846 static bool arc_is_lone_point(const SkRect& oval, SkScalar startAngle, SkScalar sweepAngle,  in arc_is_lone_point()  argument
848     if (0 == sweepAngle && (0 == startAngle || SkIntToScalar(360) == startAngle)) {  in arc_is_lone_point()
869 static void angles_to_unit_vectors(SkScalar startAngle, SkScalar sweepAngle,  in angles_to_unit_vectors()  argument
872              stopRad  = SkDegreesToRadians(startAngle + sweepAngle);  in angles_to_unit_vectors()
888         SkScalar sw = SkScalarAbs(sweepAngle);  in angles_to_unit_vectors()
891             SkScalar deltaRad = SkScalarCopySign(SK_Scalar1/512, sweepAngle);  in angles_to_unit_vectors()
900     *dir = sweepAngle > 0 ? kCW_SkRotationDirection : kCCW_SkRotationDirection;  in angles_to_unit_vectors()
1092 SkPath& SkPath::arcTo(const SkRect& oval, SkScalar startAngle, SkScalar sweepAngle,  in arcTo()  argument
1103     if (arc_is_lone_point(oval, startAngle, sweepAngle, &lonePt)) {  in arcTo()
1109     angles_to_unit_vectors(startAngle, sweepAngle, &startV, &stopV, &dir);  in arcTo()
1131         SkScalar endAngle = SkDegreesToRadians(startAngle + sweepAngle);  in arcTo()
1303 SkPath& SkPath::addArc(const SkRect& oval, SkScalar startAngle, SkScalar sweepAngle) {  in addArc()  argument
1304     if (oval.isEmpty() || 0 == sweepAngle) {  in addArc()
1310     if (sweepAngle >= kFullCircleAngle || sweepAngle <= -kFullCircleAngle) {  in addArc()
1320 …          return this->addOval(oval, sweepAngle > 0 ? SkPathDirection::kCW : SkPathDirection::kCCW,  in addArc()
1324     return this->arcTo(oval, startAngle, sweepAngle, true);  in addArc()
3225 bool SkPathPriv::DrawArcIsConvex(SkScalar sweepAngle, bool useCenter, bool isFillNoPathEffect) {  in DrawArcIsConvex()  argument
3226     if (isFillNoPathEffect && SkScalarAbs(sweepAngle) >= 360.f) {  in DrawArcIsConvex()
3232         return SkScalarAbs(sweepAngle) <= 180.f;  in DrawArcIsConvex()
3236     return SkScalarAbs(sweepAngle) <= 360.f;  in DrawArcIsConvex()
3240                                    SkScalar sweepAngle, bool useCenter, bool isFillNoPathEffect) {  in CreateDrawArcPath()  argument
3242     SkASSERT(sweepAngle);  in CreateDrawArcPath()
3244     if (sweepAngle > 3600.0f || sweepAngle < -3600.0f) {  in CreateDrawArcPath()
3251     if (isFillNoPathEffect && SkScalarAbs(sweepAngle) >= 360.f) {  in CreateDrawArcPath()
3253         SkASSERT(path->isConvex() && DrawArcIsConvex(sweepAngle, false, isFillNoPathEffect));  in CreateDrawArcPath()
3260             sweepAngle > 0 ? SkPathFirstDirection::kCW : SkPathFirstDirection::kCCW;  in CreateDrawArcPath()
3261     bool convex = DrawArcIsConvex(sweepAngle, useCenter, isFillNoPathEffect);  in CreateDrawArcPath()
3264     while (sweepAngle <= -360.f) {  in CreateDrawArcPath()
3270         sweepAngle += 360.f;  in CreateDrawArcPath()
3272     while (sweepAngle >= 360.f) {  in CreateDrawArcPath()
3278         sweepAngle -= 360.f;  in CreateDrawArcPath()
3280     path->arcTo(oval, startAngle, sweepAngle, forceMoveTo);  in CreateDrawArcPath()