/** Adds an obstacle with the specified vertices.
* The vertices array might be changed by this function. */
private void AddObstacle(Vector3[] vertices, float height, Pathfinding.RVO.Simulator sim, ref List <ObstacleVertex> obstacles)
{
if (vertices == null)
{
throw new System.ArgumentNullException("Vertices Must Not Be Null");
}
if (height < 0)
{
throw new System.ArgumentOutOfRangeException("Height must be non-negative");
}
if (vertices.Length < 2)
{
throw new System.ArgumentException("An obstacle must have at least two vertices");
}
if (null == obstacles)
{
obstacles = new List <ObstacleVertex>();
}
obstacles.Clear();
if (vertices.Length > 2)
{
WindCorrectly(vertices);
}
for (int vert = 0; vert < vertices.Length; ++vert)
{
Vector3 v1 = vertices[vert];
Vector3 v2 = vertices[(vert + 1) % vertices.Length];
Vector3 dir = v2 - v1;
Vector3 pushAwayDir = new Vector3(dir.z, 0f, -dir.x);
obstacles.Add(sim.CreateObstacle(v1, v2, pushAwayDir, height, _isActive));
}
}