aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

tasks a-s

Browse source
This commit is contained in:
Ingy döt Net 2013-04-10 23:57:08 -07:00
parent 47bf37c096
commit b83f433714
12433 changed files with 156208 additions and 123 deletions
Download patch file Download diff file Expand all files Collapse all files

90
Task/Quaternion-type/C-sharp/quaternion-type-1.cs Normal file
View file

@ -0,0 +1,90 @@
using System;
struct Quaternion : IEquatable<Quaternion>
{
public readonly double A, B, C, D;
public Quaternion(double a, double b, double c, double d)
{
this.A = a;
this.B = b;
this.C = c;
this.D = d;
}
public double Norm()
{
return Math.Sqrt(A * A + B * B + C * C + D * D);
}
public static Quaternion operator -(Quaternion q)
{
return new Quaternion(-q.A, -q.B, -q.C, -q.D);
}
public Quaternion Conjugate()
{
return new Quaternion(A, -B, -C, -D);
}
// implicit conversion takes care of real*quaternion and real+quaternion
public static implicit operator Quaternion(double d)
{
return new Quaternion(d, 0, 0, 0);
}
public static Quaternion operator +(Quaternion q1, Quaternion q2)
{
return new Quaternion(q1.A + q2.A, q1.B + q2.B, q1.C + q2.C, q1.D + q2.D);
}
public static Quaternion operator *(Quaternion q1, Quaternion q2)
{
return new Quaternion(
q1.A * q2.A - q1.B * q2.B - q1.C * q2.C - q1.D * q2.D,
q1.A * q2.B + q1.B * q2.A + q1.C * q2.D - q1.D * q2.C,
q1.A * q2.C - q1.B * q2.D + q1.C * q2.A + q1.D * q2.B,
q1.A * q2.D + q1.B * q2.C - q1.C * q2.B + q1.D * q2.A);
}
public static bool operator ==(Quaternion q1, Quaternion q2)
{
return q1.A == q2.A && q1.B == q2.B && q1.C == q2.C && q1.D == q2.D;
}
public static bool operator !=(Quaternion q1, Quaternion q2)
{
return !(q1 == q2);
}
#region Object Members
public override bool Equals(object obj)
{
if (obj is Quaternion)
return Equals((Quaternion)obj);
return false;
}
public override int GetHashCode()
{
return A.GetHashCode() ^ B.GetHashCode() ^ C.GetHashCode() ^ D.GetHashCode();
}
public override string ToString()
{
return string.Format("Q({0}, {1}, {2}, {3})", A, B, C, D);
}
#endregion
#region IEquatable<Quaternion> Members
public bool Equals(Quaternion other)
{
return other == this;
}
#endregion
}

34
Task/Quaternion-type/C-sharp/quaternion-type-2.cs Normal file
View file

@ -0,0 +1,34 @@
using System;
static class Program
{
static void Main(string[] args)
{
Quaternion q = new Quaternion(1, 2, 3, 4);
Quaternion q1 = new Quaternion(2, 3, 4, 5);
Quaternion q2 = new Quaternion(3, 4, 5, 6);
double r = 7;
Console.WriteLine("q = {0}", q);
Console.WriteLine("q1 = {0}", q1);
Console.WriteLine("q2 = {0}", q2);
Console.WriteLine("r = {0}", r);
Console.WriteLine("q.Norm() = {0}", q.Norm());
Console.WriteLine("q1.Norm() = {0}", q1.Norm());
Console.WriteLine("q2.Norm() = {0}", q2.Norm());
Console.WriteLine("-q = {0}", -q);
Console.WriteLine("q.Conjugate() = {0}", q.Conjugate());
Console.WriteLine("q + r = {0}", q + r);
Console.WriteLine("q1 + q2 = {0}", q1 + q2);
Console.WriteLine("q2 + q1 = {0}", q2 + q1);
Console.WriteLine("q * r = {0}", q * r);
Console.WriteLine("q1 * q2 = {0}", q1 * q2);
Console.WriteLine("q2 * q1 = {0}", q2 * q1);
Console.WriteLine("q1*q2 {0} q2*q1", (q1 * q2) == (q2 * q1) ? "==" : "!=");
}
}