using System.Collections.Generic;
using UnityEngine;

public static class RoomCentering
{
    // Centre basé sur le bounding box (souvent mieux qu'une moyenne/centroïde pour des pièces)
    public static Vector2 ComputeBoundsCenter(IList<Vector2> pts)
    {
        if (pts == null || pts.Count == 0) return Vector2.zero;

        float minX = pts[0].x, maxX = pts[0].x;
        float minY = pts[0].y, maxY = pts[0].y;

        for (int i = 1; i < pts.Count; i++)
        {
            var p = pts[i];
            if (p.x < minX) minX = p.x;
            if (p.x > maxX) maxX = p.x;
            if (p.y < minY) minY = p.y;
            if (p.y > maxY) maxY = p.y;
        }

        return new Vector2((minX + maxX) * 0.5f, (minY + maxY) * 0.5f);
    }

    public static void Offset(List<Vector2> pts, Vector2 delta)
    {
        if (pts == null) return;
        for (int i = 0; i < pts.Count; i++)
            pts[i] -= delta;
    }
}