public ConcreteEmotionalState()
{
this.emotionPool = new Dictionary <string, ActiveEmotion>();
this.mood = new Mood();
this.appraisalConfiguration = new EmotionalAppraisalConfiguration();
}
/// <summary>
/// Decays the emotion according to the system's time
/// </summary>
/// <returns>the intensity of the emotion after being decayed</returns>
internal void DecayEmotion(EmotionalAppraisalConfiguration configuration, ulong tick)
{
var delta = tick - tickATt0;
double lambda = Math.Log(configuration.HalfLifeDecayConstant) / configuration.EmotionalHalfLifeDecayTime;
float decay = (float)Math.Exp(lambda * this.Decay * delta);
Intensity = intensityATt0 * decay;
}
public void SetMoodValue(float value, EmotionalAppraisalConfiguration config)
{
value = value < -10 ? -10 : (value > 10 ? 10 : value);
if (Math.Abs(value) < config.MinimumMoodValueForInfluencingEmotions)
{
value = 0;
}
this._intensityATt0 = this._intensity = value;
}
/// <summary>
/// Updates the character's mood when a given emotion is "felt" by the character.
/// </summary>
/// <param name="emotion">the ActiveEmotion that will influence the agent's current mood</param>
public void UpdateMood(ActiveEmotion emotion, EmotionalAppraisalConfiguration config, ulong tick)
{
if (!emotion.InfluenceMood)
{
return;
}
this._tickT0 = tick;
float scale = (float)emotion.Valence;
SetMoodValue(this._intensity + scale * (emotion.Intensity * config.EmotionInfluenceOnMoodFactor), config);
}
/// <summary>
/// Decays the mood according to the agent's simulated time
/// </summary>
/// <returns>the mood's intensity after being decayed</returns>
public void DecayMood(EmotionalAppraisalConfiguration config, float tick)
{
if (this._intensityATt0 == 0)
{
this._intensity = 0;
return;
}
var delta = (tick - this._tickT0);
double lambda = Math.Log(config.HalfLifeDecayConstant) / config.MoodHalfLifeDecayTime;
_intensity = (float)(this._intensityATt0 * Math.Exp(lambda * delta));
if (Math.Abs(this._intensity) < config.MinimumMoodValueForInfluencingEmotions)
{
this._intensity = this._intensityATt0 = 0;
this._tickT0 = 0;
}
}
public void SetObjectData(ISerializationData dataHolder, ISerializationContext context)
{
if (emotionPool == null)
{
emotionPool = new Dictionary <string, ActiveEmotion>();
}
else
{
emotionPool.Clear();
}
if (mood == null)
{
mood = new Mood();
}
this.appraisalConfiguration = dataHolder.GetValue <EmotionalAppraisalConfiguration>("AppraisalConfiguration");
if (this.appraisalConfiguration == null)
{
this.appraisalConfiguration = new EmotionalAppraisalConfiguration();
}
mood.SetMoodValue(dataHolder.GetValue <float>("Mood"), this.appraisalConfiguration);
mood.SetTick0Value(dataHolder.GetValue <ulong>("initialTick"));
context.PushContext();
{
context.Context = (ulong)0; //Tick
var emotions = dataHolder.GetValue <ActiveEmotion[]>("EmotionalPool");
foreach (var emotion in emotions)
{
emotionPool.Add(calculateHashString(emotion), emotion);
}
}
context.PopContext();
}