// Quadratic splines (bezier)
vector bezier_quadratic_getpoint(vector a, vector p, vector b, float t);
vector bezier_quadratic_getderivative(vector a, vector p, vector b, float t);
// Quadratic splines (bezier)
vector bezier_quadratic_getpoint(vector a, vector p, vector b, float t);
vector bezier_quadratic_getderivative(vector a, vector p, vector b, float t);