F_VN_IteratorDistance

F_VN_IteratorDistance 1:

Computes the distance between 2 iterators.

Syntax

Definition:

FUNCTION F_VN_IteratorDistance : HRESULT
VAR_INPUT
    ipIteratorFirst : ITcVnForwardIterator;
    ipIteratorLast  : ITcVnForwardIterator;
END_VAR
VAR_IN_OUT
    nDistance       : LINT;
END_VAR
VAR_INPUT
    hrPrev          : HRESULT;
END_VAR

F_VN_IteratorDistance 2: Inputs

Name

Type

Description

ipIteratorFirst

ITcVnForwardIterator

First iterator

ipIteratorLast

ITcVnForwardIterator

Last iterator

hrPrev

HRESULT

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

F_VN_IteratorDistance 3: In/Outputs

Name

Type

Description

nDistance

LINT

Returns the computed distance

F_VN_IteratorDistance 4: Return value

HRESULT

Required License

TC3 Vision Base

System Requirements