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') |
324 |
|
|
325 |
|
if (s[0] == '\0') { |
326 |
|
(*dev->comout)("aa ab ad ar as av dc dj dt lr lw sp st: "); |
327 |
< |
(*dev->comin)(buf); |
327 |
> |
(*dev->comin)(buf, NULL); |
328 |
|
s = buf; |
329 |
|
} |
330 |
|
switch (s[0]) { |
335 |
|
sprintf(buf, "limit weight (%.6g): ", |
336 |
|
minweight); |
337 |
|
(*dev->comout)(buf); |
338 |
< |
(*dev->comin)(buf); |
338 |
> |
(*dev->comin)(buf, NULL); |
339 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
340 |
|
break; |
341 |
|
} |
346 |
|
sprintf(buf, "limit reflection (%d): ", |
347 |
|
maxdepth); |
348 |
|
(*dev->comout)(buf); |
349 |
< |
(*dev->comin)(buf); |
349 |
> |
(*dev->comin)(buf, NULL); |
350 |
|
if (sscanf(buf, "%d", &i0) != 1) |
351 |
|
break; |
352 |
|
} |
363 |
|
sprintf(buf, "direct jitter (%.6g): ", |
364 |
|
dstrsrc); |
365 |
|
(*dev->comout)(buf); |
366 |
< |
(*dev->comin)(buf); |
366 |
> |
(*dev->comin)(buf, NULL); |
367 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
368 |
|
break; |
369 |
|
} |
374 |
|
sprintf(buf, "direct certainty (%.6g): ", |
375 |
|
shadcert); |
376 |
|
(*dev->comout)(buf); |
377 |
< |
(*dev->comin)(buf); |
377 |
> |
(*dev->comin)(buf, NULL); |
378 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
379 |
|
break; |
380 |
|
} |
385 |
|
sprintf(buf, "direct threshold (%.6g): ", |
386 |
|
shadthresh); |
387 |
|
(*dev->comout)(buf); |
388 |
< |
(*dev->comin)(buf); |
388 |
> |
(*dev->comin)(buf, NULL); |
389 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
390 |
|
break; |
391 |
|
} |
405 |
|
colval(ambval,GRN), |
406 |
|
colval(ambval,BLU)); |
407 |
|
(*dev->comout)(buf); |
408 |
< |
(*dev->comin)(buf); |
408 |
> |
(*dev->comin)(buf, NULL); |
409 |
|
if (sscanf(buf, "%lf %lf %lf", |
410 |
|
&d0, &d1, &d2) != 3) |
411 |
|
break; |
417 |
|
sprintf(buf, "ambient accuracy (%.6g): ", |
418 |
|
ambacc); |
419 |
|
(*dev->comout)(buf); |
420 |
< |
(*dev->comin)(buf); |
420 |
> |
(*dev->comin)(buf, NULL); |
421 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
422 |
|
break; |
423 |
|
} |
428 |
|
sprintf(buf, "ambient divisions (%d): ", |
429 |
|
ambdiv); |
430 |
|
(*dev->comout)(buf); |
431 |
< |
(*dev->comin)(buf); |
431 |
> |
(*dev->comin)(buf, NULL); |
432 |
|
if (sscanf(buf, "%d", &i0) != 1) |
433 |
|
break; |
434 |
|
} |
439 |
|
sprintf(buf, "ambient super-samples (%d): ", |
440 |
|
ambssamp); |
441 |
|
(*dev->comout)(buf); |
442 |
< |
(*dev->comin)(buf); |
442 |
> |
(*dev->comin)(buf, NULL); |
443 |
|
if (sscanf(buf, "%d", &i0) != 1) |
444 |
|
break; |
445 |
|
} |
450 |
|
sprintf(buf, "ambient bounces (%d): ", |
451 |
|
ambounce); |
452 |
|
(*dev->comout)(buf); |
453 |
< |
(*dev->comin)(buf); |
453 |
> |
(*dev->comin)(buf, NULL); |
454 |
|
if (sscanf(buf, "%d", &i0) != 1) |
455 |
|
break; |
456 |
|
} |
461 |
|
sprintf(buf, "ambient resolution (%d): ", |
462 |
|
ambres); |
463 |
|
(*dev->comout)(buf); |
464 |
< |
(*dev->comin)(buf); |
