| 1 | < | /* Copyright (c) 1997 Silicon Graphics, Inc. */ | 
| 1 | > | /* Copyright (c) 1998 Silicon Graphics, Inc. */ | 
| 2 |  |  | 
| 3 |  | #ifndef lint | 
| 4 |  | static char SCCSid[] = "$SunId$ SGI"; | 
| 26 |  |  | 
| 27 |  | int     do_outside = 0;         /* render from outside sections */ | 
| 28 |  |  | 
| 29 | + | double  eyesepdist = 1;         /* eye separation distance */ | 
| 30 | + |  | 
| 31 |  | char    *progname;              /* global argv[0] */ | 
| 32 |  |  | 
| 33 |  | FILE    *sstdin, *sstdout;      /* server's standard input and output */ | 
| 95 |  | if (inp & DFL(DC_PAUSE)) | 
| 96 |  | pause = 1; | 
| 97 |  | if (inp & DFL(DC_REDRAW)) | 
| 98 | < | imm_mode = beam_sync() > 0; | 
| 98 | > | imm_mode = beam_sync(1) > 0; | 
| 99 |  | if (inp & DFL(DC_KILL)) { | 
| 100 |  | serv_request(DR_KILL, 0, NULL); | 
| 101 |  | pause = 0; | 
| 161 |  | n = odev.ifd+1; | 
| 162 |  | if (sstdin != NULL) { | 
| 163 |  | FD_SET(fileno(sstdin), &readset); | 
| 164 | + | FD_SET(fileno(sstdin), &errset); | 
| 165 |  | if (fileno(sstdin) >= n) | 
| 166 |  | n = fileno(sstdin) + 1; | 
| 167 |  | } | 
| 176 |  | flgs |= RDY_SRV; | 
| 177 |  | if (FD_ISSET(odev.ifd, &readset) || FD_ISSET(odev.ifd, &errset)) | 
| 178 |  | flgs |= RDY_DEV; | 
| 179 | < | if (sstdin != NULL && FD_ISSET(fileno(sstdin), &readset)) | 
| 179 | > | if (sstdin != NULL && (FD_ISSET(fileno(sstdin), &readset) || | 
| 180 | > | FD_ISSET(fileno(sstdin), &errset))) | 
| 181 |  | flgs |= RDY_SIN; | 
| 182 |  | return(flgs); | 
| 183 |  | } | 
| 249 |  | { | 
| 250 |  | static VIEW     viewhist[VIEWHISTLEN]; | 
| 251 |  | static unsigned nhist; | 
| 252 | + | VIEW    *dv; | 
| 253 | + | int     i, res[2]; | 
| 254 |  | char    *err; | 
| 255 |  | /* restore previous view? */ | 
| 256 |  | if (v == NULL) { | 
| 270 |  | error(COMMAND, "cannot handle parallel views"); | 
| 271 |  | return; | 
| 272 |  | } | 
| 273 | < | if (!dev_view(v))       /* update display driver */ | 
| 273 | > | if (!dev_view(v))       /* notify display driver */ | 
| 274 |  | goto again; | 
| 275 |  | dev_flush();            /* update screen */ | 
| 276 | < | if (!beam_view(v))      /* update beam list */ | 
| 277 | < | goto again; | 
| 276 | > | beam_init();            /* compute new beam set */ | 
| 277 | > | for (i = 0; (dv = dev_auxview(i, res)) != NULL; i++) | 
| 278 | > | if (!beam_view(dv, res[0], res[1])) { | 
| 279 | > | if (!nhist) { | 
| 280 | > | error(COMMAND, "invalid starting view"); | 
| 281 | > | return; | 
| 282 | > | } | 
| 283 | > | copystruct(v, viewhist + ((nhist-1)%VIEWHISTLEN)); | 
| 284 | > | goto again; | 
| 285 | > | } | 
| 286 | > | beam_sync(0);           /* update server */ | 
| 287 |  | /* record new view */ | 
| 288 |  | if (v < viewhist || v >= viewhist+VIEWHISTLEN) { | 
| 289 |  | copystruct(viewhist + (nhist%VIEWHISTLEN), v); | 
| 296 |  | usr_input()                     /* get user input and process it */ | 
| 297 |  | { | 
| 298 |  | VIEW    vparams; | 
| 299 | < | char    cmd[128]; | 
| 299 | > | char    cmd[256]; | 
| 300 |  | register char   *args; | 
| 301 |  | register int    i; | 
| 302 |  |  | 
| 303 | < | if (fgets(cmd, sizeof(cmd), sstdin) == NULL) | 
| 304 | < | return(DC_QUIT); | 
| 303 | > | if (fgets(cmd, sizeof(cmd), sstdin) == NULL) { | 
| 304 | > | fclose(sstdin); | 
| 305 | > | sstdin = NULL; | 
| 306 | > | return(-1); | 
| 307 | > | } | 
| 308 | > | if (!*cmd) | 
| 309 | > | return(DC_RESUME); | 
| 310 |  | for (args = cmd; *args && !isspace(*args); args++) | 
| 311 |  | ; | 
| 312 |  | while (isspace(*args)) | 
| 313 |  | *args++ = '\0'; | 
| 294 | – | if (!*cmd) | 
| 295 | – | return(DC_RESUME); | 
| 314 |  | if (*args && args[i=strlen(args)-1] == '\n') | 
| 315 |  | args[i] = '\0'; | 
| 316 |  | for (i = 0; i < DC_NCMDS; i++) | 
| 317 |  | if (!strcmp(cmd, cmdlist[i])) | 
| 318 |  | break; | 
| 319 |  | if (i >= DC_NCMDS) { | 
| 320 | < | sprintf(errmsg, "unknown command: %s", cmd); | 
| 303 | < | error(COMMAND, errmsg); | 
| 320 | > | dev_auxcom(cmd, args); | 
| 321 |  | return(-1); | 
| 322 |  | } | 
| 323 |  | switch (i) { | 
| 339 |  | /* handled in main() */ | 
| 340 |  | break; | 
| 341 |  | case DC_REDRAW:                 /* redraw from server */ | 
| 342 | < | imm_mode = beam_sync() > 0; | 
| 342 | > | imm_mode = beam_sync(1) > 0; | 
| 343 | > | dev_clear(); | 
| 344 |  | break; | 
| 345 |  | case DC_KILL:                   /* kill rtrace process(es) */ | 
| 346 |  | serv_request(DR_KILL, 0, NULL); | 
| 406 |  | break; | 
| 407 |  | case DS_OUTSECT: | 
| 408 |  | do_outside = 1; | 
| 409 | + | break; | 
| 410 | + | case DS_EYESEP: | 
| 411 | + | if (msg.nbytes <= 1 || (eyesepdist = atof(buf)) <= FTINY) | 
| 412 | + | error(INTERNAL, "bad eye separation from server"); | 
| 413 |  | break; | 
| 414 |  | case DS_STARTIMM: | 
| 415 |  | case DS_ENDIMM: |