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);
}
}
}
}
private void PerformAreaDamage(GameObjectVertical obj1, GameObjectVertical obj2)
{
if (obj1 is AreaDamage && obj2 is AreaDamage)
{
return;
}
if (obj1 is AreaDamage)
{
if (((AreaDamage)(obj1)).IsOverlapping((AnimatedGameObject)obj2))
{
CollisionHandlingVerticalShooter.GameObjectsCollision(obj1, obj2);
}
}
else
{
if (((AreaDamage)(obj2)).IsOverlapping((AnimatedGameObject)obj1))
{
CollisionHandlingVerticalShooter.GameObjectsCollision(obj2, obj1);
}
}
}
private Boolean PerformShieldAreaCollision(GameObjectVertical obj1, GameObjectVertical obj2)
{
if (obj1.HasAreaCollision() && obj2.HasAreaCollision())
{
return(false);
}
if (obj1.HasAreaCollision())
{
if (((EnemyShip)obj1).ShieldCanTakeHit(obj2.Damage))
{
if (((AreaShieldCollision)(obj1.AreaCollision)).IsOverlapping((PlayerBullet)obj2))
{
CollisionHandlingVerticalShooter.GameObjectsCollision(obj1.AreaCollision, obj2);
}
}
else
{
return(true);
}
}
else
{
if (((EnemyShip)obj2).ShieldCanTakeHit(obj1.Damage))
{
if (((AreaShieldCollision)(obj2.AreaCollision)).IsOverlapping((PlayerBullet)obj1))
{
CollisionHandlingVerticalShooter.GameObjectsCollision(obj2.AreaCollision, obj1);
}
}
else
{
return(true);
}
}
return(false);
}