diff --git a/rtengine/iplocallab.cc b/rtengine/iplocallab.cc
index 61aa9465c..d9cd1a34f 100644
--- a/rtengine/iplocallab.cc
+++ b/rtengine/iplocallab.cc
@@ -917,22 +917,22 @@ static void calcLocalParams(int sp, int oW, int oH, const LocallabParams& locall
     lp.showmask_met = ll_Mask;
     lp.showmaskciemet = llcieMask;
 //printf("CIEmask=%i\n", lp.showmaskciemet);
-    lp.enaColorMask = locallab.spots.at(sp).enaColorMask && llsoftMask == 0 && llColorMask == 0 && lllcMask == 0 && llsharMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// Exposure mask is deactivated if Color & Light mask is visible
-    lp.enaColorMaskinv = locallab.spots.at(sp).enaColorMask && llColorMaskinv == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// Exposure mask is deactivated if Color & Light mask is visible
-    lp.enaExpMask = locallab.spots.at(sp).enaExpMask && llExpMask == 0 && llColorMask == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// Exposure mask is deactivated if Color & Light mask is visible
-    lp.enaExpMaskinv = locallab.spots.at(sp).enaExpMask && llExpMaskinv == 0 && llColorMask == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// Exposure mask is deactivated if Color & Light mask is visible
-    lp.enaSHMask = locallab.spots.at(sp).enaSHMask && llSHMask == 0 && llColorMask == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llExpMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0  && ll_Mask == 0 && llcieMask == 0;
-    lp.enaSHMaskinv = locallab.spots.at(sp).enaSHMask && llSHMaskinv == 0 && lllcMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.enacbMask = locallab.spots.at(sp).enacbMask && llcbMask == 0 && lllcMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.enaretiMask = locallab.spots.at(sp).enaretiMask && lllcMask == 0 && llsharMask == 0 && llsoftMask == 0 && llretiMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.enatmMask = locallab.spots.at(sp).enatmMask && lltmMask == 0 && lllcMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && llblMask == 0 && llvibMask == 0&& lllogMask == 0  && ll_Mask == 0 && llcieMask == 0;
-    lp.enablMask = locallab.spots.at(sp).enablMask && llblMask == 0 && lllcMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.enavibMask = locallab.spots.at(sp).enavibMask && llvibMask == 0 && lllcMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llSHMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.enalcMask = locallab.spots.at(sp).enalcMask && lllcMask == 0 && llcbMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.enasharMask = lllcMask == 0 && llcbMask == 0 && llsharMask == 0 && llsoftMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.ena_Mask = locallab.spots.at(sp).enamask && lllcMask == 0 && llcbMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && lllogMask == 0 && llvibMask == 0 && llcieMask == 0;
-    lp.enaLMask = locallab.spots.at(sp).enaLMask && lllogMask == 0 && llColorMask == 0 && lllcMask == 0 && llsharMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && ll_Mask == 0 && llcieMask == 0;// Exposure mask is deactivated if Color & Light mask is visible
-    lp.enacieMask = locallab.spots.at(sp).enacieMask && llcieMask == 0 && llColorMask == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llExpMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0  && ll_Mask == 0;
+    lp.enaColorMask = locallab.spots.at(sp).enaColorMask && llsoftMask == 0 && llColorMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llExpMaskinv == 0 && lllcMask == 0 && llsharMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// Exposure mask is deactivated if Color & Light mask is visible
+    lp.enaColorMaskinv = locallab.spots.at(sp).enaColorMask && llColorMaskinv == 0 && llSHMaskinv == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// Exposure mask is deactivated if Color & Light mask is visible
+    lp.enaExpMask = locallab.spots.at(sp).enaExpMask && llExpMask == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llColorMaskinv == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// Exposure mask is deactivated if Color & Light mask is visible
+    lp.enaExpMaskinv = locallab.spots.at(sp).enaExpMask && llExpMaskinv == 0 && llColorMask == 0 && llSHMaskinv == 0 && llColorMaskinv == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// Exposure mask is deactivated if Color & Light mask is visible
+    lp.enaSHMask = locallab.spots.at(sp).enaSHMask && llSHMask == 0 && llColorMask == 0 && llColorMaskinv == 0 && llSHMaskinv == 0 && llExpMaskinv == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llExpMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0  && ll_Mask == 0 && llcieMask == 0;
+    lp.enaSHMaskinv = locallab.spots.at(sp).enaSHMask && llColorMaskinv == 0 && llSHMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && lllcMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.enacbMask = locallab.spots.at(sp).enacbMask && llColorMaskinv == 0 && llcbMask == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && lllcMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.enaretiMask = locallab.spots.at(sp).enaretiMask && llColorMaskinv == 0 && lllcMask == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llsharMask == 0 && llsoftMask == 0 && llretiMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.enatmMask = locallab.spots.at(sp).enatmMask && llColorMaskinv == 0 && lltmMask == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && lllcMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && llblMask == 0 && llvibMask == 0&& lllogMask == 0  && ll_Mask == 0 && llcieMask == 0;
+    lp.enablMask = locallab.spots.at(sp).enablMask && llColorMaskinv == 0 && llblMask == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && lllcMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.enavibMask = locallab.spots.at(sp).enavibMask && llvibMask == 0 && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && lllcMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llSHMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.enalcMask = locallab.spots.at(sp).enalcMask && lllcMask == 0 && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llcbMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.enasharMask = lllcMask == 0 && llcbMask == 0 && llsharMask == 0 && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llsoftMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.ena_Mask = locallab.spots.at(sp).enamask && lllcMask == 0 && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llcbMask == 0 && llsoftMask == 0 && llsharMask == 0 && llColorMask == 0 && llExpMask == 0 && llSHMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && lllogMask == 0 && llvibMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.enaLMask = locallab.spots.at(sp).enaLMask && lllogMask == 0 && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llExpMask == 0 && llSHMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && ll_Mask == 0 && llcieMask == 0;// Exposure mask is deactivated if Color & Light mask is visible
