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/* Copyright (c) 1997 Silicon Graphics, Inc. */ |
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/* Copyright (c) 1998 Silicon Graphics, Inc. */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ SGI"; |
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#include "rhdisp.h" |
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#include "rhdriver.h" |
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|
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extern GCOORD *getviewcells(); |
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#ifndef MEYERNG |
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#define MEYERNG 0.2 /* target mean eye range (rel. to grid) */ |
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#endif |
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|
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typedef struct { |
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int hd; /* holodeck section number (-1 if inactive) */ |
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int i[3]; /* voxel index (may be outside section) */ |
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} VOXL; /* a voxel */ |
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|
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static VOXL voxel[8] = { /* current voxel list */ |
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{-1}, {-1}, {-1}, {-1}, |
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{-1}, {-1}, {-1}, {-1} |
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}; |
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|
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#define CBEAMBLK 1024 /* cbeam allocation block size */ |
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|
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static struct beamcomp { |
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short wants; /* flags telling which voxels want us */ |
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short hd; /* holodeck section number */ |
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int bi; /* beam index */ |
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} *cbeam = NULL; /* current beam list */ |
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|
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static PACKHEAD *cbeam = NULL; /* current beam list */ |
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static int ncbeams = 0; /* number of sorted beams in cbeam */ |
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static int xcbeams = 0; /* extra (unregistered) beams past ncbeams */ |
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static int maxcbeam = 0; /* size of cbeam array */ |
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|
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struct cellact { |
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short vi; /* voxel index */ |
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short add; /* zero means delete */ |
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short rev; /* reverse ray direction? */ |
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}; /* action for cell */ |
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VIEWPOINT cureye; /* current eye position */ |
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|
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struct beamact { |
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struct cellact ca; /* cell action */ |
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GCOORD gc; /* grid coordinate */ |
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}; /* beam origin and action */ |
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|
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|
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int |
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newcbeam() /* allocate new entry at end of cbeam array */ |
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{ |
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if ((i = ncbeams + xcbeams++) >= maxcbeam) { /* grow array */ |
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maxcbeam += CBEAMBLK; |
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if (cbeam == NULL) |
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cbeam = (struct beamcomp *)malloc( |
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maxcbeam*sizeof(struct beamcomp) ); |
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cbeam = (PACKHEAD *)malloc( |
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maxcbeam*sizeof(PACKHEAD) ); |
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else |
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cbeam = (struct beamcomp *)realloc( (char *)cbeam, |
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maxcbeam*sizeof(struct beamcomp) ); |
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cbeam = (PACKHEAD *)realloc( (char *)cbeam, |
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maxcbeam*sizeof(PACKHEAD) ); |
