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added Serial RNG - code compiles but not tested!

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This commit is contained in:
ferben 2019-11-07 13:45:38 +00:00
parent 5c23abe507
commit a8f3a111a5
4 changed files with 29 additions and 1 deletions
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10
Hadrons/Environment.cc
View File

@ -84,6 +84,16 @@ GridParallelRNG * Environment::get4dRng(void)
return rng4d_.get();
}
GridSerialRNG * Environment::getSerialRng(void)
{
if (rngSerial_ == nullptr)
{
rngSerial_.reset(new GridSerialRNG());
}
return rngSerial_.get();
}
// general memory management ///////////////////////////////////////////////////
void Environment::addObject(const std::string name, const int moduleAddress)
{

3
Hadrons/Environment.hpp
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@ -74,6 +74,7 @@ public:
typedef std::unique_ptr<GridCartesian> GridPt;
typedef std::unique_ptr<GridRedBlackCartesian> GridRbPt;
typedef std::unique_ptr<GridParallelRNG> RngPt;
typedef std::unique_ptr<GridSerialRNG> SerialRngPt;
enum class Storage {object, cache, temporary};
private:
struct ObjInfo
@ -114,6 +115,7 @@ public:
double getVolume(void) const;
// random number generator
GridParallelRNG * get4dRng(void);
GridSerialRNG * getSerialRng(void);
// general memory management
void addObject(const std::string name,
const int moduleAddress = -1);
@ -183,6 +185,7 @@ private:
unsigned int nd_;
// random number generator
RngPt rng4d_{nullptr};
SerialRngPt rngSerial_{nullptr};
// object store
std::vector<ObjInfo> object_;
std::map<std::string, unsigned int> objectAddress_;

15
Hadrons/Module.cc
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@ -93,3 +93,18 @@ GridParallelRNG & ModuleBase::rng4d(void)
return r;
}
GridSerialRNG & ModuleBase::rngSerial(void)
{
auto &r = *env().getSerialRng();
if (makeSeedString() != seed_)
{
seed_ = makeSeedString();
LOG(Message) << "Seeding Serial RNG " << &r << " with string '"
<< seed_ << "'" << std::endl;
r.SeedUniqueString(seed_);
}
return r;
}

2
Hadrons/Module.hpp
View File

@ -1,7 +1,6 @@
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: Hadrons/Module.hpp
Copyright (C) 2015-2019
@ -196,6 +195,7 @@ protected:
DEFINE_VM_ALIAS;
// RNG seeded from module string
GridParallelRNG &rng4d(void);
GridSerialRNG &rngSerial(void);
private:
std::string makeSeedString(void);
private: