22     void line_profile_aa::width(double w)  in width()  argument
24         if(w < 0.0) w = 0.0;  in width()
26         if(w < m_smoother_width) w += w;  in width()
27         else                     w += m_smoother_width;  in width()
29         w *= 0.5;  in width()
31         w -= m_smoother_width;  in width()
33         if(w < 0.0)   in width()
35             s += w;  in width()
36             w = 0.0;  in width()
38         set(w, s);  in width()
43     line_profile_aa::value_type* line_profile_aa::profile(double w)  in profile()  argument
45         m_subpixel_width = uround(w * subpixel_scale);  in profile()