Files
rdkit/Code/GraphMol/MolChemicalFeatures/MolChemicalFeature.cpp
Greg Landrum 699588fe0f Fixes #252
2014-04-25 07:21:10 +02:00

75 lines
2.2 KiB
C++

// $Id$
//
// Copyright (C) 2004-2006 Rational Discovery LLC
//
// @@ All Rights Reserved @@
// This file is part of the RDKit.
// The contents are covered by the terms of the BSD license
// which is included in the file license.txt, found at the root
// of the RDKit source tree.
//
#include <GraphMol/RDKitBase.h>
#include <GraphMol/SmilesParse/SmilesParse.h>
#include "MolChemicalFeature.h"
#include "MolChemicalFeatureDef.h"
namespace RDKit {
const std::string &MolChemicalFeature::getFamily() const {
return dp_def->getFamily(); //return d_family;
};
const std::string &MolChemicalFeature::getType() const {
return dp_def->getType(); //return d_type;
};
void MolChemicalFeature::setActiveConformer(int confId) {
PRECONDITION(dp_mol,"bad molecule");
d_activeConf = confId;
}
RDGeom::Point3D MolChemicalFeature::getPos() const {
return this->getPos(d_activeConf);
}
RDGeom::Point3D MolChemicalFeature::getPos(int confId) const {
PRECONDITION(dp_mol,"bad molecule");
PRECONDITION(dp_mol->getNumConformers(),"molecule has no conformers");
if(confId==-1) confId = (*dp_mol->beginConformers())->getId();
// -------------
// Check to see if we've got the value cached:
PointCacheType::const_iterator cacheIt=d_locs.find(confId);
if(cacheIt != d_locs.end()) {
return cacheIt->second;
}
// --------------
// Nope, we have to figure it out on our own:
RDGeom::Point3D res(0,0,0);
bool setNeg1=false;
if(confId==-1){
setNeg1=true;
}
if(d_atoms.size()==1){
res=dp_mol->getConformer(confId).getAtomPos((*d_atoms.begin())->getIdx());
}else{
PRECONDITION(dp_def,"bad definition");
PRECONDITION(dp_def->getNumWeights()==this->getNumAtoms(),"weight/atom mismatch");
std::vector<double>::const_iterator weightIt=dp_def->beginWeights();
const Conformer &conf=dp_mol->getConformer(confId);
for(AtomPtrContainer::const_iterator atomIt=d_atoms.begin();
atomIt!=d_atoms.end();atomIt++,weightIt++){
const Atom *atom=*atomIt;
RDGeom::Point3D p=conf.getAtomPos(atom->getIdx());
p *= *weightIt;
res += p;
}
}
d_locs[confId]=res;
return res;
}
}