Module math

wrapAround

• wrapAround(index: number, length: number): number

• Wraps an index around a given range.

  Parameters

  • index: number

    The number to wrap within 0 to length, so if this was -1 the result would be length-1.

  • length: number

    The right bound to wrap around back to 0 from.

  Returns number

  The index "wrapped around" 0 to length. 0 <= result < length.