SustainCurve

MMO\rpg\xp · 1 symbol · generated 5 Oct 2026

class

SustainCurve

Sustain (cyclical). For goals that aren't about escalating mastery but about holding a stable standard over time, with natural ebb and flow (a harder week, an easier week) rather than a monotonic trend.

class MMO\rpg\xp\SustainCurve implements MMO\rpg\xp\iCurve

Namespace: MMO\rpg\xp
Implements: iCurve

XP(n) = base + amplitude * sin(2*pi * ((n-1) mod period) / period)

Methods1

xpForLevel($n, $params)

Curves.php:118

function xpForLevel(int $n, array $params): float

$n	int
$params	array
returns	float