Reference TMatrix2x3

  TMatrix2x3 = record
  public
    { The fields of the matrix where M31 and M32 are the translation }
    M11: Float;
    M12: Float;
    M21: Float;
    M22: Float;
    M31: Float;
    M32: Float;
    { Determines if new operations are prepended or appended }
    Order: TMatrixOrder;
    { Create an identity matrix }
    class function Create: TMatrix2x3; static;
    { Returns true if the matrix can be inverted }
    function CanInvert: Boolean;
    { Reset to the identity matrix }
    procedure Identity;
    { Invert the matrix in place }
    procedure Invert;
    { Rotate by an angle in radians }
    procedure Rotate(Angle: Float);
    { Rotate by an angle in radians around a point }
    procedure RotateAt(Angle: Float; X, Y: Float); overload;
    procedure RotateAt(Angle: Float; const P: TPointF); overload;
    { Scale along each axis }
    procedure Scale(SX, SY: Float);
    { Scale along each axis around a point }
    procedure ScaleAt(SX, SY, X, Y: Float); overload;
    procedure ScaleAt(SX, SY: Float; const P: TPointF); overload;
    { Skew by angles in radians }
    procedure Skew(AngleX, AngleY: Float); overload;
    { Move along each axis }
    procedure Translate(X, Y: Float); overload;
    procedure Translate(const P: TPointF); overload;
    { Multiply by another matrix }
    function Multiply(const M: TMatrix2x3): TMatrix2x3; overload;
    { Transform a point }
    function Multiply(const P: TPointF): TPointF; overload;
  end;