// 2026년 포트폴리오용 재구성 코드. 실제 업무 당시 소스가 아닙니다.
// 2026 portfolio reconstruction. Not original production source.
using System;
using UnityEngine;
namespace PortfolioExamples
{
    public static class AdaptiveNpcPace
    {
        // Signed progress along the same route, not straight-line world distance.
        public static float Speed(float playerProgress, float npcProgress, float baseSpeed, float comfortDistance)
        {
            if (baseSpeed < 0 || comfortDistance <= 0) throw new ArgumentOutOfRangeException();
            float gap = Mathf.Clamp((npcProgress - playerProgress) / comfortDistance, -1f, 1f);
            // Equal progress keeps base speed; only a lead/lag applies a correction.
            float multiplier = gap >= 0 ? Mathf.Lerp(1f, 0.55f, gap) : Mathf.Lerp(1f, 1.35f, -gap);
            return baseSpeed * multiplier;
        }
        public static bool ShouldReposition(float playerProgress, float npcProgress, float maxLead)
            => maxLead > 0 && npcProgress - playerProgress > maxLead;
    }
}