/// <summary>
/// Initializes a new instance of the <see cref="T:Crystal.EvaluatorBase"/> class.
/// </summary>
/// <param name="ptA">The pt a.</param>
/// <param name="ptB">The pt b.</param>
protected EvaluatorBase(Pointf ptA, Pointf ptB)
{
Initialize(ptA.X, ptA.Y, ptB.X, ptB.Y);
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Crystal.PowerEvaluator"/> class.
/// <see href="https://www.desmos.com/calculator/ok9nse8l3u">Power</see> for an interactive
/// plot.
/// </summary>
/// <param name="ptA">Point a.</param>
/// <param name="ptB">Point b.</param>
/// <param name="power">Power.</param>
public PowerEvaluator(Pointf ptA, Pointf ptB, float power) : base(ptA, ptB)
{
_p = power.Clamp <float>(MinP, MaxP);
Initialize();
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Crystal.SigmoidEvaluator"/> class.
/// <see href="https://www.desmos.com/calculator/u4qmty3ffk">Parametrized Sigmoid</see> for an interactive
/// plot.
/// </summary>
/// <param name="ptA">Point a.</param>
/// <param name="ptB">Point b.</param>
/// <param name="k">K.</param>
public SigmoidEvaluator(Pointf ptA, Pointf ptB, float k) : base(ptA, ptB)
{
_k = k.Clamp <float>(MinK, MaxK);
Initialize();
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Crystal.PowerEvaluator"/> class.
/// <see href="https://www.desmos.com/calculator/ok9nse8l3u">Power</see> for an interactive
/// plot.
/// </summary>
/// <param name="ptA">Point a.</param>
/// <param name="ptB">Point b.</param>
public PowerEvaluator(Pointf ptA, Pointf ptB) : base(ptA, ptB)
{
_p = 2.0f;
Initialize();
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Crystal.SigmoidEvaluator"/> class.
/// <see href="https://www.desmos.com/calculator/u4qmty3ffk">Parametrized Sigmoid</see> for an interactive
/// plot.
/// </summary>
/// <param name="ptA">Point a.</param>
/// <param name="ptB">Point b.</param>
public SigmoidEvaluator(Pointf ptA, Pointf ptB) : base(ptA, ptB)
{
_k = -0.6f;
Initialize();
}