ContourExtremePoint

Finds the contour extreme point.

Syntax

Definition:

HRESULT ContourExtremePoint(
    HRESULT                    hrPrev,
    ITcVnContainer*            ipContour,
    ETcVnExtremePointDirection eDirection,
    TcVnPoint2_LREAL&          aExtremePoint
)

Parameters

Name

Type

Description

hrPrev

HRESULT

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

ipContour

ITcVnContainer*

Source container with 2D points (TcVnPoint2_DINT or TcVnPoint2_REAL or TcVnPoint2_LREAL)

eDirection

ETcVnExtremePointDirection

Selects the search direction for the extreme point

aExtremePoint

TcVnPoint2_LREAL&

Returns the extreme point of the contour, according to eDirection

ContourExtremePoint 1: Return value

HRESULT

Required License

TC3 Vision Base

System Requirements

Development environment

Target platform

PLC libraries to include

TwinCAT V3.1. 4024.44 or later

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

Tc3_Vision