#include <SpectralQuad.hpp>

Collaboration diagram for moab::SpectralQuad:

Static Public Member Functions
static ErrorCode	evalFcn (const double params, const double field, const int ndim, const int num_tuples, double work, double result)
	Forward-evaluation of field at parametric coordinates. More...

static ErrorCode	reverseEvalFcn (EvalFcn eval, JacobianFcn jacob, InsideFcn ins, const double posn, const double verts, const int nverts, const int ndim, const double iter_tol, const double inside_tol, double work, double params, int *is_inside)
	Reverse-evaluation of parametric coordinates at physical space position. More...

static ErrorCode	jacobianFcn (const double params, const double verts, const int nverts, const int ndim, double work, double result)
	Evaluate the jacobian at a specified parametric position. More...

static ErrorCode	integrateFcn (const double field, const double verts, const int nverts, const int ndim, const int num_tuples, double work, double result)
	Forward-evaluation of field at parametric coordinates. More...

static ErrorCode	initFcn (const double verts, const int nverts, double &work)
	Initialize this EvalSet. More...

static int	insideFcn (const double *params, const int ndim, const double tol)
	Function that returns whether or not the parameters are inside the natural space of the element. More...

static EvalSet	eval_set ()

static bool	compatible (EntityType tp, int numv, EvalSet &eset)

Static Protected Attributes
static int	_n

static double *	_z [2]

static lagrange_data	_ld [2]

static opt_data_2	_data

static double *	_odwork

static bool	_init = false

static double *	_glpoints

Detailed Description

Definition at line 12 of file SpectralQuad.hpp.

Member Function Documentation

◆ compatible()

static bool moab::SpectralQuad::compatible	(	EntityType	tp,
		int	numv,
		EvalSet &	eset
	)

inlinestatic

Definition at line 66 of file SpectralQuad.hpp.

     {
         if( tp != MBQUAD ) return false;
         int i;
         for( i = 3; i * i == numv || i * i > numv; i++ )
             ;
         if( i * i != numv ) return false;
         eset = eval_set();
         return true;
     }

References eval_set(), and MBQUAD.

◆ eval_set()

static EvalSet moab::SpectralQuad::eval_set ( )

inlinestatic

Definition at line 61 of file SpectralQuad.hpp.

     {
         return EvalSet( evalFcn, reverseEvalFcn, jacobianFcn, integrateFcn, initFcn );
     }

References evalFcn(), initFcn(), integrateFcn(), jacobianFcn(), and reverseEvalFcn().

Referenced by compatible().

◆ evalFcn()

CartVect moab::SpectralQuad::evalFcn	(	const double *	params,
		const double *	field,
		const int	ndim,
		const int	num_tuples,
		double *	work,
		double *	result
	)

static

Forward-evaluation of field at parametric coordinates.

Definition at line 78 of file SpectralQuad.cpp.

 {
     // piece that we shouldn't want to cache
     int d = 0;
     for( d = 0; d < 2; d++ )
     {
         lagrange_0( &_ld[d], params[d] );
     }
     CartVect result;
     for( d = 0; d < 3; d++ )
     {
         result[d] = tensor_i2( _ld[0].J, _ld[0].n, _ld[1].J, _ld[1].n, _xyz[d], _odwork );
     }
     return result;
 }

References moab::Element::SpectralQuad::_ld, moab::Element::SpectralQuad::_odwork, moab::Element::SpectralQuad::_xyz, lagrange_0(), moab::params, and tensor_i2().

Referenced by eval_set().

◆ initFcn()

static ErrorCode moab::SpectralQuad::initFcn	(	const double *	verts,
		const int	nverts,
		double *&	work
	)

static

Initialize this EvalSet.

Referenced by eval_set().

◆ insideFcn()

static int moab::SpectralQuad::insideFcn	(	const double *	params,
		const int	ndim,
		const double	tol
	)

static

Function that returns whether or not the parameters are inside the natural space of the element.

◆ integrateFcn()

static ErrorCode moab::SpectralQuad::integrateFcn	(	const double *	field,
		const double *	verts,
		const int	nverts,
		const int	ndim,
		const int	num_tuples,
		double *	work,
		double *	result
	)

static

Forward-evaluation of field at parametric coordinates.

Referenced by eval_set().

◆ jacobianFcn()

static ErrorCode moab::SpectralQuad::jacobianFcn	(	const double *	params,
		const double *	verts,
		const int	nverts,
		const int	ndim,
		double *	work,
		double *	result
	)

static

Evaluate the jacobian at a specified parametric position.

Referenced by eval_set().

◆ reverseEvalFcn()

bool moab::SpectralQuad::reverseEvalFcn	(	EvalFcn	eval,
		JacobianFcn	jacob,
		InsideFcn	ins,
		const double *	posn,
		const double *	verts,
		const int	nverts,
		const int	ndim,
		const double	iter_tol,
		const double	inside_tol,
		double *	work,
		double *	params,
		int *	is_inside
	)

static

Reverse-evaluation of parametric coordinates at physical space position.

Definition at line 99 of file SpectralQuad.cpp.

 {
     params = init;
  
     // find nearest point
     double x_star[3];
     xyz.get( x_star );
  
     double r[2] = { 0, 0 };  // initial guess for parametric coords
     unsigned c  = opt_no_constraints_3;
     double dist = opt_findpt_2( &_data, (const double**)_xyz, x_star, r, &c );
     // if it did not converge, get out with throw...
     if( dist > 0.9e+30 )
     {
         std::vector< CartVect > dummy;
         throw Map::EvaluationError( CartVect( x_star ), dummy );
     }
     // c tells us if we landed inside the element or exactly on a face, edge, or node
     // also, dist shows the distance to the computed point.
     // copy parametric coords back
     params = r;
  
     return insideFcn( params, 2, inside_tol );
 }

References moab::Element::SpectralQuad::_data, moab::Element::SpectralQuad::_xyz, opt_findpt_2(), opt_no_constraints_3, and moab::params.

Referenced by eval_set().

Member Data Documentation

◆ _data

opt_data_2 moab::SpectralQuad::_data

staticprotected

Definition at line 81 of file SpectralQuad.hpp.

◆ _glpoints

real * moab::SpectralQuad::_glpoints

staticprotected

Definition at line 86 of file SpectralQuad.hpp.

◆ _init

bool moab::SpectralQuad::_init = false

staticprotected

Definition at line 85 of file SpectralQuad.hpp.

◆ _ld

lagrange_data moab::SpectralQuad::_ld

staticprotected

Definition at line 80 of file SpectralQuad.hpp.

◆ _n

int moab::SpectralQuad::_n

staticprotected

Definition at line 78 of file SpectralQuad.hpp.

◆ _odwork

real * moab::SpectralQuad::_odwork

staticprotected

Definition at line 82 of file SpectralQuad.hpp.

◆ _z

real * moab::SpectralQuad::_z

staticprotected

Definition at line 79 of file SpectralQuad.hpp.

The documentation for this class was generated from the following files:

Static Public Member Functions

Static Protected Attributes

Detailed Description

Member Function Documentation

◆ compatible()

◆ eval_set()

◆ evalFcn()

◆ initFcn()

◆ insideFcn()

◆ integrateFcn()

◆ jacobianFcn()

◆ reverseEvalFcn()

Member Data Documentation

◆ _data

◆ _glpoints

◆ _init

◆ _ld

◆ _n

◆ _odwork

◆ _z