PointToLineDistance (TcVnPoint2_DINT)

Computes the shortest distance between a point and a line.

Syntax

Definition:

HRESULT PointToLineDistance(
    HRESULT          hrPrev,
    TcVnPoint2_DINT& aPoint,
    TcVnPoint2_DINT& aLinePoint1,
    TcVnPoint2_DINT& aLinePoint2,
    double&          fDistance
)

Parameters

Name

Type

Description

hrPrev

HRESULT

HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.)

aPoint

TcVnPoint2_DINT&

Point

aLinePoint1

TcVnPoint2_DINT&

Line Point 1

aLinePoint2

TcVnPoint2_DINT&

Line Point 2

fDistance

double&

Returns the distance between the point and the line

 Return value

HRESULT

Required License

TC3 Vision Base

System Requirements

Development environment

Target platform

PLC libraries to include

TwinCAT V3.1.4024.59 or later

PC or CX (x64) with min. PL50, e.g. Intel 4-core Atom CPU

Tc3_Vision