/// <summary>
/// 以pos为中心各自在宽和高的左右 前后两个方向延伸
/// </summary>
/// <param name="self"></param>
/// <param name="pos"></param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <returns></returns>
/// <exception cref="Exception"></exception>
public static Vector3 FindRandomPointWithRectangle(this PathfindingComponent self, Vector3 pos, int width, int height)
{
if (self.NavMesh == 0)
{
throw new Exception($"pathfinding ptr is zero: {self.DomainScene().Name}");
}
if (width > PathfindingComponent.FindRandomNavPosMaxRadius * 0.001f || height > PathfindingComponent.FindRandomNavPosMaxRadius * 0.001f)
{
throw new Exception($"pathfinding rectangle is too large，width: {width} height: {height}, max: {PathfindingComponent.FindRandomNavPosMaxRadius}");
}
float x = RandomHelper.RandomNumber(-width, width);
float z = RandomHelper.RandomNumber(-height, height);
Vector3 findpos = new Vector3(pos.x + x, pos.y, pos.z + z);
return(self.RecastFindNearestPoint(findpos));
}
public static Vector3 FindRandomPointWithRaduis(this PathfindingComponent self, Vector3 pos, float raduis)
{
if (self.NavMesh == 0)
{
throw new Exception($"pathfinding ptr is zero: {self.DomainScene().Name}");
}
if (raduis > PathfindingComponent.FindRandomNavPosMaxRadius * 0.001f)
{
throw new Exception($"pathfinding raduis is too large，cur: {raduis}, max: {PathfindingComponent.FindRandomNavPosMaxRadius}");
}
int degrees = RandomHelper.RandomNumber(0, 360);
float r = RandomHelper.RandomNumber(0, (int)(raduis * 1000)) / 1000f;
float x = r * Mathf.Cos(MathHelper.DegToRad(degrees));
float z = r * Mathf.Sin(MathHelper.DegToRad(degrees));
Vector3 findpos = new Vector3(pos.x + x, pos.y, pos.z + z);
return(self.RecastFindNearestPoint(findpos));
}