//Select a random new neighbour by the given path
public IPathElement GetRandomNewNeighbour(List <IPathElement> pathElements)
{
int trys = 0;
IPathElement pathElement = this.GetRandomNeighbour();
while (pathElements.Contains(pathElement) && trys < 20)
{
pathElement = this.GetRandomNeighbour();
trys++;
}
return(pathElement);
}
//Calculate a random path starting with the given navMesh
public List <IPathElement> GetWanderingPath()
{
//Prepare the path
List <IPathElement> path = new List <IPathElement>();
//Add start navMesh to the path
path.Add(this);
//If the given navMesh doesn't have a neighbour: Stop
if (this.GetNeighbours().Count == 0)
{
return(path);
}
//Select a random neighbour of this navMesh to start
IPathElement randomNavMesh = this.GetRandomNeighbour();
//If the random navMesh is null (no neighbours could be selected): Stop
if (randomNavMesh == null)
{
return(path);
}
//Add random navMesh to the path
path.Add(randomNavMesh);
//Repeat till the path includes 50 stations
for (int i = path.Count; i < 200; i++)
{
//Expand the previous navMesh, select the neighbour by the given directional angle
IPathElement?pathMesh = path[path.Count - 1].GetRandomNewNeighbourByDirectionAndPath(
Vector3Utils.directionalAngle(path[path.Count - 2].Position, path[path.Count - 1].Position), path);
//If this new station is noll (no neighbours could be selected): Stop
if (pathMesh == null)
{
return(path);
}
//Add this navMesh to the path
path.Add(pathMesh);
}
return(path);
}