GD_TrimLoop Class Reference

#include <GD_TrimLoop.h>

Public Member Functions
	GD_TrimLoop ()
	GD_TrimLoop (GD_TrimPiece *curve)
	~GD_TrimLoop ()
int64	getMemoryUsage (bool inclusive) const
int	evaluate (float u, UT_Vector2 &pos) const
int	evaluate (float u, UT_Vector2 &pos, UT_Vector2 &der) const
int	evaluateHead (UT_Vector2 &pos) const
int	evaluateTail (UT_Vector2 &pos) const
void	evaluateNormal (UT_Vector3 &normal) const
void	findDirection ()
unsigned	isClosed () const
void	close (int connect_ends=0)
float	length () const
unsigned	isClockwise () const
void	appendLoop (GD_TrimLoop *loop)
void	append (GD_TrimLoop *loop, int consolidate=0, int deleteloop=0, int join=0)
void	appendPoint (float u, float v)
int	appendAtIntersect (GD_TrimLoop *loop, int deleteloop, float tol=1E-4F)
void	append (GD_TrimPiece *piece)
GD_TrimLoop *	copy () const
GD_TrimLoop *	copyThis () const
void	reverse ()
void	reverseThis ()
int	isInsideJitter (const UT_Vector2 &pt, float tol=1e-4F, float dither=1e-5F) const
int	isInside (const GD_TrimLoop &prim, float tol=1E-4F) const
int	isInside (const UT_Vector2 &pt, float tol=1E-4F) const
int	isTrimmedIn (const UT_Vector2 &pt, GD_TrimRule rule=GD_TrimWindingRule) const
int	isTrimmedIn (float u, float v, GD_TrimRule rule=GD_TrimWindingRule) const
int	isTrimmedIn (const UT_Vector2 &pt, UT_IntArray &validloops, GD_TrimRule rule=GD_TrimWindingRule) const
int	isTrimmedIn (float u, float v, UT_IntArray &validloops, GD_TrimRule rule=GD_TrimWindingRule) const
int	isTrimmedInJitter (const UT_Vector2 &pt, GD_TrimRule rule=GD_TrimWindingRule) const
int	isTrimmedInJitter (float u, float v, GD_TrimRule rule=GD_TrimWindingRule) const
int	isTrimmedIn (GD_TrimLoop *loop, GD_TrimRule rule=GD_TrimWindingRule) const
void	getParameterRange (float &umin, float &umax) const
float	parametricDist (float u1, float u2) const
float	parametricLength (float u1, float u2) const
GD_TrimLoop *	cut (float u1, float u2) const
void	cutAtIsoparm (GD_TrimLoop **left, GD_TrimLoop **right, GD_IsoparmDirection iso, float val, float tol=1e-4f)
void	cutAtTrim (GD_TrimLoop **inside, GD_TrimLoop **outside, const GD_TrimLoop *cutter, GD_TrimLoop *source)
int	intersect (const GD_TrimLoop &loop, UT_Array< GD_TrimHitInfo > &hitlist, float tol=1E-4F) const
int	intersect (GD_TrimPiece &piece, UT_Array< GD_TrimHitInfo > &hitlist, float tol=1e-4F) const
int	intersectAll (const GD_TrimLoop &loop, UT_Array< GD_TrimHitInfo > &hitlist, float tol=1e-4F) const
int	intersectDomain (const UT_BoundingRect &brect, UT_Array< GD_TrimHitInfo > &hitlist, float tol=1E-4F) const
GD_TrimLoop *	domainClip (const UT_BoundingRect &brect, float tol=1E-4F, int preservedirection=1)
int	startWalk (float inc, float minstep, float maxstep, float &u, float &v)
int	doWalk (float &u, float &v)
void	endWalk ()
int	getData (UT_IntArray &ncurves, UT_IntArray &order, UT_IntArray &ncvs, UT_FloatArray &knots, UT_FloatArray &min, UT_FloatArray &max, UT_FloatArray &u, UT_FloatArray &v, UT_FloatArray &w) const
int	setLoopIds (int id=0)
int	getId () const
GD_TrimLoop *	getNext () const
GD_TrimLoop *	getChild () const
GD_Detail *	getDetail () const
void	setDetail (GD_Detail *gdp)
GD_TrimLoop *	preprocessLoops (GD_TrimRule rule, int altitude=0)
int	getMaxHeight () const
int	getBaseDir () const
GD_TrimLoop *	flatten ()
void	print (int i=1, int recurse=1) const
int	isHeadNearTail (float tol=1E-4F) const
int	hitHead (const UT_BoundingRect &brect, UT_Array< GD_TrimHitInfo > &hitlist, float tol=1E-4F) const
int	hitTail (const UT_BoundingRect &brect, UT_Array< GD_TrimHitInfo > &hitlist, float tol=1E-4F) const
int	getPoints (int numdivs, UT_Vector3Array &domain, int usebreak)
GD_TrimPiece *	getPiece (GD_TrimPiece *prev_piece) const

