protected void applyCoulombsLaw(bool twoD = false)
{
foreach (var n1 in Graph.Nodes)
{
PointFD point1 = GetPoint(n1);
foreach (var n2 in Graph.Nodes)
{
PointFD point2 = GetPoint(n2);
if (point1 != point2)
{
Vector3 d = point1.Position - point2.Position;
float distance = d.magnitude + 0.1f;
Vector3 direction = d.normalized;
if (twoD)
{
direction.z = 0;
}
if (point1.Pinned && point2.Pinned)
{
point1.ApplyForce(direction * 0.0f);
point2.ApplyForce(direction * 0.0f);
}
else if (point1.Pinned)
{
point1.ApplyForce(direction * 0.0f);
//point2.ApplyForce((direction * Repulsion) / (distance * distance * -1.0f));
point2.ApplyForce((direction * Repulsion) / (distance * -1.0f));
}
else if (point2.Pinned)
{
//point1.ApplyForce((direction * Repulsion) / (distance * distance));
point1.ApplyForce((direction * Repulsion) / (distance));
point2.ApplyForce(direction * 0.0f);
}
else
{
// point1.ApplyForce((direction * Repulsion) / (distance * distance * 0.5f));
// point2.ApplyForce((direction * Repulsion) / (distance * distance * -0.5f));
point1.ApplyForce((direction * Repulsion) / (distance * 0.5f));
point2.ApplyForce((direction * Repulsion) / (distance * -0.5f));
}
}
}
}
}
protected void attractToCentre(bool twoD = false)
{
foreach (var n in Graph.Nodes)
{
PointFD point = GetPoint(n);
Vector3 direction = point.Position * -1.0f;
float displacement = direction.magnitude;
direction = direction.normalized;
if (twoD)
{
direction.z = 0;
}
if (!point.Pinned)
{
point.ApplyForce(direction * (Stiffness * displacement * 0.4f));
}
}
}