IMP logo
IMP Reference Guide  2.6.0
The Integrative Modeling Platform
UniformPrior.h
Go to the documentation of this file.
1 /**
2  * \file IMP/isd/UniformPrior.h
3  * \brief A restraint on a scale parameter.
4  *
5  * Copyright 2007-2016 IMP Inventors. All rights reserved.
6  *
7  */
8 
9 #ifndef IMPISD_UNIFORM_PRIOR_H
10 #define IMPISD_UNIFORM_PRIOR_H
11 
12 #include "isd_config.h"
13 #include <IMP/SingletonScore.h>
14 #include <IMP/Restraint.h>
15 
16 IMPISD_BEGIN_NAMESPACE
17 
18 //! Uniform distribution with harmonic boundaries
19 
20 class IMPISDEXPORT UniformPrior : public Restraint
21 {
22  Pointer<Particle> p_;
23  Float upperb_;
24  Float lowerb_;
25  Float k_;
26 
27 public:
28  //! Create the restraint.
29  UniformPrior(IMP::Model* m, Particle *p, Float k,
30  Float upperb, Float lowerb, std::string name="UniformPrior%1%");
31 
32  virtual double
33  unprotected_evaluate(IMP::DerivativeAccumulator *accum)
34  const IMP_OVERRIDE;
35  virtual IMP::ModelObjectsTemp do_get_inputs() const IMP_OVERRIDE;
36  IMP_OBJECT_METHODS(UniformPrior);
37 
38  /* call for probability */
39  virtual double get_probability() const
40  {
41  return exp(-unprotected_evaluate(nullptr));
42  }
43 
44 };
45 
46 IMPISD_END_NAMESPACE
47 
48 #endif /* IMPISD_UNIFORM_PRIOR_H */
IMP_OBJECT_METHODS
#define IMP_OBJECT_METHODS(Name)
Define the basic things needed by any Object.
Definition: object_macros.h:25
IMP::isd::UniformPrior
Uniform distribution with harmonic boundaries.
Definition: UniformPrior.h:20
IMP::Pointer
A smart pointer to a reference counted object.
Definition: Pointer.h:87
IMP::Model
Class for storing model, its restraints, constraints, and particles.
Definition: Model.h:72
SingletonScore.h
Define SingletonScore.
IMP::Float
double Float
Basic floating-point value (could be float, double...)
Definition: types.h:20
IMP::Particle
Class to handle individual model particles.
Definition: Particle.h:37
Restraint.h
Abstract base class for all restraints.
IMP::ModelObject::do_get_inputs
virtual ModelObjectsTemp do_get_inputs() const =0
IMP_OVERRIDE
#define IMP_OVERRIDE
Cause a compile error if this method does not override a parent method.
Definition: compiler_macros.h:80
IMP::DerivativeAccumulator
Class for adding derivatives from restraints to the model.
Definition: DerivativeAccumulator.h:25
IMP::Restraint
A restraint is a term in an IMP ScoringFunction.
Definition: Restraint.h:52