ClipLineToBoundary (ITcVnImage*)

Clips a line to the boundary of an image.

Syntax

Definition:

HRESULT ClipLineToBoundary(
    HRESULT            hrPrev,
    TcVnVector4_LREAL& aLine,
    ITcVnImage*        ipImage,
    TcVnPoint2_REAL&   aStartPoint,
    TcVnPoint2_REAL&   aEndPoint
)

Parameters

Name

Type

Description

hrPrev

HRESULT

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

aLine

TcVnVector4_LREAL&

The first and second element describe the x and y component of the direction vector. The third and fourth element describe the x and y component of the position vector.

ipImage

ITcVnImage*

Image, from which to derive the boundary

aStartPoint

TcVnPoint2_REAL&

Returns the clipped starting point of the line.

aEndPoint

TcVnPoint2_REAL&

Returns the clipped end point of the line.

ClipLineToBoundary (ITcVnImage*) 1: 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