464 |
> |
(*dev->comin)(buf, NULL); |
465 |
|
if (sscanf(buf, "%d", &i0) != 1) |
466 |
|
break; |
467 |
|
} |
478 |
|
if (sscanf(s+2, "%d", &i0) != 1) { |
479 |
|
sprintf(buf, "sample pixel (%d): ", psample); |
480 |
|
(*dev->comout)(buf); |
481 |
< |
(*dev->comin)(buf); |
481 |
> |
(*dev->comin)(buf, NULL); |
482 |
|
if (sscanf(buf, "%d", &i0) != 1) |
483 |
|
break; |
484 |
|
} |
490 |
|
sprintf(buf, "sample threshold (%.6g): ", |
491 |
|
maxdiff); |
492 |
|
(*dev->comout)(buf); |
493 |
< |
(*dev->comin)(buf); |
493 |
> |
(*dev->comin)(buf, NULL); |
494 |
|
if (sscanf(buf, "%lf", &d0) != 1) |
495 |
|
break; |
496 |
|
} |
529 |
|
if ((*dev->getcur)(&x, &y) == ABORT) |
530 |
|
return; |
531 |
|
|
532 |
< |
rayview(thisray.rorg, thisray.rdir, &ourview, x+.5, y+.5); |
533 |
< |
|
532 |
> |
if (viewray(thisray.rorg, thisray.rdir, &ourview, |
533 |
> |
(x+.5)/hresolu, (y+.5)/vresolu) < 0) { |
534 |
> |
error(COMMAND, "not on image"); |
535 |
> |
return; |
536 |
> |
} |
537 |
> |
|
538 |
|
} else if (normalize(thisray.rdir) == 0.0) { |
539 |
|
error(COMMAND, "zero ray direction"); |
540 |
|
return; |
552 |
|
ofun[thisray.ro->otype].funame, |
553 |
|
thisray.ro->oname); |
554 |
|
(*dev->comout)(buf); |
555 |
< |
(*dev->comin)(buf); |
555 |
> |
(*dev->comin)(buf, NULL); |
556 |
|
if (thisray.rot >= FHUGE) |
557 |
|
(*dev->comout)("at infinity"); |
558 |
|
else { |
560 |
|
thisray.rop[1], thisray.rop[2]); |
561 |
|
(*dev->comout)(buf); |
562 |
|
} |
563 |
< |
(*dev->comin)(buf); |
563 |
> |
(*dev->comin)(buf, NULL); |
564 |
|
sprintf(buf, "with value (%.6g %.6g %.6g)", |
565 |
|
colval(thisray.rcol,RED), |
566 |
|
colval(thisray.rcol,GRN), |
567 |
|
colval(thisray.rcol,BLU)); |
568 |
|
(*dev->comout)(buf); |
569 |
|
} |
570 |
< |
(*dev->comin)(buf); |
570 |
> |
(*dev->comin)(buf, NULL); |
571 |
|
} |
572 |
|
|
573 |
|
|
598 |
|
fprintview(&ourview, fp); |
599 |
|
putc('\n', fp); |
600 |
|
if (exposure != 1.0) |
601 |
< |
fprintf(fp, "EXPOSURE=%e\n", exposure); |
601 |
> |
fputexpos(exposure, fp); |
602 |
> |
if (dev->pixaspect != 1.0) |
603 |
> |
fputaspect(dev->pixaspect, fp); |
604 |
|
putc('\n', fp); |
605 |
< |
fputresolu(YMAJOR|YDECR, ourview.hresolu, ourview.vresolu, fp); |
605 |
> |
fputresolu(YMAJOR|YDECR, hresolu, vresolu, fp); |
606 |
|
|
607 |
< |
scanline = (COLR *)malloc(ourview.hresolu*sizeof(COLR)); |
607 |
> |
scanline = (COLR *)malloc(hresolu*sizeof(COLR)); |
608 |
|
if (scanline == NULL) |
609 |
|
error(SYSTEM, "out of memory in writepict"); |
610 |
< |
for (y = ourview.vresolu-1; y >= 0; y--) { |
611 |
< |
getpictcolrs(y, scanline, &ptrunk, |
612 |
< |
ourview.hresolu, ourview.vresolu); |
691 |
< |
if (fwritecolrs(scanline, ourview.hresolu, fp) < 0) |
610 |
> |
for (y = vresolu-1; y >= 0; y--) { |
611 |
> |
getpictcolrs(y, scanline, &ptrunk, hresolu, vresolu); |
612 |
> |
if (fwritecolrs(scanline, hresolu, fp) < 0) |
613 |
|
break; |
614 |
|
} |
615 |
|
if (fclose(fp) < 0) |