Cory
1762fc87ad
- Add new programs - Add command line args - Add Usage to guide user on how to use programs
98 lines
3.0 KiB
C++
98 lines
3.0 KiB
C++
/** @file monte_carlo.hpp
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*
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* @author Cory Alexander Balaton (coryab)
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* @author Janita Ovidie Sandtrøen Willumsen (janitaws)
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*
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* @version 1.0
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*
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* @brief Functions for Monte Carlo simulations.
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*
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* @bug No known bugs
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* */
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#ifndef __MONTE_CARLO__
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#define __MONTE_CARLO__
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#include "IsingModel.hpp"
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#include "data_type.hpp"
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#include "utils.hpp"
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#include <functional>
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#include <omp.h>
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#include <string>
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// #define BURN_IN_TIME 12500
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#define BURN_IN_TIME 5000
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namespace montecarlo {
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/** @brief Write the expected values for each Monte Carlo cycles to file.
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*
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* @param T Temperature
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* @param L The size of the lattice
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* @param cycles The amount of Monte Carlo cycles to do
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* @param filename The file to write to
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* */
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void progression(double T, int L, int cycles, const std::string filename,
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int burn_in_time = BURN_IN_TIME);
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/** @brief Write the expected values for each Monte Carlo cycles to file.
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*
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* @param T Temperature
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* @param L The size of the lattice
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* @param cycles The amount of Monte Carlo cycles to do
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* @param value The value to set the elements in the lattice
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* @param filename The file to write to
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* */
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void progression(double T, int L, int cycles, int value,
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const std::string filename, int burn_in_time = BURN_IN_TIME);
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/** @brief Estimate the probability distribution for the energy.
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*
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* @param T The temperature of the Ising model
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* @param L The size of the lattice
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* @param cycles The amount of Monte Carlo cycles to do
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* @param filename The file to write to
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* */
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void pd_estimate(double T, int L, int cycles, const std::string filename,
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int burn_in_time = BURN_IN_TIME);
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/** @brief Execute the Metropolis algorithm for a certain amount of Monte
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* Carlo cycles.
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*
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* @param L The size of the lattice
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* @param T The Temperature for the Ising model
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* @param cycles The amount of Monte Carlo cycles to do
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*
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* @return data_t
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* */
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data_t mcmc_serial(int L, double T, int cycles,
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int burn_in_time = BURN_IN_TIME);
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/** @brief Execute the Metropolis algorithm for a certain amount of Monte
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* Carlo cycles in parallel.
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*
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* @param L The size of the lattice
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* @param T The Temperature for the Ising model
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* @param cycles The amount of Monte Carlo cycles to do
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*
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* @return data_t
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* */
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data_t mcmc_parallel(int L, double T, int cycles,
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int burn_in_time = BURN_IN_TIME);
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/** @brief Perform the MCMC algorithm using a range of temperatures.
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*
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* @param L The size of the lattice
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* @param start_T The start temperature
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* @param end_T The end temperature
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* @param point_T The amount of point to measure
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* @param monte_carlo Which Monte Carlo implementation to use
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* @param outfile The file to write the data to
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* */
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void phase_transition(int L, double start_T, double end_T, int points_T,
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int cycles,
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std::function<data_t(int, double, int, int)> monte_carlo,
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std::string outfile, int burn_in_time = BURN_IN_TIME);
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}; // namespace montecarlo
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#endif
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