void ShowLineOfSight(int targetCellIndex)
{
if (isSelectingStart || automate)
{
return;
}
// Destroys markers of a previous LOS
DestroyLOSMarkers();
// Compute LOS and get list of cell indices and world positions
bool isLOS = grid.CellGetLineOfSight(cellStartIndex, targetCellIndex, ref cellIndices, ref worldPositions, CELLS_ALL_NAVIGATABLE, 1, true);
// Add small dots (spheres) along the LOS
worldPositions.ForEach((Vector3 obj) => {
GameObject sphere = GameObject.CreatePrimitive(PrimitiveType.Sphere);
LOSMarkers.Add(sphere);
sphere.transform.position = obj;
sphere.transform.localScale = Vector3.one * 5f;
sphere.GetComponent <Renderer> ().material.color = isLOS ? Color.green : Color.red;
});
}