public GameObjectVertical FindAimObject()
{
if (ShootObject == null)
{
var targetsWithinRange = GetTargetsWithinRange(SightRange);
if (targetsWithinRange.Count > 0)
{
shootObject = targetsWithinRange[0];
foreach (GameObjectVertical obj in targetsWithinRange)
{
if (MathFunctions.ObjectDistance(this, obj) < MathFunctions.ObjectDistance(this, shootObject))
{
shootObject = obj;
}
}
}
}
else
{
if (!CollisionDetection.IsPointInsideCircle(ShootObject.Position, Position, SightRange))
{
ShootObject = null;
}
}
return(ShootObject);
}
private void CheckCollision(int objectCount)
{
for (int n = 0; n < objectCount; n++)
{
for (int m = n + 1; m < objectCount; m++)
{
GameObjectVertical obj1 = gameObjects[n];
GameObjectVertical obj2 = gameObjects[m];
if (MathFunctions.IsOneOfType <AreaDamage>(obj1, obj2))
{
PerformAreaDamage(obj1, obj2);
}
else if (MathFunctions.IsOneOfType <AreaShieldCollision>(obj1.AreaCollision, obj2.AreaCollision) &&
MathFunctions.IsOneOfType <PlayerBullet>(obj1, obj2))
{
PerformShieldAreaCollision(obj1, obj2);
}
if (obj1.CollisionBounding.Intersects(obj2.CollisionBounding))
{
CollisionHandlingVerticalShooter.GameObjectsCollision(obj1, obj2);
}
}
}
}
public GameObjectVertical FindFollowObject()
{
if (FollowObject == null)
{
List <GameObjectVertical> objectList = Game.stateManager.shooterState.gameObjects;
foreach (String type in FollowObjectTypes)
{
foreach (GameObjectVertical obj in objectList)
{
if (obj.ObjectClass.Equals(type))
{
if (CollisionDetection.IsPointInsideCircle(obj.Position, Position, SightRange))
{
followObject = obj;
}
}
}
}
}
else
{
if (!CollisionDetection.IsPointInsideCircle(FollowObject.Position, Position, SightRange))
{
FollowObject = null;
}
}
return(null);
}
//------------------------
/**
* The functions LocateTarget, FindTargetsWithSameX and CheckYRelation checks if there is a
* suitable target present. A suitable target has the same x-position as the shooting object, and a y-position
* that either is higher or lower depending on the variable "targetingUpwards"
*/
private GameObjectVertical LocateTarget(Vector2 shooterPos)
{
GameObjectVertical newTarget = null;
List <GameObjectVertical> sameXList = FindTargetsWithSameX(shooterPos);
if (sameXList.Count > 0)
{
newTarget = sameXList[0];
foreach (GameObjectVertical obj in sameXList)
{
if (shooterPos.Y - obj.PositionY < shooterPos.Y - newTarget.PositionY)
{
newTarget = obj;
}
}
}
if (newTarget != null)
{
return(newTarget);
}
else
{
return(null);
}
}
private void ClearDeadObjects(int objectCount)
{
for (int n = 0; n < objectCount; n++)
{
GameObjectVertical obj1 = gameObjects[n];
if (obj1.IsKilled || obj1.IsOutside)
{
deadGameObjects.Add(obj1);
if (obj1.IsKilled && obj1 is EnemyShip)
{
currentLevel.LevelLoot += ((EnemyShip)obj1).GetLoot();
currentLevel.enemiesKilled++;
if (obj1.LastHitBy == Tracker.Player &&
!(obj1 is Meteorite))
{
currentLevel.enemiesKilledByPlayer++;
}
}
if ((obj1.IsOutside && obj1 is EnemyShip))
{
currentLevel.enemiesLetThrough++;
}
}
}
for (int n = 0; n < deadGameObjects.Count; n++)
{
gameObjects.Remove(deadGameObjects[n]);
}
deadGameObjects.Clear();
}
private void InflictDamage(GameObjectVertical obj)
{
BeamBullet beamBullet = new BeamBullet(game, spriteSheet);
beamBullet.Damage = damage;
((CombatGameObject)obj).InflictDamage(beamBullet);
}
public override void Update(GameTime gameTime, GameObjectVertical obj)
{
if (!endReached)
{
if (obj.PositionY > 50)
{
if (isLeft)
{
obj.DirectionX = 1f;
}
else
{
obj.DirectionX = -1f;
}
}
}
if (isLeft && obj.PositionX > endX)
{
endReached = true;
obj.DirectionX = 0;
}
else if (!isLeft && obj.PositionX < endX)
{
endReached = true;
obj.DirectionX = 0;
}
}
private void ApplyDamage(GameObjectVertical obj)
{
float damage = ShipInventoryManager.equippedShield.GetShieldDamage(obj) * StatsManager.damageFactor;
float HPdamage = 0;
float shieldDamage = 0;
if (Shield > damage)
{
shieldDamage = damage;
Shield -= shieldDamage;
