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Replace "roll0(N) + M" by "roll(N) + M-1"

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This commit is contained in:
Markus Armbruster 2012-08-14 20:33:51 +02:00
parent fce1393017
commit c3be487479
8 changed files with 22 additions and 22 deletions
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4
include/damage.h
View file

@ -39,8 +39,8 @@
#define DPERCENT_DAMAGE(x) (100.0 * (x) / ((x) + 100.0))
#define DMINE_HITCHANCE(x) ((x) / ((x) + 20.0))
#define DMINE_LHITCHANCE(x) ((x) / ((x) + 35.0))
#define MINE_DAMAGE() (22 + roll0(21))
#define MINE_LDAMAGE() (11 + roll0(20))
#define MINE_DAMAGE() (21 + roll(21))
#define MINE_LDAMAGE() (10 + roll(20))
#define DTORP_HITCHANCE(range, vis) \
(0.9 / ((range)+1) + (((vis) < 6) ? (5-(vis)) * 0.03 : 0.0))
#define TORP_DAMAGE() (torpedo_damage + roll0(torpedo_damage) + \

8
src/lib/subs/attsub.c
View file

@ -1837,12 +1837,12 @@ att_fight(int combat_mode, struct combat *off, struct emp_qelem *olist,
* since a single dead guy normally wouldn't cause a commander to
* rethink his strategies, but 50 dead guys might.
*/
odds += (roll0(11) - 5) / 100.0;
odds += (roll(11) - 6) / 100.0;
if (odds < 0.0)
odds = 0.1;
if (odds > 1.0)
odds = 1.0;
recalctime = 8 + roll0(43);
recalctime = 7 + roll(43);
while (!success && ototal) {
if (chance(odds)) {
pr("!");
@ -1858,9 +1858,9 @@ att_fight(int combat_mode, struct combat *off, struct emp_qelem *olist,
if (((a_cas + d_cas) % 70) == 69)
pr("\n");
if (recalctime-- <= 0) {
recalctime = 8 + roll0(43);
recalctime = 7 + roll(43);
odds = att_calcodds(ototal, dtotal);
odds += (roll0(11) - 5) / 100.0;
odds += (roll(11) - 6) / 100.0;
if (odds < 0.0)
odds = 0.1;
if (odds > 1.0)

6
src/lib/subs/landgun.c
View file

@ -48,7 +48,7 @@ fortgun(int effic, int guns)
double d;
double g = MIN(guns, 7);
d = (roll0(30) + 20.0) * (g / 7.0);
d = (roll(30) + 19.0) * (g / 7.0);
d *= effic / 100.0;
return d;
}
@ -60,7 +60,7 @@ seagun(int effic, int guns)
d = 0.0;
while (guns--)
d += 10.0 + roll0(6);
d += 9.0 + roll(6);
d *= effic * 0.01;
return d;
}
@ -72,7 +72,7 @@ landunitgun(int effic, int guns)
d = 0.0;
while (guns--)
d += 5.0 + roll0(6);
d += 4.0 + roll(6);
d *= effic * 0.01;
return d;
}

6
src/lib/subs/takeover.c
View file

@ -100,7 +100,7 @@ takeover(struct sctstr *sp, natid newown)
if (!(chance(LND_SPY_DETECT_CHANCE(lp->lnd_effic))))
continue;
}
n = lp->lnd_effic - (30 + roll0(100));
n = lp->lnd_effic - (29 + roll(100));
if (n < 0)
n = 0;
lp->lnd_effic = n;
@ -129,7 +129,7 @@ takeover(struct sctstr *sp, natid newown)
* how spunky are these guys?
* n: random number from -25:75 + (50 - loyalty)
*/
n = (50 - sp->sct_loyal) + (roll0(100) - 25);
n = (50 - sp->sct_loyal) + (roll(100) - 26);
if (n > 0 && sp->sct_own == sp->sct_oldown) {
che_count = (civ * n / 3000) + 5;
if (che_count * 2 > civ)
@ -186,7 +186,7 @@ takeover_plane(struct plnstr *pp, natid newown)
* XXX If this was done right, planes could escape,
* flying to a nearby friendly airport.
*/
n = pp->pln_effic - (30 + roll0(100));
n = pp->pln_effic - (29 + roll(100));
if (n < 0)
n = 0;
pp->pln_effic = n;

4
src/lib/update/human.c
View file

@ -95,12 +95,12 @@ do_feed(struct sctstr *sp, struct natstr *np, short *vec,
nreport(sp->sct_own, N_DIE_FAMINE, 0, 1);
}
sp->sct_work = 0;
sp->sct_loyal += roll0(8) + 2;
sp->sct_loyal += roll(8) + 1;
}
sctwork = 0;
} else {
if (sp->sct_work < 100)
sctwork = sp->sct_work + 8 + roll0(15);
sctwork = sp->sct_work + 7 + roll(15);
if (sctwork > 100)
sctwork = 100;
if (!player->simulation)

4
src/lib/update/populace.c
View file

@ -73,7 +73,7 @@ populace(struct natstr *np, struct sctstr *sp, int etu)
n = roundavg(etu * 0.125);
if (n == 0)
n = 1;
n = sp->sct_loyal + roll0(n) + 1;
n = sp->sct_loyal + roll(n);
if (n > 127)
n = 127;
sp->sct_loyal = n;
@ -81,7 +81,7 @@ populace(struct natstr *np, struct sctstr *sp, int etu)
if (sp->sct_loyal > 65 && mil < civ / 20) {
int work_red;
work_red = sp->sct_loyal - (50 + roll0(15));
work_red = sp->sct_loyal - (49 + roll(15));
n = sp->sct_work - work_red;
if (n < 0)
n = 0;

8
src/lib/update/revolt.c
View file

@ -77,7 +77,7 @@ revolt(struct sctstr *sp)
che += che_civ;
if (che < CHE_MAX) {
/* che due to uw unrest */
n = 10 + roll0(30);
n = 9 + roll(30);
che_uw = 5 + (uw * n / 500);
if (che_uw > uw)
che_uw = uw;
@ -327,9 +327,9 @@ guerrilla(struct sctstr *sp)
/* loyalty drops during recruitment efforts */
n = sp->sct_loyal;
if (n < 30)
n += roll0(5) + 1;
n += roll(5);
else if (n < 70)
n += roll0(10) + 4;
n += roll(10) + 3;
if (n > 127)
n = 127;
sp->sct_loyal = n;
@ -375,7 +375,7 @@ domove:
val = roundintby(val, 10);
/* inject a modicum of indeterminism; also
* avoids che preferring certain directions */
val += roll0(10) - 5;
val += roll(10) - 6;
if (val >= min_mil)
continue;
nicest_sp = nsp;

4
src/util/fairland.c
View file

@ -810,7 +810,7 @@ grow_islands(void)
secs = 0;
if (!place_island(c, &x, &y))
return;
isiz = 1 + roll0(2 * is - 1);
isiz = roll(2 * is - 1);
do {
++secs;
find_coast(c);
@ -973,7 +973,7 @@ elevate_sea(void)
for (y = 0; y < WORLD_Y; ++y) {
for (x = y % 2; x < WORLD_X; x += 2) {
if (elev[x][y] == -INFINITY)
elev[x][y] = -roll0((distance_to_land() * 20 + 27)) - 1;
elev[x][y] = -roll(distance_to_land() * 20 + 27);
}
}
}