void OnCollisionEnter2D(Collision2D collision)
{
// get last collision point with the boat
lastCollisionContactPoint = ((ContactPoint2D[])collision.contacts)[0].point;
// get last collision's transform
Transform lastCollisionTransform = ((ContactPoint2D[])collision.contacts)[0].collider.transform;
// get Ship script if collided with a boat, null otherwise
lastCollisionShip = lastCollisionTransform.GetComponent <ShipDrillableView>();
// check if collided to a dam or bridge
bool isCollisionWithBridgeOrDam = lastCollisionTransform.GetComponent <DamBridgeView>() != null;
// change icon to drill and calculate lastRoundedDiverShipAngle
if (lastCollisionShip != null)
{
// if the ship is not sunk yet
if (!lastCollisionShip.isSunk && lastDispatchedEvent != InventoryModel.Events.ApproachDrillableShip)
{
lastDispatchedEvent = InventoryModel.Events.ApproachDrillableShip;
_inventoryEventFireSignal.Dispatch(lastDispatchedEvent, TouchScreenPosition.zero);
}
// if the ship is sunk
if (lastCollisionShip.isSunk && lastDispatchedEvent != InventoryModel.Events.ApproachSunkShip)
{
lastDispatchedEvent = InventoryModel.Events.ApproachSunkShip;
_inventoryEventFireSignal.Dispatch(lastDispatchedEvent, TouchScreenPosition.zero);
}
}
if (lastCollisionShip != null || isCollisionWithBridgeOrDam)
{
// angle of the vector pointing from the diver to the collision point
lastDiverShipDamOrBridgeAngle =
180 + Mathf.Rad2Deg * Mathf.Atan2(
collision.contacts[0].normal.y,
collision.contacts[0].normal.x);
}
// round the value to 45, 135, etc
//lastRoundedDiverShipAngle = (int) diverShipAngle / 90 % 4 * 90 + 45;
//Debug.Log (diverShipAngle + " " + lastRoundedDiverShipAngle);
}
void OnCollisionEnter2D(Collision2D collision2D)
{
// Assume there are no bombs mounted nearby
InventoryModel.Events e = InventoryModel.Events.ApproachBridgeOrDamWithoutLocalBomb;
// check if any bombs mounted nearby
foreach (Vector2 bombPos in damBridgeModel.bombsMounted)
{
if ((lastCollisionPoint(collision2D) - bombPos).magnitude < Const.minimumTimeBombDistance)
{
e = InventoryModel.Events.ApproachBridgeOrDamWithLocalBomb;
}
}
// check if we have any bombs left to mount
if (damBridgeModel.bombsMounted.Count >= Const.numberOfTimeBombsToMount)
{
e = InventoryModel.Events.ApproachBridgeOrDamWithAllBombs;
}
// handle the collision
handleCollision(e, collision2D);
}
void Update()
{
// if ship is close and space hit start drilling
if (isDrillingGameInputEventReceived && isCloseToBoat())
{
// do not move during drilling
rigidbody2D.isKinematic = true;
// look at the ship
lookTowards2D(lastDiverShipDamOrBridgeAngle);
// drill the ship and request if it's still drillable i.e. not sink
_isDrilling = lastCollisionShip.drill(lastCollisionContactPoint);
// trigger the animator
setAnimationTrigger(getTriggerBasedOnAngle(lastDiverShipDamOrBridgeAngle));
}
// if attempting to drill a patrol boat or something else
else if (isDrillingGameInputEventReceived && !isCloseToBoat())
{
foreach (ShipPatrolProperties s in shipPatrolModel.shipPatrolPropertiesDict.Values)
{
if ((s.cachedPosition - (Vector2)transform.position).magnitude < .5f)
{
_shipPatrolDrilledSignal.Dispatch(s);
_isDrilling = true;
}
}
}
// if mounting a time bomb
else if (playerModel.isMountingTimeBomb)
{
// do not move during drilling
rigidbody2D.isKinematic = true;
// look at the dam or bridge
lookTowards2D(lastDiverShipDamOrBridgeAngle);
// trigger the animator
if (lastDiverShipDamOrBridgeAngle < 90 || 270 < lastDiverShipDamOrBridgeAngle)
{
setAnimationTrigger("BombMountingRightDown");
}
else
{
setAnimationTrigger("BombMountingLeftDown");
}
}
// if finished drilling or in cruising mode
else
{
// start move away from ship
rigidbody2D.isKinematic = false;
// stop playing drill sound as ship does not know when drilling is finished
if (_isDrilling)
{
_isDrilling = false;
}
}
// if boat became far then icon should change
if (!isCloseToBoat() && lastDispatchedEvent != InventoryModel.Events.AbandonShipBridgeOrDam)
{
lastDispatchedEvent = InventoryModel.Events.AbandonShipBridgeOrDam;
_inventoryEventFireSignal.Dispatch(lastDispatchedEvent, TouchScreenPosition.zero);
}
// Rotate diver into velocity direction
if (rigidbody2D.velocity.magnitude > .08)
{
Vector2 lookDirection = (Vector2)(Quaternion.Euler(0, 0, Const.PlayerRotationTrim) * (Vector3)rigidbody2D.velocity);
lookTowards2D(lookDirection);
}
}
void handleCollision(InventoryModel.Events e, Collision2D collision2D)
{
damBridgeModel.lastCollisionTouchScreenPosition = new TouchScreenPosition((Vector2)collision2D.contacts[0].point);
_inventoryEventFireSignal.Dispatch(e, TouchScreenPosition.zero);
}