| 5 |
|
* data.c - routines dealing with interpolated data. |
| 6 |
|
*/ |
| 7 |
|
|
| 8 |
< |
/* ==================================================================== |
| 9 |
< |
* The Radiance Software License, Version 1.0 |
| 10 |
< |
* |
| 11 |
< |
* Copyright (c) 1990 - 2002 The Regents of the University of California, |
| 12 |
< |
* through Lawrence Berkeley National Laboratory. All rights reserved. |
| 13 |
< |
* |
| 14 |
< |
* Redistribution and use in source and binary forms, with or without |
| 15 |
< |
* modification, are permitted provided that the following conditions |
| 16 |
< |
* are met: |
| 17 |
< |
* |
| 18 |
< |
* 1. Redistributions of source code must retain the above copyright |
| 19 |
< |
* notice, this list of conditions and the following disclaimer. |
| 20 |
< |
* |
| 21 |
< |
* 2. Redistributions in binary form must reproduce the above copyright |
| 22 |
< |
* notice, this list of conditions and the following disclaimer in |
| 23 |
< |
* the documentation and/or other materials provided with the |
| 24 |
< |
* distribution. |
| 25 |
< |
* |
| 26 |
< |
* 3. The end-user documentation included with the redistribution, |
| 27 |
< |
* if any, must include the following acknowledgment: |
| 28 |
< |
* "This product includes Radiance software |
| 29 |
< |
* (http://radsite.lbl.gov/) |
| 30 |
< |
* developed by the Lawrence Berkeley National Laboratory |
| 31 |
< |
* (http://www.lbl.gov/)." |
| 32 |
< |
* Alternately, this acknowledgment may appear in the software itself, |
| 33 |
< |
* if and wherever such third-party acknowledgments normally appear. |
| 34 |
< |
* |
| 35 |
< |
* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
| 36 |
< |
* and "The Regents of the University of California" must |
| 37 |
< |
* not be used to endorse or promote products derived from this |
| 38 |
< |
* software without prior written permission. For written |
| 39 |
< |
* permission, please contact [email protected]. |
| 40 |
< |
* |
| 41 |
< |
* 5. Products derived from this software may not be called "Radiance", |
| 42 |
< |
* nor may "Radiance" appear in their name, without prior written |
| 43 |
< |
* permission of Lawrence Berkeley National Laboratory. |
| 44 |
< |
* |
| 45 |
< |
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| 46 |
< |
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 47 |
< |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 48 |
< |
* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
| 49 |
< |
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 50 |
< |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 51 |
< |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| 52 |
< |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 53 |
< |
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 54 |
< |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| 55 |
< |
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 56 |
< |
* SUCH DAMAGE. |
| 57 |
< |
* ==================================================================== |
| 58 |
< |
* |
| 59 |
< |
* This software consists of voluntary contributions made by many |
| 60 |
< |
* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
| 61 |
< |
* information on Lawrence Berkeley National Laboratory, please see |
| 62 |
< |
* <http://www.lbl.gov/>. |
| 63 |
< |
*/ |
| 8 |
> |
#include "copyright.h" |
| 9 |
|
|
| 10 |
< |
#include "standard.h" |
| 10 |
> |
#include <time.h> |
| 11 |
|
|
| 12 |
+ |
#include "platform.h" |
| 13 |
+ |
#include "paths.h" |
| 14 |
+ |
#include "standard.h" |
| 15 |
|
#include "color.h" |
| 68 |
– |
|
| 16 |
|
#include "resolu.h" |
| 17 |
< |
|
| 17 |
> |
#include "view.h" |
| 18 |
|
#include "data.h" |
| 19 |
|
|
| 20 |
|
/* picture memory usage before warning */ |
| 21 |
|
#ifndef PSIZWARN |
| 22 |
< |
#ifdef BIGMEM |
| 23 |
< |
#define PSIZWARN 5000000 |
| 22 |
> |
#ifdef SMLMEM |
| 23 |
> |
#define PSIZWARN 3000000 |
| 24 |
|
#else |
| 25 |
< |
#define PSIZWARN 1500000 |
| 25 |
> |
#define PSIZWARN 10000000 |
| 26 |
|
#endif |
| 27 |
|
#endif |
| 28 |
|
|
| 35 |
|
|
| 36 |
|
static DATARRAY *dtab[TABSIZ]; /* data array list */ |
| 37 |
|
|
| 38 |
+ |
static gethfunc headaspect; |
| 39 |
|
|
| 40 |
< |
DATARRAY * |
| 41 |
< |
getdata(dname) /* get data array dname */ |
| 42 |
< |
char *dname; |
| 40 |
> |
|
| 41 |
> |
extern DATARRAY * |
| 42 |
> |
getdata( /* get data array dname */ |
| 43 |
> |
char *dname |
| 44 |
> |
) |
| 45 |
|
{ |
| 46 |
|
char *dfname; |
| 47 |
|
FILE *fp; |
| 72 |
|
* 0 0 ni p0i p1i .. pni |
| 73 |
|
*/ |
| 74 |
|
|
| 75 |
< |
if ((dfname = getpath(dname, getlibpath(), R_OK)) == NULL) { |
| 75 |
> |
if ((dfname = getpath(dname, getrlibpath(), R_OK)) == NULL) { |
| 76 |
|
sprintf(errmsg, "cannot find data file \"%s\"", dname); |
| 77 |
|
error(USER, errmsg); |
| 78 |
|
} |
| 83 |
|
/* get dimensions */ |
| 84 |
|
if (fgetval(fp, 'i', (char *)&asize) <= 0) |
| 85 |
|
goto scanerr; |
| 86 |
< |
if (asize <= 0 | asize > MAXDDIM) { |
| 86 |
> |
if ((asize <= 0) | (asize > MAXDDIM)) { |
| 87 |
|
sprintf(errmsg, "bad number of dimensions for \"%s\"", dname); |
| 88 |
|
error(USER, errmsg); |
| 89 |
|
} |
| 139 |
|
sprintf(errmsg, "%s in data file \"%s\"", |
| 140 |
|
feof(fp) ? "unexpected EOF" : "bad format", dfname); |
| 141 |
|
error(USER, errmsg); |
| 142 |
+ |
return NULL; /* pro forma return */ |
| 143 |
|
} |
| 144 |
|
|
| 145 |
|
|
| 146 |
|
static int |
| 147 |
< |
headaspect(s, iap) /* check string for aspect ratio */ |
| 148 |
< |
char *s; |
| 149 |
< |
double *iap; |
| 147 |
> |
headaspect( /* check string for aspect ratio */ |
| 148 |
> |
char *s, |
| 149 |
> |
void *iap |
| 150 |
> |
) |
| 151 |
|
{ |
| 152 |
|
char fmt[32]; |
| 153 |
|
|
| 154 |
|
if (isaspect(s)) |
| 155 |
< |
*iap *= aspectval(s); |
| 155 |
> |
*(double*)iap *= aspectval(s); |
| 156 |
|
else if (formatval(fmt, s) && !globmatch(PICFMT, fmt)) |
| 157 |
< |
*iap = 0.0; |
| 157 |
> |
*(double*)iap = 0.0; |
| 158 |
|
return(0); |
| 159 |
|
} |
| 160 |
|
|
| 161 |
|
|
| 162 |
< |
DATARRAY * |
| 163 |
< |
getpict(pname) /* get picture pname */ |
| 164 |
< |
char *pname; |
| 162 |
> |
extern DATARRAY * |
| 163 |
> |
getpict( /* get picture pname */ |
| 164 |
> |
char *pname |
| 165 |
> |
) |
| 166 |
|
{ |
| 167 |
|
double inpaspect; |
| 168 |
|
char *pfname; |
| 170 |
