18 |
|
#define VIEWHISTLEN 4 /* number of remembered views */ |
19 |
|
#endif |
20 |
|
|
21 |
+ |
#ifndef FSIZDEF |
22 |
+ |
#define FSIZDEF 0.125 /* default focus frame size */ |
23 |
+ |
#endif |
24 |
+ |
|
25 |
|
HOLO *hdlist[HDMAX+1]; /* global holodeck list */ |
26 |
|
|
27 |
|
char cmdlist[DC_NCMDS][8] = DC_INIT; |
92 |
|
printview(); |
93 |
|
if (inp & DFL(DC_LASTVIEW)) |
94 |
|
new_view(NULL); |
95 |
< |
if (inp & DFL(DC_RESUME)) { |
96 |
< |
serv_request(DR_NOOP, 0, NULL); |
93 |
< |
pause = 0; |
94 |
< |
} |
95 |
< |
if (inp & DFL(DC_PAUSE)) |
96 |
< |
pause = 1; |
97 |
< |
if (inp & DFL(DC_REDRAW)) |
98 |
< |
imm_mode = beam_sync(1) > 0; |
95 |
> |
if (inp & DFL(DC_FOCUS)) |
96 |
> |
set_focus(odev_args); |
97 |
|
if (inp & DFL(DC_KILL)) { |
98 |
|
serv_request(DR_KILL, 0, NULL); |
99 |
|
pause = 0; |
104 |
|
serv_request(DR_RESTART, 0, NULL); |
105 |
|
pause = 0; |
106 |
|
} |
107 |
+ |
if (inp & DFL(DC_RESUME)) { |
108 |
+ |
serv_request(DR_NOOP, 0, NULL); |
109 |
+ |
pause = 0; |
110 |
+ |
} |
111 |
+ |
if (inp & DFL(DC_PAUSE)) |
112 |
+ |
pause = 1; |
113 |
+ |
if (inp & DFL(DC_REDRAW)) |
114 |
+ |
imm_mode = beam_sync(1) > 0; |
115 |
|
if (inp & DFL(DC_QUIT)) |
116 |
|
serv_request(DR_SHUTDOWN, 0, NULL); |
117 |
|
} |
118 |
< |
if (rdy & RDY_SIN) /* user input from sstdin */ |
118 |
> |
if (rdy & RDY_SIN && !imm_mode) /* user input from sstdin */ |
119 |
|
switch (usr_input()) { |
120 |
|
case DC_PAUSE: |
121 |
|
pause = 1; |
152 |
|
int n; |
153 |
|
register int i; |
154 |
|
/* see if we can avoid select call */ |
155 |
+ |
flgs = 0; /* flag what's ready already */ |
156 |
|
if (imm_mode || stdin->_cnt > 0) |
157 |
< |
return(RDY_SRV); |
157 |
> |
flgs |= RDY_SRV; |
158 |
|
if (sstdin != NULL && sstdin->_cnt > 0) |
159 |
< |
return(RDY_SIN); |
160 |
< |
if (dev_flush()) |
159 |
> |
flgs |= RDY_SIN; |
160 |
> |
if (odev.inpready) |
161 |
> |
flgs |= RDY_DEV; |
162 |
> |
if (flgs) /* got something? */ |
163 |
> |
return(flgs); |
164 |
> |
if (dev_flush()) /* else flush output & check keyboard+mouse */ |
165 |
|
return(RDY_DEV); |
166 |
< |
/* make the call */ |
166 |
> |
/* if nothing, we need to call select */ |
167 |
|
FD_ZERO(&readset); FD_ZERO(&errset); |
168 |
|
FD_SET(0, &readset); |
169 |
|
FD_SET(0, &errset); |
182 |
|
return(0); |
183 |
|
error(SYSTEM, "select call failure in disp_wait"); |
184 |
|
} |
174 |
– |
flgs = 0; /* flag what's ready */ |
185 |
|
if (FD_ISSET(0, &readset) || FD_ISSET(0, &errset)) |
186 |
|
flgs |= RDY_SRV; |
187 |
|
