DrawRectangle

Draw a rectangle.

Syntax

Definition:

HRESULT DrawRectangle(
    HRESULT            hrPrev,
    ULONG              nTopLeftX,
    ULONG              nTopLeftY,
    ULONG              nBottomRightX,
    ULONG              nBottomRightY,
    ITcVnImage*        ipDestImage,
    TcVnVector4_LREAL& aColor,
    LONG               nThickness
)

Parameters

Name

Type

Description

hrPrev

HRESULT

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

nTopLeftX

ULONG

x coordinate of the top left corner

nTopLeftY

ULONG

y coordinate of the top left corner

nBottomRightX

ULONG

x coordinate of the bottom right corner

nBottomRightY

ULONG

y coordinate of the bottom right corner

ipDestImage

ITcVnImage*

Destination image

aColor

TcVnVector4_LREAL&

Color

nThickness

LONG

Line thickness (if negative, the rectangle is filled)

DrawRectangle 1: Return value

HRESULT

Required License

TC3 Vision Base

System Requirements

Development environment

Target platform

PLC libraries to include

TwinCAT V3.1.4024.54 or later

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

Tc3_Vision