protected ProjectileWeapon(ProjectileWeaponData data, PhysicalUnit owner)
: base(TimeSpan.FromSeconds(1.0 / data.FireRate), owner)
{
_name = data.Name;
_projectilesPerFire = data.ProjectilesPerFire;
_projectileInfo = data.ProjectileInfo;
_spread = data.Spread;
_contactEffect = _projectileInfo.ContactEffect == null ?
ProjectileEffect.NullEffect : new ProjectileEffect(_projectileInfo.ContactEffect);
_proximityEffect = _projectileInfo.ProximityEffect == null ?
ProjectileEffect.NullEffect : new ProjectileEffect(_projectileInfo.ProximityEffect);
_destinationEffect = _projectileInfo.DestinationEffect == null ?
ProjectileEffect.NullEffect : new ProjectileEffect(_projectileInfo.DestinationEffect);
_fireParticleEffect = data.FireParticleEffectName == null ?
null : new ParticleEffect(data.FireParticleEffectName);
float maxProjLife = data.ProjectileInfo.SecondsToLive +
Math.Max((float)_contactEffect.Duration.TotalSeconds, (float)_destinationEffect.Duration.TotalSeconds);
float maxProjectiles = data.FireRate * maxProjLife * data.ProjectilesPerFire;
maxProjectiles = Math.Max(maxProjectiles, _projectilesPerFire);
_projectiles = new Projectile[(int)maxProjectiles + 1];
for (int i = 0; i < _projectiles.Length; i++)
{
_projectiles[i] = new Projectile(data.ProjectileInfo.SpriteName);
}
}
protected ProjectileWeapon(ProjectileWeaponData data, PhysicalUnit owner)
: base(TimeSpan.FromSeconds(1.0 / data.FireRate),
data.MaxAmmo,
data.AmmoConsumption,
owner)
{
_maxProjectiles = data.MaxProjectiles;
_projectiles = new Projectile[_maxProjectiles];
for (int i = 0; i < _maxProjectiles; i++)
{
_projectiles[i] = new Projectile();
_projectiles[i].ProjectileSprite = new Sprite(data.ProjectileSpriteName);
}
_projectileDamage = data.Damage;
_projectileForce = data.ProjectileForce;
_recoilForce = data.Recoil;
_projectileSpeed = data.ProjectileSpeed;
_projectileAcceleration = data.ProjectileAcceleration;
_dissipateOnHit = data.DissipateOnHit;
_projectileSpread = MathHelper.ToRadians(data.ProjectileSpread);
_projectilesPerFire = data.ProjectilesPerFire;
_projectileLife = data.ProjectileLife;
_splashDamage = data.SplashDamage;
_splashRadius = data.SplashRadius;
_splashForce = data.SplashForce;
Sprite projectileSprite = _projectiles[0].ProjectileSprite;
if (projectileSprite.Width <= _splashRadius * 2)
{
_splashScaleRate = (projectileSprite.Width / _splashRadius);
_splashScaleRate /= (float)projectileSprite.FullAnimationTime.TotalSeconds;
}
_hitDetectionRect = new Rectangle(0,0,
(int)(projectileSprite.Width), (int)projectileSprite.Height);
if (data.MovementParticleEffect != null)
_movementParticleEffect = new ParticleEffect(data.MovementParticleEffect);
if (data.SplashParticleEffect != null)
_splashParticleEffect = new ParticleEffect(data.SplashParticleEffect);
}
protected virtual void initializeProjectile(Projectile p, Vector2 fireDirection)
{
p.Active = true;
p.Angle = XnaHelper.RadiansFromVector(fireDirection);
p.LifeLeft = _projectileLife;
p.Position = _owner.Center;
p.Velocity = fireDirection * _projectileSpeed;
p.ProjectileSprite.Reset();
}
protected virtual void applyProjectileHit(Projectile p, PhysicalUnit unit)
{
unit.ApplyForce(p.Velocity / p.Velocity.Length() * _projectileForce);
unit.ApplyDamage(_projectileDamage);
if (_dissipateOnHit)
p.Active = false;
if (_splashRadius > 0)
{
p.ReadyToSplash = true;
p.Velocity = Vector2.Zero;
p.ProjectileSprite.PlayAnimation(1);
}
}
