use eo::log ; warning when returns 0

This commit is contained in:
Johann Dreo 2010-08-17 14:56:33 +02:00
commit ce99bb02f1

View file

@ -4,6 +4,8 @@
// eoHowMany_h.h // eoHowMany_h.h
// Base class for choosing a number of guys to apply something from a popsize // Base class for choosing a number of guys to apply something from a popsize
// (c) Marc Schoenauer, 2000 // (c) Marc Schoenauer, 2000
// (c) Thales group, 2010 (Johann Dréo <johann.dreo@thalesgroup.com>)
/* /*
This library is free software; you can redistribute it and/or This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public modify it under the terms of the GNU Lesser General Public
@ -66,6 +68,8 @@
#include <sstream> #include <sstream>
#include <utils/eoLogger.h>
class eoHowMany : public eoPersistent class eoHowMany : public eoPersistent
{ {
public: public:
@ -90,7 +94,7 @@ public:
rate = 0.0; // just in case, but shoud be unused rate = 0.0; // just in case, but shoud be unused
combien = int(_rate); // negative values are allowed here combien = int(_rate); // negative values are allowed here
if (combien != _rate) if (combien != _rate)
std::cerr << "Warning: Number was rounded in eoHowMany"; eo::log << eo::warnings << "Number was rounded in eoHowMany";
} }
} }
@ -115,7 +119,13 @@ public:
{ {
if (combien == 0) if (combien == 0)
{ {
return (unsigned int) (rate * _size); unsigned int res = static_cast<unsigned int>( std::ceil( rate * _size ) );
if( res == 0 ) {
eo::log << eo::warnings << "Call to a eoHowMany instance returns 0 (rate=" << rate << ", size=" << _size << ")" << std::endl;
}
return res;
} }
if (combien < 0) if (combien < 0)
{ {