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ranlxd random generator

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This commit is contained in:
Antonin Portelli
2014-02-10 16:01:39 +00:00
parent 84d063edf0
commit 74c11a1da3
12 changed files with 931 additions and 10 deletions
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7
examples/Makefile.am
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@ -18,7 +18,8 @@ noinst_PROGRAMS = \
exCompiledDoubleFunction\
exMat \
exMathInterpreter \
exPlot
exPlot \
exRand
exCompiledDoubleFunction_SOURCES = exCompiledDoubleFunction.cpp
exCompiledDoubleFunction_CFLAGS = -g -O2
@ -36,4 +37,8 @@ exPlot_SOURCES = exPlot.cpp
exPlot_CFLAGS = -g -O2
exPlot_LDFLAGS = -L../latan/.libs -llatan
exRand_SOURCES = exRand.cpp
exRand_CFLAGS = -g -O2
exRand_LDFLAGS = -L../latan/.libs -llatan
ACLOCAL_AMFLAGS = -I .buildutils/m4

42
examples/exRand.cpp Normal file
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@ -0,0 +1,42 @@
#include <iostream>
#include <latan/Io.hpp>
#include <latan/RandGen.hpp>
using namespace std;
using namespace Latan;
const int seqLength = 25;
const int saveStep = 9;
const string stateFileName = "exRand.seed";
int main(void)
{
RandGen::State state;
RandGen gen[2];
AsciiFile stateFile(stateFileName, File::Mode::write|File::Mode::read);
cout << "- GENERATOR STATE I/O TESTS" << endl;
cout << "-- generating a " << seqLength << " steps random sequence..."
<< endl;
for (int i = 0; i < seqLength; ++i)
{
if (i == saveStep)
{
state = gen[0].getState();
stateFile.save(state, "exRand");
cout << "generator state after step " << saveStep - 1
<< " saved in '" << stateFileName << "'" << endl;
}
cout << "step " << i << "\t: " << gen[0].uniform() <<endl;
}
cout << "-- setting up another generator from '" << stateFileName << "'..."
<< endl;
gen[1].setState(stateFile.read<RandGen::State>("exRand"));
cout << "-- generating a " << seqLength << " steps random sequence..."
<< endl;
for (int i = 0; i < seqLength; ++i)
{
cout << "step " << i << "\t: " << gen[1].uniform() <<endl;
}
return EXIT_SUCCESS;
}