node Class Reference

A node in the mesh with a 3D double coordinate. More...

#include <node.h>

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Public Member Functions
	node ()
	Basic constructor.
	node (double x, double y, double z)
	Initializing constructor 1.
	node (double inNode[3])
	Initializing constructor 2.
void	pup (PUP::er &p)
	Pupper.
void	set (int cid, int idx, chunk *cptr)
	Set operation 1.
void	set (double x, double y, double z)
	Set operation 2.
void	set (double inNode[3])
	Set operation 3.
void	reset ()
	Reset operation.
int	operator== (const node &n)
	Equality comparison operation.
node &	operator= (const node &n)
	Assignment operation.
double	getCoord (int d)
	Coordinate value access operation.
void	fix ()
	Set fixed flag.
int	isFixed ()
	Test fixed flag.
void	notFixed ()
	Unset fixed flag.
void	setSurface ()
	Set surface flag.
int	onSurface ()
	Test surface flag.
void	notSurface ()
	Unset surface flag.
double	distance (const node &n)
	Get distance to node n.
void	midpoint (const node &n, node &result)
	Find midpoint between this and node n; place in result.
node	midpoint (const node &n)
	Return midpoint between this and node n.
void	project (const node &n, node &result)
	Project line through point n to get new point.
void	shortenLine (const node &n, double l, node &result)
	Shorten line to length l; place new point in result.
void	relocateNode ()
	Adjust node coordinates with collected data.
void	relocationVote (const node &n)
	Receive a position report.
	node ()
	node (double a, double b)
void	init ()
void	init (double a, double b)
void	init (chunk *cPtr)
void	init (double a, double b, chunk *cPtr)
node &	operator= (const node &n)
int	operator== (const node &n) const
double	X () const
double	Y () const
double	distance (const node &n) const
void	midpoint (const node &n, node *result) const
	node ()
	node (double a, double b)
	node (const node &n)
void	set (double a, double b)
void	reset ()
int	operator== (const node &n)
node &	operator= (const node &n)
void	pup (PUP::er &p)
int	isPresent ()
double	X ()
double	Y ()
int	lock (double l, edgeRef e)
void	unlock ()
double	distance (const node &n)
void	midpoint (const node &n, node &result)
node	midpoint (const node &n)
void	improvePos ()
void	reportPos (const node &n)
int	safeToMove (node m)
int	safeToMove (node m, elemRef E0, edgeRef e0, edgeRef e1, node n1, node n2, node n3)
int	findIntersection (node m, node pi, node pj, node mi)
int	between (node m, node mi)
void	sanityCheck (int cid, int idx)
void	dump ()
Data Fields
int	present
int	boundary
Private Attributes
double	coord [3]
	The 3D Cartesian coordinate.
int	fixed
	Flag for fixed node.
int	surface
	Flag for surface node.
int	reports
	Number of point relocation reports received.
double	sumReports [3]
	Sum of point relocation reports received.
nodeRef	myRef
	A reference to this node.
chunk *	C
	A pointer to the chunk on which this node resides.
double	x
double	y
chunk *	C
int	theLock
double	lockLength
edgeRef	lockHolder

---

Detailed Description

A node in the mesh with a 3D double coordinate.

Definition at line 12 of file node.h.

---

Constructor & Destructor Documentation

node::node

(

)

[inline]

Basic constructor.

Initializes all data members except for coordinates.

Definition at line 39 of file node.h.

References C, fixed, myRef, reports, objRef::reset(), sumReports, and surface.

Referenced by midpoint().

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node::node	(	double	x,
		double	y,
		double	z
	)			[inline]

Initializing constructor 1.

Initializes all data members, accepting three (3) double parameters to initialize the coordinates.

Definition at line 49 of file node.h.

References C, fixed, myRef, reports, objRef::reset(), sumReports, and surface.

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node::node

(

double

inNode[3]

)

[inline]

Initializing constructor 2.

Initializes all data members, accepting an array of three (3) doubles as a parameter to initialize the coordinates.

Definition at line 60 of file node.h.

References C, fixed, myRef, reports, objRef::reset(), sumReports, and surface.

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node::node

(

)

[inline]

Definition at line 109 of file tri.h.

References C.

node::node	(	double	a,
		double	b
	)			[inline]

Definition at line 110 of file tri.h.