if (FD_ISSET(odev.ifd, &readset) || FD_ISSET(odev.ifd, &errset)) |
244 |
|
for (i = p->nr; i--; ) { |
245 |
|
hdray(ro, rd, hdlist[p->hd], gc, packra(p)[i].r); |
246 |
|
d = hddepth(hdlist[p->hd], packra(p)[i].d); |
247 |
< |
VSUM(wp, ro, rd, d); /* might be behind viewpoint */ |
248 |
< |
dev_value(packra(p)[i].v, wp, rd); |
247 |
> |
if (d < .99*FHUGE) { |
248 |
> |
VSUM(wp, ro, rd, d); /* might be behind viewpoint */ |
249 |
> |
dev_value(packra(p)[i].v, rd, wp); |
250 |
> |
} else |
251 |
> |
dev_value(packra(p)[i].v, rd, NULL); |
252 |
|
} |
253 |
|
#ifdef DEBUG |
254 |
|
if (imm_mode) nimmrays += p->nr; |
295 |
|
} |
296 |
|
copystruct(v, viewhist + ((nhist-1)%VIEWHISTLEN)); |
297 |
|
goto again; |
298 |
< |
} |
299 |
< |
beam_sync(0); /* update server */ |
298 |
> |
} |
299 |
> |
/* update server */ |
300 |
> |
imm_mode = beam_sync(0) > 0; |
301 |
|
/* record new view */ |
302 |
|
if (v < viewhist || v >= viewhist+VIEWHISTLEN) { |
303 |
|
copystruct(viewhist + (nhist%VIEWHISTLEN), v); |
306 |
|
} |
307 |
|
|
308 |
|
|
309 |
+ |
set_focus(args) /* set focus frame */ |
310 |
+ |
char *args; |
311 |
+ |
{ |
312 |
+ |
double hcent, vcent, hsiz, vsiz; |
313 |
+ |
VIEW *dv, vwfocus; |
314 |
+ |
int i, res[2]; |
315 |
+ |
|
316 |
+ |
i = sscanf(args, "%lf %lf %lf %lf", &hcent, &vcent, &hsiz, &vsiz); |
317 |
+ |
if (i < 2 || hcent < 0 || hcent > 1 || vcent < 0 || vcent > 1) { |
318 |
+ |
beam_init(0); /* restore view */ |
319 |
+ |
for (i = 0; (dv = dev_auxview(i, res)) != NULL; i++) |
320 |
+ |
beam_view(dv, res[0], res[1]); |
321 |
+ |
beam_sync(0); /* update server */ |
322 |
+ |
return; |
323 |
+ |
} |
324 |
+ |
if (i < 4 || hsiz <= hcent || hsiz > 1 || vsiz <= vcent || vsiz > 1) |
325 |
+ |
hsiz = vsiz = FSIZDEF; /* gave center only */ |
326 |
+ |
else { |
327 |
+ |
hsiz -= hcent; hcent += 0.5*hsiz; /* gave min and max */ |
328 |
+ |
vsiz -= vcent; vcent += 0.5*vsiz; |
329 |
+ |
} |
330 |
+ |
beam_init(0); /* add basic views */ |
331 |
+ |
for (i = 0; (dv = dev_auxview(i, res)) != NULL; i++) |
332 |
+ |
beam_view(dv, res[0]>>4, res[1]>>4); |
333 |
+ |
copystruct(&vwfocus, &odev.v); /* add focus view */ |
334 |
+ |
switch (odev.v.type) { |
335 |
+ |
case VT_PER: |
336 |
+ |
vwfocus.horiz = 2.*180./PI*atan( |
337 |
+ |
hsiz * tan(PI/180./2.*odev.v.horiz) ); |
338 |
+ |
vwfocus.vert = 2.*180./PI*atan( |
339 |
+ |
vsiz * tan(PI/180./2.*odev.v.vert) ); |
340 |
+ |
break; |
341 |
+ |
case VT_PAR: |
342 |
+ |
case VT_ANG: |
343 |
+ |
vwfocus.horiz = hsiz * odev.v.horiz; |
344 |
+ |
vwfocus.vert = vsiz * odev.v.vert; |
345 |
+ |
