F_VN_InnerCircle

F_VN_InnerCircle 1:

Calculates the position and radius of the largest inscribed circle within the white region of a binary image.

Syntax

Definition:

FUNCTION F_VN_InnerCircle : HRESULT
VAR_INPUT
    ipSrcImage : ITcVnImage;
END_VAR
VAR_IN_OUT
    fRadius    : LREAL;
    aCenter    : TcVnPoint2_REAL;
END_VAR
VAR_INPUT
    hrPrev     : HRESULT;
END_VAR

 Inputs

Name

Type

Description

ipSrcImage

ITcVnImage

Source image (USINT, 1 channel)

hrPrev

HRESULT

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

 In/Outputs

Name

Type

Description

fRadius

LREAL

Returns the radius of the inner circle

aCenter

TcVnPoint2_REAL

Returns the center of the inner circle

 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