quality_3d.c File Reference

Functions to compute elements quality and edge lengths. More...

#include "inlined_functions_3d.h"

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Functions
int	MMG3D_tetraQual (MMG5_pMesh mesh, MMG5_pSol met, int8_t metRidTyp)
double	MMG5_caltet33_ani (MMG5_pMesh mesh, MMG5_pSol met, MMG5_pTetra pt)
int	MMG3D_computePrilen (MMG5_pMesh mesh, MMG5_pSol met, double *avlen, double *lmin, double *lmax, int *ned, int *amin, int *bmin, int *amax, int *bmax, int *nullEdge, int8_t metRidTyp, double **bd_in, int hl[9])
int	MMG3D_prilen (MMG5_pMesh mesh, MMG5_pSol met, int8_t metRidTyp)
void	MMG3D_computeLESqua (MMG5_pMesh mesh, MMG5_pSol met, int *ne, double *max, double *avg, double *min, int *iel, int *good, int *med, int his[5], int imprim)
int	MMG3D_displayQualHisto (int ne, double max, double avg, double min, int iel, int good, int med, int his[5], int nrid, int optimLES, int imprim)
int	MMG3D_displayQualHisto_internal (int ne, double max, double avg, double min, int iel, int good, int med, int his[5], int nrid, int optimLES, int imprim)
void	MMG3D_computeInqua (MMG5_pMesh mesh, MMG5_pSol met, int *ne, double *max, double *avg, double *min, int *iel, int *good, int *med, int his[5], int imprim)
int	MMG3D_inqua (MMG5_pMesh mesh, MMG5_pSol met)
void	MMG3D_computeOutqua (MMG5_pMesh mesh, MMG5_pSol met, int *ne, double *max, double *avg, double *min, int *iel, int *good, int *med, int his[5], int *nrid, int imprim)
int	MMG3D_outqua (MMG5_pMesh mesh, MMG5_pSol met)
int	MMG5_countelt (MMG5_pMesh mesh, MMG5_pSol sol, double *weightelt, long *npcible)

Variables
int8_t	ddb

Detailed Description

Functions to compute elements quality and edge lengths.

Author

Charles Dapogny (UPMC)

Cécile Dobrzynski (Bx INP/Inria/UBordeaux)

Pascal Frey (UPMC)

Algiane Froehly (Inria/UBordeaux)

Version

5

Copyright

GNU Lesser General Public License.

Function Documentation

MMG3D_computeInqua()

void MMG3D_computeInqua	(	MMG5_pMesh	mesh,
		MMG5_pSol	met,
		int *	ne,
		double *	max,
		double *	avg,
		double *	min,
		int *	iel,
		int *	good,
		int *	med,
		int	his[5],
		int	imprim
	)

Parameters

mesh	pointer toward the mesh structure.
met	pointer toward the metric structure.
ne	pointer toward the number of used tetra (to fill).
max	pointer toward the maximal quality (normalized) to fill.
avg	pointer toward the average quality (normalized) to fill.
min	pointer toward the minimal quality (normalized) to fill.
iel	pointer toward the index of the worst tetra (to fill).
good	number of good elements (to fill).
med	number of elements with a quality greather than 0.5 (to fill).
his	pointer toward the mesh histogram (to fill).
imprim	verbosity level

Compute the needed quality information in order to print the quality histogram (for a classic storage of the metric at ridges).

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MMG3D_computeLESqua()

void MMG3D_computeLESqua	(	MMG5_pMesh	mesh,
		MMG5_pSol	met,
		int *	ne,
		double *	max,
		double *	avg,
		double *	min,
		int *	iel,
		int *	good,
		int *	med,
		int	his[5],
		int	imprim
	)

Parameters

mesh	pointer toward the mesh structure.
met	pointer toward the metric structure.
ne	pointer toward the number of used tetra (to fill).
max	pointer toward the maximal quality (normalized) to fill.
avg	pointer toward the average quality (normalized) to fill.
min	pointer toward the minimal quality (normalized) to fill.
iel	pointer toward the index of the worst tetra (to fill).
good	number of good elements (to fill).
med	number of elements with a quality greather than 0.5 (to fill).
his	pointer toward the mesh histogram (to fill).
imprim	verbosity level

Compute the needed quality information in order to print the quality histogram in optimLES mode.

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MMG3D_computeOutqua()

void MMG3D_computeOutqua	(	MMG5_pMesh	mesh,
		MMG5_pSol	met,
		int *	ne,
		double *	max,
		double *	avg,
		double *	min,
		int *	iel,
		int *	good,
		int *	med,
		int	his[5],
		int *	nrid,
		int	imprim
	)

Parameters

mesh	pointer toward the mesh structure.
met	pointer toward the metric structure.
ne	pointer toward the number of used tetra (to fill).
max	pointer toward the maximal quality (normalized) to fill.
avg	pointer toward the average quality (normalized) to fill.
min	pointer toward the minimal quality (normalized) to fill.
iel	pointer toward the index of the worst tetra (to fill).
good	number of good elements (to fill).
med	number of elements with a quality greather than 0.5 (to fill).
his	pointer toward the mesh histogram (to fill).
nrid	number of tetra with 4 ridge points if we want to warn the user to fill.
imprim	verbosity level

Compute the needed quality information in order to print the quality histogram (for special storage of the metric at ridges).

