/// <summary>
/// Creates a gravitational field.
/// </summary>
/// <param name="shape">Shape representing the volume of the force field.</param>
/// <param name="origin">Location that entities will be pushed toward.</param>
/// <param name="multiplier">Represents the gravitational constant of the field times the effective mass at the center of the field.</param>
/// <param name="maxAcceleration">Maximum acceleration the field can apply.</param>
public GravitationalField(ForceFieldShape shape, Vector3 origin, float multiplier, float maxAcceleration)
: base(shape)
{
this.Multiplier = multiplier;
this.Origin = origin;
this.MaxAcceleration = maxAcceleration;
}
/// <summary>
/// Constructs a force field.
/// </summary>
/// <param name="shape">Shape to use for the force field.</param>
protected ForceField(ForceFieldShape shape)
{
Shape = shape;
subfunction = new Action <int>(CalculateImpulsesSubfunction);
AllowMultithreading = true;
}