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/* Copyright (c) 1986 Regents of the University of California */ |
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/* Copyright (c) 1991 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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#include "otypes.h" |
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double atof(); |
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double getflt(); |
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long getint(); |
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char *getstr(); |
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OCTREE getfullnode(), gettree(); |
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extern double atof(); |
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static double getflt(); |
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static long getint(); |
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static char *getstr(); |
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static OCTREE getfullnode(), gettree(); |
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static char *infn; /* input file name */ |
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static FILE *infp; /* input file stream */ |
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static int objsize; /* size of stored OBJECT's */ |
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static OBJECT objorig; /* zeroeth object */ |
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static short otypmap[NUMOTYPE+8]; /* object type map */ |
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CUBE *scene; |
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char *ofn[]; |
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{ |
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char sbuf[128]; |
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extern int fputs(); |
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char sbuf[512]; |
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int nf; |
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OBJECT fnobjects; |
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register int i; |
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if (fname == NULL) { |
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} |
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} |
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/* get header */ |
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if (load & IO_INFO) |
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copyheader(infp, stdout); |
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else |
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getheader(infp, NULL); |
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if (checkheader(infp, OCTFMT, load&IO_INFO ? stdout : NULL) < 0) |
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octerror(USER, "not an octree"); |
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/* check format */ |
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if (getint(2) != OCTMAGIC) |
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octerror(USER, "bad octree"); |
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if ((objsize = getint(2)-OCTMAGIC) <= 0 || |
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objsize > MAXOBJSIZ || objsize > sizeof(long)) |
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octerror(USER, "incompatible octree format"); |
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/* get boundaries */ |
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if (load & IO_BOUNDS) { |
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for (i = 0; i < 3; i++) |
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} |
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if (load & IO_FILES) |
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ofn[nf] = NULL; |
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/* get number of objects */ |
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fnobjects = getint(objsize); |
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if (load & IO_TREE) { |
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/* get the octree */ |
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} |
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while (getobj() != OVOID) |
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; |
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} else if (load & IO_SCENE) { /* consistency checks */ |
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/* check object count */ |
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if (nobjects != objorig+fnobjects) |
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octerror(USER, "bad object count; octree stale?"); |
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/* check for non-surfaces */ |
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if (nonsurfinset(objorig, fnobjects)) |
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octerror(USER, "non-surface in set; octree stale?"); |
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} |
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} |
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fclose(infp); |
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{ |
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OBJECT set[MAXSET+1]; |
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register int i; |
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register long m; |
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set[0] = getint(sizeof(OBJECT)); |
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if (set[0] > MAXSET) |
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m = getint(objsize); |
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if (m > MAXSET) |
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octerror(USER, "bad set in getfullnode"); |
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for (i = 1; i <= set[0]; i++) |
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set[i] = getint(sizeof(OBJECT)) + objorig; |
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set[0] = m; |
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for (i = 1; i <= set[0]; i++) { |
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m = getint(objsize) + objorig; |
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if ((OBJECT)m != m) |
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octerror(USER, "too many objects"); |
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set[i] = m; |
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} |
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return(fullnode(set)); |
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} |
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register int c; |
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register long r; |
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c = getc(infp); |
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r = c&0x80 ? -1L : 0L; /* sign extend */ |
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ungetc(c, infp); |
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while (siz--) { |
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if ((c = getc(infp)) == EOF) |
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goto end_file; |
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r = 0x80&c ? -1<<8|c : c; /* sign extend */ |
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while (--siz > 0) { |
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if ((c = getc(infp)) == EOF) |
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octerror(USER, "truncated octree"); |
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goto end_file; |
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r <<= 8; |
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r |= c; |
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} |
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return(r); |
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end_file: |
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octerror(USER, "truncated octree"); |
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} |
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double d; |
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d = (double)getint(4)/0x7fffffff; |
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return(ldexp(d, getint(1))); /* sign extend */ |
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return(ldexp(d, (int)getint(1))); |
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} |
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char sbuf[MAXSTR]; |
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int obj; |
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register int i; |
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register long m; |
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register OBJREC *objp; |
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i = getint(1); |
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objp = objptr(obj); |
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if ((objp->otype = otypmap[i]) < 0) |
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octerror(USER, "reference to unknown type"); |
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if ((objp->omod = getint(sizeof(OBJECT))) != OVOID) |
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objp->omod += objorig; |
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if ((m = getint(objsize)) != OVOID) { |
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m += objorig; |
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if ((OBJECT)m != m) |
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octerror(USER, "too many objects"); |
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} |
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objp->omod = m; |
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objp->oname = savqstr(getstr(sbuf)); |
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if (objp->oargs.nsargs = getint(2)) { |
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objp->oargs.sarg = (char **)bmalloc |