ApplyScalingToAffineTransformation

Apply a scaling to an existing 2D affine transformation matrix.

Syntax

Definition:

HRESULT ApplyScalingToAffineTransformation(
    HRESULT              hrPrev,
    TcVnMatrix2x3_LREAL& aTransformationMatrix,
    double               fScaleX,
    double               fScaleY,
    bool                 bUsePreMultiplication = true
)

Parameters

Name

Type

Default

Description

hrPrev

HRESULT

 

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

aTransformationMatrix

TcVnMatrix2x3_LREAL&

 

Affine transformation matrix to which the scaling is applied

fScaleX

double

 

Scaling factor in x direction

fScaleY

double

 

Scaling factor in y direction

bUsePreMultiplication

bool

true

Select if pre- or post-multiplication should be used

ApplyScalingToAffineTransformation 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