References init().

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node::node

(

)

[inline]

Definition at line 25 of file node.h.

References boundary, fixed, present, reports, sumReports, theLock, x, and y.

node::node	(	double	a,
		double	b
	)			[inline]

Definition at line 29 of file node.h.

References boundary, fixed, present, reports, sumReports, theLock, x, and y.

node::node

(

const node &

n

)

[inline]

Definition at line 33 of file node.h.

References boundary, fixed, present, reports, sumReports, theLock, x, and y.

---

Member Function Documentation

void node::pup

(

PUP::er &

p

)

[inline]

Pupper.

Packs/unpacks/sizes the node for use in messages via parameter marshalling. myRef and C become irrelevant remotely and are not needed here.

Definition at line 74 of file node.h.

References fixed, p, reports, sumReports, and surface.

void node::set	(	int	cid,
		int	idx,
		chunk *	cptr
	)			[inline]

Set operation 1.

Initializes myRef and C.

Definition at line 81 of file node.h.

References C, idx, myRef, and objRef::set().

Referenced by findIntersection(), nodeRef::get(), element::hasNodes(), element::improveInternalNode(), element::improveSurfaceNodeHelp(), element::refineCP(), element::refineLF(), and element::splitLF().

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void node::set	(	double	x,
		double	y,
		double	z
	)			[inline]

Set operation 2.

Accepts three (3) double parameters to initialize the coordinates.

Definition at line 84 of file node.h.

References x, and y.

void node::set

(

double

inNode[3]

)

[inline]

Set operation 3.

Accepts and array of three (3) doubles to initialize the coordinates.

Definition at line 89 of file node.h.

void node::reset

(

void

)

[inline]

Reset operation.

Reinitializes all data except for the coordinates.

Definition at line 94 of file node.h.

References C, fixed, myRef, reports, objRef::reset(), sumReports, and surface.

Referenced by edge::reset().

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int node::operator==

(

const node &

n

)

[inline]

Equality comparison operation.

Compares only coordinate values.

Definition at line 103 of file node.h.

References coord.

node& node::operator=

(

const node &

n

)

[inline]

Assignment operation.

Assigns only coordinates and flags.

Definition at line 108 of file node.h.

References coord, fixed, and surface.

double node::getCoord

(

int

d

)

[inline]

Coordinate value access operation.

Input should be 0, 1 or 2. Returns the double that is the dth entry in the coord array. Prints error message if d is out of range.

Definition at line 118 of file node.h.

Referenced by element::improveInternalNode(), element::improveSurfaceNodeHelp(), element::refineCP(), element::refineLF(), element::splitLF(), and nodeRef::update().

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void node::fix

(

)

[inline]

Set fixed flag.

Definition at line 123 of file node.h.

References fixed.

Referenced by element::refineLE().

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int node::isFixed

(

)

[inline]

Test fixed flag.

Definition at line 125 of file node.h.

References fixed.

Referenced by chunk::addNode().

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void node::notFixed

(

)

[inline]

Unset fixed flag.

Definition at line 127 of file node.h.

References fixed.

Referenced by element::refineCP(), element::refineLE(), element::refineLF(), and element::splitLF().

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void node::setSurface

(

)

[inline]

Set surface flag.

Definition at line 129 of file node.h.

References surface.

Referenced by element::refineLE(), and element::refineLF().

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int node::onSurface

(

)

[inline]

Test surface flag.

Definition at line 131 of file node.h.

References surface.

Referenced by chunk::addNode().

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void node::notSurface

(

)

[inline]

Unset surface flag.

Definition at line 133 of file node.h.

References surface.

Referenced by element::refineCP(), element::refineLE(), element::refineLF(), and element::splitLF().

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double node::distance

(

const node &

n

)

[inline]

Get distance to node n.

Definition at line 135 of file node.h.

References coord.

Referenced by element::calculateArea(), element::findLongestEdge(), element::getArea(), element::improveInternalNode(), element::improveSurfaceNodeHelp(), and shortenLine().

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void node::midpoint	(	const node &	n,
		node &	result
	)			[inline]

Find midpoint between this and node n; place in result.

Definition at line 141 of file node.h.

References coord.

node node::midpoint

(

const node &

n

)

[inline]

Return midpoint between this and node n.

