public static SFVec2F xy(float x, float y)
{
var v = new SFVec2F
{
X=x,
Y=y
};
return v;
}
public void ApplyChargeForce(double repulsion, SFVec2F distance)
{
double d;
SFVec2F direction;
SFVec2F force;
d = distance.magnitude() + 0.1; // avoid massive forces at small distances (and divide by zero)
direction = distance.normalise();
force = direction * repulsion / (d * d * 0.5);
ApplyForce(force);
// using coulombs law:
// k*QA*QB
// F = ________
// r^2
}
public void ApplyForce(SFVec2F force)
{
this.Acceleration += (force / this.Mass);
}
public TNode()
{
Children = new List<TNode>();
Acceleration = SFVec2F.Zero;
Point = SFVec2F.Zero;
}
