quda::fermion_force Namespace Reference

Functions
void	hisqStaplesForce (GaugeField &newOprod, const GaugeField &oprod, const GaugeField &link, const double path_coeff[6])
	Compute the fat-link contribution to the fermion force. More...
void	hisqLongLinkForce (GaugeField &newOprod, const GaugeField &oprod, const GaugeField &link, double coeff)
	Compute the long-link contribution to the fermion force. More...
void	hisqCompleteForce (GaugeField &oprod, const GaugeField &link)
	Multiply the computed the force matrix by the gauge field and perform traceless anti-hermitian projection. More...
void	setUnitarizeForceConstants (double unitarize_eps, double hisq_force_filter, double max_det_error, bool allow_svd, bool svd_only, double svd_rel_error, double svd_abs_error)
	Set the constant parameters for the force unitarization. More...
void	unitarizeForce (cudaGaugeField &newForce, const cudaGaugeField &oldForce, const cudaGaugeField &gauge, int *unitarization_failed)
	Unitarize the fermion force. More...
void	unitarizeForceCPU (cpuGaugeField &newForce, const cpuGaugeField &oldForce, const cpuGaugeField &gauge)
	Unitarize the fermion force on CPU. More...

Function Documentation

hisqCompleteForce()

void quda::fermion_force::hisqCompleteForce	(	GaugeField &	oprod,
		const GaugeField &	link
	)

Multiply the computed the force matrix by the gauge field and perform traceless anti-hermitian projection.

Parameters

[in,out]	oprod	The previously computed force, overwritten with new projection
[in]	link	Thin-link gauge field

Referenced by computeHISQForceQuda(), and hisq_force_test().

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hisqLongLinkForce()

void quda::fermion_force::hisqLongLinkForce	(	GaugeField &	newOprod,
		const GaugeField &	oprod,
		const GaugeField &	link,
		double	coeff
	)

Compute the long-link contribution to the fermion force.

Parameters

[out]	newOprod	The computed force output
[in]	oprod	The previously computed input force
[in]	link	Thin-link gauge field
[in]	coeff	Long-link Coefficient

Referenced by computeHISQForceQuda(), and hisq_force_test().

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hisqStaplesForce()

void quda::fermion_force::hisqStaplesForce	(	GaugeField &	newOprod,
		const GaugeField &	oprod,
		const GaugeField &	link,
		const double	path_coeff[6]
	)

Compute the fat-link contribution to the fermion force.

Parameters

[out]	newOprod	The computed force output
[in]	oprod	The previously computed input force
[in]	link	Thin-link gauge field
[in]	path_coeff	Coefficients of the contributions to the operator

Referenced by computeHISQForceQuda(), and hisq_force_test().

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setUnitarizeForceConstants()

void quda::fermion_force::setUnitarizeForceConstants	(	double	unitarize_eps,
		double	hisq_force_filter,
		double	max_det_error,
		bool	allow_svd,
		bool	svd_only,
		double	svd_rel_error,
		double	svd_abs_error
	)

Set the constant parameters for the force unitarization.

Referenced by computeHISQForceQuda(), and hisq_force_test().

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unitarizeForce()

void quda::fermion_force::unitarizeForce	(	cudaGaugeField &	newForce,
		const cudaGaugeField &	oldForce,
		const cudaGaugeField &	gauge,
		int *	unitarization_failed
	)

Unitarize the fermion force.

Parameters

[in]	newForce	Unitarized output
[in]	oldForce	Input force
[in]	gauge	Gauge field
[out]	unitarization_failed	Whether the unitarization failed (number of failures)

Referenced by computeHISQForceQuda(), and hisq_force_test().

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unitarizeForceCPU()

void quda::fermion_force::unitarizeForceCPU	(	cpuGaugeField &	newForce,
		const cpuGaugeField &	oldForce,
		const cpuGaugeField &	gauge
	)

Unitarize the fermion force on CPU.

Parameters

[in]	newForce	Unitarized output
[in]	oldForce	Input force
[in]	gauge	Gauge field

Referenced by hisq_force_test().

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