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MPI Distrib exp: use of eoRng instead of eoUniformGenerator

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This commit is contained in:
Benjamin BOUVIER 2012-09-07 11:04:12 -04:00
commit b4650e040c
1 changed files with 4 additions and 23 deletions
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27
eo/test/mpi/t-mpi-distrib-exp.cpp
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@ -111,42 +111,23 @@ class NormalDistribution : public Distribution
// empty // empty
} }
~NormalDistribution()
{
if( _rng )
{
delete _rng;
}
}
void make_parser( eoParser & parser ) void make_parser( eoParser & parser )
{ {
_active = parser.createParam( false, "normal", "Normal distribution", '\0', "Normal").value(); _active = parser.createParam( false, "normal", "Normal distribution", '\0', "Normal").value();
_mean = parser.createParam( 0.0, "normal-mean", "Mean for the normal distribution (0 by default), in ms.", '\0', "Normal").value(); _mean = parser.createParam( 0.0, "normal-mean", "Mean for the normal distribution (0 by default), in ms.", '\0', "Normal").value();
double _stddev = parser.createParam( 1.0, "normal-stddev", "Standard deviation for the normal distribution (1ms by default), 0 isn't acceptable.", '\0', "Normal").value(); _stddev = parser.createParam( 1.0, "normal-stddev", "Standard deviation for the normal distribution (1ms by default), 0 isn't acceptable.", '\0', "Normal").value();
if( _active )
{
_rng = new eoNormalGenerator<double>( _stddev );
}
} }
int next_element() int next_element()
{ {
int next = std::floor( _mean + (*_rng)() ); return std::floor( _rng.normal( _mean, _stddev ) );
if( next < 0 )
{
next = 0;
}
return next;
} }
protected: protected:
eoNormalGenerator<double> * _rng; eoRng _rng;
double _mean; double _mean;
double _stddev;
} normalDistribution; } normalDistribution;
int main( int argc, char** argv ) int main( int argc, char** argv )