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* Create a 4x1 hex bitmap from a Radiance picture. |
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*/ |
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< |
#include <stdio.h> |
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< |
#include <time.h> |
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> |
#include "platform.h" |
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#include "color.h" |
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+ |
#include "rtio.h" |
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#include "resolu.h" |
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char *progname; |
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– |
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int xmax, ymax; |
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– |
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double thresh = 0.5; /* threshold value */ |
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– |
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COLR threshclr; |
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|
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#define abovethresh(c) ((c)[EXP]>threshclr[EXP] || \ |
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((c)[EXP]==threshclr[EXP] && (c)[GRN]>threshclr[GRN])) |
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|
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static void quiterr(char *err); |
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+ |
static void ra2hex(void); |
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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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> |
|
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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 i; |
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|
| 58 |
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} |
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/* assign threshold color */ |
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setcolr(threshclr, thresh, thresh, thresh); |
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/* binary input */ |
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SET_FILE_BINARY(stdin); |
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/* get our header */ |
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if (checkheader(stdin, COLRFMT, NULL) < 0 || |
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fgetresolu(&xmax, &ymax, stdin) < 0) |
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} |
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|
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< |
quiterr(err) /* print message and exit */ |
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< |
char *err; |
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> |
static void |
| 78 |
> |
quiterr( /* print message and exit */ |
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> |
char *err |
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> |
) |
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{ |
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if (err != NULL) { |
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fprintf(stderr, "%s: %s\n", progname, err); |
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} |
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|
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< |
ra2hex() /* convert Radiance scanlines to 4x1 bit hex */ |
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> |
static void |
| 91 |
> |
ra2hex(void) /* convert Radiance scanlines to 4x1 bit hex */ |
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{ |
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static char cmap[] = "0123456789ABCDEF"; |
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COLR *scanin; |
