Full Covariant Derivative operator. Although not a Dirac operator per se, it's a linear operator so it's conventient to put in the Dirac operator abstraction. More...

#include <dirac_quda.h>

Inheritance diagram for quda::GaugeCovDev:

Public Member Functions
	GaugeCovDev (const DiracParam &param)

	GaugeCovDev (const GaugeCovDev &covDev)

virtual	~GaugeCovDev ()

GaugeCovDev &	operator= (const GaugeCovDev &covDev)

virtual void	DslashCD (ColorSpinorField &out, const ColorSpinorField &in, const QudaParity parity, const int mu) const

virtual void	MCD (ColorSpinorField &out, const ColorSpinorField &in, const int mu) const

virtual void	MdagMCD (ColorSpinorField &out, const ColorSpinorField &in, const int mu) const

virtual void	Dslash (ColorSpinorField &out, const ColorSpinorField &in, const QudaParity parity) const
	apply 'dslash' operator for the DiracOp. This may be e.g. AD More...

virtual void	DslashXpay (ColorSpinorField &out, const ColorSpinorField &in, const QudaParity parity, const ColorSpinorField &x, const double &k) const
	Xpay version of Dslash. More...

virtual void	M (ColorSpinorField &out, const ColorSpinorField &in) const
	Apply M for the dirac op. E.g. the Schur Complement operator. More...

virtual void	MdagM (ColorSpinorField &out, const ColorSpinorField &in) const
	Apply MdagM operator which may be optimized. More...

virtual void	prepare (ColorSpinorField &src, ColorSpinorField &sol, ColorSpinorField &x, ColorSpinorField &b, const QudaSolutionType) const

virtual void	reconstruct (ColorSpinorField &x, const ColorSpinorField &b, const QudaSolutionType) const

virtual QudaDiracType	getDiracType () const
	returns the Dirac type More...

Public Member Functions inherited from quda::Dirac
	Dirac (const DiracParam &param)

	Dirac (const Dirac &dirac)

virtual	~Dirac ()

Dirac &	operator= (const Dirac &dirac)

void	setCommDim (const int commDim_[QUDA_MAX_DIM]) const
	Enable / disable communications for the Dirac operator. More...

virtual bool	isCoarse () const
	Whether the Dirac object is the DiracCoarse. More...

virtual void	checkParitySpinor (const ColorSpinorField &, const ColorSpinorField &) const
	Check parity spinors are usable (check geometry ?) More...

virtual void	checkFullSpinor (const ColorSpinorField &, const ColorSpinorField &) const
	check full spinors are compatible (check geometry ?) More...

void	checkSpinorAlias (const ColorSpinorField &, const ColorSpinorField &) const
	check spinors do not alias More...

virtual bool	hasDslash () const
	Whether or not the operator has a single-parity Dslash. More...

virtual void	MdagMLocal (ColorSpinorField &out, const ColorSpinorField &in) const
	Apply the local MdagM operator: equivalent to applying zero Dirichlet boundary condition to MdagM on each rank. Depending on the number of stencil steps of the fermion type, this may require additional effort to include the terms that hop out of the boundary and then hop back. More...

virtual void	Dslash4 (ColorSpinorField &out, const ColorSpinorField &in, const QudaParity parity) const
	Apply the local MdagM operator: equivalent to applying zero Dirichlet boundary condition to MdagM on each rank. Depending on the number of stencil steps of the fermion type, this may require additional effort to include the terms that hop out of the boundary and then hop back. More...

void	Mdag (ColorSpinorField &out, const ColorSpinorField &in) const
	Apply Mdag (daggered operator of M. More...

void	MMdag (ColorSpinorField &out, const ColorSpinorField &in) const
	Apply Normal Operator. More...

virtual void	prepareSpecialMG (ColorSpinorField &src, ColorSpinorField &sol, ColorSpinorField &x, ColorSpinorField &b, const QudaSolutionType solType) const

virtual void	reconstructSpecialMG (ColorSpinorField &x, const ColorSpinorField &b, const QudaSolutionType solType) const

virtual bool	hasSpecialMG () const
	specifies whether or not there's a specialized prepare/reconstruct used before/after transfering to/from the coarse level in MG More...

void	setMass (double mass)

double	Kappa () const
	accessor for Kappa (mass parameter) More...

virtual double	Mass () const
	accessor for Mass (in case of a factor of 2 for staggered) More...

virtual double	Mu () const
	accessor for twist parameter – overrride can return better value More...

virtual double	MuFactor () const
	accessor for mu factoo for MG/ – override can return a better value More...

unsigned long long	Flops () const
	returns and then zeroes flopcount More...

QudaMatPCType	getMatPCType () const
	returns preconditioning type More...

int	getStencilSteps () const
	I have no idea what this does. More...

void	Dagger (QudaDagType dag) const
	sets whether operator is daggered or not More...

void	flipDagger () const
	Flips value of daggered. More...

virtual bool	hermitian () const
	is operator hermitian More...

virtual void	updateFields (cudaGaugeField gauge_in, cudaGaugeField fat_gauge_in, cudaGaugeField long_gauge_in, cudaCloverField clover_in)
	Update the internal gauge, fat gauge, long gauge, clover field pointer as appropriate. These are pointers as opposed to references to support passing in `nullptr`. More...

virtual void	createCoarseOp (GaugeField &Y, GaugeField &X, const Transfer &T, double kappa, double mass=0., double mu=0., double mu_factor=0.) const
	Create the coarse operator (virtual parent) More...

QudaPrecision	HaloPrecision () const

void	setHaloPrecision (QudaPrecision halo_precision_) const

virtual void	prefetch (QudaFieldLocation mem_space, qudaStream_t stream=0) const
	If managed memory and prefetch is enabled, prefetch the gauge field and temporary spinors to the CPU or GPU as requested. Overloads may also grab a clover term. More...

