Changeset 8819 for code/branches/ai2/src/modules/pickup

Timestamp:

Aug 3, 2011, 9:54:19 PM (13 years ago)

Author:

dafrick

Message:

Minor change in PickupSpawner, fixing possible cause for segfaults.

File:

• code/branches/ai2/src/modules/pickup/PickupSpawner.cc (modified) (2 diffs)

code/branches/ai2/src/modules/pickup/PickupSpawner.cc

@@ -181 +181 @@
         if(GameMode::isMaster() && this->isActive())
         {
-            SmartPtr<PickupSpawner> temp = this; //Create a smart pointer to keep the PickupSpawner alive until we iterated through all Pawns (in case a Pawn takes the last pickup)
+            WeakPtr<PickupSpawner> spawner = this; // Create a smart pointer to keep the PickupSpawner alive until we iterated through all Pawns (in case a Pawn takes the last pickup)
 
             // Remove PickupCarriers from the blocked list if they have exceeded their time.
@@ -195 +195 @@
             for(ObjectList<Pawn>::iterator it = ObjectList<Pawn>::begin(); it != ObjectList<Pawn>::end(); ++it)
             {
+                if(spawner == NULL) // Stop if the PickupSpawner has been deleted (e.g. because it has run out of pickups to distribute).
+                    break;
+
                 Vector3 distance = it->getWorldPosition() - this->getWorldPosition();
                 PickupCarrier* carrier = dynamic_cast<PickupCarrier*>(*it);
-                // If a PickupCarrier, that fits the target-range of the Pickupable spawned by this PickupSpawnder, is in trigger-distance and the carrier is not blocked.
+                // If a PickupCarrier, that fits the target-range of the Pickupable spawned by this PickupSpawner, is in trigger-distance and the carrier is not blocked.
                 if(distance.length() < this->triggerDistance_ && carrier != NULL && this->blocked_.find(carrier) == this->blocked_.end())
                 {