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if (cbeam == NULL) |
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error(SYSTEM, "out of memory in newcbeam"); |
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} |
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|
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int |
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cbeamcmp(cb1, cb2) /* compare two cbeam entries for sort: keep orphans */ |
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register struct beamcomp *cb1, *cb2; |
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register PACKHEAD *cb1, *cb2; |
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{ |
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register int c; |
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|
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|
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int |
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cbeamcmp2(cb1, cb2) /* compare two cbeam entries for sort: no orphans */ |
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register struct beamcomp *cb1, *cb2; |
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register PACKHEAD *cb1, *cb2; |
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{ |
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register int c; |
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|
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if (!cb1->wants) /* put orphans at the end, unsorted */ |
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return(cb2->wants); |
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if (!cb1->nr) /* put orphans at the end, unsorted */ |
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return(cb2->nr); |
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if (!cb2->nr) |
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return(-1); |
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if ((c = cb1->bi - cb2->bi)) /* sort on beam index first */ |
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return(c); |
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return(cb1->hd - cb2->hd); /* use hd to resolve matches */ |
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findcbeam(hd, bi) /* find the specified beam in our sorted list */ |
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int hd, bi; |
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{ |
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struct beamcomp cb; |
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register struct beamcomp *p; |
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PACKHEAD cb; |
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register PACKHEAD *p; |
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|
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if (ncbeams <= 0) |
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return(-1); |
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cb.wants = 0; cb.hd = hd; cb.bi = bi; |
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p = (struct beamcomp *)bsearch((char *)&cb, (char *)cbeam, ncbeams, |
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sizeof(struct beamcomp), cbeamcmp); |
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cb.hd = hd; cb.bi = bi; cb.nr = cb.nc = 0; |
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p = (PACKHEAD *)bsearch((char *)&cb, (char *)cbeam, ncbeams, |
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sizeof(PACKHEAD), cbeamcmp); |
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if (p == NULL) |
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return(-1); |
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return(p - cbeam); |
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if (bi < 1 | bi > nbeams(hdlist[hd])) |
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error(INTERNAL, "illegal beam index in getcbeam"); |
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n = newcbeam(); /* allocate and assign */ |
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cbeam[n].wants = 0; cbeam[n].hd = hd; cbeam[n].bi = bi; |
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cbeam[n].hd = hd; cbeam[n].bi = bi; cbeam[n].nr = cbeam[n].nc = 0; |
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return(n); |
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} |
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if (!(ncbeams += xcbeams)) |
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return; |
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xcbeams = 0; |
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qsort((char *)cbeam, ncbeams, sizeof(struct beamcomp), |
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qsort((char *)cbeam, ncbeams, sizeof(PACKHEAD), |
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adopt ? cbeamcmp : cbeamcmp2); |
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if (adopt) |
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return; |
