/**
* @param filter The filtering <code>Filter</code> to accept all the Npcs through.
* @return An array of the currently loaded Npcs in the game that are accepted by the provided
* filter.
*/
public static NPC[] getLoaded(final Filter<NPC> filter) {
final Client client = Context.client();
final int[] indices = client.getRSNPCIndexArray();
final Set<NPC> npcs = new HashSet<>();
for (final int index : indices) {
final Node node = Nodes.lookup((HashTable) client.getRSNPCNC(), index);
if (node != null) {
NPC npc = null;
if (node instanceof RSNPCNode) {
npc = new NPC((RSNPC) ((RSNPCNode) node).getRSNPC());
} else if (node instanceof SoftReference) {
npc =
new NPC(
(RSNPC) ((java.lang.ref.SoftReference<?>) ((SoftReference) node).get()).get());
}
if (filter.accept(npc)) {
npcs.add(npc);
}
}
}
return npcs.toArray(new NPC[npcs.size()]);
}
/**
* @param filter The filtering <code>Filter</code> NPCs have to pass.
* @return The nearest Npc passing the filter if any present, else <i>null</i>.
*/
public static NPC getNearest(final Filter<NPC> filter) {
final Client client = Context.client();
final int[] indices = client.getRSNPCIndexArray();
NPC npc = null;
double distance = Double.MAX_VALUE;
final RegionOffset position = Players.getLocal().getRegionOffset();
for (final int index : indices) {
final Node node = Nodes.lookup((HashTable) client.getRSNPCNC(), index);
if (node != null && node instanceof RSNPCNode) {
final NPC t_npc = new NPC((RSNPC) ((RSNPCNode) node).getRSNPC());
try {
if (filter.accept(t_npc)) {
final double dist = Calculations.distance(position, t_npc.getRegionOffset());
if (dist < distance) {
distance = dist;
npc = t_npc;
}
}
} catch (final Exception ignored) {
}
}
}
return npc;
}