break; |
346 |
+ |
case VT_HEM: |
347 |
+ |
vwfocus.horiz = 2.*180./PI*asin( |
348 |
+ |
hsiz * sin(PI/180./2.*odev.v.horiz) ); |
349 |
+ |
vwfocus.vert = 2.*180./PI*asin( |
350 |
+ |
vsiz * sin(PI/180./2.*odev.v.vert) ); |
351 |
+ |
break; |
352 |
+ |
case VT_CYL: |
353 |
+ |
vwfocus.horiz = hsiz * odev.v.horiz; |
354 |
+ |
vwfocus.vert = 2.*180./PI*atan( |
355 |
+ |
vsiz * tan(PI/180./2.*odev.v.vert) ); |
356 |
+ |
break; |
357 |
+ |
default: |
358 |
+ |
error(INTERNAL, "bad view type in set_focus"); |
359 |
+ |
} |
360 |
+ |
vwfocus.hoff = (odev.v.hoff + hcent - 0.5)/hsiz; |
361 |
+ |
vwfocus.voff = (odev.v.voff + vcent - 0.5)/vsiz; |
362 |
+ |
setview(&vwfocus); |
363 |
+ |
beam_view(&vwfocus, (int)(3*odev.hres*hsiz)+100, |
364 |
+ |
(int)(3*odev.vres*vsiz)+100); |
365 |
+ |
beam_sync(0); /* update server */ |
366 |
+ |
} |
367 |
+ |
|
368 |
+ |
|
369 |
|
int |
370 |
|
usr_input() /* get user input and process it */ |
371 |
|
{ |
379 |
|
sstdin = NULL; |
380 |
|
return(-1); |
381 |
|
} |
382 |
< |
if (!*cmd) |
382 |
> |
if (*cmd == '\n') |
383 |
|
return(DC_RESUME); |
384 |
|
for (args = cmd; *args && !isspace(*args); args++) |
385 |
|
; |
408 |
|
case DC_LASTVIEW: /* restore previous view */ |
409 |
|
new_view(NULL); |
410 |
|
break; |
411 |
+ |
case DC_FOCUS: /* set focus frame */ |
412 |
+ |
set_focus(args); |
413 |
+ |
break; |
414 |
|
case DC_PAUSE: /* pause the current calculation */ |
415 |
|
case DC_RESUME: /* resume the calculation */ |
416 |
|
/* handled in main() */ |
491 |
|
case DS_STARTIMM: |
492 |
|
case DS_ENDIMM: |
493 |
|
#ifdef DEBUG |
494 |
< |
if (imm_mode != (msg.type==DS_STARTIMM)) { |
494 |
> |
{ |
495 |
|
time_t tnow = time(NULL); |
496 |
< |
if (imm_mode) timm += tnow - tmodesw; |
497 |
< |
else tadd += tnow - tmodesw; |
496 |
> |
if (msg.type==DS_STARTIMM) tadd += tnow - tmodesw; |
497 |
> |
else timm += tnow - tmodesw; |
498 |
|
tmodesw = tnow; |
499 |
|
} |
500 |
|
#endif |
501 |
< |
imm_mode = msg.type==DS_STARTIMM; |
501 |
> |
if (!(imm_mode = msg.type==DS_STARTIMM)) |
502 |
> |
dev_flush(); |
503 |
|
goto noargs; |
504 |
|
case DS_ACKNOW: |
505 |
|
case DS_SHUTDOWN: |
528 |
|
{ |
529 |
|
MSGHEAD msg; |
530 |
|
int m; |
531 |
+ |
/* consistency checks */ |
532 |
+ |
#ifdef DEBUG |
533 |
+ |
if (nbytes < 0 || nbytes > 0 & p == NULL) |
534 |
+ |
error(CONSISTENCY, "bad buffer handed to serv_request"); |
535 |
+ |
#endif |
536 |
|
/* get server's attention for big request */ |
537 |
|
if (nbytes >= BIGREQSIZ-sizeof(MSGHEAD)) { |
538 |
|
serv_request(DR_ATTEN, 0, NULL); |