119 static inline bool is_convex_curve_monotonic(const Sk2f& startPt, const Sk2f& tan0,  in is_convex_curve_monotonic()  argument
122     float dot0 = dot(tan0, v);  in is_convex_curve_monotonic()
154     Sk2f tan0 = p1 - p0;  in appendQuadratics()  local
158     if (is_convex_curve_monotonic(p0, tan0, p2, tan1)) {  in appendQuadratics()
165     Sk2f n = normalize(tan0) - normalize(tan1);  in appendQuadratics()
178     Sk2f dQ1n = (tan0 - tan1) * n;  in appendQuadratics()
179     Sk2f dQ0n = tan0 * n;  in appendQuadratics()
183     Sk2f p01 = SkNx_fma(t, tan0, p0);  in appendQuadratics()
220                                       const Sk2f& p3, Sk2f* tan0, Sk2f* tan1) {  in get_cubic_tangents()  argument
221     *tan0 = first_unless_nearly_zero(p1 - p0, p2 - p0);  in get_cubic_tangents()
226                                              const Sk2f& p3, const Sk2f& tan0, const Sk2f& tan1,  in is_cubic_nearly_quadratic()  argument
228     Sk2f c1 = SkNx_fma(Sk2f(1.5f), tan0, p0);  in is_cubic_nearly_quadratic()
483     Sk2f tan0, tan1, c;  in cubicTo()  local
484     get_cubic_tangents(p0, p1, p2, p3, &tan0, &tan1);  in cubicTo()
485     if (is_cubic_nearly_quadratic(p0, p1, p2, p3, tan0, tan1, &c)) {  in cubicTo()
590         Sk2f tan0, tan1;  in appendCubics()  local
591         get_cubic_tangents(p0, p1, p2, p3, &tan0, &tan1);  in appendCubics()
593         if (maxSubdivisions && !is_convex_curve_monotonic(p0, tan0, p3, tan1)) {  in appendCubics()
594             this->chopAndAppendCubicAtMidTangent(mode, p0, p1, p2, p3, tan0, tan1,  in appendCubics()
601             if (!is_cubic_nearly_quadratic(p0, p1, p2, p3, tan0, tan1, &c) && maxSubdivisions) {  in appendCubics()
602                 this->chopAndAppendCubicAtMidTangent(mode, p0, p1, p2, p3, tan0, tan1,  in appendCubics()
636 static inline float find_midtangent(const Sk2f& tan0, const Sk2f& tan1,  in find_midtangent()  argument
643     Sk2f n = normalize(tan0) - normalize(tan1);  in find_midtangent()
673                                                              const Sk2f& p3, const Sk2f& tan0,  in chopAndAppendCubicAtMidTangent()  argument
676     float midT = find_midtangent(tan0, tan1, p3 + (p1 - p2)*3 - p0,  in chopAndAppendCubicAtMidTangent()
700     Sk2f tan0 = p1 - p0;  in conicTo()  local
703     if (!is_convex_curve_monotonic(p0, tan0, p2, tan1)) {  in conicTo()
709         float midT = find_midtangent(tan0, tan1, (w - 1) * (p2 - p0),  in conicTo()