Chemical Data Processing Library C++ API - Version 1.4.0
XBondingInteractionScore.hpp
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1 /*
2  * XBondingInteractionScore.hpp
3  *
4  * This file is part of the Chemical Data Processing Toolkit
5  *
6  * Copyright (C) 2003 Thomas Seidel <thomas.seidel@univie.ac.at>
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public License
19  * along with this library; see the file COPYING. If not, write to
20  * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21  * Boston, MA 02111-1307, USA.
22  */
23 
29 #ifndef CDPL_PHARM_XBONDINGINTERACTIONSCORE_HPP
30 #define CDPL_PHARM_XBONDINGINTERACTIONSCORE_HPP
31 
32 #include <functional>
33 
34 #include "CDPL/Pharm/APIPrefix.hpp"
36 
37 
38 namespace CDPL
39 {
40 
41  namespace Pharm
42  {
43 
44  class Feature;
45 
52  {
53 
54  public:
56  static constexpr double DEF_MIN_AX_DISTANCE = 1.6;
58  static constexpr double DEF_MAX_AX_DISTANCE = 4.0;
60  static constexpr double DEF_MIN_AXB_ANGLE = 150.0;
62  static constexpr double DEF_MAX_ACC_ANGLE = 35.0;
63 
67  typedef std::shared_ptr<XBondingInteractionScore> SharedPointer;
68 
70  typedef std::function<double(double)> DistanceScoringFunction;
72  typedef std::function<double(double)> AngleScoringFunction;
73 
83  XBondingInteractionScore(bool don_acc, double min_ax_dist = DEF_MIN_AX_DISTANCE, double max_ax_dist = DEF_MAX_AX_DISTANCE,
84  double min_axb_ang = DEF_MIN_AXB_ANGLE, double max_acc_ang = DEF_MAX_ACC_ANGLE);
85 
90  double getMinAXDistance() const;
91 
96  double getMaxAXDistance() const;
97 
102  double getMinAXBAngle() const;
103 
108  double getMaxAcceptorAngle() const;
109 
115 
121 
127 
134  double operator()(const Feature& ftr1, const Feature& ftr2) const;
135 
142  double operator()(const Math::Vector3D& ftr1_pos, const Feature& ftr2) const;
143 
144  private:
145  bool donAccOrder;
146  double minAXDist;
147  double maxAXDist;
148  double minAXBAngle;
149  double maxAccAngle;
150  DistanceScoringFunction distScoringFunc;
151  AngleScoringFunction accAngleScoringFunc;
152  AngleScoringFunction axbAngleScoringFunc;
153  };
154  } // namespace Pharm
155 } // namespace CDPL
156 
157 #endif // CDPL_PHARM_XBONDINGINTERACTIONSCORE_HPP
Definition of class CDPL::Pharm::FeatureInteractionScore.
Definition of the preprocessor macro CDPL_PHARM_API.
#define CDPL_PHARM_API
Tells the compiler/linker which classes, functions and variables are part of the library API.
Abstract base class for scoring functors that quantify the strength of a directional pharmacophore-fe...
Definition: FeatureInteractionScore.hpp:51
Abstract base class representing a single pharmacophore feature within a parent Pharm::Pharmacophore.
Definition: Feature.hpp:48
Pharm::FeatureInteractionScore implementation that scores a halogen-bond donor/acceptor feature pair ...
Definition: XBondingInteractionScore.hpp:52
std::shared_ptr< XBondingInteractionScore > SharedPointer
A reference-counted smart pointer [SHPTR] for dynamically allocated XBondingInteractionScore instance...
Definition: XBondingInteractionScore.hpp:67
void setAXBAngleScoringFunction(const AngleScoringFunction &func)
Specifies the function that maps the acceptor-halogen-bound-atom angle to its score contribution.
double getMaxAXDistance() const
Returns the currently configured maximum halogen-acceptor distance.
double operator()(const Feature &ftr1, const Feature &ftr2) const
Evaluates the halogen-bond interaction score between features ftr1 and ftr2.
double operator()(const Math::Vector3D &ftr1_pos, const Feature &ftr2) const
Evaluates the halogen-bond interaction score with the first feature represented only by its 3D positi...
XBondingInteractionScore(bool don_acc, double min_ax_dist=DEF_MIN_AX_DISTANCE, double max_ax_dist=DEF_MAX_AX_DISTANCE, double min_axb_ang=DEF_MIN_AXB_ANGLE, double max_acc_ang=DEF_MAX_ACC_ANGLE)
Constructs a XBondingInteractionScore functor with the specified scores.
double getMaxAcceptorAngle() const
Returns the currently configured maximum deviation from the acceptor's preferred X-bonding direction.
std::function< double(double)> DistanceScoringFunction
Type of the function mapping a halogen-acceptor distance to its score contribution.
Definition: XBondingInteractionScore.hpp:70
double getMinAXBAngle() const
Returns the currently configured minimum acceptor-halogen-bound-atom angle.
void setAcceptorAngleScoringFunction(const AngleScoringFunction &func)
Specifies the function that maps the acceptor-direction angle to its score contribution.
void setDistanceScoringFunction(const DistanceScoringFunction &func)
Specifies the function that maps the halogen-acceptor distance to its score contribution.
double getMinAXDistance() const
Returns the currently configured minimum halogen-acceptor distance.
std::function< double(double)> AngleScoringFunction
Type of the function mapping a halogen-bond geometry angle to its score contribution.
Definition: XBondingInteractionScore.hpp:72
CVector< double, 3 > Vector3D
Bounded 3 element vector holding floating point values of type double.
Definition: Vector.hpp:2937
The namespace of the Chemical Data Processing Library.