Static Public Member Functions
static GD_TrimLoop *	domainBridge (const UT_BoundingRect &brect, const UT_Vector2 &posa, float ua, GD_DomainBoundary a, const UT_Vector2 &posb, float ub, GD_DomainBoundary b, float tol, const UT_BoundingRect &bbox, int alwayscounter=0)

Public Attributes
UT_BoundingRect	myBBox
GD_TrimPiece *	myTrimPieces
GD_TrimPiece *	myLastTrimPiece

Protected Member Functions
void	snapPieces ()
GD_TrimLoop *	applyWindingRule (int isfragmented=0, int altitude=0, int *maxdepth=0, int *basedir=0)
GD_TrimLoop *	fragment (const GD_TrimLoop *loop) const
int	intersect (float val, GD_IsoparmDirection isoparm, UT_Array< GD_TrimHitInfo > &hitlist, float tol=1E-4F) const
int	processIsoparmHits (UT_Array< GD_TrimHitInfo > &hits, int hit, float tol=1E-4F) const
void	doIsoparm (int isoparm, float val, float tol, GD_DomainBoundary code, UT_Array< GD_TrimHitInfo > &hitlist, int &hit, int &i) const
GD_TrimLoop *	addPossibleChild (GD_TrimLoop *loop)
GD_TrimLoop *	removeDegenerateLoops (float tol=1E-4F)
GD_TrimLoop *	removeRedundantLoops ()
void	findDepths (int depth)
int	findMaxDepth () const
int	getBaseTrimDir () const
void	adjustDepths (int deltadepth)

Detailed Description

Definition at line 58 of file GD_TrimLoop.h.

Constructor & Destructor Documentation

GD_TrimLoop::GD_TrimLoop

(

)

GD_TrimLoop::GD_TrimLoop

(

GD_TrimPiece *

curve

)

GD_TrimLoop::~GD_TrimLoop

(

)

Member Function Documentation

GD_TrimLoop* GD_TrimLoop::addPossibleChild ( GD_TrimLoop *  loop )

protected

void GD_TrimLoop::adjustDepths ( int  deltadepth )

protected

void GD_TrimLoop::append	(	GD_TrimLoop *	loop,
		int	consolidate = 0,
		int	deleteloop = 0,
		int	join = 0
	)

void GD_TrimLoop::append

(

GD_TrimPiece *

piece

)

int GD_TrimLoop::appendAtIntersect	(	GD_TrimLoop *	loop,
		int	deleteloop,
		float	tol = 1E-4F
	)

void GD_TrimLoop::appendLoop

(

GD_TrimLoop *

loop

)

void GD_TrimLoop::appendPoint	(	float	u,
		float	v
	)

GD_TrimLoop* GD_TrimLoop::applyWindingRule ( int  isfragmented = 0, int  altitude = 0, int *  maxdepth = 0, int *  basedir = 0  )

protected

void GD_TrimLoop::close

(

int

connect_ends = 0

)

GD_TrimLoop* GD_TrimLoop::copy

(

)

const

GD_TrimLoop* GD_TrimLoop::copyThis

(

)

const

GD_TrimLoop* GD_TrimLoop::cut	(	float	u1,
		float	u2
	)		const

void GD_TrimLoop::cutAtIsoparm	(	GD_TrimLoop **	left,
		GD_TrimLoop **	right,
		GD_IsoparmDirection	iso,
		float	val,
		float	tol = 1e-4f
	)

void GD_TrimLoop::cutAtTrim	(	GD_TrimLoop **	inside,
		GD_TrimLoop **	outside,
		const GD_TrimLoop *	cutter,
		GD_TrimLoop *	source
	)

