| 28 |
|
getframe(s) /* get a new frame */ |
| 29 |
|
char *s; |
| 30 |
|
{ |
| 31 |
< |
int x0, y0, x1, y1; |
| 32 |
< |
|
| 33 |
< |
if (!strcmp("all", s)) { |
| 34 |
< |
pframe.l = pframe.d = 0; |
| 35 |
< |
pframe.r = ourview.hresolu; |
| 36 |
< |
pframe.u = ourview.vresolu; |
| 37 |
< |
pdepth = 0; |
| 31 |
> |
if (getrect(s, &pframe) < 0) |
| 32 |
|
return; |
| 39 |
– |
} |
| 40 |
– |
if (sscanf(s, "%d %d %d %d", &x0, &y0, &x1, &y1) != 4) { |
| 41 |
– |
if (dev->getcur == NULL) |
| 42 |
– |
return; |
| 43 |
– |
(*dev->comout)("Pick first corner\n"); |
| 44 |
– |
if ((*dev->getcur)(&x0, &y0) == ABORT) |
| 45 |
– |
return; |
| 46 |
– |
(*dev->comout)("Pick second corner\n"); |
| 47 |
– |
if ((*dev->getcur)(&x1, &y1) == ABORT) |
| 48 |
– |
return; |
| 49 |
– |
} |
| 50 |
– |
if (x0 < x1) { |
| 51 |
– |
pframe.l = x0; |
| 52 |
– |
pframe.r = x1; |
| 53 |
– |
} else { |
| 54 |
– |
pframe.l = x1; |
| 55 |
– |
pframe.r = x0; |
| 56 |
– |
} |
| 57 |
– |
if (y0 < y1) { |
| 58 |
– |
pframe.d = y0; |
| 59 |
– |
pframe.u = y1; |
| 60 |
– |
} else { |
| 61 |
– |
pframe.d = y1; |
| 62 |
– |
pframe.u = y0; |
| 63 |
– |
} |
| 64 |
– |
if (pframe.l < 0) pframe.l = 0; |
| 65 |
– |
if (pframe.d < 0) pframe.d = 0; |
| 66 |
– |
if (pframe.r > ourview.hresolu) pframe.r = ourview.hresolu; |
| 67 |
– |
if (pframe.u > ourview.vresolu) pframe.u = ourview.vresolu; |
| 68 |
– |
if (pframe.l > pframe.r) pframe.l = pframe.r; |
| 69 |
– |
if (pframe.d > pframe.u) pframe.d = pframe.u; |
| 33 |
|
pdepth = 0; |
| 34 |
|
} |
| 35 |
|
|
| 36 |
|
|
| 37 |
+ |
getrepaint(s) /* get area and repaint */ |
| 38 |
+ |
char *s; |
| 39 |
+ |
{ |
| 40 |
+ |
RECT box; |
| 41 |
+ |
|
| 42 |
+ |
if (getrect(s, &box) < 0) |
| 43 |
+ |
return; |
| 44 |
+ |
paintrect(&ptrunk, 0, 0, hresolu, vresolu, &box); |
| 45 |
+ |
} |
| 46 |
+ |
|
| 47 |
+ |
|
| 48 |
|
getview(s) /* get/show view parameters */ |
| 49 |
|
char *s; |
| 50 |
|
{ |
| 63 |
|
} |
| 64 |
|
fputs(progname, fp); |
| 65 |
|
fprintview(&ourview, fp); |
| 66 |
+ |
fputs(sskip(s), fp); |
| 67 |
|
fputs("\n", fp); |
| 68 |
|
fclose(fp); |
| 69 |
|
return; |
| 70 |
|
} |
| 71 |
|
sprintf(buf, "view type (%c): ", ourview.type); |
| 72 |
|
(*dev->comout)(buf); |
| 73 |
< |
(*dev->comin)(buf); |
| 73 |
> |
(*dev->comin)(buf, NULL); |
| 74 |
|
if (buf[0] == CTRL(C)) return; |
| 75 |
|
if (buf[0] && buf[0] != ourview.type) { |
| 76 |
|
nv.type = buf[0]; |
| 80 |
|
sprintf(buf, "view point (%.6g %.6g %.6g): ", |
| 81 |
|
ourview.vp[0], ourview.vp[1], ourview.vp[2]); |
| 82 |
|
(*dev->comout)(buf); |
| 83 |
< |
(*dev->comin)(buf); |
| 83 |
> |
(*dev->comin)(buf, NULL); |
