calc_f 280 modules/core/src/downhill_simplex.cpp y_[i] = calc_f(p.ptr<double>(i)); calc_f 399 modules/core/src/downhill_simplex.cpp y_[i] = calc_f(p.ptr<double>(i)); calc_f 433 modules/core/src/downhill_simplex.cpp return calc_f(ptry_);