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for (i = ncbeams; i--; ) /* identify orphans */ |
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if (cbeam[i].wants) |
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if (cbeam[i].nr) |
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break; |
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xcbeams = ncbeams - ++i; /* put orphans after ncbeams */ |
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ncbeams = i; |
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} |
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|
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|
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cbeamop(op, bl, n, v, hr, vr) /* update beams on server list */ |
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int op; |
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register struct beamcomp *bl; |
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int n; |
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VIEW *v; |
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int hr, vr; |
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beam_init(fresh) /* clear beam list for new view(s) */ |
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int fresh; |
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{ |
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register PACKHEAD *pa; |
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register int i; |
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|
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if (n <= 0) |
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return; |
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pa = (PACKHEAD *)malloc(n*sizeof(PACKHEAD)); |
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if (pa == NULL) |
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error(SYSTEM, "out of memory in cbeamadd"); |
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for (i = 0; i < n; i++) { |
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pa[i].hd = bl[i].hd; |
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pa[i].bi = bl[i].bi; |
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pa[i].nr = v==NULL ? 0 : |
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npixels(v, hr, vr, hdlist[bl[i].hd], bl[i].bi); |
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} |
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serv_request(op, n*sizeof(PACKHEAD), (char *)pa); |
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free((char *)pa); |
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if (fresh) /* discard old beams? */ |
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ncbeams = xcbeams = 0; |
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else /* else clear sample requests */ |
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for (i = ncbeams+xcbeams; i--; ) |
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cbeam[i].nr = 0; |
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cureye.rng = 0.; |
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} |
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|
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|
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int |
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set_voxels(vl, n) /* set new voxel array */ |
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VOXL vl[8]; |
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int n; |
153 |
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int2 * |
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beam_view(vn, hr, vr) /* add beam view (if advisable) */ |
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VIEW *vn; |
156 |
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int hr, vr; |
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{ |
158 |
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short wmap[256]; |
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int vmap[8]; |
160 |
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int comn = 0; |
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int no; |
162 |
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register int i, j; |
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/* find common voxels */ |
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for (j = 0; j < 8 && voxel[j].hd >= 0; j++) { |
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vmap[j] = -1; |
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for (i = n; i--; ) |
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if (!bcmp((char *)(vl+i), (char *)(voxel+j), |
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sizeof(VOXL))) { |
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vmap[j] = i; |
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comn |= 1<<i; |
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break; |
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} |
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int2 *slist; |
