// Distance between this and aB
public double DistBetweenPoints(Vect2D aB)
{
double xd = m_X - aB.m_X;
double yd = m_Y - aB.m_Y;
return(Math.Sqrt(xd * xd + yd * yd));
}
// this = this * aB
public void CoMultTo(Vect2D aB)
{
double Xres, Yres;
Xres = m_X * aB.m_X - m_Y * aB.m_Y;
Yres = m_X * aB.m_Y + m_Y * aB.m_X;
m_X = Xres; m_Y = Yres;
}
// Vector from aP1 to aP2
public static Vect2D Create(Vect2D aP1, Vect2D aP2)
{
Vect2D v1;
v1.m_X = aP2.X - aP1.X;
v1.m_Y = aP2.Y - aP1.Y;
return(v1);
}
public Vect2D Add(Vect2D aVect)
{
Vect2D sum;
sum.m_X = m_X + aVect.m_X;
sum.m_Y = m_Y + aVect.m_Y;
return(sum);
}
// Complex Mult = rot this by aB
public Vect2D CoMult(Vect2D aB)
{
Vect2D v1;
double Xres, Yres;
Xres = m_X * aB.m_X - m_Y * aB.m_Y;
Yres = m_X * aB.m_Y + m_Y * aB.m_X;
v1.m_X = Xres; v1.m_Y = Yres;
return(v1);
}
public double DiffAngle(Vect2D aB)
{
double ang = this.GetPhiGrad() - aB.GetPhiGrad();
double ret;
ret = ang;
if (ang > 180)
{
ret = -360 + ang;
}
if (ang < -180)
{
ret = 360 + ang;
}
return(ret);
}
public static Vect2D Create(double aX, double aY, bool aPolar)
{
Vect2D v = Vect2D.ini;
if (!aPolar)
{
v.m_X = aX; v.m_Y = aY;
}
else
{
// v.m_X = aX * Math.Cos(GRAD_RAD * aY);
// v.m_Y = aX * Math.Sin(GRAD_RAD * aY);
v.SetFrom_R_Phi(aX, aY);
}
return(v);
}
public void Assign(Vect2D aVect)
{
m_X = aVect.m_X; m_Y = aVect.m_Y;
}
// this = this * aB
public void CoMultTo(Vect2D aB)
{
double Xres, Yres;
Xres = m_X * aB.m_X - m_Y * aB.m_Y;
Yres = m_X * aB.m_Y + m_Y * aB.m_X;
m_X = Xres; m_Y = Yres;
}
public double ScalarProd(Vect2D aB)
{
return(m_X * aB.m_X + m_Y * aB.m_Y);
}
// Distance between this and aB
public double DistBetweenPoints(Vect2D aB)
{
double xd = m_X - aB.m_X;
double yd = m_Y - aB.m_Y;
return Math.Sqrt(xd * xd + yd * yd);
}
// this vector with Length aLenght
public Vect2D GetScaledVersion(double aLenght)
{
m_tmp = GetNormalizedVersion();
m_tmp = m_tmp.ScalarMult(aLenght);
return m_tmp;
}
public void SubFrom(Vect2D aVect)
{
m_X = m_X - aVect.m_X;
m_Y = m_Y - aVect.m_Y;
}
// this = this + aVect*aFactor
public void AddTo(Vect2D aVect, double aFactor)
{
m_X = m_X + aVect.m_X * aFactor;
m_Y = m_Y + aVect.m_Y * aFactor;
}
public void SubFrom(Vect2D aVect)
{
m_X = m_X - aVect.m_X;
m_Y = m_Y - aVect.m_Y;
}
// this = this + aVect
public void AddTo(Vect2D aVect)
{
m_X = m_X + aVect.m_X;
m_Y = m_Y + aVect.m_Y;
}
public void Assign(Vect2D aVect)
{
m_X = aVect.m_X; m_Y = aVect.m_Y;
}
// Complex Mult = rot this by aB
public Vect2D CoMult(Vect2D aB)
{
double Xres, Yres;
Xres = m_X * aB.m_X - m_Y * aB.m_Y;
Yres = m_X * aB.m_Y + m_Y * aB.m_X;
m_tmp.m_X = Xres; m_tmp.m_Y = Yres;
return m_tmp;
}
// this = this + aVect*aFactor
public void AddTo(Vect2D aVect, double aFactor)
{
m_X = m_X + aVect.m_X * aFactor;
m_Y = m_Y + aVect.m_Y * aFactor;
}
// this = this + aVect
public void AddTo(Vect2D aVect)
{
m_X = m_X + aVect.m_X;
m_Y = m_Y + aVect.m_Y;
}
public Vect2D Add(Vect2D aVect)
{
m_tmp.m_X = m_X + aVect.m_X;
m_tmp.m_Y = m_Y + aVect.m_Y;
return m_tmp;
}
// Vector from aP1 to aP2
public static Vect2D VectBetweenPoints(Vect2D aP1, Vect2D aP2)
{
m_tmp.X = aP2.X - aP1.X;
m_tmp.Y = aP2.Y - aP1.Y;
return m_tmp;
}