void GD_TrimLoop::doIsoparm ( int  isoparm, float  val, float  tol, GD_DomainBoundary  code, UT_Array< GD_TrimHitInfo > &  hitlist, int &  hit, int &  i  ) const

protected

static GD_TrimLoop* GD_TrimLoop::domainBridge ( const UT_BoundingRect &  brect, const UT_Vector2 &  posa, float  ua, GD_DomainBoundary  a, const UT_Vector2 &  posb, float  ub, GD_DomainBoundary  b, float  tol, const UT_BoundingRect &  bbox, int  alwayscounter = 0  )

static

GD_TrimLoop* GD_TrimLoop::domainClip	(	const UT_BoundingRect &	brect,
		float	tol = 1E-4F,
		int	preservedirection = 1
	)

int GD_TrimLoop::doWalk	(	float &	u,
		float &	v
	)

void GD_TrimLoop::endWalk

(

)

int GD_TrimLoop::evaluate	(	float	u,
		UT_Vector2 &	pos
	)		const

int GD_TrimLoop::evaluate	(	float	u,
		UT_Vector2 &	pos,
		UT_Vector2 &	der
	)		const

int GD_TrimLoop::evaluateHead

(

UT_Vector2 &

pos

)

const

void GD_TrimLoop::evaluateNormal

(

UT_Vector3 &

normal

)

const

int GD_TrimLoop::evaluateTail

(

UT_Vector2 &

pos

)

const

void GD_TrimLoop::findDepths ( int  depth )

protected

void GD_TrimLoop::findDirection

(

)

int GD_TrimLoop::findMaxDepth ( ) const

protected

GD_TrimLoop* GD_TrimLoop::flatten

(

)

GD_TrimLoop* GD_TrimLoop::fragment ( const GD_TrimLoop *  loop ) const

protected

int GD_TrimLoop::getBaseDir

(

)

const

int GD_TrimLoop::getBaseTrimDir ( ) const

protected

GD_TrimLoop* GD_TrimLoop::getChild ( ) const

inline

Definition at line 236 of file GD_TrimLoop.h.

int GD_TrimLoop::getData	(	UT_IntArray &	ncurves,
		UT_IntArray &	order,
		UT_IntArray &	ncvs,
		UT_FloatArray &	knots,
		UT_FloatArray &	min,
		UT_FloatArray &	max,
		UT_FloatArray &	u,
		UT_FloatArray &	v,
		UT_FloatArray &	w
	)		const

GD_Detail* GD_TrimLoop::getDetail ( ) const

inline

Definition at line 238 of file GD_TrimLoop.h.

int GD_TrimLoop::getId ( ) const

inline

Definition at line 233 of file GD_TrimLoop.h.

int GD_TrimLoop::getMaxHeight

(

)

const

int64 GD_TrimLoop::getMemoryUsage

(

bool

inclusive

)

const

GD_TrimLoop* GD_TrimLoop::getNext ( ) const

inline

Definition at line 235 of file GD_TrimLoop.h.

void GD_TrimLoop::getParameterRange	(	float &	umin,
		float &	umax
	)		const

GD_TrimPiece* GD_TrimLoop::getPiece

(

GD_TrimPiece *

prev_piece

)

const

Walks over all trim pieces of this loop. Pass NULL to it in the first call, and then the current piece in all subsequent calls. Once the traversal reaches the end, a NULL pointer is returned.

int GD_TrimLoop::getPoints	(	int	numdivs,
		UT_Vector3Array &	domain,
		int	usebreak
	)

int GD_TrimLoop::hitHead	(	const UT_BoundingRect &	brect,
		UT_Array< GD_TrimHitInfo > &	hitlist,
		float	tol = 1E-4F
	)		const

int GD_TrimLoop::hitTail	(	const UT_BoundingRect &	brect,
		UT_Array< GD_TrimHitInfo > &	hitlist,
		float	tol = 1E-4F
	)		const

int GD_TrimLoop::intersect	(	const GD_TrimLoop &	loop,
		UT_Array< GD_TrimHitInfo > &	hitlist,
		float	tol = 1E-4F
	)		const

int GD_TrimLoop::intersect	(	GD_TrimPiece &	piece,
		UT_Array< GD_TrimHitInfo > &	hitlist,
		float	tol = 1e-4F
	)		const

int GD_TrimLoop::intersect ( float  val, GD_IsoparmDirection  isoparm, UT_Array< GD_TrimHitInfo > &  hitlist, float  tol = 1E-4F  ) const

protected

int GD_TrimLoop::intersectAll	(	const GD_TrimLoop &	loop,
		UT_Array< GD_TrimHitInfo > &	hitlist,
		float	tol = 1e-4F
	)		const

int GD_TrimLoop::intersectDomain	(	const UT_BoundingRect &	brect,
		UT_Array< GD_TrimHitInfo > &	hitlist,
		float	tol = 1E-4F
	)		const

unsigned GD_TrimLoop::isClockwise ( ) const

inline

Definition at line 96 of file GD_TrimLoop.h.

