movpt_s.c File Reference

Functions to move a point in the mesh. More...

#include "mmgs.h"
#include <math.h>

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Functions
int	movintpt_iso (MMG5_pMesh mesh, MMG5_pSol met, int *list, int ilist)
int	MMGS_paramDisp (MMG5_pMesh mesh, int it1, int it2, double l1old, double l2old, int8_t isrid1, int8_t isrid2, int ip0, int ip1, int ip2, double step, double o[3], int8_t *isrid)
static int	MMGS_update_normalAndTangent (MMG5_pMesh mesh, MMG5_pPoint p0, MMG5_pPoint p, double llold, double lam0, double lam1, double lam2, double no1[3], double no2[3], double np1[3], double np2[3], double nn1[3], double nn2[3], double to[3])
int	MMGS_moveTowardPoint (MMG5_pMesh mesh, MMG5_pPoint p0, MMG5_pPoint p, double llold, double lam0, double lam1, double lam2, double nn1[3], double nn2[3], double to[3])
int	movridpt_iso (MMG5_pMesh mesh, MMG5_pSol met, int *list, int ilist)

Detailed Description

Functions to move a point in the mesh.

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.

Todo:

Doxygen documentation

Function Documentation

MMGS_moveTowardPoint()

int MMGS_moveTowardPoint	(	MMG5_pMesh	mesh,
		MMG5_pPoint	p0,
		MMG5_pPoint	p,
		double	llold,
		double	lam0,
		double	lam1,
		double	lam2,
		double	nn1[3],
		double	nn2[3],
		double	to[3]
	)

Parameters

mesh	pointer toward the mesh
p0	point to move.
p	neighbouring point toward which we try to move.
llold	init length of edge p0-p
lam0	first bezier basis function (order 2)
lam1	second bezier basis function (order 2)
lam2	third bezier basis function (order 2)
nn1	normal at point p0 after relocation
nn2	normal at point p0 after relocation
to	tangent along edge at point p0 after relocation

Returns

1 if success, 0 if fail

Update normals and tangent at ref or ridge point p0 after relocation at coordinates o.

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MMGS_paramDisp()

int MMGS_paramDisp	(	MMG5_pMesh	mesh,
		int	it1,
		int	it2,
		double	l1old,
		double	l2old,
		int8_t	isrid1,
		int8_t	isrid2,
		int	ip0,
		int	ip1,
		int	ip2,
		double	step,
		double	o[3],
		int8_t *	isrid
	)

Parameters

mesh	pointer toward the mesh
it1	triangle to which belongs the first edge
it2	triangle to which belongs the second edge
l1old	length of the first edge
l2old	length of the second edge
isrid1	1 if the first edge is a ridge
isrid2	1 if the second edge is a ridge
ip0	edge point that we want to move
ip1	edge point connected by the ref/ridge edge to p0
ip2	edge point connected by the ref/ridge edge to p0
step	displacement factor along the ref/ridge edge
o	coordinates of point after relocation
isrid	1 if point is moved toward a ridge.

Returns

1 if success, 0 otherwise.

Infer arc length of displacement along ref or ridge edge, parameterized over edges.

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MMGS_update_normalAndTangent()

static int MMGS_update_normalAndTangent ( MMG5_pMesh  mesh, MMG5_pPoint  p0, MMG5_pPoint  p, double  llold, double  lam0, double  lam1, double  lam2, double  no1[3], double  no2[3], double  np1[3], double  np2[3], double  nn1[3], double  nn2[3], double  to[3]  )

static

Parameters

mesh	pointer toward the mesh
p0	point to move.
p	neighbouring point toward which we try to move.
llold	init length of edge p0-p
lam0	first bezier basis function (order 2)
lam1	second bezier basis function (order 2)
lam2	third bezier basis function (order 2)
no1	init normal at point p0
no2	init normal at point p0
np1	normal at point p associated to no1
np2	normal at point p associated to no2
nn1	normal at point p0 after relocation
nn2	normal at point p0 after relocation
to	tangent along edge at point p0 after relocation

Returns

1 if success, 0 if fail

Update normals and tangent at ref or ridge point p0 after relocation at coordinates o with the normal np1 associated to the normal no1 and the normal np2 associated to the normal no2.

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movintpt_iso()

int movintpt_iso	(	MMG5_pMesh	mesh,
		MMG5_pSol	met,
		int *	list,
		int	ilist
	)

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movridpt_iso()

int movridpt_iso	(	MMG5_pMesh	mesh,
		MMG5_pSol	met,
		int *	list,
		int	ilist
	)

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