// STATE end -----------------------------------------------
// STATE start ---------------------------------------------
void state_MoveRandomly()
{
if (obstacle1)
{
activeState = state_AvoidingObstacle;
return;
}
if (enemyShip)
{
Vector3 playerShipDirection = enemyShip.transform.forward;
playerShipDirection.y = 0;
Vector3 ourShipDirection = transform.forward;
ourShipDirection.y = 0;
float angleBetweenPlayerShipDirectionAndOurShipDirection = Vector3.Angle(playerShipDirection, ourShipDirection);
if (angleBetweenPlayerShipDirectionAndOurShipDirection > 90)
{
angleBetweenPlayerShipDirectionAndOurShipDirection = 180 - angleBetweenPlayerShipDirectionAndOurShipDirection;
}
if ((angleBetweenPlayerShipDirectionAndOurShipDirection <= 5) &&
(AIHelperFunctions.GetDistanceBetweenPerpendicular(this.gameObject, enemyShip) <= 3))
{
activeState = state_Battle;
return;
}
}
//change ship direction periodically
if (Time.time > changeDirectionTime)
{
changeDirectionTime = Time.time + RandomPeriodOfTime();
float currentShipToWindAngle = angleBetweenShipAndWind.GetCurrentShipToWindAngle();
float angle = Random.Range(-45.0f, 45.0f);
Vector3 rotatedVector;
if (currentShipToWindAngle - angle > 150)
{
rotatedVector = AIHelperFunctions.GetRotatedVector(windArea.windDirection, -150 * Mathf.Deg2Rad);
}
else if (currentShipToWindAngle - angle < -150)
{
rotatedVector = AIHelperFunctions.GetRotatedVector(windArea.windDirection, 150 * Mathf.Deg2Rad);
}
else
{
rotatedVector = AIHelperFunctions.GetRotatedVector(transform.forward, angle * Mathf.Deg2Rad);
}
enemyBoatController.SetNewShipDirection(rotatedVector);
}
}
// STATE end -----------------------------------------------
// STATE start ---------------------------------------------
void state_Battle()
{
// START of checking the state change conditions ---------------------
if (obstacle1)
{
activeState = state_AvoidObstacles;
return;
}
if (!playerShip)
{
activeState = state_PlayerSearch;
return;
}
Vector3 playerShipDirection = playerShip.transform.forward;
playerShipDirection.y = 0;
Vector3 ourShipDirection = transform.forward;
ourShipDirection.y = 0;
float angleBetweenPlayerShipDirectionAndOurShipDirection = Vector3.Angle(playerShipDirection, ourShipDirection);
if (angleBetweenPlayerShipDirectionAndOurShipDirection > 90)
{
angleBetweenPlayerShipDirectionAndOurShipDirection = 180 - angleBetweenPlayerShipDirectionAndOurShipDirection;
}
if ((angleBetweenPlayerShipDirectionAndOurShipDirection > 10) ||
(AIHelperFunctions.GetDistanceBetweenPerpendicular(this.gameObject, playerShip) > 3))
{
activeState = state_SailParallelToPlayerShip;
return;
}
// END of checking the state change conditions---------------
Debug.DrawLine(transform.position, playerShip.transform.position, Color.yellow, 0.0f, true);
for (int i = 0; i < cannonsTimeOfNextFire.Length; i++)
{
if (Time.time < cannonsTimeOfNextFire[i])
{
continue;
}
cannonsTimeOfNextFire[i] = Time.time + 4 + Random.Range(0.0f, 1.0f);
Transform cannonTransform = cannons[i].GetComponent <Transform>();
Ray cannonRay = new Ray(cannonTransform.position, cannonTransform.forward);
float fireDistance = maxDistBetweenParallel;
RaycastHit hit;
if (Physics.Raycast(cannonRay, out hit, fireDistance))
{
if (hit.collider.tag == "PlayerShip")
{
StartCoroutine(cannons[i].GetComponent <CannonActions>().FireToOpponentShip(hit.collider.gameObject));
}
}
}
}
// STATE end -----------------------------------------------
// STATE start ---------------------------------------------
void state_SailParallelToPlayerShip()
{
// START of checking the state change conditions ---------------------
if (obstacle1)
{
activeState = state_AvoidObstacles;
return;
}
if (!playerShip)
{
Debug.Log("SailParallelToPlayerShip ------> ChangeStateTo_PlayerSearch_Or_GoToLastKnownPosition");
ChangeStateTo_PlayerSearch_Or_GoToLastKnownPlayerShipPosition();
return;
}
// This check can be performed only if playerShip != null
DetermineInWhichZoneIsOurShip();
if (!ourShipIsInParallelZone && !ourShipIsInZoneBetweenParallelZones)
{
activeState = state_GoToPlayerShip;
return;
}
if (!ourShipIsInParallelZone && ourShipIsInZoneBetweenParallelZones)
{
activeState = state_GoToParallelZone;
return;
}
// END of checking the state change conditions---------------
Vector3 towardsPlayerShipDirection = playerShip.transform.position - transform.position;
Vector3 playerShipDirection = playerShip.transform.forward;
playerShipDirection.y = 0;
Vector3 ourShipDirection = transform.forward;
ourShipDirection.y = 0;
Debug.DrawLine(transform.position, playerShip.transform.position, Color.red, 0.0f, true);
float angleBetweenPlayerShipDirectionAndOurShipDirection = Vector3.Angle(playerShipDirection, ourShipDirection);
if (angleBetweenPlayerShipDirectionAndOurShipDirection > 90)
{
angleBetweenPlayerShipDirectionAndOurShipDirection = 180 - angleBetweenPlayerShipDirectionAndOurShipDirection;
}
if ((angleBetweenPlayerShipDirectionAndOurShipDirection <= 10) &&
(AIHelperFunctions.GetDistanceBetweenPerpendicular(this.gameObject, playerShip) <= 3))
{
activeState = state_Battle;
return;
}
if (closeToPlayerShip)
{
if (angleBetweenPlayerShipDirectionAndOurShipDirection > 0.5)
{
AIHelperFunctions.SetShipsParallel(ourShip, playerShip, enemyBoatController);
}
}
else //not closeToPlayerShip
{
if (AIHelperFunctions.IsOurShipDirectionConsistentWithTowardsOtherShipDirection(ourShipDirection, towardsPlayerShipDirection))
{
if (angleBetweenPlayerShipDirectionAndOurShipDirection > 0.5)
{
AIHelperFunctions.SetShipsParallel(ourShip, playerShip, enemyBoatController);
}
}
else
{
activeState = state_GoToPlayerShip;
}
}
}
