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/* Copyright (c) 1988 Regents of the University of California */ |
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/* Copyright (c) 1990 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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char *pathname; |
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register SCENE *sc; |
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flags &= ~IO_FILES; /* not allowed */ |
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flags &= ~(IO_FILES|IO_INFO); /* not allowed */ |
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for (sc = slist; sc != NULL; sc = sc->next) |
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if (!strcmp(sname, sc->name)) { |
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if ((sc->ldflags & flags) == flags) |
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error(SYSTEM, "out of memory in getscene"); |
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sc->name = savestr(sname); |
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sc->ldflags = 0; |
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sc->scube.cutree = EMPTY; |
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sc->scube.cuorg[0] = sc->scube.cuorg[1] = |
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sc->scube.cuorg[2] = 0.; |
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sc->scube.cusize = 0.; |
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sc->firstobj = sc->nobjs = 0; |
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sc->next = slist; |
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slist = sc; |
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} |
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sprintf(errmsg, "cannot find octree file \"%s\"", sname); |
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error(USER, errmsg); |
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} |
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if (flags & ~sc->ldflags & IO_SCENE) |
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sc->firstobj = nobjects; |
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readoct(pathname, flags & ~sc->ldflags, &sc->scube, NULL); |
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if (flags & ~sc->ldflags & IO_SCENE) |
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sc->nobjs = nobjects - sc->firstobj; |
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sc->ldflags |= flags; |
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return(sc); |
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} |
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error(SYSTEM, "out of memory in getinstance"); |
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if (o->oargs.nsargs < 1) |
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objerror(o, USER, "bad # of arguments"); |
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in->f.sca = 1.0; |
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setident4(in->f.xfm); |
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if (xf(in->f.xfm, &in->f.sca, o->oargs.nsargs-1, |
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if (fullxf(&in->x, o->oargs.nsargs-1, |
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o->oargs.sarg+1) != o->oargs.nsargs-1) |
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objerror(o, USER, "bad transform"); |
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if (in->f.sca < 0.0) |
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in->f.sca = -in->f.sca; |
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in->b.sca = 1.0; |
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setident4(in->b.xfm); |
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invxf(in->b.xfm, &in->b.sca,o->oargs.nsargs-1,o->oargs.sarg+1); |
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if (in->b.sca < 0.0) |
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in->b.sca = -in->b.sca; |
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if (in->x.f.sca < 0.0) |
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in->x.f.sca = -in->x.f.sca; |
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if (in->x.b.sca < 0.0) |
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in->x.b.sca = -in->x.b.sca; |
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in->obj = NULL; |
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o->os = (char *)in; |
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} |
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if (in->obj == NULL || (in->obj->ldflags & flags) != flags) |
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in->obj = getscene(o->oargs.sarg[0], flags); |
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return(in); |
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} |
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freeinstance(o) /* free memory associated with instance */ |
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OBJREC *o; |
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{ |
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if (o->os == NULL) |
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return; |
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free(o->os); |
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o->os = NULL; |
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} |
