76     struct Rec {  struct in DrawAtlasDrawable
77         SkPoint     fCenter;
78         SkVector    fVelocity;
79         SkScalar    fScale;
80         SkScalar    fDScale;
81         SkScalar    fRadian;
82         SkScalar    fDRadian;
83         SkScalar    fAlpha;
84         SkScalar    fDAlpha;
86         void advance(const SkRect& bounds) {  in advance()
123         SkRSXform asRSXform() const {  in asRSXform()