/// <summary>
/// Frees the patrol.
/// </summary>
/// <returns><c>true</c>, if patrol was freed, <c>false</c> otherwise.</returns>
/// <param name="ec">Ec.</param>
public virtual bool FreePatrol(AIEntityContext ec)
{
Vector3 vTarget = Vector3.zero;
// get random target point
if (!SceneSupport.GetSingleton().GetRandomPosition(ec.Owner.GetPosition(), Radius, ref vTarget))
return false;
// change to find path state
IAIState curState = Machine.GetCurrentState ();
if (curState.StateID != AITypeID.AI_PATH)
Machine.ChangeState (AITypeID.AI_PATH);
// construct find path event
CmdEvent.AIFindPathEventArgs v = new CmdEvent.AIFindPathEventArgs ();
v.Target = vTarget;
v.MinDistance = ErrorRange;
v.DrawLine = true;
v.LineWidth = 0.05f;
// post the find path event to machine
Machine.PostEvent(
new IEvent(EngineEventType.EVENT_AI, CmdEvent.CMD_LOGIC_AIFINDPATH, v)
);
return true;
}
/// <summary>
/// Follows the target.
/// </summary>
/// <param name="ec">Ec.</param>
public virtual bool FollowTarget(AIEntityContext ec)
{
Vector3 vStart = ec.Owner.GetPosition();
Vector3 vEnd = ec.Leader.GetPosition();
Vector3 vTarget = vStart;
float fError = Distance > 0 ? Distance : Radius;
// If the current is in the following range
float fDistance = Vector3.Distance(vStart, vEnd);
if (fError >= fDistance)
return true;
// If you set the distance, then calculate the point within this range.
if (Distance > 0)
{
List<Vector3>
vPath = new List<Vector3>();
bool bResult = SceneSupport.GetSingleton().FindPath(vStart, vEnd, 0, ref vPath);
if (bResult)
CalcTargetPoint(vPath, ref vEnd, Distance);
}
// if set random radius then get a random position
if (Radius > 0)
SceneSupport.GetSingleton().GetRandomPosition(vEnd, Radius, ref vTarget);
// change to find path state
IAIState curState = Machine.GetCurrentState ();
if (curState.StateID != AITypeID.AI_PATH)
Machine.ChangeState (AITypeID.AI_PATH);
// construct find path event
CmdEvent.AIFindPathEventArgs v = new CmdEvent.AIFindPathEventArgs ();
v.Target = vTarget;
v.MinDistance = ErrorRange;
v.DrawLine = true;
v.LineWidth = 0.05f;
// post the find path event to machine
Machine.PostEvent(
new IEvent(EngineEventType.EVENT_AI, CmdEvent.CMD_LOGIC_AIFINDPATH, v)
);
return true;
}
