/// <summary>
/// 设置地板纹理物体
/// </summary>
/// <returns></returns>
public List <GameObject> SetGroundItems(CaveRegion region, uint count, Transform parent)
{
List <GameObject> objs = new List <GameObject>();
for (int i = 0; i < count; i++)
{
item = groundItemList.GetRandomItem();
obj = Instantiate(item.prefab, map.GetPosition(region.GetRandomCoord()), Quaternion.Euler(GameMathf.RandomY()), parent);
obj.transform.localScale = new Vector3(obj.transform.localScale.x * GameMathf.RandomPlusOrMinus(), obj.transform.localScale.y, obj.transform.localScale.z);
objs.Add(obj);
}
return(objs);
}
/// <summary>
/// 通过所需大小，获取合理物体
/// </summary>
/// <param name="size">所需大小</param>
/// <param name="scale">输出物体的缩放值</param>
/// <param name="approximate">索引的容差值</param>
public CaveItem GetRandomItem(float size, ref float scale, uint approximate = 1)
{
List <CaveItem> items = GetItemsWithSize(size, approximate);
if (items.Count == 0)
{
return(null);
}
CaveItem item = items[Random.Range(0, items.Count)];
scale = Mathf.Sqrt(size / item.AreaSize);
return(item);
}
/// <summary>
/// 设置主要物件
/// </summary>
public GameObject SetMainItems(CaveRegion region, Transform parent)
{
float scale = 0f;
item = mainItemList.GetRandomItem(region.RegionSize, ref scale, approximate);
if (item == null)
{
item = mainItemList.GetRandomItem(region.RegionSize, ref scale, approximate + 1);
}
pos = map.GetPosition(region.averageCoord) + item.offset;
if (item.randomRotationY)
{
quat = Quaternion.Euler(GameMathf.RandomY());
}
else
{
quat = Quaternion.Euler(0, GameMathf.RandomNumber(0, 180) - GameMathf.RadianToAngle(Mathf.Atan2(region.deviation.y, region.deviation.x)), 0);
}
obj = Instantiate(item.prefab, pos, quat, parent);
obj.transform.localScale = Vector3.one * scale;
return(obj);
}
} // 占地面积
/// <summary>
/// 比较两个洞穴物体的占地面积大小：x.Area - y.Area
/// </summary>
static public int CompareArea(CaveItem x, CaveItem y)
{
return((int)(x.AreaSize - y.AreaSize));
}