|
COLR *scanin; |
| 171 |
|
int sl, ns; |
| 172 |
|
RESOLU inpres; |
| 173 |
< |
FLOAT loc[2]; |
| 173 |
> |
RREAL loc[2]; |
| 174 |
|
int y; |
| 175 |
|
register int x, i; |
| 176 |
|
register DATARRAY *pp; |
| 179 |
|
if (!strcmp(pname, pp->name)) |
| 180 |
|
return(pp); /* found! */ |
| 181 |
|
|
| 182 |
< |
if ((pfname = getpath(pname, getlibpath(), R_OK)) == NULL) { |
| 182 |
> |
if ((pfname = getpath(pname, getrlibpath(), R_OK)) == NULL) { |
| 183 |
|
sprintf(errmsg, "cannot find picture file \"%s\"", pname); |
| 184 |
|
error(USER, errmsg); |
| 185 |
|
} |
| 192 |
|
sprintf(errmsg, "cannot open picture file \"%s\"", pfname); |
| 193 |
|
error(SYSTEM, errmsg); |
| 194 |
|
} |
| 195 |
< |
#ifdef MSDOS |
| 243 |
< |
setmode(fileno(fp), O_BINARY); |
| 244 |
< |
#endif |
| 195 |
> |
SET_FILE_BINARY(fp); |
| 196 |
|
/* get dimensions */ |
| 197 |
|
inpaspect = 1.0; |
| 198 |
< |
getheader(fp, headaspect, (char *)&inpaspect); |
| 198 |
> |
getheader(fp, headaspect, &inpaspect); |
| 199 |
|
if (inpaspect <= FTINY || !fgetsresolu(&inpres, fp)) |
| 200 |
|
goto readerr; |
| 201 |
|
pp[0].nd = 2; |
| 218 |
|
i = ns*sl*sizeof(COLR); |
| 219 |
|
#if PSIZWARN |
| 220 |
|
if (i > PSIZWARN) { /* memory warning */ |
| 221 |
< |
sprintf(errmsg, "picture file \"%s\" using %d bytes of memory", |
| 222 |
< |
pname, i); |
| 221 |
> |
sprintf(errmsg, "picture file \"%s\" using %.1f MB of memory", |
| 222 |
> |
pname, i*(1.0/(1024*1024))); |
| 223 |
|
error(WARNING, errmsg); |
| 224 |
|
} |
| 225 |
|
#endif |
| 242 |
|
fclose(fp); |
| 243 |
|
i = hash(pname); |
| 244 |
|
pp[0].next = dtab[i]; /* link into picture list */ |
| 245 |
< |
copystruct(&pp[1], &pp[0]); |
| 246 |
< |
copystruct(&pp[2], &pp[0]); |
| 245 |
> |
pp[1] = pp[0]; |
| 246 |
> |
pp[2] = pp[0]; |
| 247 |
|
pp[0].type = RED; /* differentiate RGB records */ |
| 248 |
|
pp[1].type = GRN; |
| 249 |
|
pp[2].type = BLU; |
| 254 |
|
readerr: |
| 255 |
|
sprintf(errmsg, "bad picture file \"%s\"", pfname); |
| 256 |
|
error(USER, errmsg); |
| 257 |
+ |
return NULL; /* pro forma return */ |
| 258 |
|
} |
| 259 |
|
|
| 260 |
|
|
| 261 |
< |
void |
| 262 |
< |
freedata(dta) /* release data array reference */ |
| 263 |
< |
DATARRAY *dta; |
| 261 |
> |
extern void |
| 262 |
> |
freedata( /* release data array reference */ |
| 263 |
> |
DATARRAY *dta |
| 264 |
> |
) |
| 265 |
|
{ |
| 266 |
|
DATARRAY head; |
| 267 |
|
int hval, nents; |
| 277 |
|
head.next = dtab[hval]; |
| 278 |
|
dpl = &head; |
| 279 |
|
while ((dp = dpl->next) != NULL) |
| 280 |
< |
if ((dta == NULL | dta == dp)) { |
| 280 |
> |
if ((dta == NULL) | (dta == dp)) { |
| 281 |
|
dpl->next = dp->next; |
| 282 |
|
if (dp->type == DATATY) |
| 283 |
|
free((void *)dp->arr.d); |
| 295 |
|
} |
| 296 |
|
|
| 297 |
|
|
| 298 |
< |
double |
| 299 |
< |
datavalue(dp, pt) /* interpolate data value at a point */ |
| 300 |
< |
register DATARRAY *dp; |
| 301 |
< |
double *pt; |
| 298 |
> |
extern double |
| 299 |
> |
datavalue( /* interpolate data value at a point */ |
| 300 |
> |
register DATARRAY *dp, |
| 301 |
> |
double *pt |
| 302 |
> |
) |
| 303 |
|
{ |
| 304 |
|
DATARRAY sd; |
| 305 |
|
int asize; |
