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//============================================================================= // StochasticTrigger. //============================================================================= class StochasticTrigger extends Triggers; // Works like a DynamicAmbientSound, only events are called instead of // sounds. M var() name Events[6]; // What events to call (must be at least one event) var() float triggerProbability; // The chance of the event occuring effect playing var() float minReCheckTime; // Try to re-trigger the event after (min amount) var() float maxReCheckTime; // Try to re-trigger the event after (max amount) var bool bIsActive; // This trigger dispacher is activated/deactivated var float reTriggerTime; var int numEvents; // The number of events available var actor triggerInstigator; // Who enabled this actor to dispach? function BeginPlay () { local int i; // Calculate how many events the user specified numEvents=6; for (i=0; i<6; i++) { if (Events[i] == '') { numEvents=i; break; } } reTriggerTime = (maxReCheckTime-minReCheckTime)*FRand() + minReCheckTime; SetTimer(reTriggerTime, False); } state() TriggeredActive { function Trigger( actor Other, pawn EventInstigator ) { // StochasticTrigger is active if ( triggerInstigator == None ) triggerInstigator = EventInstigator; else triggerInstigator = Other; Instigator = EventInstigator; bIsActive = true; } function UnTrigger( actor Other, pawn EventInstigator ) { // StochasticTrigger is inactive if ( triggerInstigator == None ) triggerInstigator = EventInstigator; else triggerInstigator = Other; Instigator = EventInstigator; bIsActive = false; } Begin: bIsActive = false; // initially the trigger dispacher is inactive } state() AlwaysActive { Begin: bIsActive = true; } function Timer () { local int i; if (FRand() <= triggerProbability && bIsActive == true) { // Trigger an event // Which event should be initiated? i = Rand(numEvents); // Broadcast the Trigger message to all matching actors. TriggerEvent(Events[i],triggerInstigator,Instigator); } reTriggerTime = (maxReCheckTime-minReCheckTime)*FRand() + minReCheckTime; SetTimer(reTriggerTime, False); } defaultproperties { } |
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