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CoolPropTools.h

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Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
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Ian Bell
2014-06-21 00:00:40 +02:00
parent 35ec080139 4a02014439
commit 1ee68e7a28
1 changed files with 16 additions and 0 deletions
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16
include/CoolPropTools.h
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@@ -4,6 +4,7 @@
#define _CRT_SECURE_NO_WARNINGS
#include "PlatformDetermination.h"
#include "Exceptions.h"
#include <string>
#include <vector>
@@ -235,6 +236,21 @@
};
};
/// Some functions related to testing and comparison of values
bool inline check_abs(double A, double B, double D){
double max = fabs(A);
double min = fabs(B);
if (min>max) {
max = min;
min = fabs(A);
}
if (max>D) return ( ( 1.0-min/max*1e0 ) < D );
else throw CoolProp::ValueError(format("Too small numbers: %f cannot be tested with an accepted error of %f. ",max,D));
};
bool inline check_abs(double A, double B){
return check_abs(A,B,1e5*DBL_EPSILON);
};
template<class T> void normalize_vector(std::vector<T> &x)
{
// Sum up all the elements in the vector