| 16 |
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|
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#include "font.h" |
| 18 |
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|
| 19 |
< |
#ifndef SSS |
| 20 |
< |
#define SSS 3 /* super-sample size */ |
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< |
#endif |
| 19 |
> |
#include "paths.h" |
| 20 |
|
|
| 21 |
< |
#define MAXLINE 512 /* longest allowable line */ |
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< |
|
| 25 |
< |
#ifndef DEFPATH |
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< |
#define DEFPATH ":/usr/local/lib/ray" |
| 21 |
> |
#ifndef SSS |
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> |
#define SSS 3 /* super-sample size */ |
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#endif |
| 28 |
– |
#ifndef ULIBVAR |
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– |
#define ULIBVAR "RAYPATH" |
| 30 |
– |
#endif |
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|
| 25 |
+ |
#define MAXLINE 512 /* longest allowable line */ |
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+ |
|
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char *fontfile = "helvet.fnt"; /* our font file */ |
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|
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COLOR bgcolor = WHTCOLOR; /* background color */ |
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int direct = 'r'; /* direction (right, up, left, down) */ |
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|
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int cheight = 32*SSS; /* character height */ |
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< |
double aspect = 1.67; /* height/width character aspect */ |
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< |
double spacing = 0.0; /* character spacing */ |
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> |
double aspect = 1.67; /* height/width character aspect */ |
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> |
double spacing = 0.0; /* character spacing */ |
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int cwidth; /* computed character width */ |
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|
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unsigned char *ourbitmap; /* our output bitmap */ |
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int xsiz, ysiz; /* bitmap dimensions */ |
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int xdim; /* size of horizontal scan (bytes) */ |
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|
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< |
#define bitop(x,y,op) (ourbitmap[(y)*xdim+((x)>>3)] op (1<<((x)&7))) |
| 44 |
< |
#define tstbit(x,y) bitop(x,y,&) |
| 45 |
< |
#define setbit(x,y) bitop(x,y,|=) |
| 46 |
< |
#define clrbit(x,y) bitop(x,y,&=~) |
| 47 |
< |
#define tglbit(x,y) bitop(x,y,^=) |
| 43 |
> |
#define bitop(x,y,op) (ourbitmap[(y)*xdim+((x)>>3)] op (1<<((x)&7))) |
| 44 |
> |
#define tstbit(x,y) bitop(x,y,&) |
| 45 |
> |
#define setbit(x,y) bitop(x,y,|=) |
| 46 |
> |
#define clrbit(x,y) bitop(x,y,&=~) |
| 47 |
> |
#define tglbit(x,y) bitop(x,y,^=) |
| 48 |
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|
| 49 |
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FONT *ourfont; /* our font */ |
| 50 |
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|
| 60 |
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int nlines, maxline; /* text dimensions */ |
| 61 |
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int maxwidth; /* maximum line width (dvi) */ |
| 62 |
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|
| 68 |
– |
extern char *getenv(); |
| 63 |
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|
| 70 |
– |
|
| 64 |
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main(argc, argv) |
| 65 |
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int argc; |
| 66 |
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char *argv[]; |
| 67 |
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{ |
| 68 |
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int an; |
| 69 |
< |
|
| 69 |
> |
#ifdef MSDOS |
| 70 |
> |
setmode(fileno(stdout), O_BINARY); |
| 71 |
> |
#endif |
