F_VN_GetAt_TcVnKeyPoint

F_VN_GetAt_TcVnKeyPoint 1:

Gets the TcVnKeyPoint element at the specified index of the container.

Syntax

Definition:

FUNCTION F_VN_GetAt_TcVnKeyPoint : HRESULT
VAR_INPUT
    ipContainer : ITcVnContainer;
END_VAR
VAR_IN_OUT
    stElement   : TcVnKeyPoint;
END_VAR
VAR_INPUT
    nIndex      : ULINT;
    hrPrev      : HRESULT;
END_VAR

F_VN_GetAt_TcVnKeyPoint 2: Inputs

Name

Type

Description

ipContainer

ITcVnContainer

Container with TcVnKeyPoint elements

nIndex

ULINT

Index of the requested element

hrPrev

HRESULT

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

F_VN_GetAt_TcVnKeyPoint 3: In/Outputs

Name

Type

Description

stElement

TcVnKeyPoint

Returns the element at the specified index

F_VN_GetAt_TcVnKeyPoint 4: 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