libs/ck-libs/parmetis/ParMETISLib/diffutil.c File Reference

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Functions
void	SetUpConnectGraph (GraphType *graph, MatrixType *matrix, idxtype *workspace)
void	Mc_ComputeMoveStatistics (CtrlType *ctrl, GraphType *graph, int *nmoved, int *maxin, int *maxout)
int	Mc_ComputeSerialTotalV (GraphType *graph, idxtype *home)
void	ComputeLoad (GraphType *graph, int nparts, floattype *load, floattype *tpwgts, int index)
void	ConjGrad2 (MatrixType *A, floattype *b, floattype *x, floattype tol, floattype *workspace)
void	mvMult2 (MatrixType *A, floattype *v, floattype *w)
void	ComputeTransferVector (int ncon, MatrixType *matrix, floattype *solution, floattype *transfer, int index)

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Function Documentation

void SetUpConnectGraph	(	GraphType *	graph,
		MatrixType *	matrix,
		idxtype *	workspace
	)

Definition at line 21 of file diffutil.c.

References graphdef::adjncy, matrixdef::colind, idxset(), matrixdef::nnzs, matrixdef::nrows, graphdef::nvtxs, matrixdef::rowptr, matrixdef::values, values, graphdef::where, and graphdef::xadj.

Referenced by Moc_Diffusion(), and WavefrontDiffusion().

void Mc_ComputeMoveStatistics	(	CtrlType *	ctrl,
		GraphType *	graph,
		int *	nmoved,
		int *	maxin,
		int *	maxout
	)

Definition at line 87 of file diffutil.c.

References controldef::comm, GKfree(), graphdef::home, idxamax(), idxsmalloc(), idxsum(), MPI_Allreduce(), MPI_SUM, controldef::mype, controldef::nparts, graphdef::nvtxs, controldef::ps_relation, graphdef::vsize, graphdef::vwgt, and graphdef::where.

Referenced by ParMETIS_V3_AdaptiveRepart(), and ParMETIS_V3_RefineKway().

int Mc_ComputeSerialTotalV	(	GraphType *	graph,
		idxtype *	home
	)

Definition at line 131 of file diffutil.c.

References graphdef::ncon, graphdef::nvtxs, graphdef::vsize, graphdef::vwgt, and graphdef::where.

Referenced by Balance_Partition(), and WavefrontDiffusion().

void ComputeLoad	(	GraphType *	graph,
		int	nparts,
		floattype *	load,
		floattype *	tpwgts,
		int	index
	)

Definition at line 149 of file diffutil.c.

References graphdef::ncon, meshdef::ncon, graphdef::nvtxs, graphdef::nvwgt, sset(), ssum(), and graphdef::where.

Referenced by Moc_Diffusion(), and WavefrontDiffusion().

void ConjGrad2	(	MatrixType *	A,
		floattype *	b,
		floattype *	x,
		floattype	tol,
		floattype *	workspace
	)

Definition at line 179 of file diffutil.c.

References alpha, beta, matrixdef::colind, mvMult2(), n, matrixdef::nrows, p, matrixdef::rowptr, saxpy(), sdot(), snorm2(), matrixdef::values, and values.

Referenced by Moc_Diffusion(), and WavefrontDiffusion().

void mvMult2	(	MatrixType *	A,
		floattype *	v,
		floattype *	w
	)

Definition at line 258 of file diffutil.c.

References matrixdef::colind, matrixdef::nrows, matrixdef::rowptr, and matrixdef::values.

Referenced by ConjGrad2().

void ComputeTransferVector	(	int	ncon,
		MatrixType *	matrix,
		floattype *	solution,
		floattype *	transfer,
		int	index
	)

Definition at line 276 of file diffutil.c.

References matrixdef::colind, matrixdef::nrows, and matrixdef::rowptr.

Referenced by Moc_Diffusion(), and WavefrontDiffusion().