public override Point Fun(Point p)
{
// var p2 = Math.PI * 2.0 / P2;
// var phi = VariationHelper.Phi(p);
// var t3 = phi - p2 * Math.Floor(phi / p2);
// var q = p2 / 2.0;
// var t4 = t3 > q ? t3 : t3 - p2;
// var r = VariationHelper.R(p);
// var k = (P3 * (1.0 / Math.Cos(t4) - 1.0) + P4) / Math.Pow(r, P1);
// return new Point(k * p.X, k * p.Y);
//"power", "sides", "corners", "circle"
var corners = P3;
var circle = P4;
var pow = Math.Pow(VariationHelper.PreSumSq(p), _power);
var preAtanYx = VariationHelper.PreAtanYx(p);
var n3 = preAtanYx - _n2 * Math.Floor(preAtanYx / _n2);
if (n3 > _n2Half)
{
n3 -= _n2;
}
var n4 = (corners * (1.0 / (Math.Cos(n3) + 1.0E-300) - 1.0) + circle) / (pow + 1.0E-300);
return(new Point(W * p.X * n4, W * p.Y * n4));
}
public override Point Fun(Point p)
{
var precalcAtanYx = VariationHelper.PreAtanYx(p);
var n2 = 0.5 * Math.Log(VariationHelper.PreSumSq(p));
var n3 = VariationHelper.TwoPi / P3;
// double n4 = r / power;
// double n5 = i / power;
var n6 = _n4 * precalcAtanYx + _n5 * n2 + n3 * Math.Floor(P3 * VariationHelper.Psi);
var n7 = W * Math.Exp(_n4 * n2 - _n5 * precalcAtanYx);
var sin = Math.Sin(n6);
var x = n7 * Math.Cos(n6);
var y = n7 * sin;
return(new Point(x, y));
}
public override Point Fun(Point p)
{
var precalcAtanYX = VariationHelper.PreAtanYx(p);
var precalcSqrt = VariationHelper.PreSqrt(p);
if (Math.Abs(precalcSqrt) <= VariationHelper.SmallDouble)
{
return(p);
}
var n2 = W * (VariationHelper.Psi - _holes) * Math.Cos(_petals * precalcAtanYX) / precalcSqrt;
var x = n2 * p.X;
var y = n2 * p.Y;
return(new Point(x, y));
}
public override Point Fun(Point p)
{
var precalcAtanYx = VariationHelper.PreAtanYx(p);
var n2 = 0.5 * Math.Log(VariationHelper.PreSumSq(p));
var sin = Math.Sin(P1);
var n3 = 0.5 * (1.0 + Math.Cos(P1));
var n4 = 0.5 * sin;
var n5 = W * Math.Exp(n3 * n2 - n4 * precalcAtanYx);
var n6 = n3 * precalcAtanYx + n4 * n2;
var sin2 = Math.Sin(n6);
var x = n5 * Math.Cos(n6);
var y = n5 * sin2;
return(new Point(x, y));
}
public override Point Fun(Point p)
{
var n2 = 0.0;
for (var i = 0; i < 7; ++i)
{
var n3 = VariationHelper.RandomNext(10) - 5;
if (Math.Abs(n3) >= 3)
{
n3 = 0;
}
n2 += n3;
}
var n4 = n2 * _fixPe;
var x = _denominator * Math.Log(VariationHelper.PreSumSq(p));
var y = W * (VariationHelper.PreAtanYx(p) + n4);
return(new Point(x, y));
}