entity hider: add option to hide dead npcs

runelite-client/src/main/java/net/runelite/client/plugins/entityhider/EntityHiderConfig.java

@@ -176,4 +176,15 @@ public interface EntityHiderConfig extends Config
 	{
 		return false;
 	}
+
+	@ConfigItem(
+		position = 14,
+		keyName = "hideDeadNpcs",
+		name = "Hide Dead NPCs",
+		description = "Hides NPCs when their health reaches 0"
+	)
+	default boolean hideDeadNpcs()
+	{
+		return false;
+	}
 }

runelite-client/src/main/java/net/runelite/client/plugins/entityhider/EntityHiderPlugin.java

@@ -68,6 +68,7 @@ public class EntityHiderPlugin extends Plugin
 	private boolean hideLocalPlayer2D;
 	private boolean hideNPCs;
 	private boolean hideNPCs2D;
+	private boolean hideDeadNpcs;
 	private boolean hidePets;
 	private boolean hideAttackers;
 	private boolean hideProjectiles;
@@ -118,6 +119,7 @@ public class EntityHiderPlugin extends Plugin
 
 		hideNPCs = config.hideNPCs();
 		hideNPCs2D = config.hideNPCs2D();
+		hideDeadNpcs = config.hideDeadNpcs();
 
 		hidePets = config.hidePets();
 
@@ -187,6 +189,12 @@ public class EntityHiderPlugin extends Plugin
 				return !hidePets;
 			}
 
+			// dead npcs can also be interacting so prioritize it over the interacting check
+			if (npc.isDead() && hideDeadNpcs)
+			{
+				return false;
+			}
+
 			if (npc.getInteracting() == client.getLocalPlayer())
 			{
 				boolean b = hideAttackers;