/// <summary>
///
/// </summary>
private void UpdateInternal()
{
if (_currentTarget != null && CanFireTarget(_currentTarget))
{
FireTarget(_currentTarget);
return;
}
ShooterBehaviour closestTarget = null;
var closestDistance = float.MaxValue;
var targetsToRemove = new List <ShooterBehaviour>();
foreach (var potentialTarget in _potentialTargets)
{
var vec1 = transform.position;
var vec2 = potentialTarget.transform.position;
Vector2 difference = vec2 - vec1;
float sign = (vec2.y < vec1.y) ? -1.0f : 1.0f;
var diffRadians = Mathf.Deg2Rad * Vector2.Angle(Vector2.right, difference) * sign;
var raycastHit = Physics2D.Raycast(_muzzle.position, new Vector2(Mathf.Cos(diffRadians), Mathf.Sin(diffRadians)), _circleCollider.radius, LayerMask.GetMask(SolidLayerName));
if (raycastHit.collider == null)
{
continue;
}
var shooter = raycastHit.collider.GetComponent <ShooterBehaviour>();
if (shooter == potentialTarget)
{
if (raycastHit.distance < closestDistance)
{
closestDistance = raycastHit.distance;
closestTarget = shooter;
}
}
else
{
targetsToRemove.Add(potentialTarget);
}
}
foreach (var targetToRemove in targetsToRemove)
{
_potentialTargets.Remove(targetToRemove);
}
if (closestTarget)
{
_currentTarget = closestTarget;
FireTarget(closestTarget);
}
}
/// <summary>
///
/// </summary>
/// <param name="target"></param>
/// <returns></returns>
private bool CanFireTarget(ShooterBehaviour target)
{
var vec1 = transform.position;
var vec2 = target.transform.position;
Vector2 difference = vec2 - vec1;
float sign = (vec2.y < vec1.y) ? -1.0f : 1.0f;
var diffRadians = Mathf.Deg2Rad * Vector2.Angle(Vector2.right, difference) * sign;
var raycastHit = Physics2D.Raycast(_muzzle.position, new Vector2(Mathf.Cos(diffRadians), Mathf.Sin(diffRadians)), _circleCollider.radius, LayerMask.GetMask(SolidLayerName));
var character = raycastHit.collider.GetComponent <Character>();
return(character == target);
}
/// <summary>
///
/// </summary>
/// <param name="target"></param>
private void FireTarget(ShooterBehaviour target)
{
var vec1 = transform.position;
var vec2 = target.transform.position;
Vector2 difference = vec2 - vec1;
float sign = (vec2.y < vec1.y) ? -1.0f : 1.0f;
var diffRadians = Mathf.Deg2Rad * Vector2.Angle(Vector2.right, difference) * sign;
targetOrientation = new Vector2(Mathf.Cos(diffRadians), Mathf.Sin(diffRadians));
_weapon.transform.localRotation = Quaternion.Euler(targetOrientation);
//_weapon.SetTargetOrientation(targetOrientation);
_weapon.Trigger();
}
/// <summary>
///
/// </summary>
private void Update()
{
if (_elapsedSinceStart < StartTime)
{
_elapsedSinceStart += GameplayStatics.gameDeltaTime;
return;
}
_elapsedSinceLastFire += GameplayStatics.gameDeltaTime;
_elapsedSinceLastDash += GameplayStatics.gameDeltaTime;
_elapsedSinceLastRaycast += GameplayStatics.gameDeltaTime;
if (_elapsedSinceLastFire < _intervalBetweenFires && _elapsedSinceLastDash < _intervalBetweenDashes)
{
return;
}
if (_currentTarget != null)
{
var shouldShoot = _elapsedSinceLastRaycast < IntervalBetweenRaycasts;
RaycastHit2D raycastHit = default;
if (!shouldShoot)
{
var difference = (_currentTarget.transform.position - _character.transform.position).normalized;
raycastHit = Physics2D.Raycast(_character.transform.position + difference * GameConstants.HalfTileSize, difference, _circleCollider.radius, LayerMask.GetMask("Character", "Solid"));
shouldShoot = raycastHit.collider != null;
}
if (shouldShoot)
{
targetOrientation = (_currentTarget.transform.position - _character.transform.position).normalized;
var canShoot = true;
var weapon = _character.currentEquippable as HeatBasedWeaponEquippable;
if (weapon != null && weapon.isOverheating)
{
canShoot = false;
}
if (canShoot)
{
var shootRandGo = _shootOdds;
if (_elapsedSinceLastFire > _intervalBetweenFires && Random.Range(0.0f, 1.0f) <= shootRandGo)
{
_character.Action(CharacterAction.Fire);
_elapsedSinceLastFire = 0.0f;
}
}
else if (raycastHit.distance <= DashDistance && _elapsedSinceLastDash > _intervalBetweenDashes)
{
var dashRandGo = _characterDashOdds;
if (_currentTarget.GetComponent <BreakableConstruct>() != null)
{
dashRandGo = ConstructDashOdds;
}
if (Random.Range(0.0f, 1.0f) <= dashRandGo)
{
_character.Action(CharacterAction.Dash);
_elapsedSinceLastDash = 0.0f;
}
}
return;
}
}
if (_elapsedSinceLastRaycast < IntervalBetweenRaycasts)
{
return;
}
ShooterBehaviour closestTarget = null;
var closestDistance = float.MaxValue;
foreach (var potentialTarget in _potentialTargets)
{
if (potentialTarget == null)
{
continue;
}
var difference = (potentialTarget.transform.position - _character.transform.position).normalized;
var raycastHit = Physics2D.Raycast(_character.transform.position + difference * GameConstants.HalfTileSize, difference, _circleCollider.radius, LayerMask.GetMask("Character", "Solid"));
if (raycastHit.collider != null && raycastHit.collider.GetComponent <ShooterBehaviour>() == potentialTarget)
{
var shooterCharacter = potentialTarget as Character;
if (shooterCharacter != null)
{
if (shooterCharacter.gameplayState == CharacterGameplayState.Dead ||
shooterCharacter.isInvincible)
{
continue;
}
}
if (raycastHit.distance < closestDistance)
{
closestDistance = raycastHit.distance;
closestTarget = potentialTarget;
}
}
}
_currentTarget = closestTarget;
if (_currentTarget != null)
{
targetOrientation = (closestTarget.transform.position - _character.transform.position).normalized;
}
_elapsedSinceLastRaycast = 0.0f;
}