a.cpp

 
        //Increase model sensitivity to lip points, otherwise model does not react to lips movements.
        //See http://ibug.doc.ic.ac.uk/media/uploads/images/annotpics/figure_68_markup.jpg for magic constants
        auto& p = _clnf_model->pdm.princ_comp;
        //increase reg_factor to 50 only if princ_comp also change, otherwise detection quality suffer a lot
        _det_parameters.reg_factor = 50;
        auto n = _clnf_model->pdm.NumberOfPoints();
        
        //left outer and inner lip edges
        //X
        p(48, 2) -= 14;
        p(60, 2) -= 16;
        //Y
        p(48 + n, 2) -= 10;
        p(60 + n, 2) -= 8;
        
        //right outer and inner lip edges
        //X
        p(54, 2) += 24;
        p(64, 2) += 26;
        //Y
        p(54 + n, 2) -= 10;
        p(64 + n, 2) -= 8;
        
        //upper inner lip X
        for (int i = 61; i < 64; ++i) {
            p(i + n, 0) -= 3;
        }
        //upper outer lip X
        for (int i = 49; i < 54; ++i) {
            p(i + n, 0) -= 3;
        }
        
        //bottom inner lip
        //X
        p(67, 0) -= 2;
        p(65, 0) += 2;
        //Y
        for (int i = 65; i < 68; ++i) {
            p(i + n, 0) += 5;
        }
        
        //bottom outer lip
        //X
        p(55, 0) += 2;
        p(56, 0) += 2;
        p(58, 0) -= 2;
        p(59, 0) -= 2;
        //Y
        for (int i = 55; i < 60; ++i) {
            p(i + n, 0) += 5;
        }