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