qdp_layout.h File Reference

Lattice layout. More...

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Namespaces
namespace	QDP
	Yet another random number generator.
namespace	QDP::Layout
	Layout namespace holding info on problem size and machine info.

Functions
void	QDP::Layout::init ()
	Initializer for layout.
void	QDP::Layout::create ()
	Main lattice creation routine.
void	QDP::Layout::destroy ()
	Main destruction routine.
void	QDP::Layout::setLattSize (const multi1d< int > &nrows)
	Set virtual grid (problem grid) lattice size.
void	QDP::Layout::setSMPFlag (bool flag)
	Set SMP flag – true if using smp/multiprocessor mode on a node.
void	QDP::Layout::setNumProc (int N)
	Set number of processors in a multi-threaded implementation.
int	QDP::Layout::nodeNumber (const multi1d< int > &coord)
	Returns the logical node number for the corresponding lattice coordinate.
multi1d< int >	QDP::Layout::localLexiCoordFromLinear (const int &linearr)
int	QDP::Layout::linearSiteIndex (const multi1d< int > &coord) QDP_CONST
	The linearized site index within a node for the corresponding lattice coordinate.
multi1d< int >	QDP::Layout::siteCoords (int node, int index) QDP_CONST
	Reconstruct the lattice coordinate from the node and site number.
void	QDP::Layout::QDPXX_getSiteCoords (int coord[], int node, int linear) QDP_CONST
int	QDP::Layout::QDPXX_getLinearSiteIndex (const int coord[])
int	QDP::Layout::QDPXX_nodeNumber (const int coord[])
int	QDP::Layout::nodeNumber ()
	Returns the node number of this node.
int	QDP::Layout::numNodes ()
	Returns the number of nodes.
const multi1d< int > &	QDP::Layout::lattSize ()
	Virtual grid (problem grid) lattice size.
int	QDP::Layout::vol ()
	Total lattice volume.
int	QDP::Layout::sitesOnNode ()
	Subgrid lattice volume.
bool	QDP::Layout::primaryNode ()
	Returns whether this is the primary node.
int	QDP::Layout::linearSiteIndex (int site)
	The linearized site index for the corresponding lexicographic site.
const multi1d< int > &	QDP::Layout::nodeCoord ()
	Returns the logical node coordinates for this node.
multi1d< int >	QDP::Layout::nodeCoord (const multi1d< int > &coord)
	Returns the logical node coordinates for the corresponding lattice coordinate.
const multi1d< int > &	QDP::Layout::subgridLattSize ()
	Subgrid (grid on each node) lattice size.
const multi1d< int > &	QDP::Layout::logicalSize ()
	Returns the logical size of this machine.
int	QDP::Layout::getNodeNumberFrom (const multi1d< int > &node_coord)
	Returns the node number given some logical node coordinate.
multi1d< int >	QDP::Layout::getLogicalCoordFrom (int node)
	Returns the logical node coordinates given some node number.
bool	QDP::Layout::isIOGridDefined (void) QDP_CONST
	check if I/O grid is defined
void	QDP::Layout::setIONodeGrid (const multi1d< int > &io_grid)
	Set the I/O Node grid – satisfy interface.
int	QDP::Layout::numIONodeGrid (void) QDP_CONST
	number of I/O nodes
const multi1d< int > &	QDP::Layout::getIONodeGrid () QDP_CONST
	Get the I/O Node grid.

Detailed Description

Lattice layout.

Lattice layout namespace and operations

Definition in file qdp_layout.h.