29 typedef int32_t             SkFixed;  typedef
43     #define SkFloatToFixed(x)   ((SkFixed)((x) * SK_Fixed1))
46     static inline SkFixed SkFloatToFixed(float x) {  in SkFloatToFixed()
48         return (SkFixed)n;  in SkFloatToFixed()
53     #define SkDoubleToFixed(x)  ((SkFixed)((x) * SK_Fixed1))
72     inline SkFixed SkIntToFixed(int n)  in SkIntToFixed()
79     #define SkIntToFixed(n)     (SkFixed)((n) << 16)
86     inline SkFract SkFixedToFract(SkFixed x)  in SkFixedToFract()
97 inline SkFixed SkFixedFraction(SkFixed x)  in SkFixedFraction()
99     SkFixed mask = x >> 31 << 16;  in SkFixedFraction()
117 SkFixed SkFixedMul_portable(SkFixed, SkFixed);
119 inline SkFixed SkFixedSquare_portable(SkFixed value)  in SkFixedSquare_portable()
124     SkFixed result = ah * a + al * ah + (al * al >> 16);  in SkFixedSquare_portable()
132 SkFixed SkFixedDivInt(int32_t numer, int32_t denom);
133 SkFixed SkFixedMod(SkFixed numer, SkFixed denom);
135 SkFixed SkFixedFastInvert(SkFixed n);
137 SkFixed SkFixedMean(SkFixed a, SkFixed b);  //*< returns sqrt(x*y)
138 int SkFixedMulCommon(SkFixed, int , int bias);  // internal used by SkFixedMulFloor, SkFixedMulCeil…
143 SkFixed SkFixedSinCos(SkFixed radians, SkFixed* cosValueOrNull);
145 inline SkFixed SkFixedCos(SkFixed radians)  in SkFixedCos()
147     SkFixed cosValue;  in SkFixedCos()
151 SkFixed SkFixedTan(SkFixed radians);
152 SkFixed SkFixedASin(SkFixed);
153 SkFixed SkFixedACos(SkFixed);
154 SkFixed SkFixedATan2(SkFixed y, SkFixed x);
155 SkFixed SkFixedExp(SkFixed);
156 SkFixed SkFixedLog(SkFixed);
160 inline bool SkFixedNearlyZero(SkFixed x, SkFixed tolerance = SK_FixedNearlyZero)
170     inline SkFixed SkFixedMul_longlong(SkFixed a, SkFixed b)  in SkFixedMul_longlong()
172         return (SkFixed)((SkLONGLONG)a * b >> 16);  in SkFixedMul_longlong()
176         return (SkFixed)((SkLONGLONG)a * b >> 30);  in SkFractMul_longlong()
178     inline SkFixed SkFixedSquare_longlong(SkFixed value)  in SkFixedSquare_longlong()
180         return (SkFixed)((SkLONGLONG)value * value >> 16);  in SkFixedSquare_longlong()
191     inline SkFixed SkFloatToFixed_arm(float x)  in SkFloatToFixed_arm()
207     inline SkFixed SkFixedMul_arm(SkFixed x, SkFixed y)  in SkFixedMul_arm()
219     inline SkFixed SkFixedMulAdd_arm(SkFixed x, SkFixed y, SkFixed a)  in SkFixedMulAdd_arm()
231     inline SkFixed SkFractMul_arm(SkFixed x, SkFixed y)  in SkFractMul_arm()