78 static bool quad_too_curvy(const SkPoint pts[3]) {  in quad_too_curvy()
81     SkScalar dx = SkScalarHalf(pts[1].fX) -  in quad_too_curvy()
82                         SkScalarHalf(SkScalarHalf(pts[0].fX + pts[2].fX));  in quad_too_curvy()
83     SkScalar dy = SkScalarHalf(pts[1].fY) -  in quad_too_curvy()
84                         SkScalarHalf(SkScalarHalf(pts[0].fY + pts[2].fY));  in quad_too_curvy()
97 static bool cubic_too_curvy(const SkPoint pts[4]) {  in cubic_too_curvy()
98     return  cheap_dist_exceeds_limit(pts[1],  in cubic_too_curvy()
99                          SkScalarInterp(pts[0].fX, pts[3].fX, SK_Scalar1/3),  in cubic_too_curvy()
100                          SkScalarInterp(pts[0].fY, pts[3].fY, SK_Scalar1/3))  in cubic_too_curvy()
102             cheap_dist_exceeds_limit(pts[2],  in cubic_too_curvy()
103                          SkScalarInterp(pts[0].fX, pts[3].fX, SK_Scalar1*2/3),  in cubic_too_curvy()
104                          SkScalarInterp(pts[0].fY, pts[3].fY, SK_Scalar1*2/3));  in cubic_too_curvy()
107 SkScalar SkPathMeasure::compute_quad_segs(const SkPoint pts[3],  in compute_quad_segs()
109     if (tspan_big_enough(maxt - mint) && quad_too_curvy(pts)) {  in compute_quad_segs()
113         SkChopQuadAtHalf(pts, tmp);  in compute_quad_segs()
117         SkScalar d = SkPoint::Distance(pts[0], pts[2]);  in compute_quad_segs()
131 SkScalar SkPathMeasure::compute_cubic_segs(const SkPoint pts[4],  in compute_cubic_segs()
133     if (tspan_big_enough(maxt - mint) && cubic_too_curvy(pts)) {  in compute_cubic_segs()
137         SkChopCubicAtHalf(pts, tmp);  in compute_cubic_segs()
141         SkScalar d = SkPoint::Distance(pts[0], pts[3]);  in compute_cubic_segs()
156     SkPoint         pts[4];  in buildSegments()  local
165         switch (fIter.next(pts)) {  in buildSegments()
175                 d = SkPoint::Distance(pts[0], pts[1]);  in buildSegments()
190                 distance = this->compute_quad_segs(pts, distance, 0,  in buildSegments()
196                 distance = this->compute_cubic_segs(pts, distance, 0,  in buildSegments()
249     const SkPoint*  pts = sk_get_path_points(path, ptIndex);  in compute_pos_tan()  local
255                                     &pts[1] :  in compute_pos_tan()
259                 pos->set(SkScalarInterp(pts[0].fX, endp->fX, t),  in compute_pos_tan()
260                         SkScalarInterp(pts[0].fY, endp->fY, t));  in compute_pos_tan()
263                 tangent->setNormalize(endp->fX - pts[0].fX, endp->fY - pts[0].fY);  in compute_pos_tan()
268             SkEvalQuadAt(pts, t, pos, tangent);  in compute_pos_tan()
274             SkEvalCubicAt(pts, t, pos, tangent, NULL);  in compute_pos_tan()
294     const SkPoint*  pts = sk_get_path_points(src, ptIndex);  in seg_to()  local
301                                     &pts[1] :  in seg_to()
307                 dst->lineTo(SkScalarInterp(pts[0].fX, endp->fX, stopT),  in seg_to()
308                             SkScalarInterp(pts[0].fY, endp->fY, stopT));  in seg_to()
315                     dst->quadTo(pts[1], pts[2]);  in seg_to()
317                     SkChopQuadAt(pts, tmp0, stopT);  in seg_to()
321                 SkChopQuadAt(pts, tmp0, startT);  in seg_to()
334                     dst->cubicTo(pts[1], pts[2], pts[3]);  in seg_to()
336                     SkChopCubicAt(pts, tmp0, stopT);  in seg_to()
340                 SkChopCubicAt(pts, tmp0, startT);  in seg_to()