algebra/utility.h File Reference

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

#include <cmath>
#include <IMP/algebra/algebra_config.h>
#include <IMP/base/exception.h>

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Namespaces
	IMP
	Synonym for IMP::kernel.
	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)
	Compares two values (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 >
T	IMP::algebra::get_constrained (const T x, const T x0, const T xF)
	Constrains 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 2007-2014 IMP Inventors. All rights reserved.

Definition in file algebra/utility.h.