| 84 |
|
if (buf[0] == CTRL(C)) return; |
| 85 |
|
if (sscanf(buf, "%lf %lf %lf", &nv.vp[0], &nv.vp[1], &nv.vp[2]) == 3) |
| 86 |
|
change++; |
| 89 |
|
sprintf(buf, "view direction (%.6g %.6g %.6g): ", |
| 90 |
|
ourview.vdir[0], ourview.vdir[1], ourview.vdir[2]); |
| 91 |
|
(*dev->comout)(buf); |
| 92 |
< |
(*dev->comin)(buf); |
| 92 |
> |
(*dev->comin)(buf, NULL); |
| 93 |
|
if (buf[0] == CTRL(C)) return; |
| 94 |
|
if (sscanf(buf,"%lf %lf %lf",&nv.vdir[0],&nv.vdir[1],&nv.vdir[2]) == 3) |
| 95 |
|
change++; |
| 98 |
|
sprintf(buf, "view up (%.6g %.6g %.6g): ", |
| 99 |
|
ourview.vup[0], ourview.vup[1], ourview.vup[2]); |
| 100 |
|
(*dev->comout)(buf); |
| 101 |
< |
(*dev->comin)(buf); |
| 101 |
> |
(*dev->comin)(buf, NULL); |
| 102 |
|
if (buf[0] == CTRL(C)) return; |
| 103 |
|
if (sscanf(buf,"%lf %lf %lf",&nv.vup[0],&nv.vup[1],&nv.vup[2]) == 3) |
| 104 |
|
change++; |
| 107 |
|
sprintf(buf, "view horiz and vert size (%.6g %.6g): ", |
| 108 |
|
ourview.horiz, ourview.vert); |
| 109 |
|
(*dev->comout)(buf); |
| 110 |
< |
(*dev->comin)(buf); |
| 110 |
> |
(*dev->comin)(buf, NULL); |
| 111 |
|
if (buf[0] == CTRL(C)) return; |
| 112 |
|
if (sscanf(buf, "%lf %lf", &nv.horiz, &nv.vert) == 2) |
| 113 |
|
change++; |
| 114 |
|
else { |
| 115 |
|
nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
| 116 |
|
} |
| 117 |
< |
sprintf(buf, "x and y resolution (%d %d): ", |
| 118 |
< |
ourview.hresolu, ourview.vresolu); |
| 117 |
> |
sprintf(buf, "view shift and lift (%.6g %.6g): ", |
| 118 |
> |
ourview.hoff, ourview.voff); |
| 119 |
|
(*dev->comout)(buf); |
| 120 |
< |
(*dev->comin)(buf); |
| 120 |
> |
(*dev->comin)(buf, NULL); |
| 121 |
|
if (buf[0] == CTRL(C)) return; |
| 122 |
< |
if (sscanf(buf, "%d %d", &nv.hresolu, &nv.vresolu) == 2) |
| 122 |
> |
if (sscanf(buf, "%lf %lf", &nv.hoff, &nv.voff) == 2) |
| 123 |
|
change++; |
| 124 |
|
else { |
| 125 |
< |
nv.hresolu = ourview.hresolu; nv.vresolu = ourview.vresolu; |
| 125 |
> |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
| 126 |
|
} |
| 127 |
|
if (change) |
| 128 |
|
newview(&nv); |
| 138 |
|
VIEW nv; |
| 139 |
|
|
| 140 |
|
if (sscanf(s, "%s", buf) == 1) { /* get parameters from a file */ |
| 141 |
< |
bcopy(&stdview, &nv, sizeof(VIEW)); |
| 141 |
> |
copystruct(&nv, &stdview); |
| 142 |
|
if ((fname = getpath(buf, NULL, 0)) == NULL || |
| 143 |
< |
(success = viewfile(fname, &nv)) == -1) { |
| 143 |
> |
(success = viewfile(fname, &nv, 0, 0)) == -1) { |
| 144 |
|
sprintf(errmsg, "cannot open \"%s\"", buf); |
| 145 |
|
error(COMMAND, errmsg); |
| 146 |
|
return; |
| 151 |
|
newview(&nv); |
| 152 |
|
return; |
| 153 |
|