Public Member Functions inherited from quda::Object
	Object ()

virtual	~Object ()

Additional Inherited Members
Static Public Member Functions inherited from quda::Dirac
static Dirac *	create (const DiracParam &param)
	Creates a subclass from parameters. More...

Static Public Member Functions inherited from quda::Object
static void *	operator new (std::size_t size)

static void	operator delete (void *p)

static void *	operator new[] (std::size_t size)

static void	operator delete[] (void *p)

Protected Member Functions inherited from quda::Dirac
bool	newTmp (ColorSpinorField **, const ColorSpinorField &) const

void	deleteTmp (ColorSpinorField **, const bool &reset) const

Protected Attributes inherited from quda::Dirac
cudaGaugeField *	gauge

double	kappa

double	mass

int	laplace3D

QudaMatPCType	matpcType

QudaDagType	dagger

unsigned long long	flops

ColorSpinorField *	tmp1

ColorSpinorField *	tmp2

QudaDiracType	type

QudaPrecision	halo_precision

int	commDim [QUDA_MAX_DIM]

TimeProfile	profile

Detailed Description

Full Covariant Derivative operator. Although not a Dirac operator per se, it's a linear operator so it's conventient to put in the Dirac operator abstraction.

Definition at line 1858 of file dirac_quda.h.

Constructor & Destructor Documentation

◆ GaugeCovDev() [1/2]

quda::GaugeCovDev::GaugeCovDev ( const DiracParam & param )

Definition at line 9 of file gauge_covdev.cpp.

◆ GaugeCovDev() [2/2]

quda::GaugeCovDev::GaugeCovDev ( const GaugeCovDev & covDev )

Definition at line 11 of file gauge_covdev.cpp.

◆ ~GaugeCovDev()

quda::GaugeCovDev::~GaugeCovDev ( )

virtual

Definition at line 13 of file gauge_covdev.cpp.

Member Function Documentation

◆ Dslash()

void quda::GaugeCovDev::Dslash	(	ColorSpinorField &	out,
		const ColorSpinorField &	in,
		const QudaParity	parity
	)		const

virtual

apply 'dslash' operator for the DiracOp. This may be e.g. AD

Implements quda::Dirac.

Definition at line 49 of file gauge_covdev.cpp.

◆ DslashCD()

void quda::GaugeCovDev::DslashCD	(	ColorSpinorField &	out,
		const ColorSpinorField &	in,
		const QudaParity	parity,
		const int	mu
	)		const

virtual

Definition at line 21 of file gauge_covdev.cpp.

◆ DslashXpay()

void quda::GaugeCovDev::DslashXpay	(	ColorSpinorField &	out,
		const ColorSpinorField &	in,
		const QudaParity	parity,
		const ColorSpinorField &	x,
		const double &	k
	)		const

virtual

Xpay version of Dslash.

Implements quda::Dirac.

Definition at line 54 of file gauge_covdev.cpp.

◆ getDiracType()

virtual QudaDiracType quda::GaugeCovDev::getDiracType ( ) const

inlinevirtual

returns the Dirac type

Returns: Dirac type

Implements quda::Dirac.

Definition at line 1884 of file dirac_quda.h.

◆ M()

void quda::GaugeCovDev::M	(	ColorSpinorField &	out,
		const ColorSpinorField &	in
	)		const

virtual

Apply M for the dirac op. E.g. the Schur Complement operator.

Implements quda::Dirac.

Definition at line 63 of file gauge_covdev.cpp.

◆ MCD()

void quda::GaugeCovDev::MCD	(	ColorSpinorField &	out,
		const ColorSpinorField &	in,
		const int	mu
	)		const

virtual

Definition at line 32 of file gauge_covdev.cpp.

◆ MdagM()

void quda::GaugeCovDev::MdagM	(	ColorSpinorField &	out,
		const ColorSpinorField &	in
	)		const

virtual

Apply MdagM operator which may be optimized.

Implements quda::Dirac.

Definition at line 68 of file gauge_covdev.cpp.

◆ MdagMCD()

void quda::GaugeCovDev::MdagMCD	(	ColorSpinorField &	out,
		const ColorSpinorField &	in,
		const int	mu
	)		const

virtual

Definition at line 38 of file gauge_covdev.cpp.

◆ operator=()

GaugeCovDev & quda::GaugeCovDev::operator= ( const GaugeCovDev & covDev )

Definition at line 15 of file gauge_covdev.cpp.

◆ prepare()

void quda::GaugeCovDev::prepare	(	ColorSpinorField *&	src,
		ColorSpinorField *&	sol,
		ColorSpinorField &	x,
		ColorSpinorField &	b,
		const QudaSolutionType	solType
	)		const

virtual

Implements quda::Dirac.

Definition at line 73 of file gauge_covdev.cpp.

◆ reconstruct()

void quda::GaugeCovDev::reconstruct	(	ColorSpinorField &	x,
		const ColorSpinorField &	b,
		const QudaSolutionType	solType
	)		const

virtual

Implements quda::Dirac.

Definition at line 80 of file gauge_covdev.cpp.

The documentation for this class was generated from the following files:

quda/include/dirac_quda.h
quda/lib/gauge_covdev.cpp

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ GaugeCovDev() [1/2]

◆ GaugeCovDev() [2/2]

◆ ~GaugeCovDev()

Member Function Documentation

◆ Dslash()

◆ DslashCD()

◆ DslashXpay()

◆ getDiracType()

◆ M()

◆ MCD()

◆ MdagM()

◆ MdagMCD()

◆ operator=()

◆ prepare()

◆ reconstruct()