dftfe::linearAlgebraOperationsDevice Namespace Reference

Functions
template<typename ValueType1, typename ValueType2>
void	addSubspaceRotatedBlockToX (const unsigned int BDof, const unsigned int BVec, const ValueType1 *rotatedXBlockSP, ValueType2 *X, const unsigned int startingDofId, const unsigned int startingVecId, const unsigned int N, dftfe::utils::deviceStream_t &streamCompute)
template<typename ValueType1, typename ValueType2>
void	copyFromOverlapMatBlockToDPSPBlocks (const unsigned int B, const unsigned int D, const ValueType1 *overlapMatrixBlock, ValueType1 *overlapMatrixBlockDP, ValueType2 *overlapMatrixBlockSP, dftfe::utils::deviceStream_t &streamDataMove)
template<typename ValueType1, typename ValueType2>
void	computeDiagQTimesX (const ValueType1 *diagValues, ValueType2 *X, const unsigned int N, const unsigned int M)
template<typename ValueType>
void	computeResidualDevice (const unsigned int numVectors, const unsigned int numDofs, const unsigned int N, const unsigned int startingVecId, const double *eigenValues, const ValueType *X, const ValueType *Y, double *r)
template<typename ValueType>
void	computeGeneralisedResidualDevice (const unsigned int numVectors, const unsigned int numDofs, const unsigned int N, const unsigned int startingVecId, const ValueType *X, double *residualSqDevice)
template<typename ValueType>
void	setZero (const unsigned int BVec, const unsigned int M, const unsigned int N, ValueType *yVec, const unsigned int startingXVecId)

Function Documentation

addSubspaceRotatedBlockToX()

template<typename ValueType1, typename ValueType2>

void dftfe::linearAlgebraOperationsDevice::addSubspaceRotatedBlockToX	(	const unsigned int	BDof,
		const unsigned int	BVec,
		const ValueType1 *	rotatedXBlockSP,
		ValueType2 *	X,
		const unsigned int	startingDofId,
		const unsigned int	startingVecId,
		const unsigned int	N,
		dftfe::utils::deviceStream_t &	streamCompute )

computeDiagQTimesX()

template<typename ValueType1, typename ValueType2>

void dftfe::linearAlgebraOperationsDevice::computeDiagQTimesX	(	const ValueType1 *	diagValues,
		ValueType2 *	X,
		const unsigned int	N,
		const unsigned int	M )

computeGeneralisedResidualDevice()

template<typename ValueType>

void dftfe::linearAlgebraOperationsDevice::computeGeneralisedResidualDevice	(	const unsigned int	numVectors,
		const unsigned int	numDofs,
		const unsigned int	N,
		const unsigned int	startingVecId,
		const ValueType *	X,
		double *	residualSqDevice )

computeResidualDevice()

template<typename ValueType>

void dftfe::linearAlgebraOperationsDevice::computeResidualDevice	(	const unsigned int	numVectors,
		const unsigned int	numDofs,
		const unsigned int	N,
		const unsigned int	startingVecId,
		const double *	eigenValues,
		const ValueType *	X,
		const ValueType *	Y,
		double *	r )

copyFromOverlapMatBlockToDPSPBlocks()

template<typename ValueType1, typename ValueType2>

void dftfe::linearAlgebraOperationsDevice::copyFromOverlapMatBlockToDPSPBlocks	(	const unsigned int	B,
		const unsigned int	D,
		const ValueType1 *	overlapMatrixBlock,
		ValueType1 *	overlapMatrixBlockDP,
		ValueType2 *	overlapMatrixBlockSP,
		dftfe::utils::deviceStream_t &	streamDataMove )

setZero()

template<typename ValueType>

void dftfe::linearAlgebraOperationsDevice::setZero	(	const unsigned int	BVec,
		const unsigned int	M,
		const unsigned int	N,
		ValueType *	yVec,
		const unsigned int	startingXVecId )