random.cpp File Reference

Implementation of classes for random number generators. More...

#include <itpp/base/random.h>
#include <itpp/base/itcompat.h>
#include <itpp/base/math/elem_math.h>

Go to the source code of this file.

Namespaces
namespace	itpp
	itpp namespace

Functions
ActiveDSFMT::Context &	itpp::random_details::lc_get ()
	Function to access thread-local context for random numbers generation.
bool	itpp::random_details::lc_is_initialized ()
	Function to check if thread-local context is initialized.
void	itpp::random_details::lc_mark_initialized ()
	Function to mark thread-local context as initialized.
static unsigned int	itpp::random_details::hash_time_to_seed (time_t t, clock_t c)
	Get an unsigned int from time variables t and c.
GlobalSeedProvider &	itpp::global_seed_provider ()
void	itpp::GlobalRNG_reset (unsigned int seed)
	Set the internal seed of the Global Seed Provider.
void	itpp::GlobalRNG_reset ()
	Reset the internal seed of the Global Seed Provider to the previously set value.
unsigned int	itpp::GlobalRNG_get_local_seed ()
	Get new seed to initialize thread-local generators.
void	itpp::GlobalRNG_randomize ()
	Set a random seed for the Global Seed Provider seed.
void	itpp::GlobalRNG_get_state (ivec &state)
	Save current full state of global seed provider in memory.
void	itpp::GlobalRNG_set_state (const ivec &state)
	Resume the global seed provider state saved in memory.
void	itpp::RNG_reset (unsigned int seed)
	Set the seed for all Random Number Generators in the current thread.
void	itpp::RNG_reset ()
	Reset the seed to the previously set value for all Random Number Generators in the current thread.
void	itpp::RNG_randomize ()
	Set a random seed for all Random Number Generators in the current thread.
void	itpp::RNG_get_state (ivec &state)
	Save Random Number generation context used in the current thread.
void	itpp::RNG_set_state (const ivec &state)
	Resume Random Number generation in the current thread with previously stored context.

Variables
static ActiveDSFMT::Context	itpp::random_details::thread_local_context
static bool	itpp::random_details::is_thread_local_context_initialized = false

Detailed Description

Implementation of classes for random number generators.

Author

Tony Ottosson and Adam Piatyszek

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Copyright (C) 1995-2010 (see AUTHORS file for a list of contributors)

This file is part of IT++ - a C++ library of mathematical, signal processing, speech processing, and communications classes and functions.

IT++ is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

IT++ is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with IT++. If not, see http://www.gnu.org/licenses/.

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Definition in file random.cpp.