F_VN_ApplyRotationToAffineTransformation

F_VN_ApplyRotationToAffineTransformation 1:

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

Syntax

Definition:

FUNCTION F_VN_ApplyRotationToAffineTransformation : HRESULT
VAR_IN_OUT
    aTransformationMatrix : TcVnMatrix2x3_LREAL;
END_VAR
VAR_INPUT
    fAngle                : LREAL;
    hrPrev                : HRESULT;
END_VAR

F_VN_ApplyRotationToAffineTransformation 2: Inputs

Name

Type

Description

fAngle

LREAL

Angle in radians (positive means counter-clockwise)

hrPrev

HRESULT

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

F_VN_ApplyRotationToAffineTransformation 3: In/Outputs

Name

Type

Description

aTransformationMatrix

TcVnMatrix2x3_LREAL

Affine transformation matrix to which the rotation is applied

F_VN_ApplyRotationToAffineTransformation 4: Return value

HRESULT

Required License

TC3 Vision Base

System Requirements