16 typedef float SkScalar;  typedef
56 #define SkIntToScalar(x)        static_cast<SkScalar>(x)
61 #define SkFloatToScalar(x)      static_cast<SkScalar>(x)
63 #define SkDoubleToScalar(x)     static_cast<SkScalar>(x)
67 static inline bool SkScalarIsNaN(SkScalar x) { return x != x; }  in SkScalarIsNaN()
71 static inline bool SkScalarIsFinite(SkScalar x) {  in SkScalarIsFinite()
76     SkScalar prod = x * 0;  in SkScalarIsFinite()
81 static inline bool SkScalarsAreFinite(SkScalar a, SkScalar b) {  in SkScalarsAreFinite()
82     SkScalar prod = 0;  in SkScalarsAreFinite()
89 static inline bool SkScalarsAreFinite(const SkScalar array[], int count) {  in SkScalarsAreFinite()
90     SkScalar prod = 0;  in SkScalarsAreFinite()
112 static inline int SkDScalarRoundToInt(SkScalar x) {  in SkDScalarRoundToInt()
119 static inline SkScalar SkScalarFraction(SkScalar x) {  in SkScalarFraction()
123 static inline SkScalar SkScalarClampMax(SkScalar x, SkScalar max) {  in SkScalarClampMax()
125     x = SkTMax<SkScalar>(x, 0);  in SkScalarClampMax()
129 static inline SkScalar SkScalarPin(SkScalar x, SkScalar min, SkScalar max) {  in SkScalarPin()
133 SkScalar SkScalarSinCos(SkScalar radians, SkScalar* cosValue);
135 static inline SkScalar SkScalarSquare(SkScalar x) { return x * x; }  in SkScalarSquare()
145 static inline SkScalar SkMaxScalar(SkScalar a, SkScalar b) { return a > b ? a : b; }  in SkMaxScalar()
146 static inline SkScalar SkMinScalar(SkScalar a, SkScalar b) { return a < b ? a : b; }  in SkMinScalar()
148 static inline bool SkScalarIsInt(SkScalar x) {  in SkScalarIsInt()
158 static inline int SkScalarSignAsInt(SkScalar x) {  in SkScalarSignAsInt()
163 static inline SkScalar SkScalarSignAsScalar(SkScalar x) {  in SkScalarSignAsScalar()
169 static inline bool SkScalarNearlyZero(SkScalar x,
170                                       SkScalar tolerance = SK_ScalarNearlyZero) {
175 static inline bool SkScalarNearlyEqual(SkScalar x, SkScalar y,
176                                        SkScalar tolerance = SK_ScalarNearlyZero) {
187 static inline SkScalar SkScalarInterp(SkScalar A, SkScalar B, SkScalar t) {  in SkScalarInterp()
202 SkScalar SkScalarInterpFunc(SkScalar searchKey, const SkScalar keys[],
203                             const SkScalar values[], int length);
208 static inline bool SkScalarsEqual(const SkScalar a[], const SkScalar b[], int n) {  in SkScalarsEqual()