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Annotation of 43BSDReno/games/larn/savelev.c, revision 1.1

1.1     ! root        1: /* savelev.c            Larn is copyrighted 1986 by Noah Morgan. */
        !             2: #include "header.h"
        !             3: extern struct cel *cell;
        !             4: 
        !             5: /*
        !             6:  *     routine to save the present level into storage
        !             7:  */
        !             8: savelevel()
        !             9:        {
        !            10:        register struct cel *pcel;
        !            11:        register char *pitem,*pknow,*pmitem;
        !            12:        register short *phitp,*piarg;
        !            13:        register struct cel *pecel;
        !            14:        pcel = &cell[level*MAXX*MAXY];  /* pointer to this level's cells */
        !            15:        pecel = pcel + MAXX*MAXY;       /* pointer to past end of this level's cells */
        !            16:        pitem=item[0]; piarg=iarg[0]; pknow=know[0]; pmitem=mitem[0]; phitp=hitp[0];
        !            17:        while (pcel < pecel)
        !            18:                {
        !            19:                pcel->mitem  = *pmitem++;
        !            20:                pcel->hitp   = *phitp++;
        !            21:                pcel->item   = *pitem++;
        !            22:                pcel->know   = *pknow++;
        !            23:                pcel++->iarg = *piarg++;
        !            24:                }
        !            25:        }
        !            26: 
        !            27: /*
        !            28:  *     routine to restore a level from storage
        !            29:  */
        !            30: getlevel()
        !            31:        {
        !            32:        register struct cel *pcel;
        !            33:        register char *pitem,*pknow,*pmitem;
        !            34:        register short *phitp,*piarg;
        !            35:        register struct cel *pecel;
        !            36:        pcel = &cell[level*MAXX*MAXY];  /* pointer to this level's cells */
        !            37:        pecel = pcel + MAXX*MAXY;       /* pointer to past end of this level's cells */
        !            38:        pitem=item[0]; piarg=iarg[0]; pknow=know[0]; pmitem=mitem[0]; phitp=hitp[0];
        !            39:        while (pcel < pecel)
        !            40:                {
        !            41:                *pmitem++ = pcel->mitem;
        !            42:                *phitp++ = pcel->hitp;
        !            43:                *pitem++ = pcel->item;
        !            44:                *pknow++ = pcel->know;
        !            45:                *piarg++ = pcel++->iarg;
        !            46:                }
        !            47:        }

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