Game.AddGameObjToShooter(ShieldEffectGenerator.GenerateStandardShieldEffect(Game, spriteSheet, this));
Game.soundEffectsManager.PlaySoundEffect(SoundEffects.ShieldHit);
}
else
{
HPdamage = damage - Shield;
shieldDamage = Shield;
HP -= HPdamage;
Shield = 0;
Game.soundEffectsManager.PlaySoundEffect(obj.getDeathSoundID());
}
if (Level.IsLogging)
{
Level.AddShipDamage(HPdamage);
Level.AddShieldDamage(shieldDamage);
}
}
public override Boolean Activate(PlayerVerticalShooter player, GameTime gameTime)
{
player.SightRange = 300;
GameObjectVertical target = player.FindAimObject();
if (target == null)
{
return(false);
}
Vector2 dir = new Vector2(target.PositionX - player.PositionX, target.PositionY - player.PositionY);
Vector2 scaledDir = MathFunctions.ScaleDirection(dir);
TurretBullet bullet = new TurretBullet(Game, spriteSheet);
bullet.PositionX = player.PositionX;
bullet.PositionY = player.PositionY;
BasicBulletSetup(bullet);
bullet.Direction = scaledDir;
bullet.Speed = speed;
bullet.Damage = damage;
Game.stateManager.shooterState.gameObjects.Add(bullet);
return(true);
}
public void Update(GameTime gameTime, GameObjectVertical shootObject)
{
if (shootObject == null)
{
return;
}
if (shootingMode == ShootingMode.Regular)
{
lastTimeShot += gameTime.ElapsedGameTime.Milliseconds;
if (lastTimeShot >= shootingDelay)
{
isReadyToShoot = true;
lastTimeShot -= shootingDelay;
}
}
else if (shootingMode == ShootingMode.Batches)
{
if (shotsInBatch > 0)
{
lastTimeShot += gameTime.ElapsedGameTime.Milliseconds;
}
else
{
lastBatch += gameTime.ElapsedGameTime.Milliseconds;
}
if (lastBatch > batchDelay)
{
shotsInBatch = batchSize;
lastBatch = 0;
}
if (lastTimeShot >= shootingDelay)
{
shotsInBatch--;
//ShootingPattern(gameTime);
isReadyToShoot = true;
lastTimeShot -= shootingDelay;
}
}
else if (shootingMode == ShootingMode.Single)
{
if (!hasShot)
{
lastTimeShot += gameTime.ElapsedGameTime.Milliseconds;
if (lastTimeShot >= shootingDelay)
{
hasShot = true;
//ShootingPattern(gameTime);
isReadyToShoot = true;
lastTimeShot -= shootingDelay;
}
}
}
}
public virtual void Initialize()
{
bounding = new Rectangle();
followObject = null;
if (ObjectName == null)
{
ObjectName = "";
}
}
public override void Setup(GameObjectVertical obj)
{
obj.FollowObjectTypes.Add("ally");
obj.FollowObjectTypes.Add("player");
if (obj.TurningSpeed == 0)
{
obj.TurningSpeed = 5;
}
}
public override void Update(GameTime gameTime, GameObjectVertical obj)
{
obj.FindFollowObject();
if (obj.FollowObject != null && obj.DisableFollowObject <= 0)
{
obj.Direction = MathFunctions.ChangeDirection(gameTime, obj.Direction, obj.Position, obj.FollowObject.Position, obj.TurningSpeed);
obj.Direction = MathFunctions.ScaleDirection(obj.Direction);
}
}
public override void Setup(GameObjectVertical obj)
{
Vector2 centerDir = new Vector2(0, 1.0f);
double dirRadians = MathFunctions.RadiansFromDir(centerDir);
dirRadians += random.NextDouble() * 3 * Math.PI / 24 - Math.PI / 24;
obj.Direction = MathFunctions.DirFromRadians(dirRadians);
}
public override void InflictDamage(GameObjectVertical obj)
{
if (TempInvincibility > 0)
{
return;
}
OnKilled();
IsKilled = true;
base.InflictDamage(obj);
}
public override void InflictDamage(GameObjectVertical obj)
{
if (TempInvincibility > 0)
{
return;
}
base.OnDamage();
ApplyDamage(obj);
TempInvincibility = CollisionHandlingVerticalShooter.TEMP_INVINCIBILITY;
}
public static Explosion GenerateRandomExplosion(Game1 game, Sprite spriteSheet,
GameObjectVertical source)
{
Explosion tempExplosion = new Explosion(game, spriteSheet);
int nbrParticles = random.Next(8, 16);
float size = source.BoundingWidth + source.BoundingHeight;
tempExplosion.GenerateExplosionParticles(game, spriteSheet, source, nbrParticles, size, randomDir: true);
return(tempExplosion);
}
public override void SetTarget(GameObjectVertical closestEnemy)
{
if (closestEnemy is Meteorite15 ||
closestEnemy is Meteorite20 ||
closestEnemy is Meteorite25 ||
