public static int trySetUpConstraint(int index1, int index2, bool Equality, ref NativeArray <Vector3> constrainedVerts, ref List <DistConstraint> distanceConstraints, ref List <int> edges)
{
DistConstraint constraint = new DistConstraint(index1, index2, constrainedVerts, Equality);
int edgeHash = constraint.GetHashCode();
if (!edges.Contains(edgeHash))
{
distanceConstraints.Add(constraint);
edges.Add(edgeHash);
}
return(distanceConstraints.Count);
}
public static void resolveDistanceConstraints(List <DistConstraint> constraints, ref Vector3[] verts, int iterations = 3, bool randomize = false)
{
//Knuth Shuffle; randomize the order of the constraint resolution
//Trades smoothness for stiffness
if (randomize)
{
for (int t = 0; t < constraints.Count; t++)
{
DistConstraint tmp = constraints[t];
int r = Random.Range(t, constraints.Count);
constraints[t] = constraints[r];
constraints[r] = tmp;
}
}
for (int i = 0; i < iterations; i++)
{
for (int j = 0; j < constraints.Count; j++)
{
constraints[j].ResolveConstraint(ref verts);
}
}
}
