs(argv[a]); |
107 |
< |
eputs(": cannot open\n"); |
150 |
> |
perror(argv[a]); |
151 |
|
quit(1); |
152 |
|
} |
153 |
|
} |
154 |
|
fputs(input[nfiles].name, stdout); |
155 |
|
fputs(":\n", stdout); |
156 |
|
getheader(input[nfiles].fp, tputs); |
157 |
< |
if (fscanf(input[nfiles].fp, "-Y %d +X %d\n", &ypos, &xpos) != 2) { |
157 |
> |
if (fgetresolu(&xpos, &ypos, input[nfiles].fp) != |
158 |
> |
(YMAJOR|YDECR)) { |
159 |
|
eputs(input[nfiles].name); |
160 |
|
eputs(": bad picture size\n"); |
161 |
|
quit(1); |
173 |
|
} |
174 |
|
printargs(argc, argv, stdout); |
175 |
|
putchar('\n'); |
176 |
< |
printf("-Y %d +X %d\n", yres, xres); |
176 |
> |
fputresolu(YMAJOR|YDECR, xres, yres, stdout); |
177 |
|
combine(); |
178 |
|
quit(0); |
179 |
+ |
usage: |
180 |
+ |
eputs("Usage: "); |
181 |
+ |
eputs(argv[0]); |
182 |
+ |
eputs( |
183 |
+ |
" [-w][-h][-x xr][-y yr][-e expr][-f file] [ [-s f][-c r g b] pic ..]\n"); |
184 |
+ |
quit(1); |
185 |
|
} |
186 |
|
|
187 |
|
|
188 |
|
combine() /* combine pictures */ |
189 |
|
{ |
190 |
< |
int coldef[3]; |
190 |
> |
EPNODE *coldef[3], *brtdef; |
191 |
|
COLOR *scanout; |
192 |
+ |
double d; |
193 |
|
register int i, j; |
194 |
|
/* check defined variables */ |
195 |
< |
for (j = 0; j < 3; j++) |
196 |
< |
coldef[j] = vardefined(vcolout[j]); |
195 |
> |
for (j = 0; j < 3; j++) { |
196 |
> |
if (vardefined(vcolout[j])) |
197 |
> |
coldef[j] = eparse(vcolout[j]); |
198 |
> |
else |
199 |
> |
coldef[j] = NULL; |
200 |
> |
} |
201 |
> |
if (vardefined(vbrtout)) |
202 |
> |
brtdef = eparse(vbrtout); |
203 |
> |
else |
204 |
> |
brtdef = NULL; |
205 |
> |
/* predefine variables */ |
206 |
> |
varset(vnfiles, (double)nfiles); |
207 |
> |
varset(vxres, (double)xres); |
208 |
> |
varset(vyres, (double)yres); |
209 |
|
/* allocate scanline */ |
210 |
|
scanout = (COLOR *)emalloc(xres*sizeof(COLOR)); |
211 |
|
/* combine files */ |
212 |
|
for (ypos = yres-1; ypos >= 0; ypos--) { |
213 |
+ |
for (i = 0; i < nfiles; i++) |
214 |
+ |
if (freadscan(input[i].scan, xres, input[i].fp) < 0) { |
215 |
+ |
eputs(input[i].name); |
216 |
+ |
eputs(": read error\n"); |
217 |
+ |
quit(1); |
218 |
+ |
} |
219 |
+ |
varset(vypos, (double)ypos); |
220 |
+ |
for (xpos = 0; xpos < xres; xpos++) { |
221 |
|
for (i = 0; i < nfiles; i++) |
222 |
< |
if (freadscan(input[i].scan, xres, input[i].fp) < 0) { |
223 |
< |
eputs(input[i].name); |
224 |
< |
eputs(": read error\n"); |
225 |
< |
quit(1); |
222 |
> |
multcolor(input[i].scan[xpos],input[i].coef); |
223 |
> |
varset(vxpos, (double)xpos); |
224 |
> |
eclock++; |
225 |
> |
if (brtdef != NULL) { |
226 |
> |
d = evalue(brtdef); |
227 |
> |
if (d < 0.0) |
228 |
> |
d = 0.0; |
229 |
> |
setcolor(scanout[xpos], d, d, d); |
230 |
> |
} else { |
231 |
> |
for (j = 0; j < 3; j++) { |
232 |
> |
if (coldef[j] != NULL) { |
233 |
> |
colval(scanout[xpos],j) = evalue(coldef[j]); |
234 |
> |
} else { |
235 |
> |
colval(scanout[xpos],j) = 0.0; |
236 |
> |
for (i = 0; i < nfiles; i++) |
237 |
> |
colval(scanout[xpos],j) += |
238 |
> |
colval(input[i].scan[xpos],j); |
239 |
|
} |
240 |
< |
varset(vypos, (double)ypos); |
241 |
< |
for (xpos = 0; xpos < xres; xpos++) { |
242 |
< |
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 |
< |
} |
240 |
> |
if (colval(scanout[xpos],j) < 0.0) |
241 |
> |
colval(scanout[xpos],j) = 0.0; |
242 |
> |
} |
243 |
|
} |
244 |
< |
if (fwritescan(scanout, xres, stdout) < 0) { |
245 |
< |
eputs("write error\n"); |
246 |
< |
quit(1); |
247 |
< |
} |
244 |
> |
} |
245 |
> |
if (fwritescan(scanout, xres, stdout) < 0) { |
246 |
> |
perror("write error"); |
247 |
> |
quit(1); |
248 |
> |
} |
249 |
|
} |
250 |
|
efree(scanout); |
251 |
|
} |
283 |
|
l_bluin() /* get blue color */ |
284 |
|
{ |
285 |
|
return(colin((int)(argument(1)+.5), BLU)); |
286 |
+ |
} |
287 |
+ |
|
288 |
+ |
|
289 |
+ |
double |
290 |
+ |
l_brtin() /* get brightness value */ |
291 |
+ |
{ |
292 |
+ |
register int fn; |
293 |
+ |
|
294 |
+ |
fn = argument(1)+.5; |
295 |
+ |
if (fn == 0) |
296 |
+ |
return((double)nfiles); |
297 |
+ |
if (fn < 1 || fn > nfiles) { |
298 |
+ |
errno = EDOM; |
299 |
+ |
return(0.0); |
300 |
+ |
} |
301 |
+ |
return(bright(input[fn-1].scan[xpos])); |
302 |
|
} |
303 |
|
|
304 |
|
|