Definition at line 147 of file node.h.

References coord, node(), x, and y.

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void node::project	(	const node &	n,
		node &	result
	)			[inline]

Project line through point n to get new point.

Get point at end of projection of line amd place new point in result.

Definition at line 158 of file node.h.

References coord.

void node::shortenLine	(	const node &	n,
		double	l,
		node &	result
	)			[inline]

Shorten line to length l; place new point in result.

Get a point on the line this-->n that is distance l from this node; place the resulting node in result

Definition at line 166 of file node.h.

References coord, distance(), and PUP::m.

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void node::relocateNode

(

)

[inline]

Adjust node coordinates with collected data.

Calculate a new position for this node from the collected reports of desired node locations; assumes all possible reports are in and that the node is movable.

Definition at line 176 of file node.h.

References fixed, reports, and sumReports.

void node::relocationVote

(

const node &

n

)

[inline]

Receive a position report.

Receive a node position report and update the locally collected data.

Definition at line 188 of file node.h.

References coord, reports, and sumReports.

void node::init

(

void

)

[inline]

Definition at line 114 of file tri.h.

References C, x, and y.

Referenced by node().

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void node::init	(	double	a,
		double	b
	)			[inline]

Definition at line 115 of file tri.h.

References x, and y.

void node::init

(

chunk *

cPtr

)

[inline]

Definition at line 116 of file tri.h.

References C.

void node::init	(	double	a,
		double	b,
		chunk *	cPtr
	)			[inline]

Definition at line 117 of file tri.h.

References C, x, and y.

node& node::operator=

(

const node &

n

)

[inline]

Definition at line 120 of file tri.h.

References x, and y.

int node::operator==

(

const node &

n

)

const [inline]

Definition at line 122 of file tri.h.

References x, and y.

double node::X

(

)

const [inline]

Definition at line 125 of file tri.h.

References x.

Referenced by between(), findIntersection(), element::flipInverseTest(), edge::localCollapse(), chunk::nodeReplaceDelete(), edge::split(), and element::splitResponse().

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double node::Y

(

)

const [inline]

Definition at line 126 of file tri.h.

References y.

Referenced by between(), findIntersection(), element::flipInverseTest(), edge::localCollapse(), chunk::nodeReplaceDelete(), edge::split(), and element::splitResponse().

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double node::distance

(

const node &

n

)

const [inline]

Definition at line 129 of file tri.h.

References x, and y.

void node::midpoint	(	const node &	n,
		node *	result
	)			const [inline]

Definition at line 135 of file tri.h.

References x, and y.

void node::set	(	double	a,
		double	b
	)			[inline]

Definition at line 38 of file node.h.

References PUP::a, PUP::b, present, x, and y.

void node::reset

(

void

)

[inline]

Definition at line 41 of file node.h.

References boundary, fixed, present, reports, sumReports, and theLock.

int node::operator==

(

const node &

n

)

[inline]

Definition at line 45 of file node.h.

References x, and y.

node& node::operator=

(

const node &

n

)

[inline]

Definition at line 46 of file node.h.

References boundary, fixed, present, reports, sumReports, theLock, x, and y.

void node::pup

(

PUP::er &

p

)

[inline]

Definition at line 53 of file node.h.

References boundary, fixed, p, present, reports, sumReports, theLock, x, and y.

int node::isPresent

(

)

[inline]

Definition at line 57 of file node.h.

References present.

double node::X

(

)

[inline]

Definition at line 58 of file node.h.

References x.

double node::Y

(

)

[inline]

Definition at line 59 of file node.h.

References y.

int node::lock	(	double	l,
		edgeRef	e
	)			[inline]

Definition at line 60 of file node.h.

References objRef::cid, lockHolder, lockLength, and theLock.

void node::unlock

(

)

[inline]

Definition at line 89 of file node.h.

References theLock.

double node::distance

(

const node &

n

)

[inline]

Definition at line 92 of file node.h.

References PUP::d, x, and y.

void node::midpoint	(	const node &	n,
		node &	result
	)			[inline]

Definition at line 98 of file node.h.

References x, and y.

node node::midpoint

(

const node &

n

)

[inline]

Definition at line 103 of file node.h.

References PUP::a, PUP::b, node(), x, and y.

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void node::improvePos

(

)

[inline]

Definition at line 109 of file node.h.

