public static NavGraph[] Load(string filePath)
{
byte[] bytes = AstarSerializer.LoadFromFile(filePath);
AstarSerializer sr = new AstarSerializer();
if (!sr.OpenDeserialize(bytes))
{
throw new Exception("Invalid data file (cannot read zip).\nThe data is either corrupt or it was saved using a 3.0.x or earlier version of the system");
}
var gr = new List <NavGraph>();
// Set an offset so that the deserializer will load
// the graphs with the correct graph indexes
sr.SetGraphIndexOffset(gr.Count);
gr.AddRange(sr.DeserializeGraphs());
NavGraph[] graphs = gr.ToArray();
sr.DeserializeEditorSettingsCompatibility();
sr.DeserializeExtraInfo();
//Assign correct graph indices.
for (int i = 0; i < graphs.Length; i++)
{
if (graphs[i] == null)
{
continue;
}
int i1 = i;
graphs[i].GetNodes(node => node.GraphIndex = (uint)i1);
}
for (int i = 0; i < graphs.Length; i++)
{
for (int j = i + 1; j < graphs.Length; j++)
{
if (graphs[i] != null && graphs[j] != null && graphs[i].guid == graphs[j].guid)
{
graphs[i].guid = Guid.NewGuid();
break;
}
}
}
sr.PostDeserialization();
sr.CloseDeserialize();
return(graphs);
}