IMP
2.4.0
The Integrative Modeling Platform
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Cosine function. More...
#include <IMP/core/Cosine.h>
Cosine function.
This evaluates the function |k| - k cos(nf + a) where k is a force constant, n the periodicity, a the phase, and f the input value. This is most commonly used for dihedral angle restraints, e.g. in the CHARMM force field.
Public Member Functions | |
Cosine (Float force_constant, int periodicity, Float phase) | |
Constructor. More... | |
void | do_show (std::ostream &out) const |
virtual double | evaluate (double feature) const |
Calculate score with respect to the given feature. More... | |
virtual DerivativePair | evaluate_with_derivative (double feature) const |
Calculate score and derivative with respect to the given feature. More... | |
virtual std::string | get_type_name () const |
virtual ::IMP::base::VersionInfo | get_version_info () const |
Get information about the module and version of the object. More... | |
Public Member Functions inherited from IMP::kernel::UnaryFunction | |
UnaryFunction (std::string name="UnaryFunction%1%") | |
Public Member Functions inherited from IMP::base::Object | |
virtual void | clear_caches () |
CheckLevel | get_check_level () const |
LogLevel | get_log_level () const |
void | set_check_level (CheckLevel l) |
void | set_log_level (LogLevel l) |
Set the logging level used in this object. More... | |
void | set_was_used (bool tf) const |
void | show (std::ostream &out=std::cout) const |
const std::string & | get_name () const |
void | set_name (std::string name) |
Additional Inherited Members | |
Protected Member Functions inherited from IMP::base::Object | |
Object (std::string name) | |
Construct an object with the given name. More... | |
virtual void | do_destroy () |
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Calculate score with respect to the given feature.
[in] | feature | Value of feature being tested. |
Reimplemented from IMP::kernel::UnaryFunction.
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Calculate score and derivative with respect to the given feature.
[in] | feature | Value of feature being tested. |
Reimplemented from IMP::kernel::UnaryFunction.
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virtual |
Get information about the module and version of the object.
Reimplemented from IMP::base::Object.