SetPixel

Sets a specific pixel.

Syntax

Definition:

HRESULT SetPixel(
    HRESULT            hrPrev,
    ITcVnImage*        ipSrcImage,
    TcVnVector4_LREAL& aValue,
    ULONG              nX,
    ULONG              nY
)

Parameters

Name

Type

Description

hrPrev

HRESULT

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

ipSrcImage

ITcVnImage*

Source image

aValue

TcVnVector4_LREAL&

The pixel value to set (additional channels are ignored.)

nX

ULONG

x coordinate of the pixel

nY

ULONG

y coordinate of the pixel

SetPixel 1: 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