} |
| 154 |
< |
if (oldview.hresolu == 0) { /* no old view! */ |
| 154 |
> |
if (oldview.type == 0) { /* no old view! */ |
| 155 |
|
error(COMMAND, "no previous view"); |
| 156 |
|
return; |
| 157 |
|
} |
| 158 |
< |
bcopy(&ourview, &nv, sizeof(VIEW)); |
| 159 |
< |
bcopy(&oldview, &ourview, sizeof(VIEW)); |
| 160 |
< |
bcopy(&nv, &oldview, sizeof(VIEW)); |
| 158 |
> |
copystruct(&nv, &ourview); |
| 159 |
> |
copystruct(&ourview, &oldview); |
| 160 |
> |
copystruct(&oldview, &nv); |
| 161 |
|
newimage(); |
| 162 |
|
} |
| 163 |
|
|
| 164 |
|
|
| 190 |
– |
getinterest(s, direc, vec, mp) /* get area of interest */ |
| 191 |
– |
char *s; |
| 192 |
– |
int direc; |
| 193 |
– |
FVECT vec; |
| 194 |
– |
double *mp; |
| 195 |
– |
{ |
| 196 |
– |
int x, y; |
| 197 |
– |
RAY thisray; |
| 198 |
– |
register int i; |
| 199 |
– |
|
| 200 |
– |
if (sscanf(s, "%lf", mp) != 1) |
| 201 |
– |
*mp = 1.0; |
| 202 |
– |
else if (*mp < -FTINY) /* negative zoom is reduction */ |
| 203 |
– |
*mp = -1.0 / *mp; |
| 204 |
– |
else if (*mp <= FTINY) { /* too small */ |
| 205 |
– |
error(COMMAND, "illegal magnification"); |
| 206 |
– |
return(-1); |
| 207 |
– |
} |
| 208 |
– |
if (sscanf(s, "%*lf %lf %lf %lf", &vec[0], &vec[1], &vec[2]) != 3) { |
| 209 |
– |
if (dev->getcur == NULL) |
| 210 |
– |
return(-1); |
| 211 |
– |
(*dev->comout)("Pick view center\n"); |
| 212 |
– |
if ((*dev->getcur)(&x, &y) == ABORT) |
| 213 |
– |
return(-1); |
| 214 |
– |
rayview(thisray.rorg, thisray.rdir, &ourview, x+.5, y+.5); |
| 215 |
– |
if (!direc || ourview.type == VT_PAR) { |
| 216 |
– |
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
| 217 |
– |
if (!localhit(&thisray, &thescene)) { |
| 218 |
– |
error(COMMAND, "not a local object"); |
| 219 |
– |
return(-1); |
| 220 |
– |
} |
| 221 |
– |
} |
| 222 |
– |
if (direc) |
| 223 |
– |
if (ourview.type == VT_PAR) |
| 224 |
– |
for (i = 0; i < 3; i++) |
| 225 |
– |
vec[i] = thisray.rop[i] - ourview.vp[i]; |
| 226 |
– |
else |
| 227 |
– |
VCOPY(vec, thisray.rdir); |
| 228 |
– |
else |
| 229 |
– |
VCOPY(vec, thisray.rop); |
| 230 |
– |
} else if (direc) |
| 231 |
– |
for (i = 0; i < 3; i++) |
| 232 |
– |
vec[i] -= ourview.vp[i]; |
| 233 |
– |
return(0); |
| 234 |
– |
} |
| 235 |
– |
|
| 236 |
– |
|
| 165 |
|
getaim(s) /* aim camera */ |
| 166 |
|
char *s; |
| 167 |
|
{ |
| 171 |
|
|
| 172 |
|
if (getinterest(s, 1, nv.vdir, &zfact) < 0) |
| 173 |
|
return; |
| 174 |
+ |
nv.type = ourview.type; |
| 175 |
|
VCOPY(nv.vp, ourview.vp); |
| 176 |
|
VCOPY(nv.vup, ourview.vup); |
| 177 |
< |
nv.hresolu = ourview.hresolu; nv.vresolu = ourview.vresolu; |
| 178 |
< |
