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#include "calcomp.h" |
| 20 |
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|
| 21 |
< |
#define MAXINP 16 /* maximum number of input files */ |
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> |
#define MAXINP 32 /* maximum number of input files */ |
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| 23 |
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struct { |
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char *name; /* file name */ |
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input[nfiles].name = argv[a]; |
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input[nfiles].fp = fopen(argv[a], "r"); |
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if (input[nfiles].fp == NULL) { |
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< |
eputs(argv[a]); |
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< |
eputs(": cannot open\n"); |
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> |
perror(argv[a]); |
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quit(1); |
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} |
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} |
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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); |
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< |
if (fscanf(input[nfiles].fp, "-Y %d +X %d\n", &ypos, &xpos) != 2) { |
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> |
if (fgetresolu(&xpos, &ypos, input[nfiles].fp) != |
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> |
(YMAJOR|YDECR)) { |
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eputs(input[nfiles].name); |
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eputs(": bad picture size\n"); |
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quit(1); |
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} |
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printargs(argc, argv, stdout); |
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putchar('\n'); |
| 150 |
< |
printf("-Y %d +X %d\n", yres, xres); |
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> |
fputresolu(YMAJOR|YDECR, xres, yres, stdout); |
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combine(); |
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quit(0); |
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usage: |
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|
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combine() /* combine pictures */ |
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{ |
| 163 |
< |
int coldef[3]; |
| 163 |
> |
EPNODE *coldef[3]; |
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COLOR *scanout; |
| 165 |
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register int i, j; |
| 166 |
|
/* check defined variables */ |
| 167 |
< |
for (j = 0; j < 3; j++) |
| 168 |
< |
coldef[j] = vardefined(vcolout[j]); |
| 167 |
> |
for (j = 0; j < 3; j++) { |
| 168 |
> |
if (vardefined(vcolout[j])) |
| 169 |
> |
coldef[j] = eparse(vcolout[j]); |
| 170 |
> |
else |
| 171 |
> |
coldef[j] = NULL; |
| 172 |
> |
} |
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/* allocate scanline */ |
| 174 |
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scanout = (COLOR *)emalloc(xres*sizeof(COLOR)); |
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/* combine files */ |
| 184 |
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for (xpos = 0; xpos < xres; xpos++) { |
| 185 |
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varset(vxpos, (double)xpos); |
| 186 |
|
eclock++; |
| 187 |
< |
for (j = 0; j < 3; j++) |
| 188 |
< |
if (coldef[j]) { |
| 187 |
> |
for (j = 0; j < 3; j++) { |
| 188 |
> |
if (coldef[j] != NULL) { |
| 189 |
|
colval(scanout[xpos],j) = |
| 190 |
< |
varvalue(vcolout[j]); |
| 187 |
< |
if (colval(scanout[xpos],j) < 0.0) |
| 188 |
< |
colval(scanout[xpos],j) = 0.0; |
| 190 |
> |
evalue(coldef[j]); |
| 191 |
|
} else { |
| 192 |
|
colval(scanout[xpos],j) = 0.0; |
| 193 |
|
for (i = 0; i < nfiles; i++) |
| 195 |
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colval(input[i].coef,j) * |
| 196 |
|
colval(input[i].scan[xpos],j); |
| 197 |
|
} |
| 198 |
+ |
if (colval(scanout[xpos],j) < 0.0) |
| 199 |
+ |
colval(scanout[xpos],j) = 0.0; |
| 200 |
+ |
} |
| 201 |
|
} |
| 202 |
|
if (fwritescan(scanout, xres, stdout) < 0) { |
| 203 |
< |
eputs("write error\n"); |
| 203 |
> |
perror("write error"); |
| 204 |
|
quit(1); |
| 205 |
|
} |
| 206 |
|
} |