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MMG3D_computePrilen()

int MMG3D_computePrilen	(	MMG5_pMesh	mesh,
		MMG5_pSol	met,
		double *	avlen,
		double *	lmin,
		double *	lmax,
		int *	ned,
		int *	amin,
		int *	bmin,
		int *	amax,
		int *	bmax,
		int *	nullEdge,
		int8_t	metRidTyp,
		double **	bd_in,
		int	hl[9]
	)

Parameters

mesh	pointer toward the mesh structure.
met	pointer toward the metric structure.
avlen	average length (to fill).
lmin	minimal length (to fill).
lmax	max length (to fill).
ned	number of edges (to fill).
amin	(to fill).
bmin	(to fill).
amax	(to fill).
bmax	(to fill).
nullEdge	(to fill).
metRidTyp	(to fill).
bd_in	(to fill).
hl	(to fill).

Returns

0 if fail, 1 otherwise.

Compute the required information to print the length histogram

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MMG3D_displayQualHisto()

int MMG3D_displayQualHisto	(	int	ne,
		double	max,
		double	avg,
		double	min,
		int	iel,
		int	good,
		int	med,
		int	his[5],
		int	nrid,
		int	optimLES,
		int	imprim
	)

Parameters

ne	number of used tetra.
max	maximal quality (normalized).
avg	average quality (normalized).
min	minimal quality (normalized).
iel	index of the worst tetra.
good	number of good elements.
med	number of elements with a quality greather than 0.5
his	pointer toward the mesh histogram.
nrid	number of tetra with 4 ridge points if we want to warn the user.
optimLES	1 if we work in optimLES mode, 0 otherwise
imprim	verbosity level

Returns

0 if the worst element has a nul quality, 1 otherwise.

Print the header of the histogram of mesh qualities then call the function that print the histogram for special metric at ridges.

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MMG3D_displayQualHisto_internal()

int MMG3D_displayQualHisto_internal	(	int	ne,
		double	max,
		double	avg,
		double	min,
		int	iel,
		int	good,
		int	med,
		int	his[5],
		int	nrid,
		int	optimLES,
		int	imprim
	)

Parameters

ne	number of used tetra.
max	maximal quality (normalized).
avg	average quality (normalized).
min	minimal quality (normalized).
iel	index of the worst tetra.
good	number of good elements.
med	number of elements with a quality greather than 0.5
his	pointer toward the mesh histogram.
nrid	number of tetra with 4 ridge points if we want to warn the user.
optimLES	1 if we work in optimLES mode, 0 otherwise
imprim	verbosity level

Returns

0 if the worst element has a nul quality, 1 otherwise.

Print histogram of mesh qualities for special storage of metric at ridges.

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MMG3D_inqua()

int MMG3D_inqua	(	MMG5_pMesh	mesh,
		MMG5_pSol	met
	)

Parameters

mesh	pointer toward the mesh structure.
met	pointer toward the metric structure.

Returns

0 if the worst element has a nul quality, 1 otherwise.

Print histogram of mesh qualities for classic storage of metric at ridges.

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MMG3D_outqua()

int MMG3D_outqua	(	MMG5_pMesh	mesh,
		MMG5_pSol	met
	)

Parameters

mesh	pointer toward the mesh structure.
met	pointer toward the metric structure.

Returns

0 if the worst element has a nul quality, 1 otherwise.

Print histogram of mesh qualities for special storage of metric at ridges.

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MMG3D_prilen()

int MMG3D_prilen	(	MMG5_pMesh	mesh,
		MMG5_pSol	met,
		int8_t	metRidTyp
	)

Parameters

mesh	pointer toward the mesh structure.
met	pointer toward the metric structure.
metRidTyp	Type of storage of ridges metrics: 0 for classic storage, 1 for special storage.

Returns

0 if fail, 1 otherwise.

Compute sizes of edges of the mesh, and displays histo.

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MMG3D_tetraQual()

int MMG3D_tetraQual	(	MMG5_pMesh	mesh,
		MMG5_pSol	met,
		int8_t	metRidTyp
	)

Parameters

mesh	pointer toward the mesh structure.
met	pointer toward the meric structure.
metRidTyp	metric storage (classic or special)

Returns

1 if success, 0 if fail.

Compute the quality of the tetras over the mesh.

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MMG5_caltet33_ani()

double MMG5_caltet33_ani ( MMG5_pMesh  mesh, MMG5_pSol  met, MMG5_pTetra  pt  )

inline

Parameters

mesh	pointer toward the mesh structure.
met	pointer toward the meric structure.
pt	pointer toward a tetrahedra.

Returns

The anisotropic quality of the tet or 0.0 if fail.

Compute the quality of the tet pt with respect to the anisotropic metric met. and for a calssic storage of metrics at ridges.

Todo:

test with the square of this measure

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MMG5_countelt()

int MMG5_countelt	(	MMG5_pMesh	mesh,
		MMG5_pSol	sol,
		double *	weightelt,
		long *	npcible
	)

Parameters

mesh	pointer toward the mesh.
sol,pointer	toward the sol structure.
weightelt	put weight on elts.
npcible	estimation of the final number of nodes/

Returns

0 if fail, 1 if success

Approximation of the final number of vertex.

Warning

call MMG3D_hashTetra(mesh,1) or analysis before using

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Variable Documentation

ddb

int8_t ddb