if ((nv.type = ourview.type) == VT_PAR) { |
| 179 |
< |
nv.horiz = ourview.horiz / zfact; |
| 251 |
< |
nv.vert = ourview.vert / zfact; |
| 252 |
< |
} else { |
| 253 |
< |
nv.horiz = atan(tan(ourview.horiz*(PI/180./2.))/zfact) / |
| 254 |
< |
(PI/180./2.); |
| 255 |
< |
nv.vert = atan(tan(ourview.vert*(PI/180./2.))/zfact) / |
| 256 |
< |
(PI/180./2.); |
| 257 |
< |
} |
| 177 |
> |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
| 178 |
> |
nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
| 179 |
> |
zoomview(&nv, zfact); |
| 180 |
|
newview(&nv); |
| 181 |
|
} |
| 182 |
|
|
| 206 |
|
error(COMMAND, "missing angle"); |
| 207 |
|
return; |
| 208 |
|
} |
| 209 |
+ |
nv.type = ourview.type; |
| 210 |
|
VCOPY(nv.vp, ourview.vp); |
| 211 |
|
VCOPY(nv.vup, ourview.vup); |
| 212 |
< |
nv.hresolu = ourview.hresolu; nv.vresolu = ourview.vresolu; |
| 212 |
> |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
| 213 |
|
spinvector(nv.vdir, ourview.vdir, ourview.vup, angle*(PI/180.)); |
| 214 |
|
if (elev != 0.0) { |
| 215 |
|
fcross(v1, nv.vdir, ourview.vup); |
| 216 |
|
normalize(v1); |
| 217 |
|
spinvector(nv.vdir, nv.vdir, v1, elev*(PI/180.)); |
| 218 |
|
} |
| 219 |
< |
if ((nv.type = ourview.type) == VT_PAR) { |
| 220 |
< |
nv.horiz = ourview.horiz / zfact; |
| 298 |
< |
nv.vert = ourview.vert / zfact; |
| 299 |
< |
} else { |
| 300 |
< |
nv.horiz = atan(tan(ourview.horiz*(PI/180./2.))/zfact) / |
| 301 |
< |
(PI/180./2.); |
| 302 |
< |
nv.vert = atan(tan(ourview.vert*(PI/180./2.))/zfact) / |
| 303 |
< |
(PI/180./2.); |
| 304 |
< |
} |
| 219 |
> |
nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
| 220 |
> |
zoomview(&nv, zfact); |
| 221 |
|
newview(&nv); |
| 222 |
|
} |
| 223 |
|
|
| 259 |
|
if ((*dev->getcur)(&x, &y) == ABORT) |
| 260 |
|
return; |
| 261 |
|
r.l = r.d = 0; |
| 262 |
< |
r.r = ourview.hresolu; r.u = ourview.vresolu; |
| 262 |
> |
r.r = hresolu; r.u = vresolu; |
| 263 |
|
p = findrect(x, y, &ptrunk, &r, -1); |
| 264 |
|
e = 1.0; |
| 265 |
|
} else { |
| 271 |
|
if (*cp == '\0') { /* interactive */ |
| 272 |
|
sprintf(buf, "exposure (%lf): ", exposure); |
| 273 |
|
(*dev->comout)(buf); |
| 274 |
< |
(*dev->comin)(buf); |
| 274 |
> |
(*dev->comin)(buf, NULL); |
| 275 |
|
for (cp = buf; isspace(*cp); cp++) |
| 276 |
|
; |
| 277 |
|
if (*cp == '\0') |
| 318 |
|
extern int ambdiv; |
| 319 |
|
extern int ambssamp; |
| 320 |
|
extern int ambounce; |
| 321 |
+ |
extern int directinvis; |
| 322 |
+ |
extern int do_irrad; |
| 323 |
|
int i0; |
| 324 |
|
double d0, d1, d2; |
| 325 |
< |
char buf[128]; |
| 325 |
> |
char buf[128], ans[4]; |
| 326 |
|
|
| 327 |
|
if (s[0] == '\0') { |