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BEAMLIST blist; |
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double eravg, d; |
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register HOLO *hp; |
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register int i, n; |
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/* compute beams for view */ |
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slist = viewbeams(vn, hr, vr, &blist); |
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if (*slist < 0) { |
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error(COMMAND, "no sections visible from this view"); |
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return(NULL); |
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} |
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no = comn ? j : 0; /* compute flag mapping */ |
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for (i = 256; i--; ) { |
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wmap[i] = 0; |
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for (j = no; j--; ) |
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if (vmap[j] >= 0 && i & 1<<j) |
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wmap[i] |= 1<<vmap[j]; |
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/* sort current beam list */ |
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cbeamsort(1); |
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/* add new beams to list */ |
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for (i = blist.nb; i--; ) { |
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n = getcbeam(blist.bl[i].hd, blist.bl[i].bi); |
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if (blist.bl[i].nr > cbeam[n].nr) |
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cbeam[n].nr = blist.bl[i].nr; |
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} |
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/* fix cbeam flags */ |
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for (i = ncbeams; i--; ) |
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cbeam[i].wants = wmap[cbeam[i].wants]; |
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/* update our voxel list */ |
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bcopy((char *)vl, (char *)voxel, n*sizeof(VOXL)); |
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for (j = n; j < 8; j++) |
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voxel[j].hd = -1; |
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return(comn); /* return bit array of common voxels */ |
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} |
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|
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|
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int |
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get_voxels(vl, vp) /* find voxels corresponding to view point */ |
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VOXL vl[8]; |
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< |
FVECT vp; |
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{ |
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< |
static int lastn = 0, lastd = -1; |
230 |
< |
int n = 0; |
231 |
< |
FVECT gp; |
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< |
double d; |
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< |
int dist, bestd = 0x7fff; |
234 |
< |
VOXL vox; |
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register int i, j, k; |
236 |
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/* find closest voxels */ |
237 |
< |
for (i = 0; n < 8 && hdlist[i]; i++) { |
238 |
< |
hdgrid(gp, hdlist[i], vp); |
239 |
< |
for (j = 0; n < 8 && j < 8; j++) { |
240 |
< |
dist = 0; |
241 |
< |
for (k = 0; k < 3; k++) { |
242 |
< |
d = gp[k] - .5 + (j>>k & 1); |
243 |
< |
if (d < 0.) |
244 |
< |
dist += -(vox.i[k] = (int)d - 1); |
245 |
< |
else if ((vox.i[k] = d) >= hdlist[i]->grid[k]) |
246 |
< |
dist += vox.i[k] - |
247 |
< |
hdlist[i]->grid[k] + 1; |
248 |
< |
} |
249 |
< |
if (dist > bestd) /* others were closer */ |
250 |
< |
continue; |
251 |
< |
if (dist < bestd) { /* start closer list */ |
252 |
< |
n = 0; |
253 |
< |
bestd = dist; |
254 |
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} |
255 |
< |
vox.hd = i; /* add this voxel */ |
256 |
< |
copystruct(&vl[n], &vox); |
257 |
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n++; |
258 |
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} |
177 |
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free((char *)blist.bl); /* free list */ |
178 |
> |
if (MEYERNG <= FTINY) |
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return(slist); |
180 |
> |
/* compute average eye range */ |
181 |
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eravg = 0.; |
182 |
> |
for (n = 0; slist[n] >= 0; n++) { |
183 |
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hp = hdlist[slist[n]]; |
184 |
> |
eravg += MEYERNG/3. / VLEN(hp->wg[0]) + |
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MEYERNG/3. / VLEN(hp->wg[1]) + |
186 |
