// 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;
}
}
}
// STATE end -----------------------------------------------
// STATE start ---------------------------------------------
void state_GoToPlayerShip()
{
// START of checking the state change conditions ---------------------
if (obstacle1)
{
activeState = state_AvoidObstacles;
return;
}
if (!playerShip)
{
Debug.Log("GoToPlayerShip ------> ChangeStateTo_PlayerSearch_Or_GoToLastKnownPosition");
ChangeStateTo_PlayerSearch_Or_GoToLastKnownPlayerShipPosition();
return;
}
Vector3 towardsPlayerShipDirection = playerShip.transform.position - transform.position;
towardsPlayerShipDirection.y = 0;
Vector3 playerShipDirection = playerShip.transform.forward;
playerShipDirection.y = 0;
Vector3 shipDirection = transform.forward;
shipDirection.y = 0;
// This check can be performed only if playerShip != null
DetermineInWhichZoneIsOurShip();
ourShipDirectionIsConsistentWithTowardsPlayerShipDirection =
AIHelperFunctions.IsOurShipDirectionConsistentWithTowardsOtherShipDirection(shipDirection, towardsPlayerShipDirection);
if (ourShipIsInParallelZone)
{
if (closeToPlayerShip)
{
activeState = state_SailParallelToPlayerShip;
return;
}
if (!closeToPlayerShip)
{
if (ourShipDirectionIsConsistentWithTowardsPlayerShipDirection)
{
activeState = state_SailParallelToPlayerShip;
return;
}
}
}
if (ourShipIsInZoneBetweenParallelZones)
{
activeState = state_GoToParallelZone;
return;
}
// END of checking the state change conditions---------------
Debug.DrawLine(transform.position, playerShip.transform.position, Color.white, 0.0f, true);
// Taking wind into account
float angleBetweenTowardsPlayerShipDirectionAndWindDirection = Vector3.SignedAngle(towardsPlayerShipDirection, windArea.windDirection, Vector3.up);
if (angleBetweenTowardsPlayerShipDirectionAndWindDirection > 150)
{
towardsPlayerShipDirection = AIHelperFunctions.GetRotatedVector(windArea.windDirection, -150 * Mathf.Deg2Rad);
}
else if (angleBetweenTowardsPlayerShipDirectionAndWindDirection < -150)
{
towardsPlayerShipDirection = AIHelperFunctions.GetRotatedVector(windArea.windDirection, 150 * Mathf.Deg2Rad);
}
enemyBoatController.SetNewShipDirection(towardsPlayerShipDirection);
}