| 328 |
< |
(*dev->comout)("aa ab ad ar as av dc dj dt lr lw sp st: "); |
| 329 |
< |
(*dev->comin)(buf); |
| 328 |
> |
(*dev->comout)( |
| 329 |
> |
"aa ab ad ar as av b dc dj di dt i lr lw sp st: "); |
| 330 |
> |
(*dev->comin)(buf, NULL); |
| 331 |
|
s = buf; |
| 332 |
|
} |
| 333 |
|
switch (s[0]) { |
| 338 |
|
sprintf(buf, "limit weight (%.6g): ", |
| 339 |
|
minweight); |
| 340 |
|
(*dev->comout)(buf); |
| 341 |
< |
(*dev->comin)(buf); |
| 341 |
> |
(*dev->comin)(buf, NULL); |
| 342 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
| 343 |
|
break; |
| 344 |
|
} |
| 349 |
|
sprintf(buf, "limit reflection (%d): ", |
| 350 |
|
maxdepth); |
| 351 |
|
(*dev->comout)(buf); |
| 352 |
< |
(*dev->comin)(buf); |
| 352 |
> |
(*dev->comin)(buf, NULL); |
| 353 |
|
if (sscanf(buf, "%d", &i0) != 1) |
| 354 |
|
break; |
| 355 |
|
} |
| 366 |
|
sprintf(buf, "direct jitter (%.6g): ", |
| 367 |
|
dstrsrc); |
| 368 |
|
(*dev->comout)(buf); |
| 369 |
< |
(*dev->comin)(buf); |
| 369 |
> |
(*dev->comin)(buf, NULL); |
| 370 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
| 371 |
|
break; |
| 372 |
|
} |
| 377 |
|
sprintf(buf, "direct certainty (%.6g): ", |
| 378 |
|
shadcert); |
| 379 |
|
(*dev->comout)(buf); |
| 380 |
< |
(*dev->comin)(buf); |
| 380 |
> |
(*dev->comin)(buf, NULL); |
| 381 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
| 382 |
|
break; |
| 383 |
|
} |
| 388 |
|
sprintf(buf, "direct threshold (%.6g): ", |
| 389 |
|
shadthresh); |
| 390 |
|
(*dev->comout)(buf); |
| 391 |
< |
(*dev->comin)(buf); |
| 391 |
> |
(*dev->comin)(buf, NULL); |
| 392 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
| 393 |
|
break; |
| 394 |
|
} |
| 395 |
|
shadthresh = d0; |
| 396 |
|
break; |
| 397 |
+ |
case 'i': /* invisibility */ |
| 398 |
+ |
if (sscanf(s+2, "%1s", ans) != 1) { |
| 399 |
+ |
sprintf(buf, "direct invisibility (%c): ", |
| 400 |
+ |
directinvis ? 'y' : 'n'); |
| 401 |
+ |
(*dev->comout)(buf); |
| 402 |
+ |
(*dev->comin)(buf, NULL); |
| 403 |
+ |
if (sscanf(buf, "%1s", ans) != 1) |
| 404 |
+ |
break; |
| 405 |
+ |
} |
| 406 |
+ |
directinvis = tolower(ans[0]) == 'y'; |
| 407 |
+ |
break; |
| 408 |
|
default: |
| 409 |
|
goto badparam; |
| 410 |
|
} |
| 411 |
|
break; |
| 412 |
+ |
case 'b': /* black and white */ |
| 413 |
+ |
if (sscanf(s+1, "%1s", ans) != 1) { |
| 414 |
+ |
sprintf(buf, "black and white (%c): ", |
| 415 |
+ |
greyscale ? 'y' : 'n'); |
| 416 |
+ |
(*dev->comout)(buf); |
| 417 |
+ |
(*dev->comin)(buf, NULL); |
| 418 |
+ |
if (sscanf(buf, "%1s", ans) != 1) |
| 419 |
+ |
break; |
| 420 |
+ |
} |
| 421 |
+ |
greyscale = tolower(ans[0]) == 'y'; |
