Hull Class Reference

#include <hull.h>

Inheritance diagram for Hull:

Collaboration diagram for Hull:

Classes
struct	Side

Public Member Functions
	Hull (void)
	~Hull (void)
void	init (void)
GridTrimVertex *	nextlower (GridTrimVertex *)
GridTrimVertex *	nextupper (GridTrimVertex *)
Public Member Functions inherited from TrimRegion
	TrimRegion ()
void	init (REAL)
void	advance (REAL, REAL, REAL)
void	setDu (REAL)
void	init (long, Arc_ptr)
void	getPts (Arc_ptr)
void	getPts (Backend &)
void	getGridExtent (TrimVertex *, TrimVertex *)
void	getGridExtent (void)
int	canTile (void)

Private Attributes
Side	lower
Side	upper
Trimline	fakeleft
Trimline	fakeright

Additional Inherited Members
Public Attributes inherited from TrimRegion
Trimline	left
Trimline	right
Gridline	top
Gridline	bot
Uarray	uarray

Detailed Description

Definition at line 47 of file hull.h.

Constructor & Destructor Documentation

Hull()

Hull::Hull

(

void

)

Definition at line 51 of file hull.cc.

{}

~Hull()

Hull::~Hull

(

void

)

Definition at line 54 of file hull.cc.

{}

Member Function Documentation

init()

void Hull::init

(

void

)

Definition at line 63 of file hull.cc.

{
    TrimVertex *lfirst = left.first();
    TrimVertex *llast = left.last();
    if( lfirst->param[0] <= llast->param[0] ) {
    fakeleft.init( left.first() );
    upper.left = &fakeleft;
    lower.left = &left;
    } else {
    fakeleft.init( left.last() );
    lower.left = &fakeleft;
    upper.left = &left;
    }
    upper.left->last();
    lower.left->first();
 
    if( top.ustart <= top.uend ) {
    upper.line = &top;
    upper.index = top.ustart;
    } else
    upper.line = 0;
 
    if( bot.ustart <= bot.uend ) {
    lower.line = &bot;
    lower.index = bot.ustart;
    } else
    lower.line = 0;
 
    TrimVertex *rfirst = right.first();
    TrimVertex *rlast = right.last();
    if( rfirst->param[0] <= rlast->param[0] ) {
    fakeright.init( right.last() );
    lower.right = &fakeright;
    upper.right = &right;
    } else {
    fakeright.init( right.first() );
    upper.right = &fakeright;
    lower.right = &right;
    }
    upper.right->first();
    lower.right->last();
}

Referenced by Mesher::mesh(), Slicer::outline(), and Slicer::slice_old().

nextlower()

GridTrimVertex * Hull::nextlower

(

GridTrimVertex *

gv

)

Definition at line 142 of file hull.cc.

{
    if( lower.left ) {
    gv->set( lower.left->next() );
    if( gv->isTrimVert() ) return gv;
    lower.left = 0;
    } 
 
    if( lower.line ) {
    gv->set( uarray.uarray[lower.index], lower.line->vval );
    gv->set( lower.index, lower.line->vindex );
    if( lower.index++ == lower.line->uend ) lower.line = 0;
    return gv;
    } 
 
    if( lower.right ) {
    gv->set( lower.right->prev() );
    if( gv->isTrimVert() ) return gv;
    lower.right = 0;
    } 
 
    return 0;
}

Referenced by Mesher::finishLower(), Mesher::mesh(), and Slicer::outline().

nextupper()

GridTrimVertex * Hull::nextupper

(

GridTrimVertex *

gv

)

Definition at line 116 of file hull.cc.

{
    if( upper.left ) {
    gv->set( upper.left->prev() );
    if( gv->isTrimVert() ) return gv;
    upper.left = 0;
    } 
 
    if( upper.line ) {
    assert( upper.index <= upper.line->uend );
    gv->set( uarray.uarray[upper.index], upper.line->vval );
    gv->set( upper.index, upper.line->vindex );
    if( upper.index++ == upper.line->uend ) upper.line = 0;
    return gv; 
    } 
 
    if( upper.right ) {
    gv->set( upper.right->next() );
    if( gv->isTrimVert() ) return gv;
    upper.right = 0;
    } 
 
    return 0; 
}

Referenced by Mesher::finishUpper(), Mesher::mesh(), and Slicer::outline().

Member Data Documentation

fakeleft

Trimline Hull::fakeleft

private

Definition at line 64 of file hull.h.

Referenced by init().

fakeright

Trimline Hull::fakeright

private

Definition at line 65 of file hull.h.

Referenced by init().

lower

Side Hull::lower

private

Definition at line 62 of file hull.h.

Referenced by init(), nextlower(), and Slicer::outline().

upper

Side Hull::upper

private

Definition at line 63 of file hull.h.

Referenced by init(), nextupper(), and Slicer::outline().

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

• dll/opengl/glu32/src/libnurbs/internals/hull.h
• dll/opengl/glu32/src/libnurbs/internals/hull.cc