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M0 charm solver

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This commit is contained in:
Antonin Portelli 2023-06-06 19:17:45 +01:00
parent b817338254
commit 3936ed389e
1 changed files with 60 additions and 3 deletions
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63
RbcUkqcd.hpp
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@ -61,13 +61,13 @@ struct RbcUkqcd
inline static constexpr DeflationParameters c1m20DeflPar{3.0e-03, 5.5, 101, 200, 220, 230};
inline static constexpr DeflationParameters c1m32DeflPar{3.0e-06, 5.5, 101, 100, 110, 120};
// Light solver: load deflation from disk
// Light solvers: load deflation from disk
static inline void
addM0LightLCDSolver(Application &app, const std::string solverName, const std::string gaugeName,
const std::string gaugeTransform, const std::string eigenpackPath,
const std::string boundary = "1 1 1 1", const double residual = 1.0e-8);
// Light solver: deflation at runtime
// Light solvers: deflation at runtime
static inline void addLightRuntimeIRLSolver(Application &app,
const RbcUkqcd::EnsembleParameters &par,
const RbcUkqcd::DeflationParameters &deflPar,
@ -97,7 +97,7 @@ struct RbcUkqcd
const std::string boundary = "1 1 1 -1",
const double residual = 1.0e-8);
// Strange solver (undeflated)
// Strange solvers (undeflated)
static inline void addStrangeSolver(Application &app, const RbcUkqcd::EnsembleParameters &par,
const std::string solverName, const std::string gaugeName,
const std::string gaugeTransform, const std::string boundary,
@ -128,6 +128,12 @@ struct RbcUkqcd
const std::string gaugeTransform,
const std::string boundary = "1 1 1 -1",
const double residual = 1.0e-8);
// Charm solvers, mass is a free parameter
static inline void addM0CharmSolver(Application &app, const std::string solverName,
const std::string gaugeName, const std::string gaugeTransform,
const double mass, const std::string boundary = "1 1 1 1",
const double residual = 1.0e-18);
};
// Implementations /////////////////////////////////////////////////////////////////////////////////
@ -386,4 +392,55 @@ void RbcUkqcd::addC1M32StrangeSolver(Application &app, const std::string solverN
boundary, residual);
}
// Charm M0
void RbcUkqcd::addM0CharmSolver(Application &app, const std::string solverName,
const std::string gaugeName, const std::string gaugeTransform,
const double mass, const std::string boundary,
const double residual)
{
const std::string prefix = solverName;
// stout smearing
MGauge::StoutSmearing::Par smearPar;
smearPar.gauge = gaugeName;
smearPar.steps = 3;
smearPar.rho = 0.1;
smearPar.orthogDim = "";
app.createModule<MGauge::StoutSmearing>(prefix + "_gauge_3stout", smearPar);
// Gauge field FP32 cast
MUtilities::GaugeSinglePrecisionCast::Par gaugeCastPar;
gaugeCastPar.field = prefix + "_gauge_3stout";
app.createModule<MUtilities::GaugeSinglePrecisionCast>(prefix + "_gauge_3stout_fp32",
gaugeCastPar);
// Scaled DWF action + FP32 version
MAction::ScaledDWF::Par actionPar;
actionPar.gauge = prefix + "_gauge_3stout";
actionPar.Ls = m0UnitaryPar.Ls;
actionPar.M5 = 1.;
actionPar.mass = mass;
actionPar.scale = m0UnitaryPar.scale;
actionPar.boundary = boundary;
actionPar.twist = "0. 0. 0. 0.";
app.createModule<MAction::ScaledDWF>(prefix + "_dwf", actionPar);
actionPar.gauge = prefix + "_gauge_3stout_fp32";
app.createModule<MAction::ScaledDWFF>(prefix + "_dwf_fp32", actionPar);
// Mixed-precision red-black preconditionned CG
MSolver::MixedPrecisionRBPrecCG::Par solverPar;
solverPar.innerAction = prefix + "_dwf_fp32";
solverPar.outerAction = prefix + "_dwf";
solverPar.maxInnerIteration = 30000;
solverPar.maxOuterIteration = 100;
solverPar.residual = residual;
solverPar.innerGuesser = "";
solverPar.outerGuesser = "";
app.createModule<MSolver::MixedPrecisionRBPrecCG>(solverName, solverPar);
}
} // namespace hadpresets