References reports, sumReports, x, and y.

void node::reportPos

(

const node &

n

)

[inline]

Definition at line 115 of file node.h.

References reports, sumReports, x, and y.

int node::safeToMove

(

node

m

)

[inline]

Definition at line 120 of file node.h.

References boundary.

int node::safeToMove	(	node	m,
		elemRef	E0,
		edgeRef	e0,
		edgeRef	e1,
		node	n1,
		node	n2,
		node	n3
	)			[inline]

Definition at line 124 of file node.h.

References boundary.

int node::findIntersection	(	node	m,
		node	pi,
		node	pj,
		node	mi
	)			[inline]

Definition at line 161 of file node.h.

References set(), x, X(), Y(), and y.

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int node::between	(	node	m,
		node	mi
	)			[inline]

Definition at line 174 of file node.h.

References x, X(), y, and Y().

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void node::sanityCheck	(	int	cid,
		int	idx
	)			[inline]

Definition at line 181 of file node.h.

References theLock, x, and y.

void node::dump

(

)

[inline]

Definition at line 188 of file node.h.

References x, and y.

---

Field Documentation

double node::coord[3] [private]

The 3D Cartesian coordinate.

Definition at line 14 of file node.h.

Referenced by distance(), midpoint(), operator=(), operator==(), project(), relocationVote(), and shortenLine().

int node::fixed [private]

Flag for fixed node.

One (1) flags this as fixed node; zero (0) is not fixed; negative (-1) is uninitialized

Definition at line 18 of file node.h.

Referenced by fix(), isFixed(), node(), chunk::nodeReplaceDelete(), notFixed(), operator=(), pup(), relocateNode(), and reset().

int node::surface [private]

Flag for surface node.

One (1) flags this as a surface node; zero (0) is not surface; negative (-1) is uninitialized

Definition at line 22 of file node.h.

Referenced by node(), notSurface(), onSurface(), operator=(), pup(), reset(), and setSurface().

int node::reports [private]

Number of point relocation reports received.

For mesh improvement, we receive new point votes for relocating this point. This keeps track of how many we have received.

Definition at line 26 of file node.h.

Referenced by improvePos(), node(), operator=(), pup(), relocateNode(), relocationVote(), reportPos(), and reset().

double node::sumReports [private]

Sum of point relocation reports received.

For mesh improvement, we sum new point votes for each coordinate in this array. When voting is complete we compute an average for each coordinate using reports (above).

Definition at line 31 of file node.h.

Referenced by improvePos(), node(), operator=(), pup(), relocateNode(), relocationVote(), reportPos(), and reset().

nodeRef node::myRef [private]

A reference to this node.

Definition at line 33 of file node.h.

Referenced by node(), reset(), and set().

chunk* node::C [private]

A pointer to the chunk on which this node resides.

Definition at line 35 of file node.h.

Referenced by init(), node(), reset(), and set().

double node::x [private]

Definition at line 104 of file tri.h.

Referenced by between(), distance(), dump(), findIntersection(), improvePos(), init(), midpoint(), node(), operator=(), operator==(), pup(), reportPos(), sanityCheck(), set(), and X().

double node::y [private]

Definition at line 104 of file tri.h.

Referenced by between(), distance(), dump(), findIntersection(), improvePos(), init(), midpoint(), node(), operator=(), operator==(), pup(), reportPos(), sanityCheck(), set(), and Y().

chunk* node::C [private]

Definition at line 105 of file tri.h.

int node::theLock [private]

Definition at line 17 of file node.h.

Referenced by lock(), node(), operator=(), pup(), reset(), sanityCheck(), and unlock().

double node::lockLength [private]

Definition at line 18 of file node.h.

Referenced by lock().

edgeRef node::lockHolder [private]

Definition at line 19 of file node.h.

Referenced by lock().

int node::present

Definition at line 21 of file node.h.

Referenced by isPresent(), node(), operator=(), pup(), reset(), and set().

int node::boundary

Definition at line 22 of file node.h.

Referenced by node(), chunk::nodeReplaceDelete(), operator=(), pup(), reset(), and safeToMove().

---

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

• libs/ck-libs/pmaf/node.h
• libs/ck-libs/tmr/tri.h
• libs/ck-libs/TMRC2D/node.h