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(ac_calc_flak,ac_fireflak,pinflak_planedamage): New ac_calc_flak().

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Move common flak damage code from ac_fireflak() and
pinflak_planedamage() to ac_calc_flak().
This commit is contained in:
Ron Koenderink 2004-12-16 19:40:06 +00:00
parent 3645ee77c8
commit 2c4b89e2d1
4 changed files with 35 additions and 40 deletions
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52
src/lib/subs/aircombat.c
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@ -61,13 +61,6 @@ static void getilist(struct emp_qelem *list, natid own,
struct emp_qelem *c, struct emp_qelem *d);
static void ac_dog(struct plist *ap, struct plist *dp);
#define FLAK_MAX 15
/* -7 -6 -5 -4 -3 -2 -1 0 */
float flaktable[16] = { 0.20, 0.20, 0.25, 0.30, 0.35, 0.40, 0.45, 0.50,
0.50, 0.55, 0.60, 0.65, 0.70, 0.75, 0.80, 0.85,
};
void
ac_encounter(struct emp_qelem *bomb_list, struct emp_qelem *esc_list,
coord x, coord y, s_char *path, int mission_flags,
@ -940,7 +933,6 @@ ac_fireflak(struct emp_qelem *list, natid from, natid other, int guns)
struct plnstr *pp;
struct plist *plp;
int n;
float mult;
int diff;
struct emp_qelem *qp;
struct emp_qelem *next;
@ -964,22 +956,42 @@ ac_fireflak(struct emp_qelem *list, natid from, natid other, int guns)
diff -= 2;
if (plp->pcp->pl_flags & P_H)
diff -= 1;
if (diff > 8)
mult = flaktable[FLAK_MAX] * 1.33;
else if (diff < -7)
mult = flaktable[0] * 0.66;
else {
diff += 7;
mult = flaktable[diff];
}
mult *= flakscale;
n = (int)((roll(8) + 2) * mult);
if (n > 100)
n = 100;
n = ac_flak_dam(diff);
ac_planedamage(plp, from, n, other, 2, 1, msg);
}
}
/*
* Calculate flak damage
*/
int
ac_flak_dam(int flak)
{
int dam;
float mult;
/* <-7 -7 -6 -5 -4 */
static float flaktable[18] = { 0.132f, 0.20f, 0.20f, 0.25f, 0.30f,
/* -3 -2 -1 0 +1 +2 +3 +4 */
0.35f, 0.40f, 0.45f, 0.50f, 0.50f, 0.55f, 0.60f, 0.65f,
/* +5 +6 +7 +8 >+8 */
0.70f,0.75f, 0.80f, 0.85f, 1.1305f };
enum { FLAK_MAX = sizeof(flaktable)/sizeof(flaktable[0]) };
if (flak > 8)
mult = flaktable[FLAK_MAX];
else if (flak < -7)
mult = flaktable[0];
else {
flak += 8;
mult = flaktable[flak];
}
mult *= flakscale;
dam = (int)((roll(8) + 2) * mult);
if (dam > 100)
dam = 100;
return(dam);
}
/*
* See if this plane is flying in this list
*/