public static Vector3 AggregateAffectorsInfCurve(Vector3 position, List <ParticleAffectorRB> affectors)
{
Vector3 extra = new Vector3();
for (int i = 0; i < affectors.Count; i++)
{
ParticleAffectorRB affector = affectors[i];
if (affector == null)
{
affectors.RemoveAt(i);
i--;
continue;
}
Vector3 delta = affector.transform.position - position;
float distanceSquared = delta.sqrMagnitude;
float minDistanceSquared = affector.influenceStartRadius * affector.influenceStartRadius;
float maxDistanceSquared = (affector.influenceStartRadius + affector.influenceSpan) * (affector.influenceStartRadius + affector.influenceSpan);
if (distanceSquared < maxDistanceSquared && distanceSquared > minDistanceSquared)
{
float distance = Mathf.Sqrt(distanceSquared);
float t = (distance - affector.influenceStartRadius) / affector.influenceSpan;
float pullForce = affector.influence.Evaluate(t) * affector.strength;
Vector3 pull = delta / distance * pullForce; // Optimize with calculated values
extra += pull;
}
}
return(extra);
}
public static Vector3 AggregateAffectors(Vector3 position, float mass, List <ParticleAffectorRB> affectors)
{
Vector3 extra = new Vector3();
for (int i = 0; i < affectors.Count; i++)
{
ParticleAffectorRB affector = affectors[i];
if (affector == null)
{
affectors.RemoveAt(i);
i--;
continue;
}
Vector3 delta = affector.transform.position - position;
float distanceSquared = delta.sqrMagnitude;
extra += delta.normalized * ((mass * affector.gravityPull) / distanceSquared);
}
return(extra);
}
