| 46 |
|
#define string(s) fputs(s, stdout) |
| 47 |
|
#define flush() fflush(stdout) |
| 48 |
|
|
| 49 |
< |
#define GAMMA 2.2 /* exponent for color correction */ |
| 49 |
> |
#define GAMMA 2.5 /* exponent for color correction */ |
| 50 |
|
|
| 51 |
< |
#define NCOLORS 244 /* our color table size */ |
| 51 |
> |
#define NCOLORS 248 /* our color table size */ |
| 52 |
|
#define MINPIX 8 /* minimum hardware color */ |
| 53 |
|
|
| 54 |
|
#define NCOLS 512 /* maximum # columns for output */ |
| 56 |
|
#define COMHT 16 /* height of command line */ |
| 57 |
|
#define COMCW 63 /* maximum chars on command line */ |
| 58 |
|
|
| 59 |
< |
static COLR colrmap[256]; /* our color map */ |
| 59 |
> |
int anewcolr(); |
| 60 |
|
|
| 61 |
– |
static COLR colrtbl[NCOLORS]; /* our color table */ |
| 62 |
– |
|
| 63 |
– |
static int colres = 64; /* color resolution */ |
| 64 |
– |
|
| 61 |
|
int aed_close(), aed_clear(), aed_paintr(), |
| 62 |
|
aed_getcur(), aed_comout(), aed_errout(); |
| 63 |
|
|
| 119 |
|
int x, y; |
| 120 |
|
{ |
| 121 |
|
command(FFD); |
| 122 |
< |
maketab(); /* init color table */ |
| 123 |
< |
longwait(1); |
| 122 |
> |
new_ctab(NCOLORS, anewcolr); /* init color table */ |
| 123 |
> |
flush(); |
| 124 |
|
} |
| 125 |
|
|
| 126 |
|
|
| 129 |
|
COLOR col; |
| 130 |
|
int xmin, ymin, xmax, ymax; |
| 131 |
|
{ |
| 132 |
< |
command(SEC); /* draw rectangle */ |
| 133 |
< |
byte(get_pixel(col)+MINPIX); |
| 132 |
> |
int ndx; |
| 133 |
> |
|
| 134 |
> |
ndx = get_pixel(col); /* may call anewcolr() */ |
| 135 |
> |
command(SEC); /* draw rectangle */ |
| 136 |
> |
byte(ndx+MINPIX); |
| 137 |
|
aedsetcap(xmin, ymin+COMHT); |
| 138 |
|
command(DFR); |
| 139 |
|
aedcoord(xmax-1, ymax+(-1+COMHT)); |
| 252 |
|
|
| 253 |
|
|
| 254 |
|
static |
| 255 |
< |
maketab() /* reinitialize the color table */ |
| 255 |
> |
anewcolr(index, r, g, b) /* enter a color into our table */ |
| 256 |
> |
int index; |
| 257 |
> |
int r, g, b; |
| 258 |
|
{ |
| 259 |
< |
extern COLR *get_ctab(); |
| 260 |
< |
register COLR *ctab; |
| 261 |
< |
register int i; |
| 262 |
< |
|
| 263 |
< |
ctab = get_ctab(NCOLORS); /* get colors */ |
| 264 |
< |
command(SCT); /* set color table */ |
| 265 |
< |
byte(MINPIX); /* starting index */ |
| 265 |
< |
byte(NCOLORS&255); /* number of colors (0==256) */ |
| 266 |
< |
for (i = 0; i < NCOLORS; i++) { |
| 267 |
< |
byte(ctab[i][RED]); |
| 268 |
< |
byte(ctab[i][GRN]); |
| 269 |
< |
byte(ctab[i][BLU]); |
| 270 |
< |
} |
| 259 |
> |
command(SCT); |
| 260 |
> |
byte((index+MINPIX)&255); |
| 261 |
> |
byte(1); |
| 262 |
> |
byte(r); |
| 263 |
> |
byte(g); |
| 264 |
> |
byte(b); |
| 265 |
> |
flush(); |
| 266 |
|
} |
| 267 |
|
|
| 268 |
|
|
