public static OBMol addmol(OBMol source, OBMol dest)
{
//combines two OBMols into one molecule
// this is designed to do the same thing as the += operator in mol.cpp, in other words this implements functionality present in openbabel, but not in the C# api
dest.BeginModify();
uint prevatms = dest.NumAtoms();
uint nextatms = source.NumAtoms();
// First, handle atoms and bonds
foreach (OBAtom atom in source.Atoms())
{
atom.SetId(0); ////Need to remove ID which relates to source mol rather than this mol// But in the C++ it had a NoId thing I couldn't figure out
dest.AddAtom(atom);
//var foooo = dest.Atoms ();
}
//writeatominfotoscreen (dest);
foreach (OBBond bond in source.Bonds())
{
bond.SetId(0);
dest.AddBond((int)(bond.GetBeginAtomIdx() + prevatms), (int)(bond.GetEndAtomIdx() + prevatms),
(int)bond.GetBO(), (int)bond.GetFlags());
}
//don't really understand what they mean by residues
//I think it's an amino acid or nucleotide so you can build up proteins and stuff?
//don't think I'm going to use them either, but it might be useful
foreach (OBResidue residue in source.Residues())
{
OBResidue newres = new OBResidue();
dest.AddResidue(newres);
OBResidueAtomIter ai = new OBResidueAtomIter(residue);
//dammit why didn't they implement a residue.atoms sort of thing? I don't want to play with enumerators
////#define FOR_ATOMS_OF_RESIDUE(a,r) for( OBResidueAtomIter a(r); a; ++a )
while (ai.MoveNext())
{
OBAtom resatom = new OBAtom();
resatom = ai.Current;
// This is the equivalent atom in our combined molecule
OBAtom atom = dest.GetAtom((int)(resatom.GetIdx() + prevatms));
// So we add this to the last-added residue
// (i.e., what we just copied)
//[dest.NumResidues () - 1]
var res = dest.Residues().GetEnumerator();
while (!res.MoveNext())
{
} //move to the last residue
res.Current.AddAtom(atom);
//var item = dest.Cast<RMSRequestProcessor.RMSMedia> ().ElementAt (1);
}
//for(OBAtom resatom in )
}
dest.EndModify();
return(dest);
}