Add mask method

rtengine/procparams.h

@@ -273,6 +273,7 @@ public:
     std::vector<double>   cdHcurve;
     std::vector<double>   lhcurve;
     std::vector<double> transmissionCurve;
+    std::vector<double>   mapcurve;
     int     str;
     int     scal;
     int     iter;
@@ -283,9 +284,16 @@ public:
     int     neigh;
     int     gain;
     int     offs;
+    int     highlights;
+    int     htonalwidth;
+    int     shadows;
+    int     stonalwidth;
+    int     radius;
+
     Glib::ustring retinexMethod;
     Glib::ustring retinexcolorspace;
     Glib::ustring gammaretinex;
+    Glib::ustring mapMethod;
     int     vart;
     int     limd;
     int     highl;