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// ----------------------------------------------------------------------
#include "CLHEP/Random/Randomize.h"
#include "CLHEP/Random/NonRandomEngine.h"
#include "CLHEP/Random/defs.h"
#include <iostream>
#include <iomanip>
#include <vector>
#define CLEAN_OUTPUT
#ifdef CLEAN_OUTPUT
std::ofstream output("testSaveSharedEngines.cout");
#else
std::ostream & output = std::cout;
#endif
// Normally on for routine validation:
#ifdef TURNOFF
#endif
#define TEST_SHARED_ENGINES
// Normally off for routine validation:
#define VERBOSER
#define VERBOSER2
using namespace CLHEP;
// Absolutely Safe Equals Without Registers Screwing Us Up
bool equals01(const std::vector<double> &ab) {
return ab[1]==ab[0];
}
bool equals(double a, double b) {
std::vector<double> ab(2);
ab[0]=a; ab[1]=b;
return (equals01(ab));
}
template <class E, class D1, class D2>
int checkSharingDistributions(D1 & d1, D2 & d2, int n1, int n2) {
int stat = 0;
output << "checkSharingDistribution with: \n"
<< d1.name() << " using " << d1.engine().name() << " and\n"
<< d2.name() << " using " << d2.engine().name() << "\n";
double r=0;
r = d1();
r += d2();
double kv11,kv12,kv13,kv14;
double kv21,kv22,kv23,kv24;
for (int i=0; i<n1; i++) r += d1();
for (int j=0; j<n2; j++) r += d2();
{std::ofstream os ("t1_shared.save"); os << d1.engine() << d1 << d2;}
kv11 = d1();
kv21 = d2();
kv12 = d1();
kv22 = d2();
r += d1() + d2();
// A second capture will test non-cached if first tested cached case:
{std::ofstream os ("t2_shared.save"); os << d1.engine() << d1 << d2;}
kv13 = d1();
kv23 = d2();
kv14 = d1();
kv24 = d2();
#ifdef VERBOSER2
int pr = output.precision(20);
output << "kv11 = " << kv11 <<
" kv21 = " << kv21 << "\n";
output << "kv12 = " << kv12 <<
" kv22 = " << kv22 << "\n";
output << "kv13 = " << kv13 <<
" kv23 = " << kv23 << "\n";
output << "kv14 = " << kv14 <<
" kv24 = " << kv24 << "\n";
output.precision(pr);
#endif
E e;
D1 d1r(e);
D2 d2r(e);
{ std::ifstream is ("t1_shared.save"); is >> e >> d1r >> d2r;}
double k11 = d1r();
double k21 = d2r();
double k12 = d1r();
double k22 = d2r();
{ std::ifstream is ("t2_shared.save"); is >> e >> d1r >> d2r;}
double k13 = d1r();
double k23 = d2r();
double k14 = d1r();
double k24 = d2r();
#ifdef VERBOSER2
pr = output.precision(20);
output << "k11 = " << k11 <<
" k21 = " << k21 << "\n";
output << "k12 = " << k12 <<
" k22 = " << k22 << "\n";
output << "k13 = " << k13 <<
" k23 = " << k23 << "\n";
output << "k14 = " << k14 <<
" k24 = " << k24 << "\n";
output.precision(pr);
#endif
if ( !equals(k11,kv11) || !equals(k21,kv21) ||
!equals(k12,kv12) || !equals(k22,kv22) ||
!equals(k13,kv13) || !equals(k23,kv23) ||
!equals(k14,kv14) || !equals(k24,kv24) ) {
std::cout << "???? Incorrect restored value for distributions "
<< d1.name() << " " << d2.name() << "\n";
#ifdef CLEAN_OUTPUT
output << "???? Incorrect restored value for distributions "
<< d1.name() << " " << d2.name() << "\n";
#endif
stat |= 4096;
}
// if (stat) exit(-1);
return stat;
}
template <class E>
int checkSharing() {
int stat = 0;
E e1(98746);
RandGauss g1(e1,50.0,4.0);
RandPoissonQ p1(e1, 112.0);
RandGauss g2(e1,5.0,44.0);
RandPoissonQ p2(e1, 212.0);
stat |= checkSharingDistributions<E, RandGauss, RandPoissonQ>(g1,p1,5,4);
stat |= checkSharingDistributions<E, RandGauss, RandPoissonQ>(g1,p2,6,6);
stat |= checkSharingDistributions<E, RandGauss, RandPoissonQ>(g2,p1,8,9);
stat |= checkSharingDistributions<E, RandGauss, RandPoissonQ>(g1,p1,7,5);
stat |= checkSharingDistributions<E, RandPoissonQ, RandGauss>(p1,g2,5,4);
stat |= checkSharingDistributions<E, RandPoissonQ, RandGauss>(p2,g1,6,6);
stat |= checkSharingDistributions<E, RandPoissonQ, RandGauss>(p1,g1,8,9);
stat |= checkSharingDistributions<E, RandPoissonQ, RandGauss>(p2,g1,7,5);
return stat;
}
// ---------------------------------------------
// ---------------------------------------------
// ---------------------------------------------
int main() {
int stat = 0;
#ifdef TEST_SHARED_ENGINES
output << "\n=============================================\n";
output << " Part IV \n";
output << "Check behavior when engines are shared \n";
output << "=============================================\n\n";
stat |= checkSharing<DualRand>();
stat |= checkSharing<Hurd160Engine>();
stat |= checkSharing<Hurd288Engine>();
stat |= checkSharing<HepJamesRandom>();
stat |= checkSharing<MTwistEngine>();
stat |= checkSharing<Ranlux64Engine>();
stat |= checkSharing<RanluxEngine>();
stat |= checkSharing<RanshiEngine>();
stat |= checkSharing<TripleRand>();
#endif
output << "\n=============================================\n\n";
if (stat != 0) {
std::cout << "One or more problems detected: stat = " << stat << "\n";
output << "One or more problems detected: stat = " << stat << "\n";
} else {
output << "testSaveSharedEngines passed with no problems detected.\n";
}
if (stat == 0) return 0;
if (stat > 0) return -(stat|1);
return stat|1;
return stat > 0 ? -stat : stat;
}
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