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IMP Reference Guide  develop.b99932598c,2021/06/14
The Integrative Modeling Platform
algebra/utility.h File Reference

Functions to deal with very common math operations. More...

#include <cmath>
#include <IMP/algebra/algebra_config.h>
#include <IMP/exception.h>
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Go to the source code of this file.

Namespaces

 IMP
 Base functionality and abstract base classes for representation, scoring and sampling.
 
 IMP::algebra
 General purpose algebraic and geometric methods that are expected to be used by a wide variety of IMP modules.
 

Functions

bool IMP::algebra::get_are_almost_equal (const double a, const double b, const double epsilon)
 Compare two values for "almost equal" (intended for doubles) More...
 
double IMP::algebra::get_closer_power_of_2 (double x)
 Closest power of 2 for a number, not necessarily higher. More...
 
template<typename T >
IMP::algebra::get_constrained (const T x, const T x0, const T xF)
 Constrain a value between two given limits. More...
 
float IMP::algebra::get_next_larger_power_of_2 (float x)
 Closest power of 2 that can contain a number x. More...
 
double IMP::algebra::get_next_larger_power_of_2 (double x)
 Closest power of 2 that can contain a number x. More...
 
template<typename T >
int IMP::algebra::get_rounded (const T &x)
 Rounds a number to next integer. More...
 
template<typename T >
int IMP::algebra::get_sign (const T &x)
 Sign of a number. 1 if the number is higher or equal to 0 and -1 otherwise. More...
 
double IMP::algebra::get_squared (double x)
 

Detailed Description

Functions to deal with very common math operations.

Copyright 2007-2021 IMP Inventors. All rights reserved.

Definition in file algebra/utility.h.