/// <summary>
/// call this method to initialize the swarm
/// </summary>
public void Setup()
{
AbsoluteDrift = 0;
particles = new Particle[initialParticles];
float mean = Random.Range(initialMeanRange.x, initialMeanRange.y);
float stdDev = Random.Range(initialStandardDeviationRange.x, initialStandardDeviationRange.y);
for (int i = 0; i < initialParticles; i++)
{
float normalDistributedRandomNumber = MarsagliaGenerator.Next() * stdDev + mean;
particles[i] = new Particle(normalDistributedRandomNumber);
}
}
/// <summary>
/// this is the prime differential equation for particle movement
/// </summary>
/// <param name="particle"></param>
public void ApplyDrift(Particle particle)
{
particle.X += (particle.X * RelativeDrift * relativeDriftWeight + AbsoluteDrift * absoluteDriftWeight) * Time.deltaTime + diffuse * MarsagliaGenerator.Next() * Time.deltaTime;
}