| 422 |
+ |
break; |
| 423 |
+ |
case 'i': /* irradiance */ |
| 424 |
+ |
if (sscanf(s+1, "%1s", ans) != 1) { |
| 425 |
+ |
sprintf(buf, "irradiance (%c): ", |
| 426 |
+ |
do_irrad ? 'y' : 'n'); |
| 427 |
+ |
(*dev->comout)(buf); |
| 428 |
+ |
(*dev->comin)(buf, NULL); |
| 429 |
+ |
if (sscanf(buf, "%1s", ans) != 1) |
| 430 |
+ |
break; |
| 431 |
+ |
} |
| 432 |
+ |
do_irrad = tolower(ans[0]) == 'y'; |
| 433 |
+ |
break; |
| 434 |
|
case 'a': /* ambient */ |
| 435 |
|
switch (s[1]) { |
| 436 |
|
case 'v': /* value */ |
| 441 |
|
colval(ambval,GRN), |
| 442 |
|
colval(ambval,BLU)); |
| 443 |
|
(*dev->comout)(buf); |
| 444 |
< |
(*dev->comin)(buf); |
| 444 |
> |
(*dev->comin)(buf, NULL); |
| 445 |
|
if (sscanf(buf, "%lf %lf %lf", |
| 446 |
|
&d0, &d1, &d2) != 3) |
| 447 |
|
break; |
| 453 |
|
sprintf(buf, "ambient accuracy (%.6g): ", |
| 454 |
|
ambacc); |
| 455 |
|
(*dev->comout)(buf); |
| 456 |
< |
(*dev->comin)(buf); |
| 456 |
> |
(*dev->comin)(buf, NULL); |
| 457 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
| 458 |
|
break; |
| 459 |
|
} |
| 464 |
|
sprintf(buf, "ambient divisions (%d): ", |
| 465 |
|
ambdiv); |
| 466 |
|
(*dev->comout)(buf); |
| 467 |
< |
(*dev->comin)(buf); |
| 467 |
> |
(*dev->comin)(buf, NULL); |
| 468 |
|
if (sscanf(buf, "%d", &i0) != 1) |
| 469 |
|
break; |
| 470 |
|
} |
| 475 |
|
sprintf(buf, "ambient super-samples (%d): ", |
| 476 |
|
ambssamp); |
| 477 |
|
(*dev->comout)(buf); |
| 478 |
< |
(*dev->comin)(buf); |
| 478 |
> |
(*dev->comin)(buf, NULL); |
| 479 |
|
if (sscanf(buf, "%d", &i0) != 1) |
| 480 |
|
break; |
| 481 |
|
} |
| 486 |
|
sprintf(buf, "ambient bounces (%d): ", |
| 487 |
|
ambounce); |
| 488 |
|
(*dev->comout)(buf); |
| 489 |
< |
(*dev->comin)(buf); |
| 489 |
> |
(*dev->comin)(buf, NULL); |
| 490 |
|
if (sscanf(buf, "%d", &i0) != 1) |
| 491 |
|
break; |
| 492 |
|
} |
| 497 |
|
sprintf(buf, "ambient resolution (%d): ", |
| 498 |
|
ambres); |
| 499 |
|
(*dev->comout)(buf); |
| 500 |
< |
(*dev->comin)(buf); |
| 500 |
> |
(*dev->comin)(buf, NULL); |
| 501 |
|
if (sscanf(buf, "%d", &i0) != 1) |
| 502 |
|
break; |
| 503 |
|
} |
| 514 |
|
if (sscanf(s+2, "%d", &i0) != 1) { |
| 515 |
|
sprintf(buf, "sample pixel (%d): ", psample); |
| 516 |
|
(*dev->comout)(buf); |
| 517 |
< |
(*dev->comin)(buf); |
| 517 |
> |
(*dev->comin)(buf, NULL); |
| 518 |
|
if (sscanf(buf, "%d", &i0) != 1) |
| 519 |
|
break; |
| 520 |
|
} |
| 526 |
|
sprintf(buf, "sample threshold (%.6g): ", |
| 527 |
|
maxdiff); |
| 528 |
|
(*dev->comout)(buf); |
| 529 |
< |
(*dev->comin)(buf); |
| 529 |
> |
(*dev->comin)(buf, NULL); |
| 530 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
