1 // included by QuadraticParameterization.cpp 2 // accesses internal functions to validate parameterized coefficients 3 4 #include "Parameterization_Test.h" 5 point_on_parameterized_curve(const Quadratic & quad,const _Point & point)6bool point_on_parameterized_curve(const Quadratic& quad, const _Point& point) { 7 QuadImplicitForm q(quad); 8 double xx = q.x2() * point.x * point.x; 9 double xy = q.xy() * point.x * point.y; 10 double yy = q.y2() * point.y * point.y; 11 double x = q.x() * point.x; 12 double y = q.y() * point.y; 13 double c = q.c(); 14 double sum = xx + xy + yy + x + y + c; 15 return approximately_zero(sum); 16 } 17