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Merge branch 'lag-compensate-roulette' into 'master'

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Roulette reel lag compensation

See merge request KartKrew/Kart!976
This commit is contained in:
Oni 2023-02-26 03:37:47 +00:00
commit 8d13c1563d
1 changed files with 20 additions and 0 deletions
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20
src/k_roulette.c
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@ -1469,6 +1469,26 @@ void K_KartItemRoulette(player_t *const player, ticcmd_t *const cmd)
} }
else else
{ {
// D2 fudge factor. Roulette was originally designed and tested with this delay.
UINT8 fudgedDelay = (player->cmd.latency <= 2) ? 0 : player->cmd.latency - 2;
while (fudgedDelay > 0)
{
UINT8 gap = (roulette->speed - roulette->tics); // How long has the roulette been on this entry?
if (fudgedDelay > gap) // Did the roulette tick over in-flight?
{
fudgedDelay = fudgedDelay - gap; // We're compensating for this gap's worth of delay, so cut it down.
roulette->index = roulette->index == 0 ? roulette->itemListLen - 1 : roulette->index - 1; // Roll the roulette index back...
roulette->tics = 0; // And just in case our delay is SO high that a fast roulette needs to roll back again...
}
else
{
break;
}
}
// And one more nudge for the remaining delay.
roulette->tics = (roulette->tics + fudgedDelay) % roulette->speed;
kartitems_t finalItem = roulette->itemList[ roulette->index ]; kartitems_t finalItem = roulette->itemList[ roulette->index ];
K_KartGetItemResult(player, finalItem); K_KartGetItemResult(player, finalItem);