sbpcartesianinterpolation.h File Reference

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Namespaces
namespace	maia
	Namespace for auxiliary functions/classes.
namespace	maia::dg
namespace	maia::dg::interpolation
	Holds helper functions for the interpolation.

Functions
void	maia::dg::interpolation::calcSBPNodes (const MInt noNodes, MFloat *nodes)
	Generates an equidistant node distribution. More...
void	maia::dg::interpolation::calcSBPWeights (const MInt noNodes, MFloatVector sbpP, MFloat *wInt)
	Calulates the diagonal weight matrix (H) entries. More...
MBool	maia::dg::interpolation::checkSBPProp (const MFloatMatrix &Q)
	Helper function for checking the SBP property of a given operator. More...
void	maia::dg::interpolation::readCSV (std::string path, std::vector< std::vector< MFloat > > &data)
	Reads .csv-file on rank 0 and broadcasts it to all ranks. More...
void	maia::dg::interpolation::readDDRP (MFloat *nodesVector, MFloat *wIntVector, MFloat *dhatMatrix)
	Reads DDRP operator and nodal distribution from file. More...
void	maia::dg::interpolation::calcDhatSBP (const MInt noNodes, MFloatVector sbpA, MFloatVector sbpQ, const MFloat *wInt, MFloat *dhatMatrix)
	Calculates SBP operator from coefficients. More...
void	maia::dg::interpolation::readSbpOperator (MInt noNodes1D, MString opName, MFloatVector &sbpA, MFloatVector &sbpP, MFloatVector &sbpQ)
	Reads all coefficient files to contruct SBP operator. More...
MBool	maia::dg::interpolation::getSBPOperator (const MInt noNodes1D, const MString opName, MFloatVector &sbpA, MFloatVector &sbpP, MFloatVector &sbpQ)
	Gets SBP Coefficients from corresponding header if existent. More...
void	maia::dg::interpolation::findNodeIndicesAtPoint (const MFloat point, const MFloat *nodes, const MInt noNodes, MInt &idx1, MInt &idx2)
	Finds the neighboring indices to point in one dimension. More...
void	maia::dg::interpolation::calcLinearInterpolationBase (const MFloat x, const MInt noNodes, const MFloat *nodes, MFloat *const polynomials)
	Calculates linear interpolation base for point (1D). More...
template<class T , class U , class V >
void	maia::dg::interpolation::calcLinearInterpolationMatrix (const MInt noNodesIn, const T nodesIn, const MInt noNodesOut, const U nodesOut, V vandermonde)
	Calculates the linear interpolation matrix (Vandermonde) to interpolate from one set of nodes to another. More...
void	maia::dg::interpolation::calcBilinearInterpolation (MFloat *point, const MFloat *nodes, const MInt noNodes, const MInt noVars, const MFloat *u, MFloat *const out)
	Calculates bilinear interpolation at given point (2D) More...
void	maia::dg::interpolation::calcTrilinearInterpolation (MFloat *point, const MFloat *nodes, const MInt noNodes, const MInt noVars, const MFloat *u, MFloat *const out)
	Calculates trilinear interpolation at given point (3D) More...