unsigned GD_TrimLoop::isClosed ( ) const

inline

Definition at line 87 of file GD_TrimLoop.h.

int GD_TrimLoop::isHeadNearTail

(

float

tol = 1E-4F

)

const

int GD_TrimLoop::isInside	(	const GD_TrimLoop &	prim,
		float	tol = 1E-4F
	)		const

int GD_TrimLoop::isInside	(	const UT_Vector2 &	pt,
		float	tol = 1E-4F
	)		const

int GD_TrimLoop::isInsideJitter	(	const UT_Vector2 &	pt,
		float	tol = 1e-4F,
		float	dither = 1e-5F
	)		const

int GD_TrimLoop::isTrimmedIn	(	const UT_Vector2 &	pt,
		GD_TrimRule	rule = GD_TrimWindingRule
	)		const

int GD_TrimLoop::isTrimmedIn	(	float	u,
		float	v,
		GD_TrimRule	rule = GD_TrimWindingRule
	)		const

int GD_TrimLoop::isTrimmedIn	(	const UT_Vector2 &	pt,
		UT_IntArray &	validloops,
		GD_TrimRule	rule = GD_TrimWindingRule
	)		const

int GD_TrimLoop::isTrimmedIn	(	float	u,
		float	v,
		UT_IntArray &	validloops,
		GD_TrimRule	rule = GD_TrimWindingRule
	)		const

int GD_TrimLoop::isTrimmedIn	(	GD_TrimLoop *	loop,
		GD_TrimRule	rule = GD_TrimWindingRule
	)		const

int GD_TrimLoop::isTrimmedInJitter	(	const UT_Vector2 &	pt,
		GD_TrimRule	rule = GD_TrimWindingRule
	)		const

int GD_TrimLoop::isTrimmedInJitter	(	float	u,
		float	v,
		GD_TrimRule	rule = GD_TrimWindingRule
	)		const

float GD_TrimLoop::length

(

)

const

float GD_TrimLoop::parametricDist	(	float	u1,
		float	u2
	)		const

float GD_TrimLoop::parametricLength	(	float	u1,
		float	u2
	)		const

GD_TrimLoop* GD_TrimLoop::preprocessLoops	(	GD_TrimRule	rule,
		int	altitude = 0
	)

void GD_TrimLoop::print	(	int	i = 1,
		int	recurse = 1
	)		const

int GD_TrimLoop::processIsoparmHits ( UT_Array< GD_TrimHitInfo > &  hits, int  hit, float  tol = 1E-4F  ) const

protected

GD_TrimLoop* GD_TrimLoop::removeDegenerateLoops ( float  tol = 1E-4F )

protected

GD_TrimLoop* GD_TrimLoop::removeRedundantLoops ( )

protected

void GD_TrimLoop::reverse

(

)

void GD_TrimLoop::reverseThis

(

)

void GD_TrimLoop::setDetail ( GD_Detail *  gdp )

inline

Definition at line 239 of file GD_TrimLoop.h.

int GD_TrimLoop::setLoopIds

(

int

id = 0

)

void GD_TrimLoop::snapPieces ( )

protected

int GD_TrimLoop::startWalk	(	float	inc,
		float	minstep,
		float	maxstep,
		float &	u,
		float &	v
	)

Member Data Documentation

UT_BoundingRect GD_TrimLoop::myBBox

Definition at line 357 of file GD_TrimLoop.h.

GD_TrimPiece* GD_TrimLoop::myLastTrimPiece

Definition at line 361 of file GD_TrimLoop.h.

GD_TrimPiece* GD_TrimLoop::myTrimPieces

Definition at line 360 of file GD_TrimLoop.h.

---

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

• GD/GD_TrimLoop.h