ptwXY_unitaryOperators.cc File Reference

#include <cmath>
#include <float.h>
#include "ptwXY.h"

Go to the source code of this file.

Functions
nfu_status	ptwXY_abs (ptwXYPoints *ptwXY)
nfu_status	ptwXY_neg (ptwXYPoints *ptwXY)

Function Documentation

ptwXY_abs()

nfu_status ptwXY_abs

(

ptwXYPoints *

ptwXY

)

Definition at line 19 of file ptwXY_unitaryOperators.cc.

                                           {
 
    int64_t i, nonOverflowLength = ptwXY_getNonOverflowLength( ptwXY );
    ptwXYPoint *p;
    ptwXYOverflowPoint *o, *overflowHeader = &(ptwXY->overflowHeader);
 
    if( ptwXY->status != nfu_Okay ) return( ptwXY->status );
 
    for( i = 0, p = ptwXY->points; i < nonOverflowLength; i++, p++ ) p->y = std::fabs( p->y );
    for( o = overflowHeader->next; o != overflowHeader; o = o->next ) o->point.y = std::fabs( o->point.y );
    return( ptwXY->status );
}

References ptwXYOverflowPoint_s::next, nfu_Okay, ptwXYPoints_s::overflowHeader, ptwXYOverflowPoint_s::point, ptwXYPoints_s::points, ptwXY_getNonOverflowLength(), ptwXYPoints_s::status, and ptwXYPoint_s::y.

ptwXY_neg()

nfu_status ptwXY_neg

(

ptwXYPoints *

ptwXY

)

Definition at line 34 of file ptwXY_unitaryOperators.cc.

                                           {
 
    int64_t i, nonOverflowLength = ptwXY_getNonOverflowLength( ptwXY );
    ptwXYPoint *p;
    ptwXYOverflowPoint *o, *overflowHeader = &(ptwXY->overflowHeader);
 
    if( ptwXY->status != nfu_Okay ) return( ptwXY->status );
 
    for( i = 0, p = ptwXY->points; i < nonOverflowLength; i++, p++ ) p->y = -p->y;
    for( o = overflowHeader->next; o != overflowHeader; o = o->next ) o->point.y = -o->point.y;
    return( ptwXY->status );
}

References ptwXYOverflowPoint_s::next, nfu_Okay, ptwXYPoints_s::overflowHeader, ptwXYOverflowPoint_s::point, ptwXYPoints_s::points, ptwXY_getNonOverflowLength(), ptwXYPoints_s::status, and ptwXYPoint_s::y.

Referenced by ptwXY_sub_ptwXY().