ArcTdirSorter Class Reference

#include <arcsorter.h>

Inheritance diagram for ArcTdirSorter:

Collaboration diagram for ArcTdirSorter:

Public Member Functions
	ArcTdirSorter (Subdivider &)
Public Member Functions inherited from ArcSorter
	ArcSorter (Subdivider &)
void	qsort (Arc **a, int n)

Private Member Functions
int	qscmp (char *, char *)

Additional Inherited Members
virtual int	qscmp (char *, char *)
Protected Attributes inherited from ArcSorter
Subdivider &	subdivider

Detailed Description

Definition at line 65 of file arcsorter.h.

Constructor & Destructor Documentation

ArcTdirSorter()

ArcTdirSorter::ArcTdirSorter

(

Subdivider &

s

)

Definition at line 125 of file arcsorter.cc.

                                            : ArcSorter(s)
{
}

Member Function Documentation

qscmp()

int ArcTdirSorter::qscmp ( char *  i, char *  j  )

privatevirtual

Reimplemented from ArcSorter.

Definition at line 138 of file arcsorter.cc.

{
    Arc *jarc1 = *(Arc **) i;
    Arc *jarc2 = *(Arc **) j;
 
    int v1 = (jarc1->getitail() ? 0 : (jarc1->pwlArc->npts - 1));
    int v2 = (jarc2->getitail() ? 0 : (jarc2->pwlArc->npts - 1));
 
    REAL diff =  jarc1->pwlArc->pts[v1].param[0] -
             jarc2->pwlArc->pts[v2].param[0];
 
    if( diff < 0.0)
    return 1;
    else if( diff > 0.0)
    return -1;
    else {
    if( v1 == 0 ) {
        if (jarc2->tail()[1] < jarc1->tail()[1]) {
            return subdivider.ccwTurn_tl( jarc2, jarc1 ) ? 1 : -1;
        } else {
            return subdivider.ccwTurn_tr( jarc2, jarc1 ) ? -1 : 1;
        }
    } else {
        if( jarc2->head()[1] < jarc1->head()[1] )  {
            return subdivider.ccwTurn_tl( jarc1, jarc2 ) ? -1 : 1;
        } else {
            return subdivider.ccwTurn_tr( jarc1, jarc2 ) ? 1 : -1;
        }
    }
    }
}

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

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