| 13 |
|
#include "standard.h" |
| 14 |
|
#include "color.h" |
| 15 |
|
#include "resolu.h" |
| 16 |
+ |
#include "view.h" |
| 17 |
|
#include "data.h" |
| 18 |
|
|
| 19 |
|
/* picture memory usage before warning */ |
| 34 |
|
|
| 35 |
|
static DATARRAY *dtab[TABSIZ]; /* data array list */ |
| 36 |
|
|
| 37 |
+ |
static gethfunc headaspect; |
| 38 |
|
|
| 39 |
< |
DATARRAY * |
| 40 |
< |
getdata(dname) /* get data array dname */ |
| 41 |
< |
char *dname; |
| 39 |
> |
|
| 40 |
> |
extern DATARRAY * |
| 41 |
> |
getdata( /* get data array dname */ |
| 42 |
> |
char *dname |
| 43 |
> |
) |
| 44 |
|
{ |
| 45 |
|
char *dfname; |
| 46 |
|
FILE *fp; |
| 138 |
|
sprintf(errmsg, "%s in data file \"%s\"", |
| 139 |
|
feof(fp) ? "unexpected EOF" : "bad format", dfname); |
| 140 |
|
error(USER, errmsg); |
| 141 |
+ |
return NULL; /* pro forma return */ |
| 142 |
|
} |
| 143 |
|
|
| 144 |
|
|
| 145 |
|
static int |
| 146 |
< |
headaspect(s, iap) /* check string for aspect ratio */ |
| 147 |
< |
char *s; |
| 148 |
< |
double *iap; |
| 146 |
> |
headaspect( /* check string for aspect ratio */ |
| 147 |
> |
char *s, |
| 148 |
> |
void *iap |
| 149 |
> |
) |
| 150 |
|
{ |
| 151 |
|
char fmt[32]; |
| 152 |
|
|
| 153 |
|
if (isaspect(s)) |
| 154 |
< |
*iap *= aspectval(s); |
| 154 |
> |
*(double*)iap *= aspectval(s); |
| 155 |
|
else if (formatval(fmt, s) && !globmatch(PICFMT, fmt)) |
| 156 |
< |
*iap = 0.0; |
| 156 |
> |
*(double*)iap = 0.0; |
| 157 |
|
return(0); |
| 158 |
|
} |
| 159 |
|
|
| 160 |
|
|
| 161 |
< |
DATARRAY * |
| 162 |
< |
getpict(pname) /* get picture pname */ |
| 163 |
< |
char *pname; |
| 161 |
> |
extern DATARRAY * |
| 162 |
> |
getpict( /* get picture pname */ |
| 163 |
> |
char *pname |
| 164 |
> |
) |
| 165 |
|
{ |
| 166 |
|
double inpaspect; |
| 167 |
|
char *pfname; |
| 194 |
|
SET_FILE_BINARY(fp); |
| 195 |
|
/* get dimensions */ |
| 196 |
|
inpaspect = 1.0; |
| 197 |
< |
getheader(fp, headaspect, (char *)&inpaspect); |
| 197 |
> |
getheader(fp, headaspect, &inpaspect); |
| 198 |
|
if (inpaspect <= FTINY || !fgetsresolu(&inpres, fp)) |
| 199 |
|
goto readerr; |
| 200 |
|
pp[0].nd = 2; |
| 253 |
|
readerr: |
| 254 |
|
sprintf(errmsg, "bad picture file \"%s\"", pfname); |
| 255 |
|
error(USER, errmsg); |
| 256 |
+ |
return NULL; /* pro forma return */ |
| 257 |
|
} |
| 258 |
|
|
| 259 |
|
|
| 260 |
< |
void |
| 261 |
< |
freedata(dta) /* release data array reference */ |
| 262 |
< |
DATARRAY *dta; |
| 260 |
> |
extern void |
| 261 |
> |
freedata( /* release data array reference */ |
| 262 |
> |
DATARRAY *dta |
| 263 |
> |
) |
| 264 |
|
{ |
| 265 |
|
DATARRAY head; |
| 266 |
|
int hval, nents; |
| 294 |
|
} |
| 295 |
|
|
| 296 |
|
|
| 297 |
< |
double |
| 298 |
< |
datavalue(dp, pt) /* interpolate data value at a point */ |
| 299 |
< |
register DATARRAY *dp; |
| 300 |
< |
double *pt; |
| 297 |
> |
extern double |
| 298 |
> |
datavalue( /* interpolate data value at a point */ |
| 299 |
> |
register DATARRAY *dp, |
| 300 |
> |
double *pt |
| 301 |
> |
) |
| 302 |
|
{ |
| 303 |
|
DATARRAY sd; |
| 304 |
|
int asize; |