| 72 |
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for (an = 1; an < argc && argv[an][0] == '-'; an++) |
| 73 |
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switch (argv[an][1]) { |
| 74 |
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case 'c': /* color */ |
| 112 |
|
break; |
| 113 |
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case 'h': /* height of characters */ |
| 114 |
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cheight = atoi(argv[++an])*SSS; |
| 120 |
– |
xsiz = xsiz = 0; |
| 115 |
|
break; |
| 116 |
|
case 'a': /* aspect ratio */ |
| 117 |
|
aspect = atof(argv[++an]); |
| 152 |
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|
| 153 |
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makemap() /* create the bit map */ |
| 154 |
|
{ |
| 155 |
< |
double pictaspect; |
| 155 |
> |
double pictaspect; |
| 156 |
|
|
| 157 |
|
if (direct == 'r' || direct == 'l') { |
| 158 |
< |
if (xsiz == 0 || ysiz == 0) { |
| 158 |
> |
if (xsiz <= 0) { |
| 159 |
|
cwidth = cheight/aspect + 0.5; |
| 160 |
|
xsiz = (long)maxwidth*cwidth >> 8; |
| 161 |
|
ysiz = nlines*cheight; |
| 162 |
< |
} else { |
| 162 |
> |
} else if (aspect > FTINY) { |
| 163 |
> |
if (ysiz <= 0) |
| 164 |
> |
ysiz = cheight*nlines; |
| 165 |
|
pictaspect = 256*nlines*aspect/maxwidth; |
| 166 |
|
if (pictaspect*xsiz < ysiz) |
| 167 |
|
ysiz = pictaspect*xsiz + 0.5; |
| 168 |
|
else |
| 169 |
|
xsiz = ysiz/pictaspect + 0.5; |
| 170 |
|
cheight = ysiz/nlines; |
| 171 |
< |
cwidth = cheight/aspect + 0.5; |
| 171 |
> |
cwidth = cheight/aspect; |
| 172 |
> |
} else { |
| 173 |
> |
if (ysiz <= 0) |
| 174 |
> |
ysiz = cheight*nlines; |
| 175 |
> |
pictaspect = (double)ysiz/xsiz; |
| 176 |
> |
aspect = pictaspect*maxwidth/(256*nlines); |
| 177 |
> |
cheight = ysiz/nlines; |
| 178 |
> |
cwidth = cheight/aspect; |
| 179 |
|
} |
| 180 |
|
} else { /* reverse orientation */ |
| 181 |
< |
if (xsiz == 0 || ysiz == 0) { |
| 181 |
> |
if (ysiz <= 0) { |
| 182 |
|
cwidth = cheight/aspect + 0.5; |
| 183 |
|
xsiz = nlines*cheight; |
| 184 |
|
ysiz = (long)maxwidth*cwidth >> 8; |
| 185 |
< |
} else { |
| 185 |
> |
} else if (aspect > FTINY) { |
| 186 |
> |
if (xsiz <= 0) |
| 187 |
> |
xsiz = cheight*nlines; |
| 188 |
|
pictaspect = maxwidth/(256*nlines*aspect); |
| 189 |
|
if (pictaspect*xsiz < ysiz) |
| 190 |
|
ysiz = pictaspect*xsiz + 0.5; |
| 191 |
|
else |
| 192 |
|
xsiz = ysiz/pictaspect + 0.5; |
| 193 |
|
cheight = xsiz/nlines; |
| 194 |
< |
cwidth = cheight/aspect + 0.5; |
| 194 |
> |
cwidth = cheight/aspect; |
| 195 |
> |
} else { |
| 196 |
> |
if (xsiz <= 0) |
| 197 |
> |
xsiz = cheight*nlines; |
| 198 |
> |
pictaspect = (double)ysiz/xsiz; |
| 199 |
> |
aspect = maxwidth/(256*nlines*pictaspect); |
| 200 |
> |
cheight = xsiz/nlines; |
| 201 |
> |
cwidth = cheight/aspect; |
| 202 |
|
} |
| 203 |
|
} |
| 204 |
|
if (xsiz % SSS) |
| 239 |
|
curl->s[len] = '\0'; |
| 240 |
|
if (spacing < -1./256.) |
| 241 |
|
len = squeeztext(curl->sp, curl->s, ourfont, |
| 242 |
< |
(int)(spacing*-256.0)); |
| 242 |
> |
(int)(spacing*-256.)); |
| 243 |
|
else if (spacing > 1./256.) |
| 244 |
|
len = proptext(curl->sp, curl->s, ourfont, |
| 245 |
< |
(int)(spacing*256.0), 3); |
| 245 |
> |
(int)(spacing*256.), 3); |
| 246 |
|
else |
| 247 |
|
len = uniftext(curl->sp, curl->s, ourfont); |
| 248 |
|
if (len > maxwidth) |
| 280 |
|
ourtext->sp = (short *)malloc(sizeof(short)*(maxline+1)); |
| 281 |
|
if (ourtext->sp == NULL) |
| 282 |
|
goto memerr; |
| 283 |
< |
if (spacing < 0.0) |
| 283 |
> |
if (spacing < -1./256.) |
| 284 |
|
maxwidth = squeeztext(ourtext->sp, ourtext->s, ourfont, |
| 285 |
< |
(int)(spacing*-256.0)); |
| 286 |
< |
else if (spacing > 0.0) |
| 285 |
> |
(int)(spacing*-256.)); |
| 286 |
> |
else if (spacing > 1./256.) |
| 287 |
|
maxwidth = proptext(ourtext->sp, ourtext->s, ourfont, |
| 288 |
< |
(int)(spacing*256.0), 3); |
| 288 |
> |
(int)(spacing*256.), 3); |
| 289 |
|
else |
| 290 |
|
maxwidth = uniftext(ourtext->sp, ourtext->s, ourfont); |
| 291 |
|
nlines = 1; |
| 403 |
|
{ |
| 404 |
|
COLR pixval[SSS*SSS+1]; /* possible pixel values */ |
| 405 |
|
COLOR ctmp0, ctmp1; |
| 406 |
< |
double d; |
| 406 |
> |
double d; |
| 407 |
|
COLR *scanout; |
| 408 |
|
int x, y; |
| 409 |
|
register int i, j; |
