F_VN_DrawCircle
Draws a circle.
Syntax
Definition:
FUNCTION F_VN_DrawCircle : HRESULT
VAR_INPUT
nCenterX : UDINT;
nCenterY : UDINT;
nRadius : UDINT;
ipDestImage : ITcVnImage;
END_VAR
VAR_IN_OUT
aColor : TcVnVector4_LREAL;
END_VAR
VAR_INPUT
nThickness : DINT;
hrPrev : HRESULT;
END_VAR
Inputs
|
Name |
Type |
Description |
|---|---|---|
|
nCenterX |
UDINT |
x coordinate of the center |
|
nCenterY |
UDINT |
y coordinate of the center |
|
nRadius |
UDINT |
Radius |
|
ipDestImage |
Destination image | |
|
nThickness |
DINT |
Line thickness (if negative, the circle is filled) |
|
hrPrev |
HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.) |
Return valueRequired License
TC3 Vision Base