Changeset a3fded for src/atom_trajectoryparticle.cpp
- Timestamp:
- Jun 12, 2010, 1:12:51 PM (15 years ago)
- Branches:
- Action_Thermostats, Add_AtomRandomPerturbation, Add_FitFragmentPartialChargesAction, Add_RotateAroundBondAction, Add_SelectAtomByNameAction, Added_ParseSaveFragmentResults, AddingActions_SaveParseParticleParameters, Adding_Graph_to_ChangeBondActions, Adding_MD_integration_tests, Adding_ParticleName_to_Atom, Adding_StructOpt_integration_tests, AtomFragments, Automaking_mpqc_open, AutomationFragmentation_failures, Candidate_v1.5.4, Candidate_v1.6.0, Candidate_v1.6.1, ChangeBugEmailaddress, ChangingTestPorts, ChemicalSpaceEvaluator, CombiningParticlePotentialParsing, Combining_Subpackages, Debian_Package_split, Debian_package_split_molecuildergui_only, Disabling_MemDebug, Docu_Python_wait, EmpiricalPotential_contain_HomologyGraph, EmpiricalPotential_contain_HomologyGraph_documentation, Enable_parallel_make_install, Enhance_userguide, Enhanced_StructuralOptimization, Enhanced_StructuralOptimization_continued, Example_ManyWaysToTranslateAtom, Exclude_Hydrogens_annealWithBondGraph, FitPartialCharges_GlobalError, Fix_BoundInBox_CenterInBox_MoleculeActions, Fix_ChargeSampling_PBC, Fix_ChronosMutex, Fix_FitPartialCharges, Fix_FitPotential_needs_atomicnumbers, Fix_ForceAnnealing, Fix_IndependentFragmentGrids, Fix_ParseParticles, Fix_ParseParticles_split_forward_backward_Actions, Fix_PopActions, Fix_QtFragmentList_sorted_selection, Fix_Restrictedkeyset_FragmentMolecule, Fix_StatusMsg, Fix_StepWorldTime_single_argument, Fix_Verbose_Codepatterns, Fix_fitting_potentials, Fixes, ForceAnnealing_goodresults, ForceAnnealing_oldresults, ForceAnnealing_tocheck, ForceAnnealing_with_BondGraph, ForceAnnealing_with_BondGraph_continued, ForceAnnealing_with_BondGraph_continued_betteresults, ForceAnnealing_with_BondGraph_contraction-expansion, FragmentAction_writes_AtomFragments, FragmentMolecule_checks_bonddegrees, GeometryObjects, Gui_Fixes, Gui_displays_atomic_force_velocity, ImplicitCharges, IndependentFragmentGrids, IndependentFragmentGrids_IndividualZeroInstances, IndependentFragmentGrids_IntegrationTest, IndependentFragmentGrids_Sole_NN_Calculation, JobMarket_RobustOnKillsSegFaults, JobMarket_StableWorkerPool, JobMarket_unresolvable_hostname_fix, MoreRobust_FragmentAutomation, ODR_violation_mpqc_open, PartialCharges_OrthogonalSummation, PdbParser_setsAtomName, PythonUI_with_named_parameters, QtGui_reactivate_TimeChanged_changes, Recreated_GuiChecks, Rewrite_FitPartialCharges, RotateToPrincipalAxisSystem_UndoRedo, SaturateAtoms_findBestMatching, SaturateAtoms_singleDegree, StoppableMakroAction, Subpackage_CodePatterns, Subpackage_JobMarket, Subpackage_LinearAlgebra, Subpackage_levmar, Subpackage_mpqc_open, Subpackage_vmg, Switchable_LogView, ThirdParty_MPQC_rebuilt_buildsystem, TrajectoryDependenant_MaxOrder, TremoloParser_IncreasedPrecision, TremoloParser_MultipleTimesteps, TremoloParser_setsAtomName, Ubuntu_1604_changes, stable
- Children:
- 43dad6
- Parents:
- 88104f
- git-author:
- Frederik Heber <heber@…> (06/12/10 13:05:12)
- git-committer:
- Frederik Heber <heber@…> (06/12/10 13:12:51)
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
src/atom_trajectoryparticle.cpp
r88104f ra3fded 13 13 #include "log.hpp" 14 14 #include "parser.hpp" 15 #include "ThermoStatContainer.hpp" 15 16 #include "verbose.hpp" 16 17 … … 195 196 void TrajectoryParticle::Thermostat_Langevin(int Step, gsl_rng * r, double *ekin, config *configuration) 196 197 { 197 double sigma = sqrt(configuration->T argetTemp/type->mass); // sigma = (k_b T)/m (Hartree/atomicmass = atomiclength/atomictime)198 double sigma = sqrt(configuration->Thermostats->TargetTemp/type->mass); // sigma = (k_b T)/m (Hartree/atomicmass = atomiclength/atomictime) 198 199 Vector &U = Trajectory.U.at(Step); 199 200 if (FixedIon == 0) { // even FixedIon moves, only not by other's forces 200 201 // throw a dice to determine whether it gets hit by a heat bath particle 201 if (((((rand()/(double)RAND_MAX))*configuration->T empFrequency) < 1.)) {202 if (((((rand()/(double)RAND_MAX))*configuration->Thermostats->TempFrequency) < 1.)) { 202 203 DoLog(3) && (Log() << Verbose(3) << "Particle " << *this << " was hit (sigma " << sigma << "): " << sqrt(U[0]*U[0]+U[1]*U[1]+U[2]*U[2]) << " -> "); 203 204 // pick three random numbers from a Boltzmann distribution around the desired temperature T for each momenta axis … … 223 224 if (FixedIon == 0) { // even FixedIon moves, only not by other's forces 224 225 for (int d=0; d<NDIM; d++) { 225 U[d] *= sqrt(1+(configuration->Deltat/configuration->T empFrequency)*(ScaleTempFactor-1));226 U[d] *= sqrt(1+(configuration->Deltat/configuration->Thermostats->TempFrequency)*(ScaleTempFactor-1)); 226 227 *ekin += 0.5*type->mass * U[d]*U[d]; 227 228 } … … 253 254 if (FixedIon == 0) { // even FixedIon moves, only not by other's forces 254 255 for (int d=0; d<NDIM; d++) { 255 U[d] += configuration->Deltat/type->mass * (configuration-> alpha * (U[d] * type->mass));256 U[d] += configuration->Deltat/type->mass * (configuration->Thermostats->alpha * (U[d] * type->mass)); 256 257 *ekin += (0.5*type->mass) * U[d]*U[d]; 257 258 }
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