F_VN_ReserveContainerMemory

F_VN_ReserveContainerMemory 1:

Reserve container memory (call with maximum required number of elements before manually appending elements for better performance)

Syntax

Definition:

FUNCTION F_VN_ReserveContainerMemory : HRESULT
VAR_INPUT
    ipContainer : ITcVnContainer;
    nElements   : ULINT;
    hrPrev      : HRESULT;
END_VAR

F_VN_ReserveContainerMemory 2: Inputs

Name

Type

Description

ipContainer

ITcVnContainer

Container for which to reserve the memory

nElements

ULINT

Number of elements for which the container should reserve memory

hrPrev

HRESULT

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

F_VN_ReserveContainerMemory 3: 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