xspacelib.h File Reference

utility functions More...

#include <thrust/host_vector.h>
#include <cusp/coo_matrix.h>
#include <cassert>
#include "dg/backend/typedefs.h"
#include "grid.h"
#include "dlt.h"
#include "operator.h"
#include "operator_tensor.h"

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Namespaces
namespace	dg
	This is the namespace for all functions and classes defined and used by the discontinuous Galerkin library.
namespace	dg::create
	Contains functions used for matrix creation.

Functions
template<class T >
cusp::csr_matrix< int, T, cusp::host_memory >	dg::tensorproduct (const cusp::csr_matrix< int, T, cusp::host_memory > &lhs, const cusp::csr_matrix< int, T, cusp::host_memory > &rhs)
	\( L\otimes R\) Form the tensor (Kronecker) product between two matrices More...
template<class real_type >
dg::IHMatrix_t< real_type >	dg::create::backscatter (const RealGrid1d< real_type > &g)
	Create a matrix \( B_{eq} F\) that interpolates values to an equidistant grid ready for visualisation. More...
template<class real_type >
dg::IHMatrix_t< real_type >	dg::create::backscatter (const aRealTopology2d< real_type > &g)
	Create a matrix \( B_{eq} F\) that interpolates values to an equidistant grid ready for visualisation. More...
template<class real_type >
dg::IHMatrix_t< real_type >	dg::create::backscatter (const aRealTopology3d< real_type > &g)
	Create a matrix \( B_{eq} F\) that interpolates values to an equidistant grid ready for visualisation. More...
template<class real_type >
dg::IHMatrix_t< real_type >	dg::create::inv_backscatter (const RealGrid1d< real_type > &g)
	Create a matrix \( (B_{eq} F)^{-1}\) that transforms values from an equidistant grid back to a dg grid. More...
template<class real_type >
dg::IHMatrix_t< real_type >	dg::create::inv_backscatter (const aRealTopology2d< real_type > &g)
	Create a matrix \( (B_{eq} F)^{-1}\) that transforms values from an equidistant grid back to a dg grid. More...
template<class real_type >
dg::IHMatrix_t< real_type >	dg::create::inv_backscatter (const aRealTopology3d< real_type > &g)
	Create a matrix \( (B_{eq} F)^{-1}\) that transforms values from an equidistant grid back to a dg grid. More...

Detailed Description

utility functions