public void Update()
{
AI_Params.PushCharacter(AI_Params.PlayerID, ECharacterType.CharacterTypePlayer, Vector3.zero, Vector3.zero, Vector3.zero, true);
//AI_Params.PushEvent(EEventType.EventTypeActionStarted, AI_Params.PlayerID, AI_Params.UnknownID, EActionCode.ActionCodeAttackLight);
//if (Time.time > 2.0) AI_Params.PushEvent(EEventType.EventTypeGameEnd);
AI_Params.Send(Time.time);
AI_Order order = AI_Orders.GetOrderForCharacter(AI_Params.PlayerID);
if (order != null)
{
Debug.Log("[Game] Order received (id: " + order.CharacterID + ", code: " + order.ActionCode + ").");
}
}
/// <summary>
/// Thinks the orders for AI characters.
/// </summary>
public void ThinkAction()
{
Debug.Assert(this.Characters.ContainsKey(AI_Params.PlayerID), "[AI] Invalid player ID (" + AI_Params.PlayerID + ").");
AI_Character player = this.Characters[AI_Params.PlayerID];
foreach (AI_Character c in this.Characters.Values)
{
if (!c.IsPlayer && c.IsAlive && c.IsIdle)
{
AI_DeepLearningNetwork network;
float[] outputs;
float[] actions = new float[(int)EActionCode.Count];
for (EActionCode code = EActionCode.ActionCodeNoAction; code < EActionCode.Count; code++)
{
actions[(int)code] = 0.0f;
}
for (EActionCode code = EActionCode.ActionCodeNoAction; code < EActionCode.Count; code++)
{
// Action
network = this.Networks_Action[code];
outputs = network.Think(new float[] {
Vector3.Distance(c.Position, player.Position),
Vector3.Angle(c.Direction, player.Position - c.Position),
Vector3.Angle(player.Direction, c.Position - player.Position)
}, network.Variance);
actions[(int)code] = outputs[0];
// Reaction
if (player.CurrentAction != null)
{
network = this.Networks_Reaction[code][player.CurrentAction.ActionCode];
outputs = network.Think(new float[] {
Vector3.Distance(c.Position, player.Position),
Vector3.Angle(c.Direction, player.Position - c.Position),
Vector3.Angle(player.Direction, c.Position - player.Position),
this.LastUpdateTime - player.CurrentAction.CastTime
}, network.Variance);
actions[(int)code] = actions[(int)code] * outputs[0] - outputs[1];
}
else
{
network = this.Networks_Reaction[code][this.Anticipation_ActionCode];
outputs = network.Think(new float[] {
Vector3.Distance(c.Position, player.Position),
Vector3.Angle(c.Direction, player.Position - c.Position),
Vector3.Angle(player.Direction, c.Position - player.Position),
this.LastUpdateTime - this.Anticipation_ActionTime
}, network.Variance);
actions[(int)code] = actions[(int)code] * outputs[0] - outputs[1];
}
}
// Choosing the best action
float best_action_value = 0.0f;
EActionCode best_action_code = EActionCode.ActionCodeNoAction;
for (EActionCode code = EActionCode.ActionCodeNoAction; code < EActionCode.Count; code++)
{
if (best_action_value < actions[(int)code])
{
best_action_value = actions[(int)code];
best_action_code = code;
}
}
// Setting the new order
switch (best_action_code)
{
case EActionCode.ActionCodeAttackLight:
case EActionCode.ActionCodeAttackHeavy:
case EActionCode.ActionCodeGuard:
Debug.Log("[AI] Set order for character " + c.CharacterID + " : " + best_action_code + ".");
AI_Orders.SetOrderForCharacter(c.CharacterID, best_action_code, c.Position, Vector3.Normalize(player.Position - c.Position));
break;
case EActionCode.ActionCodeRoll:
Debug.Log("[AI] Set order for character " + c.CharacterID + " : " + best_action_code + ".");
float left_or_right = (UnityEngine.Random.value >= 0.5) ? 1.0f : -1.0f;
Vector3 direction_player = Vector3.Normalize(player.Position - c.Position);
Vector3 direction_roll = new Vector3(-direction_player.x, direction_player.y, direction_player.z) * left_or_right;
AI_Orders.SetOrderForCharacter(c.CharacterID, best_action_code, c.Position, direction_roll);
break;
case EActionCode.ActionCodeNoAction:
if (Vector3.Distance(player.Position, c.Position) < 100.0f)
{
Debug.Log("[AI] Set order for character " + c.CharacterID + " : " + best_action_code + " (stay in position).");
AI_Orders.SetOrderForCharacter(c.CharacterID, EActionCode.ActionCodeNoAction, c.Position, Vector3.Normalize(player.Position - c.Position));
}
else
{
Debug.Log("[AI] Set order for character " + c.CharacterID + " : " + best_action_code + " (move towards player).");
AI_Orders.SetOrderForCharacter(c.CharacterID, EActionCode.ActionCodeNoAction, player.Position, Vector3.Normalize(player.Position - c.Position));
}
break;
}
}
}
}
