/// <summary>
/// Initialize the rocket projectile to it's default gameplay states.
/// </summary>
public override void Initialize()
{
if (!active)
{
// get and play the rocket-flying sound effect
AudioManager.PlaySoundEffect("rocket", true, out rocketSound);
// start the rocket-trail effect
if (ParticleEffectManager != null)
{
rocketTrailEffect = ParticleEffectManager.SpawnEffect(
ParticleEffectType.RocketTrail, this);
}
}
base.Initialize();
}
/// <summary>
/// Register a new type of particle effect with the manager.
/// </summary>
/// <param name="effectType">The enumeration associated with this type.</param>
/// <param name="filename">The path to the XML file to be deserialized.</param>
/// <param name="initialCount">How many of these to pre-create.</param>
public void RegisterParticleEffect(ParticleEffectType effectType,
string filename, int initialCount)
{
if (!particleEffectCache.ContainsKey(effectType))
{
string filepath = Path.Combine(contentManager.RootDirectory, filename);
ParticleEffect particleEffect = ParticleEffect.Load(filepath);
particleEffect.Initialize(contentManager);
particleEffect.Stop(true);
particleEffectCache.Add(effectType, new List <ParticleEffect>());
particleEffectCache[effectType].Add(particleEffect);
for (int i = 1; i < initialCount; i++)
{
ParticleEffect cloneEffect = particleEffect.Clone();
cloneEffect.Initialize(contentManager);
cloneEffect.Stop(true);
particleEffectCache[effectType].Add(cloneEffect);
}
}
}
/// <summary>
/// Spawn a new particle effect at a given location and gameplay object
/// </summary>
/// <param name="effectType">The effect in question.</param>
/// <param name="position">The position of the effect.</param>
/// <param name="actor">The gameplay object.</param>
/// <returns>The new particle effect.</returns>
public ParticleEffect SpawnEffect(ParticleEffectType effectType,
Vector2 position, GameplayObject gameplayObject)
{
ParticleEffect particleEffect = null;
if (particleEffectCache.ContainsKey(effectType) == true)
{
List <ParticleEffect> availableSystems = particleEffectCache[effectType];
for (int i = 0; i < availableSystems.Count; ++i)
{
if (availableSystems[i].Active == false)
{
particleEffect = availableSystems[i];
break;
}
}
if (particleEffect == null)
{
particleEffect = availableSystems[0].Clone();
particleEffect.Initialize(contentManager);
availableSystems.Add(particleEffect);
}
}
if (particleEffect != null)
{
particleEffect.Reset();
particleEffect.GameplayObject = gameplayObject;
particleEffect.Position = position;
activeParticleEffects.Add(particleEffect);
}
return(particleEffect);
}