| 531 |
|
break; |
| 532 |
|
} |
| 565 |
|
if ((*dev->getcur)(&x, &y) == ABORT) |
| 566 |
|
return; |
| 567 |
|
|
| 568 |
< |
rayview(thisray.rorg, thisray.rdir, &ourview, x+.5, y+.5); |
| 569 |
< |
|
| 568 |
> |
if (viewray(thisray.rorg, thisray.rdir, &ourview, |
| 569 |
> |
(x+.5)/hresolu, (y+.5)/vresolu) < 0) { |
| 570 |
> |
error(COMMAND, "not on image"); |
| 571 |
> |
return; |
| 572 |
> |
} |
| 573 |
> |
|
| 574 |
|
} else if (normalize(thisray.rdir) == 0.0) { |
| 575 |
|
error(COMMAND, "zero ray direction"); |
| 576 |
|
return; |
| 588 |
|
ofun[thisray.ro->otype].funame, |
| 589 |
|
thisray.ro->oname); |
| 590 |
|
(*dev->comout)(buf); |
| 591 |
< |
(*dev->comin)(buf); |
| 591 |
> |
(*dev->comin)(buf, NULL); |
| 592 |
|
if (thisray.rot >= FHUGE) |
| 593 |
|
(*dev->comout)("at infinity"); |
| 594 |
|
else { |
| 596 |
|
thisray.rop[1], thisray.rop[2]); |
| 597 |
|
(*dev->comout)(buf); |
| 598 |
|
} |
| 599 |
< |
(*dev->comin)(buf); |
| 599 |
> |
(*dev->comin)(buf, NULL); |
| 600 |
|
sprintf(buf, "with value (%.6g %.6g %.6g)", |
| 601 |
|
colval(thisray.rcol,RED), |
| 602 |
|
colval(thisray.rcol,GRN), |
| 603 |
|
colval(thisray.rcol,BLU)); |
| 604 |
|
(*dev->comout)(buf); |
| 605 |
|
} |
| 606 |
< |
(*dev->comin)(buf); |
| 606 |
> |
(*dev->comin)(buf, NULL); |
| 607 |
|
} |
| 608 |
|
|
| 609 |
|
|
| 632 |
|
/* write header */ |
| 633 |
|
fputs(progname, fp); |
| 634 |
|
fprintview(&ourview, fp); |
| 635 |
< |
fputs("\n", fp); |
| 635 |
> |
putc('\n', fp); |
| 636 |
|
if (exposure != 1.0) |
| 637 |
< |
fprintf(fp, "EXPOSURE=%e\n", exposure); |
| 638 |
< |
fprintf(fp, "\n-Y %d +X %d\n", ourview.vresolu, ourview.hresolu); |
| 637 |
> |
fputexpos(exposure, fp); |
| 638 |
> |
if (dev->pixaspect != 1.0) |
| 639 |
> |
fputaspect(dev->pixaspect, fp); |
| 640 |
> |
fputformat(COLRFMT, fp); |
| 641 |
> |
putc('\n', fp); |
| 642 |
> |
fputresolu(YMAJOR|YDECR, hresolu, vresolu, fp); |
| 643 |
|
|
| 644 |
< |
scanline = (COLR *)malloc(ourview.hresolu*sizeof(COLR)); |
| 644 |
> |
scanline = (COLR *)malloc(hresolu*sizeof(COLR)); |
| 645 |
|
if (scanline == NULL) |
| 646 |
|
error(SYSTEM, "out of memory in writepict"); |
| 647 |
< |
for (y = ourview.vresolu-1; y >= 0; y--) { |
| 648 |
< |
getpictcolrs(y, scanline, &ptrunk, |
| 649 |
< |
ourview.hresolu, ourview.vresolu); |
| 690 |
< |
if (fwritecolrs(scanline, ourview.hresolu, fp) < 0) |
| 647 |
> |
for (y = vresolu-1; y >= 0; y--) { |
| 648 |
> |
getpictcolrs(y, scanline, &ptrunk, hresolu, vresolu); |
| 649 |
> |
if (fwritecolrs(scanline, hresolu, fp) < 0) |
| 650 |
|
break; |
| 651 |
|
} |
| 652 |
|
if (fclose(fp) < 0) |