Clean up SPB spawning conditions

- Instead of basing it off of the item table, the extra chance is a raw bonus for the entire server.
- Allow SPB to be forced onto the whoever happens to get an item the soonest, rather than only 2nd place.
This commit is contained in:
Sally Coolatta 2022-09-21 02:44:24 -04:00
parent 7b77998523
commit 986ca88f23

View file

@ -362,7 +362,7 @@ static INT32 K_KartItemOddsRace[NUMKARTRESULTS-1][8] =
/*Mine*/ { 0, 3, 3, 1, 0, 0, 0, 0 }, // Mine
/*Land Mine*/ { 3, 0, 0, 0, 0, 0, 0, 0 }, // Land Mine
/*Ballhog*/ { 0, 0, 2, 2, 0, 0, 0, 0 }, // Ballhog
/*Self-Propelled Bomb*/ { 0, 0, 0, 0, 0, 2, 4, 0 }, // Self-Propelled Bomb
/*Self-Propelled Bomb*/ { 0, 0, 0, 0, 0, 0, 0, 0 }, // Self-Propelled Bomb
/*Grow*/ { 0, 0, 0, 1, 2, 3, 0, 0 }, // Grow
/*Shrink*/ { 0, 0, 0, 0, 0, 1, 3, 2 }, // Shrink
/*Lightning Shield*/ { 1, 0, 0, 0, 0, 0, 0, 0 }, // Lightning Shield
@ -416,8 +416,8 @@ static INT32 K_KartItemOddsBattle[NUMKARTRESULTS][2] =
};
#define DISTVAR (2048) // Magic number distance for use with item roulette tiers
#define SPBSTARTDIST (5*DISTVAR) // Distance when SPB is forced onto 2nd place
#define SPBFORCEDIST (15*DISTVAR) // Distance when SPB is forced onto 2nd place
#define SPBSTARTDIST (6*DISTVAR) // Distance when SPB is forced onto 2nd place
#define SPBFORCEDIST (12*DISTVAR) // Distance when SPB is forced onto 2nd place
#define ENDDIST (12*DISTVAR) // Distance when the game stops giving you bananas
// Array of states to pick the starting point of the animation, based on the actual time left for invincibility.
@ -456,7 +456,7 @@ INT32 K_GetShieldFromItem(INT32 item)
*/
static void K_KartGetItemResult(player_t *player, SINT8 getitem)
{
if (getitem == KITEM_SPB || getitem == KITEM_SHRINK) // Indirect items
if (getitem == KITEM_SPB) // Indirect items
{
indirectitemcooldown = 20*TICRATE;
}
@ -581,8 +581,8 @@ INT32 K_KartGetItemOdds(
UINT8 pingame = 0, pexiting = 0;
SINT8 first = -1, second = -1;
UINT32 firstDist = UINT32_MAX;
UINT32 secondToFirst = UINT32_MAX;
UINT32 firstDist = 0;
UINT32 secondToFirst = 0;
boolean powerItem = false;
boolean cooldownOnStart = false;
@ -679,6 +679,7 @@ INT32 K_KartGetItemOdds(
case KITEM_SUPERRING:
notNearEnd = true;
break;
case KITEM_ROCKETSNEAKER:
case KITEM_JAWZ:
case KITEM_LANDMINE:
@ -691,11 +692,13 @@ INT32 K_KartGetItemOdds(
case KRITEM_DUALJAWZ:
powerItem = true;
break;
case KRITEM_TRIPLEBANANA:
case KRITEM_TENFOLDBANANA:
powerItem = true;
notNearEnd = true;
break;
case KITEM_INVINCIBILITY:
case KITEM_MINE:
case KITEM_GROW:
@ -704,40 +707,46 @@ INT32 K_KartGetItemOdds(
cooldownOnStart = true;
powerItem = true;
break;
case KITEM_SPB:
cooldownOnStart = true;
indirectItem = true;
notNearEnd = true;
if (firstDist < ENDDIST) // No SPB near the end of the race
if (firstDist < ENDDIST*2) // No SPB when 1st is almost done
{
newodds = 0;
}
else
{
const INT32 distFromStart = max(0, (INT32)secondToFirst - SPBSTARTDIST);
const INT32 distFromStart = max(0, ((signed)secondToFirst) - SPBSTARTDIST);
const INT32 distRange = SPBFORCEDIST - SPBSTARTDIST;
const INT32 mulMax = 3;
INT32 multiplier = (distFromStart * mulMax) / distRange;
const UINT8 maxOdds = 10;
fixed_t multiplier = (distFromStart * FRACUNIT) / distRange;
if (multiplier < 0)
{
multiplier = 0;
if (multiplier > mulMax)
multiplier = mulMax;
}
newodds *= multiplier;
if (multiplier > FRACUNIT)
{
multiplier = FRACUNIT;
}
newodds = FixedMul(maxOdds * 4 * FRACUNIT, multiplier) / FRACUNIT;
}
break;
case KITEM_SHRINK:
cooldownOnStart = true;
powerItem = true;
indirectItem = true;
notNearEnd = true;
if (pingame-1 <= pexiting)
newodds = 0;
break;
case KITEM_LIGHTNINGSHIELD:
cooldownOnStart = true;
powerItem = true;
@ -745,6 +754,7 @@ INT32 K_KartGetItemOdds(
if (spbplace != -1)
newodds = 0;
break;
default:
break;
}
@ -1097,7 +1107,7 @@ static void K_KartItemRoulette(player_t *player, ticcmd_t *cmd)
// SPECIAL CASE No. 5:
// Force SPB onto 2nd if they get too far behind
if ((gametyperules & GTR_CIRCUIT) && player->position == 2 && pdis > SPBFORCEDIST
if ((gametyperules & GTR_CIRCUIT) && pdis > SPBFORCEDIST
&& spbplace == -1 && !indirectitemcooldown && !dontforcespb
&& cv_selfpropelledbomb.value)
{
@ -10342,10 +10352,10 @@ void K_MoveKartPlayer(player_t *player, boolean onground)
if (spbplace == -1 || player->position != spbplace)
player->pflags &= ~PF_RINGLOCK; // reset ring lock
if (player->itemtype == KITEM_SPB
|| player->itemtype == KITEM_SHRINK
|| player->growshrinktimer < 0)
if (player->itemtype == KITEM_SPB)
{
indirectitemcooldown = 20*TICRATE;
}
if (player->hyudorotimer > 0)
{