From b7fe2413632c78a1924089443d3a6c34244c98bb Mon Sep 17 00:00:00 2001
From: Emmanuel Christophe <emmanuel.christophe@orfeo-toolbox.org>
Date: Thu, 29 Dec 2011 00:29:44 +0800
Subject: [PATCH] ENH: using the right precision
---
Utilities/otbossimplugins/ossim/otb/Equation.cpp | 15 +++++++--------
1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/Utilities/otbossimplugins/ossim/otb/Equation.cpp b/Utilities/otbossimplugins/ossim/otb/Equation.cpp
index 47cdc7f2ab..217bd757b1 100644
--- a/Utilities/otbossimplugins/ossim/otb/Equation.cpp
+++ b/Utilities/otbossimplugins/ossim/otb/Equation.cpp
@@ -101,16 +101,15 @@ void Equation::Normalisation()
double r;
/*
- * Normalisation par a power of 10
+ * Normalisation by a power of 10
*/
for (int i = 0 ; i < _trueDegree ; i++)
{
- r = abs(_coefficients[i]) ;
- if (r >= Epsilon)
+ float rr = abs(_coefficients[i]) ;
+ if (rr >= Epsilon)
{
- r = log (r) ;
- r = r / log (10.0) ;
- e = ((int)r) / ((int)(_trueDegree - i)) ;
+ rr = log10(rr) ;
+ e = ((int)rr) / ((int)(_trueDegree - i)) ;
if (e > eMax)
eMax = e ;
if (e < eMin)
@@ -125,7 +124,7 @@ void Equation::Normalisation()
{
/* Normalisation of the unknown for big values */
_normalisationType = GreatValues;
- _normalisationCoefficient = pow (10.0, (double)eMax) ;
+ _normalisationCoefficient = pow (10.0, (float)eMax) ;
r = 1.0 ;
for (int i = _trueDegree-1 ; i >= 0 ; i--)
{
@@ -137,7 +136,7 @@ void Equation::Normalisation()
{
/* Normalisation of the unknown for small */
_normalisationType = SmallValues;
- _normalisationCoefficient = pow(10.0,(double)(-eMin)) ;
+ _normalisationCoefficient = pow(10.0,(float)(-eMin)) ;
r = 1.0 ;
for (int i = _trueDegree-1 ; i >= 0 ; i--)
{
--
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