public RocketTrails(Game game, ContentManager Content)
{
givenGame = game;
explosionParticles = new Beasty.ParticleSystems.ExplosionParticleSystem(game, Content);
explosionSmokeParticles = new Beasty.ParticleSystems.ExplosionSmokeParticleSystem(game, Content);
projectileTrailParticles = new Beasty.ParticleSystems.ProjectileTrailParticleSystem(game, Content);
//smokePlumeParticles = new Beasty.ParticleSystems.SmokePlumeParticleSystem(game, Content);
//fireParticles = new Beasty.ParticleSystems.FireParticleSystem(game, Content);
// Set the draw order so the explosions and fire
// will appear over the top of the smoke.
smokePlumeParticles.DrawOrder = 10;
explosionSmokeParticles.DrawOrder = 20;
projectileTrailParticles.DrawOrder = 30;
explosionParticles.DrawOrder = 40;
fireParticles.DrawOrder = 50;
// Register the particle system components.
game.Components.Add(explosionParticles);
game.Components.Add(explosionSmokeParticles);
game.Components.Add(projectileTrailParticles);
game.Components.Add(smokePlumeParticles);
game.Components.Add(fireParticles);
}
/// <summary>
/// Constructs a new particle emitter object.
/// </summary>
public ParticleEmitter(ParticleSystem particleSystem,
float particlesPerSecond, Vector3 initialPosition)
{
this.particleSystem = particleSystem;
timeBetweenParticles = 1.0f / particlesPerSecond;
previousPosition = initialPosition;
}
/// <summary>
/// Constructs a new projectile.
/// </summary>
public Projectile(ParticleSystem explosionParticles,
ParticleSystem explosionSmokeParticles,
ParticleSystem projectileTrailParticles)
{
this.explosionParticles = explosionParticles;
this.explosionSmokeParticles = explosionSmokeParticles;
// Start at the origin, firing in a random (but roughly upward) direction.
position = Vector3.Zero;
velocity.X = (float)(random.NextDouble() - 0.5) * sidewaysVelocityRange;
velocity.Y = (float)(random.NextDouble() - 0.5) * verticalVelocityRange;
velocity.Z = (float)(random.NextDouble() + 0.5) * sidewaysVelocityRange;
// Use the particle emitter helper to output our trail particles.
trailEmitter = new ParticleEmitter(projectileTrailParticles,
trailParticlesPerSecond, position);
}