closestEnemy is Meteorite30)
{
return;
}
base.SetTarget(closestEnemy);
}
public override void Update(GameTime gameTime, GameObjectVertical obj)
{
if (obj.PositionY >= stopY && stopTime > 0)
{
stopTime -= gameTime.ElapsedGameTime.Milliseconds;
obj.DirectionY = 0;
}
else
{
obj.DirectionY = 1;
}
}
public static Explosion GenerateFixedExplosion(Game1 game, Sprite spriteSheet,
GameObjectVertical source)
{
Explosion tempExplosion = new Explosion(game, spriteSheet);
int nbrPartices = 8;
float size = source.BoundingWidth / 2;
tempExplosion.GenerateExplosionParticles(game, spriteSheet, source, nbrPartices, size);
return(tempExplosion);
}
public override void Setup(GameObjectVertical obj)
{
zigzagInterval = 0.5f;
zigzagXdir = 0.0f;
if (random.NextDouble() > 0.5)
{
zigzagDirRight = true;
}
else
{
zigzagDirRight = false;
}
}
public override void Setup(GameObjectVertical obj)
{
if (leftToRight)
{
obj.DirectionX = 1f;
}
else
{
obj.DirectionX = -1;
}
obj.DirectionY = 0.2f;
obj.Direction = MathFunctions.ScaleDirection(obj.Direction);
}
public override void InflictDamage(GameObjectVertical obj)
{
Game.stateManager.shooterState.backgroundObjects.Add(
ExplosionGenerator.GenerateBulletExplosion(Game, spriteSheet, this));
if (obj is AreaShieldCollision)
{
HP = 0;
}
else
{
HP -= obj.HP;
}
}
public override void Setup(GameObjectVertical obj)
{
stopY += random.Next((int)stopYVariation) - stopYVariation / 2;
if (!isFullstop)
{
stopTime = 5000;
}
else
{
stopTime = 999999999;
}
currentStopCount = 0;
}
public float GetShieldDamage(GameObjectVertical obj)
{
if (obj is EnemyBullet)
{
return(obj.Damage * bulletDamageFactor);
}
else if (obj is EnemyShip)
{
return(obj.Damage * collisionDamageFactor);
}
else
{
return(obj.Damage);
}
}
private void CheckIfTargetIsClose()
{
GameObjectVertical obj = FindAimObject();
if (obj != null)
{
if (delayIsActivated)
{
isActivated = true;
}
else
{
Explode();
}
}
}
public override void Setup(GameObjectVertical obj)
{
float windowMiddlePos = windowWidth / 2;
if (obj.PositionX < windowMiddlePos)
{
endX = windowMiddlePos + (windowMiddlePos - obj.PositionX);
isLeft = true;
}
else
{
endX = windowMiddlePos - (obj.PositionX - windowMiddlePos);
isLeft = false;
}
endReached = false;
}
public void GenerateAbsoluteExplosion(Game1 game, Sprite spriteSheet, GameObjectVertical source, int nbrPartices, float size,
float speed = 1, int fragmentDur = 1, float fragmentSpeed = 1, bool randomDir = false)
{
Vector2 position = source.Position;
Vector2 direction = source.Direction;
ExplosionParticle[] tempParticleArray = new ExplosionParticle[nbrPartices];
for (int i = 0; i < nbrPartices; i++)
{
tempParticleArray[i] = new ExplosionParticle(game, spriteSheet, position,
direction, speed, size,
randomDir, i, fragmentSpeed, fragmentDur);
}
particleArray = tempParticleArray;
}
public void GenerateExplosionParticles(Game1 game, Sprite spriteSheet, GameObjectVertical source, int nbrPartices, float size,
float speedFactor = 1, float fragmentDurFactor = 1, float dirFactor = 1, bool randomDir = false)
{
Vector2 position = source.Position;
Vector2 direction = source.Direction * dirFactor;
float speed = source.Speed * speedFactor;
ExplosionParticleOverworld[] tempParticleArray = new ExplosionParticleOverworld[nbrPartices];
for (int i = 0; i < nbrPartices; i++)
{
tempParticleArray[i] = new ExplosionParticleOverworld(game, spriteSheet, position,
direction, speed, size,
randomDir, i);
}
particleArray = tempParticleArray;
}
public static GameObjectVertical ReturnClosestObject(GameObjectVertical object1, float range, List <GameObjectVertical> objects)
{
GameObjectVertical tempTarget = null;
float tempDistance = range;
foreach (GameObjectVertical obj in objects)
{
if (MathFunctions.ObjectDistance(object1, obj) < tempDistance &&
MathFunctions.ObjectDistance(object1, obj) < range)
{
tempTarget = obj;
tempDistance = MathFunctions.ObjectDistance(object1, tempTarget);
}
}
return(tempTarget);
}