void AddAtom(PDBAtom atomData)
{
GameObject atom = new GameObject(atomData.elementType.ToString() + atomData.atomNumber, typeof(MetaballNode));
atom.transform.SetParent(root);
atom.transform.localPosition = pointCloudScale * atomData.localPosition;
atom.GetComponent <MetaballNode>().baseRadius = blobSize * MoleculeUtility.SizeForElement(atomData.elementType);
}
void EmitAtom(PDBAtom atomData)
{
ParticleSystem.EmitParams particle = new ParticleSystem.EmitParams();
particle.position = scale * atomData.localPosition;
particle.velocity = Vector3.zero;
particle.startLifetime = Mathf.Infinity;
particle.startColor = palette.ColorForElement(atomData.elementType);
particle.startSize = scale * atomSize * MoleculeUtility.SizeForElement(atomData.elementType);
particle.randomSeed = (uint)atomData.index;
emitter.Emit(particle, 1);
}