21 struct SkAnalyticEdge {  struct
26     SkAnalyticEdge* fNext;  argument
27     SkAnalyticEdge* fPrev;  argument
29     SkFixed fX;
30     SkFixed fDX;
31     SkFixed fUpperX;        // The x value when y = fUpperY
32     SkFixed fY;             // The current y
33     SkFixed fUpperY;        // The upper bound of y (our edge is from y = fUpperY to y = fLowerY)
34     SkFixed fLowerY;        // The lower bound of y (our edge is from y = fUpperY to y = fLowerY)
35     SkFixed fDY;            // abs(1/fDX); may be SK_MaxS32 when fDX is close to 0.
38     Type fEdgeType;          // Remembers the *initial* edge type
40     int8_t  fCurveCount;    // only used by kQuad(+) and kCubic(-)
41     uint8_t fCurveShift;    // appled to all Dx/DDx/DDDx except for fCubicDShift exception
42     uint8_t fCubicDShift;   // applied to fCDx and fCDy only in cubic
43     Winding fWinding;
45     static constexpr int kDefaultAccuracy = 2;  // default accuracy for snapping
47     static inline SkFixed SnapY(SkFixed y) {  in SnapY()
54     inline void goY(SkFixed y) {  in goY()
66     inline void goY(SkFixed y, int yShift) {  in goY()
101 struct SkAnalyticQuadraticEdge : public SkAnalyticEdge {  argument