/// <summary>
/// Returns a random vector which has components within the given interval.
/// </summary>
/// <param name="random"></param>
/// <param name="interval"></param>
/// <returns></returns>
public static Vector3d NextVector3d(this Random random, Intervald interval)
{
return(new Vector3d(
interval.Evaluate(random.NextDouble()),
interval.Evaluate(random.NextDouble()),
interval.Evaluate(random.NextDouble())));
}
/// <summary>
///
/// </summary>
/// <param name="point"></param>
/// <param name="from"></param>
/// <param name="to"></param>
/// <returns></returns>
public static Vector3d Remap(Vector3d point, Interval3d from, Interval3d to)
{
point.X = Intervald.Remap(point.X, from.X, to.X);
point.Y = Intervald.Remap(point.Y, from.Y, to.Y);
point.Y = Intervald.Remap(point.Z, from.Z, to.Z);
return(point);
}
/// <summary>
/// Expands this interval to include another
/// </summary>
/// <param name="other"></param>
public void Include(Intervald other)
{
if (IsDecreasing)
{
IncludeNeg(other.A);
IncludeNeg(other.B);
}
else
{
IncludePos(other.A);
IncludePos(other.B);
}
}
/// <summary>
///
/// </summary>
/// <param name="points"></param>
public Interval2d(IEnumerable <Vector2d> points)
: this()
{
(var x, var y) = points.First();
X = new Intervald(x);
Y = new Intervald(y);
foreach (var p in points.Skip(1))
{
X.IncludePos(p.X);
Y.IncludePos(p.Y);
}
}
/// <summary>
///
/// </summary>
/// <param name="random"></param>
/// <param name="interval"></param>
/// <param name="result"></param>
/// <returns></returns>
public static void NextMatrix3d(this Random random, Intervald interval, out Matrix3d result)
{
result = new Matrix3d(
interval.Evaluate(random.NextDouble()),
interval.Evaluate(random.NextDouble()),
interval.Evaluate(random.NextDouble()),
interval.Evaluate(random.NextDouble()),
interval.Evaluate(random.NextDouble()),
interval.Evaluate(random.NextDouble()),
interval.Evaluate(random.NextDouble()),
interval.Evaluate(random.NextDouble()),
interval.Evaluate(random.NextDouble())
);
}
/// <summary>
/// Returns the union of a and b.
/// </summary>
/// <param name="a"></param>
/// <param name="b"></param>
/// <returns></returns>
public static Intervald Union(Intervald a, Intervald b)
{
a.Include(b.A);
a.Include(b.B);
return(a);
}
/// <summary>
///
/// </summary>
/// <param name="t"></param>
/// <param name="from"></param>
/// <param name="to"></param>
/// <returns></returns>
public static double Remap(double t, Intervald from, Intervald to)
{
return(SlurMath.Remap(t, from.A, from.B, to.A, to.B));
}
/// <summary>
///
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="z"></param>
public void Deconstruct(out Intervald x, out Intervald y, out Intervald z)
{
x = X;
y = Y;
z = Z;
}
/// <summary>
///
/// </summary>
/// <param name="x0"></param>
/// <param name="x1"></param>
/// <param name="y0"></param>
/// <param name="y1"></param>
/// <param name="z0"></param>
/// <param name="z1"></param>
public Interval3d(double x0, double x1, double y0, double y1, double z0, double z1)
{
X = new Intervald(x0, x1);
Y = new Intervald(y0, y1);
Z = new Intervald(z0, z1);
}
/// <summary>
///
/// </summary>
/// <param name="center"></param>
/// <param name="offsetX"></param>
/// <param name="offsetY"></param>
/// <param name="offsetZ"></param>
public Interval3d(Vector3d center, double offsetX, double offsetY, double offsetZ)
{
X = new Intervald(center.X - offsetX, center.X + offsetX);
Y = new Intervald(center.Y - offsetY, center.Y + offsetY);
Z = new Intervald(center.Z - offsetZ, center.Z + offsetZ);
}
/// <summary>
///
/// </summary>
/// <param name="a"></param>
/// <param name="b"></param>
public Interval3d(Vector3d a, Vector3d b)
{
X = new Intervald(a.X, b.X);
Y = new Intervald(a.Y, b.Y);
Z = new Intervald(a.Z, b.Z);
}
/// <summary>
///
/// </summary>
/// <param name="center"></param>
/// <param name="offsetX"></param>
/// <param name="offsetY"></param>
public Interval2d(Vector2d center, double offsetX, double offsetY)
{
X = new Intervald(center.X - offsetX, center.X + offsetX);
Y = new Intervald(center.Y - offsetY, center.Y + offsetY);
}
/// <summary>
///
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
public Interval2d(Intervald x, Intervald y)
{
X = x;
Y = y;
}
/// <summary>
///
/// </summary>
/// <param name="other"></param>
/// <param name="epsilon"></param>
/// <returns></returns>
public bool ApproxEquals(Intervald other, double epsilon = D.ZeroTolerance)
{
return
(SlurMath.ApproxEquals(A, other.A, epsilon) &&
SlurMath.ApproxEquals(B, other.B, epsilon));
}
/// <summary>
/// Returns a random matrix which has components within the given interval.
/// </summary>
/// <param name="random"></param>
/// <param name="interval"></param>
/// <returns></returns>
public static Matrix4d NextMatrix4d(this Random random, Intervald interval)
{
NextMatrix4d(random, interval, out Matrix4d m);
return(m);
}
/// <summary>
///
/// </summary>
/// <param name="ab"></param>
public Interval2d(Vector2d ab)
{
X = new Intervald(ab.X);
Y = new Intervald(ab.Y);
}
/// <summary>
///
/// </summary>
/// <param name="x0"></param>
/// <param name="x1"></param>
/// <param name="y0"></param>
/// <param name="y1"></param>
public Interval2d(double x0, double x1, double y0, double y1)
{
X = new Intervald(x0, x1);
Y = new Intervald(y0, y1);
}
/// <summary>
/// Returns the region of a that is also in b.
/// </summary>
/// <param name="a"></param>
/// <param name="b"></param>
/// <returns></returns>
public static Intervald Intersect(Intervald a, Intervald b)
{
throw new NotImplementedException();
}
/// <summary>
///
/// </summary>
/// <param name="ab"></param>
public Interval3d(Vector3d ab)
{
X = new Intervald(ab.X);
Y = new Intervald(ab.Y);
Z = new Intervald(ab.Z);
}
/// <summary>
/// Returns the region of a that is not in b.
/// </summary>
/// <param name="a"></param>
/// <param name="b"></param>
/// <returns></returns>
public static Intervald Difference(Intervald a, Intervald b)
{
throw new NotImplementedException();
}
/// <summary>
///
/// </summary>
/// <param name="a"></param>
/// <param name="b"></param>
public Interval2d(Vector2d a, Vector2d b)
{
X = new Intervald(a.X, b.X);
Y = new Intervald(a.Y, b.Y);
}
/// <summary>
///
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="z"></param>
public Interval3d(Intervald x, Intervald y, Intervald z)
{
X = x;
Y = y;
Z = z;
}
/// <summary>
///
/// </summary>
/// <param name="point"></param>
/// <param name="from"></param>
/// <param name="to"></param>
/// <returns></returns>
public static Vector2d Remap(Vector2d point, Interval2d from, Interval2d to)
{
point.X = Intervald.Remap(point.X, from.X, to.X);
point.Y = Intervald.Remap(point.Y, from.Y, to.Y);
return(point);
}
