From b14ca4299a3b7816dc9722bb00b9a8c0af4dde6d Mon Sep 17 00:00:00 2001
From: Vadim Pisarevsky <no@email>
Date: Tue, 31 May 2011 15:25:50 +0000
Subject: [PATCH] reverted the floating-point number formatting

---
 modules/core/src/persistence.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/core/src/persistence.cpp b/modules/core/src/persistence.cpp
index 96b3dfeb02..6558b42f00 100644
--- a/modules/core/src/persistence.cpp
+++ b/modules/core/src/persistence.cpp
@@ -775,7 +775,7 @@ icvDoubleToString( char* buf, double value )
             sprintf( buf, "%d.", ivalue );
         else
         {
-            static const char* fmt = "%.17g";
+            static const char* fmt = "%.16e";
             char* ptr = buf;
             sprintf( buf, fmt, value );
             if( *ptr == '+' || *ptr == '-' )
@@ -814,7 +814,7 @@ icvFloatToString( char* buf, float value )
             sprintf( buf, "%d.", ivalue );
         else
         {
-            static const char* fmt = "%.9g";
+            static const char* fmt = "%.8e";
             char* ptr = buf;
             sprintf( buf, fmt, value );
             if( *ptr == '+' || *ptr == '-' )