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MEYERNG/3. / VLEN(hp->wg[2]) ; |
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} |
188 |
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/* warn of dangerous moves */ |
189 |
< |
if (n < lastn && bestd >= lastd) |
190 |
< |
error(WARNING, "moving outside holodeck section"); |
191 |
< |
else if (n > lastn && bestd <= lastd) |
192 |
< |
error(WARNING, "moving inside holodeck section"); |
193 |
< |
lastd = bestd; |
194 |
< |
return(lastn = n); |
188 |
> |
eravg /= (double)n; |
189 |
> |
/* add to current eye position */ |
190 |
> |
if (cureye.rng <= FTINY) { |
191 |
> |
VCOPY(cureye.vpt, vn->vp); |
192 |
> |
cureye.rng = eravg; |
193 |
> |
} else if ((d = sqrt(dist2(vn->vp,cureye.vpt))) + eravg > cureye.rng) { |
194 |
> |
for (i = 3; i--; ) |
195 |
> |
cureye.vpt[i] = 0.5*(cureye.vpt[i] + vn->vp[i]); |
196 |
> |
cureye.rng = 0.5*(cureye.rng + eravg + d); |
197 |
> |
} |
198 |
> |
return(slist); |
199 |
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} |
200 |
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|
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|
202 |
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int |
203 |
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dobeam(gcp, bp) /* express interest or disintrest in a beam */ |
204 |
< |
GCOORD *gcp; |
273 |
< |
register struct beamact *bp; |
203 |
> |
beam_sync(all) /* update beam list on server */ |
204 |
> |
int all; |
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{ |
206 |
< |
GCOORD gc[2]; |
207 |
< |
int bi, i; |
208 |
< |
/* compute beam index */ |
209 |
< |
if (bp->ca.rev) { |
210 |
< |
copystruct(gc, &bp->gc); |
211 |
< |
copystruct(gc+1, gcp); |
206 |
> |
/* set new eye position */ |
207 |
> |
serv_request(DR_VIEWPOINT, sizeof(VIEWPOINT), (char *)&cureye); |
208 |
> |
/* sort list (put orphans at end) */ |
209 |
> |
cbeamsort(all < 0); |
210 |
> |
/* send beam request */ |
211 |
> |
if (all) { |
212 |
> |
if (ncbeams > 0) |
213 |
> |
serv_request(DR_NEWSET, |
214 |
> |
ncbeams*sizeof(PACKHEAD), cbeam); |
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} else { |
216 |
< |
copystruct(gc, gcp); |
217 |
< |
copystruct(gc+1, &bp->gc); |
216 |
> |
if (ncbeams+xcbeams > 0) |
217 |
> |
serv_request(DR_ADJSET, |
218 |
> |
(ncbeams+xcbeams)*sizeof(PACKHEAD), cbeam); |
219 |
|
} |
220 |
< |
if ((bi = hdbindex(hdlist[voxel[bp->ca.vi].hd], gc)) <= 0) |
221 |
< |
error(CONSISTENCY, "bad grid coordinate in dobeam"); |
287 |
< |
if (bp->ca.add) { /* add it in */ |
288 |
< |
i = getcbeam(voxel[bp->ca.vi].hd, bi); |
289 |
< |
cbeam[i].wants |= 1<<bp->ca.vi; /* say we want it */ |
290 |
< |
return(i == ncbeams+xcbeams-1); /* return 1 if totally new */ |
291 |
< |
} |
292 |
< |
/* else delete it */ |
293 |
< |
i = findcbeam(voxel[bp->ca.vi].hd, bi); |
294 |
< |
if (i >= 0 && cbeam[i].wants & 1<<bp->ca.vi) { |
295 |
< |
cbeam[i].wants &= ~(1<<bp->ca.vi); /* we don't want it */ |
296 |
< |
return(1); /* indicate change */ |
297 |
< |
} |
298 |
< |
return(0); |
220 |
> |
xcbeams = 0; /* truncate our list */ |
221 |
> |
return(ncbeams); |
222 |
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} |
223 |
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|
224 |
|
|
225 |
< |
|
226 |
< |
int |
304 |
< |
docell(gcp, cap) /* find beams corresponding to cell and voxel */ |
305 |
< |
GCOORD *gcp; |
306 |
< |
register struct cellact *cap; |
225 |
> |
gridlines(f) /* run through holodeck section grid lines */ |
226 |
> |
int (*f)(); |
227 |
|
{ |
228 |
< |
FVECT org, dir[4]; |
229 |
< |
FVECT gp, cv[4], vc; |
230 |
< |
struct beamact bo; |
231 |
< |
register int i; |
232 |
< |
/* compute cell vertices */ |
233 |
< |
hdcell(cv, hdlist[voxel[cap->vi].hd], gcp); |
234 |
< |
/* compute cell and voxel centers */ |
235 |
< |
for (i = 0; i < 3; i++) { |
236 |
< |
org[i] = 0.5*(cv[0][i] + cv[2][i]); |
237 |
< |
gp[i] = voxel[cap->vi].i[i] + 0.5; |
238 |
< |
} |
239 |
< |
hdworld(vc, hdlist[voxel[cap->vi].hd], gp); |
240 |
< |
/* compute voxel pyramid using vector trick */ |
241 |
< |
for (i = 0; i < 3; i++) { |
242 |
< |
dir[0][i] = vc[i] - cv[0][i]; /* to 3 */ |
243 |
< |
dir[2][i] = vc[i] - cv[3][i]; /* to 0 */ |
244 |
< |
if (gcp->w & 1) { /* watch vertex order! */ |
245 |
< |
dir[1][i] = vc[i] - cv[2][i]; /* to 1 */ |
246 |
< |
dir[3][i] = vc[i] - cv[1][i]; /* to 2 */ |
247 |
< |
} else { |
248 |
< |
dir[1][i] = vc[i] - cv[1][i]; /* to 2 */ |
249 |
< |
dir[3][i] = vc[i] - cv[2][i]; /* to 1 */ |
228 |
> |
register int hd, w, i; |
229 |
> |
int g0, g1; |
230 |
> |
FVECT wp[2], mov; |
231 |
> |
double d; |
232 |
> |
/* do each wall on each section */ |
233 |
> |
for (hd = 0; hdlist[hd] != NULL; hd++) |
234 |
> |
for (w = 0; w < 6; w++) { |
235 |
> |
g0 = hdwg0[w]; |
236 |
> |
g1 = hdwg1[w]; |
237 |
> |
d = 1.0/hdlist[hd]->grid[g0]; |
238 |
> |
mov[0] = d * hdlist[hd]->xv[g0][0]; |
239 |
> |
mov[1] = d * hdlist[hd]->xv[g0][1]; |
240 |
> |
mov[2] = d * hdlist[hd]->xv[g0][2]; |
241 |
> |
if (w & 1) { |
242 |
> |
VSUM(wp[0], hdlist[hd]->orig, |
243 |
> |
hdlist[hd]->xv[w>>1], 1.); |
244 |
> |
VSUM(wp[0], wp[0], mov, 1.); |
245 |
