Lines Matching defs:rx
38 void arc_to_bezier(double cx, double cy, double rx, double ry,
63 curve[i * 2] = cx + rx * (px[i] * cs - py[i] * sn);
72 double rx, double ry,
84 m_vertices[0] = x + rx * cos(start_angle);
86 m_vertices[2] = x + rx * cos(start_angle + sweep_angle);
122 arc_to_bezier(x, y, rx, ry,
138 double rx, double ry,
146 if(rx < 0.0) rx = -rx;
147 if(ry < 0.0) ry = -rx;
165 double prx = rx * rx;
175 rx = sqrt(radii_check) * rx;
177 prx = rx * rx;
187 double cx1 = coef * ((rx * y1) / ry);
188 double cy1 = coef * -((ry * x1) / rx);
200 double ux = (x1 - cx1) / rx;
202 double vx = (-x1 - cx1) / rx;
237 m_arc.init(0.0, 0.0, rx, ry, start_angle, sweep_angle);