/// <summary>
/// Initializes the particle system.
/// </summary>
public void InitializeParticleSystem(ParticleSettingsComponent particleSettingsComponent)
{
//There should only exist one particleSettingsComponent, so we can safely get the first one from the dict
settings = particleSettingsComponent;
// Allocate the particle array, and fill in the corner fields (which never change).
if (settings != null)
{
particles = new ParticleVertex[settings.MaximumParticles * 4];
for (int i = 0; i < settings.MaximumParticles; i++)
{
particles[i * 4 + 0].Corner = new Vector2(-1, -1);
particles[i * 4 + 1].Corner = new Vector2(1, -1);
particles[i * 4 + 2].Corner = new Vector2(1, 1);
particles[i * 4 + 3].Corner = new Vector2(-1, 1);
}
}
LoadContent();
}
public static Entity NewParticleSettingsEntity(Entity player, int maxParticles, float lifeSpan, string textureName)
{
Entity particles = player;
ParticleSettingsComponent particleSettingsComponent = new ParticleSettingsComponent(particles)
{
AlphaBlendState = BlendState.Additive,
EmitterVelocitySensitivity = 1,
GravityDirection = Vector3.Up,
MaximumParticles = maxParticles,
MaxVelocity = 10,
MinVelocity = 0,
MinColor = new Color(255, 255, 255, 100),
MaxColor = new Color(255, 255, 255, 100),
ParticleLifeSpan = TimeSpan.FromSeconds(lifeSpan),
MaxSize = 100,
MinSize = 100,
TextureName = textureName
};
ComponentManager.Instance.AddComponentToEntity(particles, particleSettingsComponent);
return(particles);
}