> |
} else |
246 |
> |
VCOPY(wp[0], hdlist[hd]->orig); |
247 |
> |
VSUM(wp[1], wp[0], hdlist[hd]->xv[g1], 1.); |
248 |
> |
for (i = hdlist[hd]->grid[g0]; ; ) { /* g0 lines */ |
249 |
> |
(*f)(wp); |
250 |
> |
if (!--i) break; |
251 |
> |
wp[0][0] += mov[0]; wp[0][1] += mov[1]; |
252 |
> |
wp[0][2] += mov[2]; wp[1][0] += mov[0]; |
253 |
> |
wp[1][1] += mov[1]; wp[1][2] += mov[2]; |
254 |
> |
} |
255 |
> |
d = 1.0/hdlist[hd]->grid[g1]; |
256 |
> |
mov[0] = d * hdlist[hd]->xv[g1][0]; |
257 |
> |
mov[1] = d * hdlist[hd]->xv[g1][1]; |
258 |
> |
mov[2] = d * hdlist[hd]->xv[g1][2]; |
259 |
> |
if (w & 1) |
260 |
> |
VSUM(wp[0], hdlist[hd]->orig, |
261 |
> |
hdlist[hd]->xv[w>>1], 1.); |
262 |
> |
else |
263 |
> |
VSUM(wp[0], hdlist[hd]->orig, mov, 1.); |
264 |
> |
VSUM(wp[1], wp[0], hdlist[hd]->xv[g0], 1.); |
265 |
> |
for (i = hdlist[hd]->grid[g1]; ; ) { /* g1 lines */ |
266 |
> |
(*f)(wp); |
267 |
> |
if (!--i) break; |
268 |
> |
wp[0][0] += mov[0]; wp[0][1] += mov[1]; |
269 |
> |
wp[0][2] += mov[2]; wp[1][0] += mov[0]; |
270 |
> |
wp[1][1] += mov[1]; wp[1][2] += mov[2]; |
271 |
> |
} |
272 |
|
} |
331 |
– |
} |
332 |
– |
/* visit beams for opposite cells */ |
333 |
– |
copystruct(&bo.ca, cap); |
334 |
– |
copystruct(&bo.gc, gcp); |
335 |
– |
return(visit_cells(org, dir, hdlist[voxel[cap->vi].hd], dobeam, &bo)); |
336 |
– |
} |
337 |
– |
|
338 |
– |
|
339 |
– |
int |
340 |
– |
doview(cap, vp) /* visit cells for a given view */ |
341 |
– |
struct cellact *cap; |
342 |
– |
VIEW *vp; |
343 |
– |
{ |
344 |
– |
int orient; |
345 |
– |
FVECT org, dir[4]; |
346 |
– |
/* compute view pyramid */ |
347 |
– |
orient = viewpyramid(org, dir, hdlist[voxel[cap->vi].hd], vp); |
348 |
– |
if (!orient) |
349 |
– |
error(INTERNAL, "unusable view in doview"); |
350 |
– |
cap->rev = orient < 0; |
351 |
– |
/* visit cells within pyramid */ |
352 |
– |
return(visit_cells(org, dir, hdlist[voxel[cap->vi].hd], docell, cap)); |
353 |
– |
} |
354 |
– |
|
355 |
– |
|
356 |
– |
mvview(voxi, vold, vnew) /* move view for a voxel */ |
357 |
– |
int voxi; |
358 |
– |
VIEW *vold, *vnew; |
359 |
– |
{ |
360 |
– |
int netchange = 0; |
361 |
– |
struct cellact oca, nca; |
362 |
– |
int ocnt, ncnt; |
363 |
– |
int c; |
364 |
– |
register GCOORD *ogcp, *ngcp; |
365 |
– |
/* get old and new cell lists */ |
366 |
– |
ogcp = getviewcells(&ocnt, hdlist[voxel[voxi].hd], vold); |
367 |
– |
ngcp = getviewcells(&ncnt, hdlist[voxel[voxi].hd], vnew); |
368 |
– |
/* set up actions */ |
369 |
– |
oca.vi = nca.vi = voxi; |
370 |
– |
oca.rev = nca.rev = 0; |
371 |
– |
oca.add = 0; nca.add = 1; |
372 |
– |
if ((oca.rev = ocnt < 0)) |
373 |
– |
ocnt = -ocnt; |
374 |
– |
if ((nca.rev = ncnt < 0)) |
375 |
– |
ncnt = -ncnt; |
376 |
– |
/* add and delete cells in order */ |
377 |
– |
while (ocnt > 0 & ncnt > 0) |
378 |
– |
if ((c = cellcmp(ogcp, ngcp)) > 0) { /* new cell */ |
379 |
– |
netchange += docell(ngcp++, &nca); |
380 |
– |
ncnt--; |
381 |
– |
} else if (c < 0) { /* obsolete cell */ |
382 |
– |
netchange -= docell(ogcp++, &oca); |
383 |
– |
ocnt--; |
384 |
– |
} else { /* same cell? */ |
385 |
– |
if (oca.rev != nca.rev) /* not */ |
386 |
– |
netchange += docell(ngcp, &nca) - |
387 |
– |
docell(ogcp, &oca); |
388 |
– |
ogcp++; ocnt--; |
389 |
– |
ngcp++; ncnt--; |
390 |
– |
} |
391 |
– |
/* take care of list tails */ |
392 |
– |
for ( ; ncnt > 0; ncnt--) |
393 |
– |
netchange += docell(ngcp++, &nca); |
394 |
– |
for ( ; ocnt > 0; ocnt--) |
395 |
– |
netchange -= docell(ogcp++, &oca); |
396 |
– |
/* clean up */ |
397 |
– |
if (ogcp != NULL) free((char *)ogcp); |
398 |
– |
if (ngcp != NULL) free((char *)ngcp); |
399 |
– |
return(netchange); |
400 |
– |
} |
401 |
– |
|
402 |
– |
|
403 |
– |
beam_sync() /* synchronize beams on server */ |
404 |
– |
{ |
405 |
– |
cbeamop(DR_NEWSET, cbeam, ncbeams, &odev.v, odev.hres, odev.vres); |
406 |
– |
} |
407 |
– |
|
408 |
– |
|
409 |
– |
beam_view(vo, vn) /* change beam view */ |
410 |
– |
VIEW *vo, *vn; |
411 |
– |
{ |
412 |
– |
struct cellact ca; |
413 |
– |
VOXL vlnew[8]; |
414 |
– |
int n, comn; |
415 |
– |
|
416 |
– |
if (!vn->type) { /* clear our beam list */ |
417 |
– |
set_voxels(vlnew, 0); |
418 |
– |
cbeamop(DR_DELSET, cbeam, ncbeams, NULL, 0, 0); |
419 |
– |
ncbeams = 0; |
420 |
– |
return; |
421 |
– |
} |
422 |
– |
/* find our new voxels */ |
423 |
– |
n = get_voxels(vlnew, vn->vp); |
424 |
– |
/* set the new voxels */ |
425 |
– |
comn = set_voxels(vlnew, n); |
426 |
– |
if (!vo->type) |
427 |
– |
comn = 0; |
428 |
– |
ca.add = 1; /* update our beam list */ |
429 |
– |
for (ca.vi = n; ca.vi--; ) |
430 |
– |
if (comn & 1<<ca.vi) /* change which cells we see */ |
431 |
– |
mvview(ca.vi, vo, vn); |
432 |
– |
else /* else add all new cells */ |
433 |
– |
doview(&ca, vn); |
434 |
– |
/* inform server of new beams */ |
435 |
– |
cbeamop(DR_ADDSET, cbeam+ncbeams, xcbeams, vn, odev.hres, odev.vres); |
436 |
– |
/* sort list to put orphans at end */ |
437 |
– |
cbeamsort(0); |
438 |
– |
/* tell server to delete orphans */ |
439 |
– |
cbeamop(DR_DELSET, cbeam+ncbeams, xcbeams, NULL, 0, 0); |
440 |
– |
xcbeams = 0; /* truncate our list */ |
273 |
|
} |