public static Vec2 GetRandom()
{
double theta = MathX.TWO_PI * MathX.GetRandom();
Vec2 nv;
nv.x = Math.Sin(theta);
nv.y = Math.Cos(theta);
return(nv);
}
public static Vec3 GetRandom()
{
double theta = MathX.TWO_PI * MathX.GetRandom();
double phi = Math.Acos(MathX.GetRandom(-1, 1));
Vec3 nv;
nv.x = Math.Sin(theta) * Math.Sin(phi);
nv.y = Math.Cos(theta) * Math.Sin(phi);
nv.z = Math.Cos(phi);
return(nv);
}
public static Vec4 GetRandom()
{
//Not even
double theta = MathX.TWO_PI * MathX.GetRandom();
double phi = Math.Acos(MathX.GetRandom(-1, 1));
double rho = Math.Acos(MathX.GetRandom(-1, 1));
Vec4 nv;
nv.x = Math.Sin(theta) * Math.Sin(phi) * Math.Sin(rho);
nv.y = Math.Cos(theta) * Math.Sin(phi) * Math.Sin(rho);
nv.z = Math.Cos(phi) * Math.Sin(rho);
nv.w = Math.Cos(rho);
return(nv);
}
public static Quat GetRandom()
{
double a = MathX.GetRandom(-MathX.TWO_PI, MathX.TWO_PI);
return(FromAngleAxis(a, Vec3.GetRandom()));
}
