@kaiord/core / zoneToPercentFtp
Function: zoneToPercentFtp()
zoneToPercentFtp(
zone):number
Defined in: packages/core/src/domain/zones/power-zones.ts:51
Map a Coggan power zone (1..7) to its percent-FTP value.
Parameters
zone
number
Returns
number
Throws
RangeError when zone is not an integer in the closed interval [1, 7]. The contract is strict: 0, 8, -1, NaN, Infinity, and non-integers like 1.5 are all rejected. The helper MUST NOT return undefined, null, or a silently clamped value.