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Chirality.h File Reference
`#include <RDGeneral/export.h>`
`#include <RDGeneral/types.h>`
`#include <GraphMol/Bond.h>`
`#include <boost/dynamic_bitset.hpp>`
`#include <limits>`

Go to the source code of this file.

## Classes

struct | RDKit::Chirality::StereoInfo
struct | RDKit::Chirality::BondWedgingParameters

## Namespaces

namespace | RDKit
| Std stuff.
namespace | RDKit::Chirality
namespace | RDKit::Chirality::detail

## Enumerations

enum class | RDKit::Chirality::StereoType { RDKit::Chirality::Unspecified , RDKit::Chirality::Atom_Tetrahedral , RDKit::Chirality::Atom_SquarePlanar , RDKit::Chirality::Atom_TrigonalBipyramidal , RDKit::Chirality::Atom_Octahedral , RDKit::Chirality::Bond_Double , RDKit::Chirality::Bond_Cumulene_Even , RDKit::Chirality::Bond_Atropisomer }
enum class | RDKit::Chirality::StereoDescriptor { RDKit::Chirality::None , RDKit::Chirality::Tet_CW , RDKit::Chirality::Tet_CCW , RDKit::Chirality::Bond_Cis , RDKit::Chirality::Bond_Trans }
enum class | RDKit::Chirality::StereoSpecified { RDKit::Chirality::Unspecified , RDKit::Chirality::Specified , RDKit::Chirality::Unknown }

