private EntityGroupDependencies GetGroups <T>(string groupName, string[] dependencies)
where T : Entity
{
var deps = new EntityGroupDependencies();
if (dependencies == null)
{
return(deps);
}
IDictionary <string, IReadOnlySet <int> > entityGroups;
switch (typeof(T).Name)
{
case "Item":
entityGroups = this.ItemGroups;
break;
case "NPC":
entityGroups = this.NPCGroups;
break;
case "Projectile":
entityGroups = this.ProjGroups;
break;
default:
throw new NotImplementedException("Invalid Entity type " + typeof(T).Name);
}
foreach (string dependency in dependencies)
{
if (!entityGroups.ContainsKey(dependency))
{
if (this._AlreadyRequeued.Contains(groupName))
{
throw new ModHelpersException("Entity group " + groupName + " could not find dependency " + dependency + ".");
}
this._AlreadyRequeued.Add(groupName);
return(deps);
}
deps[dependency] = entityGroups[dependency];
}
return(deps);
}
private bool ComputeGroupMatch <T>(IList <T> entityPool,
EntityGroupMatcherDefinition <T> matcher,
out ISet <int> entityIdsOfGroup)
where T : Entity
{
entityIdsOfGroup = new HashSet <int>();
EntityGroupDependencies deps = this.GetGroups <T>(matcher.GroupName, matcher.GroupDependencies);
for (int i = 1; i < entityPool.Count; i++)
{
try {
lock (EntityGroups.MyLock) {
if (matcher.Matcher.MatcherFunc(entityPool[i], deps))
{
entityIdsOfGroup.Add(i);
}
}
} catch (Exception) {
LogHelpers.Alert("Compute fail for '" + matcher.GroupName + "' with ent (" + i + ") " + (entityPool[i] == null ? "null" : entityPool[i].ToString()));
}
}
return(true);
}
