Bin Class Reference

#include <bin.h>

Collaboration diagram for Bin:

Public Member Functions
	Bin ()
	~Bin ()
Arc_ptr	firstarc (void)
Arc_ptr	nextarc (void)
Arc_ptr	removearc (void)
int	isnonempty (void)
void	addarc (Arc_ptr)
void	remove_this_arc (Arc_ptr)
int	numarcs (void)
void	adopt (void)
void	markall (void)
void	show (const char *)
void	listBezier (void)

Private Attributes
Arc_ptr	head
Arc_ptr	current

Detailed Description

Definition at line 43 of file bin.h.

Constructor & Destructor Documentation

Bin()

Bin::Bin

(

)

Definition at line 49 of file bin.cc.

{
    head = NULL;
    current = NULL;
}

~Bin()

Bin::~Bin

(

)

Definition at line 55 of file bin.cc.

{
    assert( head == NULL);
}

Member Function Documentation

addarc()

void Bin::addarc ( Arc_ptr  jarc )

inline

Definition at line 70 of file bin.h.

{
   jarc->link = head;
   head = jarc;
}

Referenced by Subdivider::addArc(), Subdivider::makeBorderTrim(), and Subdivider::partition().

adopt()

void Bin::adopt

(

void

)

Definition at line 98 of file bin.cc.

{
    markall();
 
    Arc_ptr orphan;
    while( (orphan = removearc()) != NULL ) {
    for( Arc_ptr parent = orphan->next; parent != orphan; parent = parent->next ) {
        if (! parent->ismarked() ) {
        orphan->link = parent->link;
        parent->link = orphan;
        orphan->clearmark();
        break;
        }
    }
    }
}

firstarc()

Arc_ptr Bin::firstarc ( void  )

inline

Definition at line 115 of file bin.h.

{
    current = head;
    return nextarc( );
}

Referenced by listBezier(), markall(), numarcs(), and show().

isnonempty()

int Bin::isnonempty ( void  )

inline

Definition at line 54 of file bin.h.

{ return (head ? 1 : 0); }

Referenced by Subdivider::drawSurfaces().

listBezier()

void Bin::listBezier

(

void

)

Definition at line 151 of file bin.cc.

{
    for( Arc_ptr jarc=firstarc(); jarc; jarc=nextarc() ) {
    if( jarc->isbezier( ) ) {
            assert( jarc->pwlArc->npts == 2 );  
#ifndef NDEBUG
        TrimVertex  *pts = jarc->pwlArc->pts;
            REAL s1 = pts[0].param[0];
            REAL t1 = pts[0].param[1];
            REAL s2 = pts[1].param[0];
            REAL t2 = pts[1].param[1];
       _glu_dprintf( "arc (%g,%g) (%g,%g)\n", s1, t1, s2, t2 );
#endif
    }
    }
}

markall()

void Bin::markall

(

void

)

Definition at line 139 of file bin.cc.

{
    for( Arc_ptr jarc=firstarc(); jarc; jarc=nextarc() )
    jarc->setmark();
}

Referenced by adopt().

nextarc()

Arc_ptr Bin::nextarc ( void  )

inline

Definition at line 97 of file bin.h.

{
    Arc_ptr jarc = current;
 
#ifdef DEBUG
    assert( jarc->check() != 0 );
#endif
 
    if( jarc ) current = jarc->link;
    return jarc;
}

Referenced by firstarc(), listBezier(), markall(), numarcs(), and show().

numarcs()

int Bin::numarcs

(

void

)

Definition at line 84 of file bin.cc.

{
    long count = 0;
    for( Arc_ptr jarc = firstarc(); jarc; jarc = nextarc() )
    count++;
    return count;
}

Referenced by Subdivider::split().

remove_this_arc()

void Bin::remove_this_arc

(

Arc_ptr

arc

)

Definition at line 66 of file bin.cc.

{
    Arc_ptr *j;
    for( j = &(head); (*j != 0) && (*j != arc); j = &((*j)->link) );
 
    if( *j != 0 ) {
        if( *j == current )
        current = (*j)->link;
    *j = (*j)->link;
    }
}

removearc()

Arc_ptr Bin::removearc ( void  )

inline

Definition at line 82 of file bin.h.

{
    Arc_ptr jarc = head;
 
    if( jarc ) head = jarc->link;
    return jarc;
}

Referenced by adopt(), and Subdivider::split().

show()

void Bin::show

(

const char *

name

)

Definition at line 122 of file bin.cc.

{
#ifndef NDEBUG
    _glu_dprintf( "%s\n", name );
    for( Arc_ptr jarc = firstarc(); jarc; jarc = nextarc() )
        jarc->show( );
#endif
}

Referenced by Subdivider::split().

Member Data Documentation

current

Arc_ptr Bin::current

private

Definition at line 47 of file bin.h.

Referenced by Bin(), firstarc(), nextarc(), and remove_this_arc().

head

Arc_ptr Bin::head

private

Definition at line 46 of file bin.h.

Referenced by addarc(), Bin(), firstarc(), isnonempty(), remove_this_arc(), removearc(), and ~Bin().

---

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

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