## Functions

RDKIT_GRAPHMOL_EXPORT void | RDKit::Chirality::setAllowNontetrahedralChirality (bool val)
RDKIT_GRAPHMOL_EXPORT bool | RDKit::Chirality::getAllowNontetrahedralChirality ()
RDKIT_GRAPHMOL_EXPORT void | RDKit::Chirality::setUseLegacyStereoPerception (bool val)
RDKIT_GRAPHMOL_EXPORT bool | RDKit::Chirality::getUseLegacyStereoPerception ()
RDKIT_GRAPHMOL_EXPORT std::vector< StereoInfo > | RDKit::Chirality::findPotentialStereo (ROMol &mol, bool cleanIt, bool flagPossible=true)
| identifies potential stereoatoms and stereobonds in a molecule
RDKIT_GRAPHMOL_EXPORT std::vector< StereoInfo > | RDKit::Chirality::findPotentialStereo (const ROMol &mol)
| overload
RDKIT_GRAPHMOL_EXPORT void | RDKit::Chirality::cleanupStereoGroups (ROMol &mol)
| removes atoms without specified chirality from stereo groups
RDKIT_GRAPHMOL_EXPORT void | RDKit::Chirality::assignLegacyCIPLabels (ROMol &mol, bool flagPossibleStereoCenters=false)
| calls the approximate legacy code for assigning CIP labels
RDKIT_GRAPHMOL_EXPORT INT_VECT | RDKit::Chirality::findStereoAtoms (const Bond *bond)
RDKIT_GRAPHMOL_EXPORT std::ostream & | RDKit::Chirality::operator<< (std::ostream &oss, const StereoSpecified &s)
RDKIT_GRAPHMOL_EXPORT std::ostream & | RDKit::Chirality::operator<< (std::ostream &oss, const StereoType &s)
RDKIT_GRAPHMOL_EXPORT Bond::BondDir | RDKit::Chirality::detail::determineBondWedgeState (const Bond *bond, unsigned int fromAtomIdx, const Conformer *conf)
RDKIT_GRAPHMOL_EXPORT Bond::BondDir | RDKit::Chirality::detail::determineBondWedgeState (const Bond *bond, const INT_MAP_INT &wedgeBonds, const Conformer *conf)
RDKIT_GRAPHMOL_EXPORT std::pair< bool, INT_VECT > | RDKit::Chirality::detail::countChiralNbrs (const ROMol &mol, int noNbrs)
RDKIT_GRAPHMOL_EXPORT int | RDKit::Chirality::detail::pickBondToWedge (const Atom *atom, const ROMol &mol, const INT_VECT &nChiralNbrs, const INT_MAP_INT &resSoFar, int noNbrs)
RDKIT_GRAPHMOL_EXPORT void | RDKit::Chirality::detail::setStereoanyFromSquiggleBond (ROMol &mol, Bond *bond, Bond::BondStereo stereo=Bond::STEREOANY)
RDKIT_GRAPHMOL_EXPORT INT_MAP_INT | RDKit::Chirality::pickBondsToWedge (const ROMol &mol, const BondWedgingParameters *params=nullptr)
RDKIT_GRAPHMOL_EXPORT void | RDKit::Chirality::wedgeMolBonds (ROMol &mol, const Conformer *conf=nullptr, const BondWedgingParameters *params=nullptr)
RDKIT_GRAPHMOL_EXPORT void | RDKit::Chirality::wedgeBond (Bond *bond, unsigned int fromAtomIdx, const Conformer *conf)
RDKIT_GRAPHMOL_EXPORT bool | RDKit::Chirality::canBeStereoBond (const Bond *bond)
| Returns whether or not a bond is a candidate for bond stereo.
RDKIT_GRAPHMOL_EXPORT bool | RDKit::Chirality::shouldBeACrossedBond (const Bond *bond)
| Returns true for double bonds which should be shown as a crossed bonds.
RDKIT_GRAPHMOL_EXPORT void | RDKit::Chirality::reapplyMolBlockWedging (ROMol &mol)
| Clears existing bond wedging and forces use of atom wedging from MolBlock.
RDKIT_GRAPHMOL_EXPORT void | RDKit::Chirality::clearMolBlockWedgingInfo (ROMol &mol)
| Remove MolBlock bond wedging information from molecule.
RDKIT_GRAPHMOL_EXPORT void | RDKit::Chirality::invertMolBlockWedgingInfo (ROMol &mol)
| Invert bond wedging information read from a mol block (if present).
Non-tetrahedral stereochemistry
RDKIT_GRAPHMOL_EXPORT bool | RDKit::Chirality::hasNonTetrahedralStereo (const Atom *center)
RDKIT_GRAPHMOL_EXPORT Bond * | RDKit::Chirality::getChiralAcrossBond (const Atom *center, const Bond *qry)
RDKIT_GRAPHMOL_EXPORT Bond * | RDKit::Chirality::getChiralAcrossBond (const Atom *center, const Atom *qry)
RDKIT_GRAPHMOL_EXPORT Atom * | RDKit::Chirality::getChiralAcrossAtom (const Atom *center, const Bond *qry)
RDKIT_GRAPHMOL_EXPORT Atom * | RDKit::Chirality::getChiralAcrossAtom (const Atom *center, const Atom *qry)
RDKIT_GRAPHMOL_EXPORT Bond * | RDKit::Chirality::getTrigonalBipyramidalAxialBond (const Atom *center, int which=0)
RDKIT_GRAPHMOL_EXPORT Atom * | RDKit::Chirality::getTrigonalBipyramidalAxialAtom (const Atom *center, int which=0)
RDKIT_GRAPHMOL_EXPORT int | RDKit::Chirality::isTrigonalBipyramidalAxialBond (const Atom *center, const Bond *qry)
RDKIT_GRAPHMOL_EXPORT int | RDKit::Chirality::isTrigonalBipyramidalAxialAtom (const Atom *center, const Atom *qry)
RDKIT_GRAPHMOL_EXPORT double | RDKit::Chirality::getIdealAngleBetweenLigands (const Atom *center, const Atom *lig1, const Atom *lig2)
RDKIT_GRAPHMOL_EXPORT unsigned int | RDKit::Chirality::getChiralPermutation (const Atom *center, const INT_LIST &probe)

## Variables

constexpr unsigned int | RDKit::Chirality::minRingSizeForDoubleBondStereo = 8
| double bond stereo will be ignored/removed for rings smaller than this:
constexpr auto | RDKit::Chirality::nonTetrahedralStereoEnvVar = "RDK_ENABLE_NONTETRAHEDRAL_STEREO"
constexpr auto | RDKit::Chirality::useLegacyStereoEnvVar = "RDK_USE_LEGACY_STEREO_PERCEPTION"
constexpr bool | RDKit::Chirality::nonTetrahedralStereoDefaultVal
| whether or not nontetrahedral stereo is perceived by default
constexpr bool | RDKit::Chirality::useLegacyStereoDefaultVal
RDKIT_GRAPHMOL_EXPORT bool | RDKit::Chirality::useLegacyStereoPerception