/* Override the methods given in Strip.cs to add functionality
*/
public override void Action(GameObject caller)
{
SmartBrokenLight sbl = caller.GetComponent <SmartBrokenLight>();
bool flicker = false,
flickerBroken = false,
stopFlickerBroken = false,
stopFlicker = false;
float probFlicker = UnityEngine.Random.Range(0.0f, 1.0f),
probStopFlicker = UnityEngine.Random.Range(0.0f, 1.0f),
probBreak = UnityEngine.Random.Range(0.0f, 1.0f);
int nextState = -1;
// Can't do anything if the calling object does not have the correct functionality
if (sbl != null)
{
// Check preconditions and state
//
// A light will flicker if one of the following conditions are met:
// (1) A nearby light is not flickering
// (2) The light hasn't flickered in the past lastFlicker seconds
// (3) It is going to break
// ... and it is not already flickering and not currently broken
//
// A light will stop flickering if one of the following conditions are met:
// (1) It has been flickering for flickerDuration seconds
// (2) It randomly decides to stop flickering
// Grab preconditions by id
List <string> properties = bb.GetProperties(sbl.GetKey());
// Conditionally stop flickering
flicker = LightIsOn(properties) &&
(
RollFlicker(probFlicker, sbl.probOfFlicker) ||
LastFlickerTooLongAgo(sbl, properties)
) &&
!OnCooldown(sbl, properties);
if (!flicker)
{
for (int i = (int)TupleElem.BROKEN + 1; i < properties.Count; i++)
{
List <string> otherProperties = bb.GetProperties(properties[i]);
if (otherProperties != null)
{
flicker &= !LightIsFlicker(otherProperties);
}
}
}
flickerBroken = flicker && RollBreak(probBreak, sbl.probBreak);
stopFlicker = LightIsFlicker(properties) &&
(
RollStopFlicker(probStopFlicker, sbl.probOfStopFlicker) ||
StartFlickerTooLongAgo(sbl, properties)
) &&
HasFlickeredMinTime(sbl, properties);
stopFlickerBroken = stopFlicker &&
WillBreak(properties);
// Add/Delete conditions from the BlackBoard
// Add condition: Changed STATE to ON, FLICKER, or DEAD
// Add condition: Is the light broken?
if (flickerBroken)
{
nextState = (int)SmartBrokenLight.States.FLICKER;
bb.UpdateProperty(sbl.GetKey(), (int)TupleElem.BROKEN, "will break");
bb.UpdateProperty(sbl.GetKey(), (int)TupleElem.START_FLICKER, Time.time.ToString());
}
else if (flicker)
{
nextState = (int)SmartBrokenLight.States.FLICKER;
bb.UpdateProperty(sbl.GetKey(), (int)TupleElem.START_FLICKER, Time.time.ToString());
}
else if (stopFlickerBroken)
{
nextState = (int)SmartBrokenLight.States.DEAD;
bb.UpdateProperty(sbl.GetKey(), (int)TupleElem.BROKEN, "true");
}
else if (stopFlicker)
{
nextState = (int)SmartBrokenLight.States.ON;
}
if (nextState > -1)
{
bb.UpdateProperty(sbl.GetKey(), (int)TupleElem.STATE, nextState.ToString());
// Perform some action, maybe change state
// If not flickering, determine whether or not to start flickering
// Otherwise, determine whether or not to stop flickering
sbl.InduceTransition(nextState);
}
// Deferred-Add/Delete conditions from the BlackBoard
// Continue flickering
// Add condition: LAST_FLICKER is += Time.deltaTime if still flickering
// Stop flickering
// (Change nothing)
if (flicker)
{
bb.UpdateProperty(sbl.GetKey(), (int)TupleElem.LAST_FLICKER, (float.Parse(properties[(int)TupleElem.LAST_FLICKER]) + Time.deltaTime).ToString());
}
}
}
// Check that the light has flickered for at least minFlickerDuration seconds
private bool HasFlickeredMinTime(SmartBrokenLight sbl, List <string> properties)
{
return(Time.time - float.Parse(properties[(int)TupleElem.START_FLICKER]) < sbl.minFlickerDuration);
}
// Check tht the light has been flickering for flickerDuration seconds
private bool StartFlickerTooLongAgo(SmartBrokenLight sbl, List <string> properties)
{
return(Time.time - float.Parse(properties[(int)TupleElem.START_FLICKER]) > sbl.flickerDuration);
}
// Check that flickering isn't on cooldown
private bool OnCooldown(SmartBrokenLight sbl, List <string> properties)
{
return(Time.time - float.Parse(properties[(int)TupleElem.START_FLICKER]) < sbl.flickerCooldown);
}
// Check that the light hasn't flickered in the past lastFlicker seconds
private bool LastFlickerTooLongAgo(SmartBrokenLight sbl, List <string> properties)
{
return(Time.time - float.Parse(properties[(int)TupleElem.LAST_FLICKER]) > sbl.maxLastFlicker);
}
