/// <summary>
/// Damage is dealt to the AI and if it isn't already engaging another target, will engage the target that damaged them.
/// </summary>
/// <param name="amount">Damage value</param>
/// <param name="from">The target that dealt the damge</param>
public virtual void TakeDamage(float amount, AbstractCombatPerson from)
{
TakeDamage(amount);
if (CurrentState == ActionState.Dying && from.CurrWeapon.Type == WeaponType.tazer)
{
hasBeenTazed = true;
}
if (CurrentState != ActionState.Dying && !IsTargetAlive())
{
CurrTarget = from;
}
}
/// <summary>
/// Damage is dealt to the AI and if it isn't already engaging another target, will engage the target that damaged them.
/// </summary>
/// <param name="amount">Damage value</param>
/// <param name="from">The target that dealt the damge</param>
public override void TakeDamage(float amount, AbstractCombatPerson from)
{
TakeDamage(amount);
if (CurrentState == ActionState.Dying && from.CurrWeapon.Type == WeaponType.tazer)
{
hasBeenTazed = true;
}
if (CurrentState != ActionState.Dying && !IsTargetAlive() && !IsMoving())
{
if (CheckInRange(from.Trans.position, CurrWeapon.Range))
{
CurrTarget = from;
}
}
}
/// <summary>
/// Runs the logic for the move to target state of th AI, moving till within weapon range of the target
/// </summary>
private void StateCheckMoveToTarget()
{
if (IsTargetAlive())
{
AbstractCombatPerson temp = CurrTarget;
SetDestination(CurrTarget.transform.position);
CurrTarget = temp;
if (CheckInRange(CurrTarget.Trans.position, CurrWeapon.Range) && CheckLineOfSight())
{
SetToAttack();
}
}
else
{
SetToIdle();
}
}
/// <summary>
/// Used by input to set current target.
/// </summary>
/// <param name="target"> The new current target. </param>
public void SetTarget(AbstractCombatPerson target)
{
CurrTarget = target;
}
/// <summary>
/// Checks whether there is a line of sight between this AI and their target
/// </summary>
/// <param name="target"> The target of the line of sight check </param>
/// <param name="normal"> The normal of the cover of this AI </param>
/// <returns> True if there is line of sight </returns>
protected bool CheckLineOfSight(AbstractCombatPerson target, Vector3 normal)
{
Vector3 start = GetSightCheckPosition(trans, normal, CurrCoverType);
Vector3 end = GetSightCheckPosition(target.Trans, target.CoverNormal, target.CurrCoverType);
Vector3 direction = end - start;
direction.Normalize();
float distance = Vector3.Distance(start, end);
Ray ray = new Ray(start, direction);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, distance))
{
if (hit.collider.CompareTag(target.tag))
{
return(true);
}
else if (hit.collider.CompareTag(tag))
{
RaycastHit rehit;
Vector3 hitPoint = hit.point;
float distanceLeft = distance - Vector3.Distance(hitPoint, start) - 0.05f;
int iterations = 0;
while (MissionInput.RaycastThroughObject(hitPoint, direction, distanceLeft, out rehit))
{
if (hit.collider.CompareTag(target.tag))
{
return(true);
}
else if (hit.collider.CompareTag(tag))
{
hitPoint = rehit.point;
distanceLeft = distance - Vector3.Distance(hitPoint, start) - 0.05f;
iterations++;
if (iterations > 50)
{
break;
}
continue;
}
else
{
return(false);
}
}
return(true);
}
else
{
return(false);
}
}
else
{
return(true);
}
}
/// <summary>
/// Checks whether there is a line of sight between this AI and their target
/// </summary>
/// <param name="target"> The target of the line of sight check </param>
/// <returns> True if there is line of sight </returns>
protected bool CheckLineOfSight(AbstractCombatPerson target)
{
return(CheckLineOfSight(target, CoverNormal));
}
/// <summary>
/// Sets the AI values to its attack state and sets its current target.
/// </summary>
/// <param name="enemy"> The new current target. </param>
protected void SetToAttack(AbstractCombatPerson enemy)
{
SetToAttack();
CurrTarget = enemy;
}
/// <summary>
/// Sets the AI values to its moving state and sets its current target.
/// </summary>
/// <param name="enemy"> The new current target. </param>
protected void SetToMoving(AbstractCombatPerson enemy)
{
SetToMoving();
CurrTarget = enemy;
SetDestination(CurrTarget.Trans.position);
}
