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(do_fallout, meltitems): Work directly on item arrays instead of

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copies made by getvec().  This is safe, because the old code made
single copies and always flushed them back into the unit structures.

(meltitems): Don't claim more items were lost than existed.
This commit is contained in:
Markus Armbruster 2004-03-11 18:36:43 +00:00
parent c922b571db
commit eb94c88806
1 changed files with 12 additions and 24 deletions
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36
src/lib/update/sect.c
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@ -193,33 +193,32 @@ enlist(register int *vec, int etu, int *cost)
/* Fallout is calculated here. */
static void
meltitems(int etus, int fallout, int own, int *vec, int type, int x, int y,
meltitems(int etus, int fallout, int own, short *vec, int type, int x, int y,
int uid)
{
int n;
int melt;
for (n = 1; n <= I_MAX; n++) {
melt = roundavg(vec[n] * etus * (long)fallout /
(1000.0 * melt_item_denom[n]));
melt = roundavg(vec[n] * etus * (long)fallout
/ (1000.0 * melt_item_denom[n]));
if (melt > vec[n])
melt = vec[n];
if (melt > 5 && own) {
if (type == EF_SECTOR)
wu(0, own, "Lost %d %s to radiation in %s.\n",
(melt < vec[n] ? melt : vec[n]), ichr[n].i_name,
melt < vec[n] ? melt : vec[n], ichr[n].i_name,
xyas(x, y, own));
else if (type == EF_LAND)
wu(0, own, "Unit #%d lost %d %s to radiation in %s.\n",
uid, (melt < vec[n] ? melt : vec[n]), ichr[n].i_name,
uid, melt < vec[n] ? melt : vec[n], ichr[n].i_name,
xyas(x, y, own));
else if (type == EF_SHIP)
wu(0, own, "Ship #%d lost %d %s to radiation in %s.\n",
uid, (melt < vec[n] ? melt : vec[n]), ichr[n].i_name,
uid, melt < vec[n] ? melt : vec[n], ichr[n].i_name,
xyas(x, y, own));
}
if (melt < vec[n])
vec[n] -= melt;
else
vec[n] = 0;
vec[n] -= melt;
}
}
@ -233,33 +232,24 @@ meltitems(int etus, int fallout, int own, int *vec, int type, int x, int y,
void
do_fallout(register struct sctstr *sp, register int etus)
{
int vec[I_MAX + 1];
int tvec[I_MAX + 1];
struct shpstr *spp;
struct lndstr *lp;
int i;
getvec(VT_ITEM, vec, (s_char *)sp, EF_SECTOR);
/* This check shouldn't be needed, but just in case. :) */
if (!sp->sct_fallout || !sp->sct_updated)
return;
if (etus > 24)
etus = 24;
#if 0
wu(0, 0, "Running fallout in %d,%d\n", sp->sct_x, sp->sct_y);
#endif
meltitems(etus, sp->sct_fallout, sp->sct_own, vec, EF_SECTOR,
meltitems(etus, sp->sct_fallout, sp->sct_own, sp->sct_item, EF_SECTOR,
sp->sct_x, sp->sct_y, 0);
putvec(VT_ITEM, vec, (s_char *)sp, EF_SECTOR);
for (i = 0; NULL != (lp = getlandp(i)); i++) {
if (!lp->lnd_own)
continue;
if (lp->lnd_x != sp->sct_x || lp->lnd_y != sp->sct_y)
continue;
getvec(VT_ITEM, tvec, (s_char *)lp, EF_LAND);
meltitems(etus, sp->sct_fallout, lp->lnd_own, tvec, EF_LAND,
meltitems(etus, sp->sct_fallout, lp->lnd_own, lp->lnd_item, EF_LAND,
lp->lnd_x, lp->lnd_y, lp->lnd_uid);
putvec(VT_ITEM, tvec, (s_char *)lp, EF_LAND);
}
for (i = 0; NULL != (spp = getshipp(i)); i++) {
if (!spp->shp_own)
@ -268,10 +258,8 @@ do_fallout(register struct sctstr *sp, register int etus)
continue;
if (mchr[(int)spp->shp_type].m_flags & M_SUB)
continue;
getvec(VT_ITEM, tvec, (s_char *)spp, EF_SHIP);
meltitems(etus, sp->sct_fallout, spp->shp_own, tvec, EF_SHIP,
meltitems(etus, sp->sct_fallout, spp->shp_own, spp->shp_item, EF_SHIP,
spp->shp_x, spp->shp_y, spp->shp_uid);
putvec(VT_ITEM, tvec, (s_char *)spp, EF_SHIP);
}
#ifdef GODZILLA
if ((sp->sct_fallout > 20) && chance(100))