public Particle(Vector2 initialPosition, ParticleTemplate template, Entity owner)
{
_template = template;
_owner = owner;
//Rotation
Rotation = template.GetValue<float>(ParticleValues.InitialRotation);
if ((int)Rotation == -1) Rotation = (float)_rand.NextDouble();
Size = template.GetValue<float>(ParticleValues.InitialSize);
_secondsRemaining = template.GetValue<float>(ParticleValues.LifeTime);
Texture = ResourceManager.GetTexture("particles/" + template.GetValue<string>(ParticleValues.Texture));
Alpha = 1.0f - template.GetValue<float>(ParticleValues.InitialAlpha);
IsCollidable = template.GetValue<bool>(ParticleValues.CanCollide);
Position = initialPosition;
//Sound effect
string spawnSound = template.GetValue<string>(ParticleValues.SoundEffectOnSpawn);
if (spawnSound != null) ResourceManager.PlaySoundEffect(spawnSound);
//camera shake effect
Camera.shake += template.GetValue<int>(ParticleValues.CameraShake);
if (template.GetValue<bool>(ParticleValues.AreaOfEffect))
{
_areaOfEffect = new HashSet<Entity>();
}
}
public static void SpawnProjectile(Entity shooter, ParticleTemplate template)
{
//Don't spawn more particles than the set limit
if (Count() >= MaxParticles || template == null) return;
Particle projectile = new Particle(shooter.Position, template, shooter);
projectile.Rotation = shooter.Rotation;
projectile.Speed = template.GetValue<float>(ParticleValues.Speed);
projectile.Team = shooter.Team;
//Spawn projectile from gun barrel and not unit origin
projectile.X += (float)Math.Cos(shooter.Rotation) * shooter.Width/2;
projectile.Y += (float)Math.Sin(shooter.Rotation) * shooter.Width/2;
//Spawn it and add it last in our list
SpawnList.AddLast(projectile);
}