+    lp.enacieMask = locallab.spots.at(sp).enacieMask && llcieMask == 0 && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llSHMask == 0 && llsoftMask == 0 && lllcMask == 0 && llsharMask == 0 && llExpMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llblMask == 0 && llvibMask == 0 && lllogMask == 0  && ll_Mask == 0;
 
 
     lp.thrlow = locallab.spots.at(sp).levelthrlow;
@@ -1694,20 +1694,21 @@ static void calcLocalParams(int sp, int oW, int oH, const LocallabParams& locall
     lp.threshol = thresho;
     lp.chromacb = chromcbdl;
     lp.expvib = locallab.spots.at(sp).expvibrance && lp.activspot ;
-    lp.colorena = locallab.spots.at(sp).expcolor && lp.activspot && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0; // Color & Light tool is deactivated if Exposure mask is visible or SHMask
-    lp.blurena = locallab.spots.at(sp).expblur && lp.activspot && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && llColorMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.tonemapena = locallab.spots.at(sp).exptonemap && lp.activspot && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && llColorMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.retiena = locallab.spots.at(sp).expreti && lp.activspot && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llColorMask == 0 && lltmMask == 0 && llvibMask == 0 && llSHMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.lcena = locallab.spots.at(sp).expcontrast && lp.activspot && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llcbMask == 0 && llsharMask == 0 && llColorMask == 0 && lltmMask == 0 && llvibMask == 0 && llSHMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.cbdlena = locallab.spots.at(sp).expcbdl && lp.activspot && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llretiMask == 0 && lllcMask == 0 && llsharMask == 0 && lllcMask == 0 && llColorMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.exposena = locallab.spots.at(sp).expexpose && lp.activspot  && llColorMask == 0 && llsoftMask == 0 && llSHMask == 0 && lllcMask == 0 && llsharMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0; // Exposure tool is deactivated if Color & Light mask SHmask is visible
-    lp.hsena = locallab.spots.at(sp).expshadhigh && lp.activspot && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// Shadow Highlight tool is deactivated if Color & Light mask or SHmask is visible
-    lp.vibena = locallab.spots.at(sp).expvibrance && lp.activspot && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && llcbMask == 0 && lltmMask == 0 && llSHMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// vibrance tool is deactivated if Color & Light mask or SHmask is visible
-    lp.sharpena = locallab.spots.at(sp).expsharp && lp.activspot && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llretiMask == 0 && llcbMask == 0 && lltmMask == 0 && llSHMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.sfena = locallab.spots.at(sp).expsoft && lp.activspot && llColorMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llretiMask == 0 && llcbMask == 0 && lltmMask == 0 && llSHMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
-    lp.maskena = locallab.spots.at(sp).expmask && lp.activspot && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && llcbMask == 0 && lltmMask == 0 && lllogMask == 0 && llSHMask == 0 && llcieMask == 0;// vibrance tool is deactivated if Color & Light mask or SHmask is visible
-    lp.logena = locallab.spots.at(sp).explog && lp.activspot && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && llcbMask == 0 && lltmMask == 0 && llSHMask == 0 && ll_Mask == 0 && llcieMask == 0;// vibrance tool is deactivated if Color & Light mask or SHmask is visible
-    lp.cieena = locallab.spots.at(sp).expcie && lp.activspot && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0;// Shadow Highlight tool is deactivated if Color & Light mask or SHmask is visible
+    lp.colorena = locallab.spots.at(sp).expcolor && lp.activspot && llExpMaskinv == 0 && llSHMaskinv == 0 && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0; // Color & Light tool is deactivated if Exposure mask is visible or SHMask
+    lp.blurena = locallab.spots.at(sp).expblur && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && llColorMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.tonemapena = locallab.spots.at(sp).exptonemap && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && llColorMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.retiena = locallab.spots.at(sp).expreti && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llColorMask == 0 && lltmMask == 0 && llvibMask == 0 && llSHMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.lcena = locallab.spots.at(sp).expcontrast && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llcbMask == 0 && llsharMask == 0 && llColorMask == 0 && lltmMask == 0 && llvibMask == 0 && llSHMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.cbdlena = locallab.spots.at(sp).expcbdl && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llExpMask == 0 && llsoftMask == 0 && llSHMask == 0 && llretiMask == 0 && lllcMask == 0 && llsharMask == 0 && lllcMask == 0 && llColorMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.exposena = locallab.spots.at(sp).expexpose  && lp.activspot  && llColorMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llsoftMask == 0 && llSHMask == 0 && lllcMask == 0 && llsharMask == 0 && llcbMask == 0 && llretiMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0; // Exposure tool is deactivated if Color & Light mask SHmask is visible
+    lp.hsena = locallab.spots.at(sp).expshadhigh && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// Shadow Highlight tool is deactivated if Color & Light mask or SHmask is visible
+    lp.vibena = locallab.spots.at(sp).expvibrance && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && llcbMask == 0 && lltmMask == 0 && llSHMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;// vibrance tool is deactivated if Color & Light mask or SHmask is visible
+    lp.sharpena = locallab.spots.at(sp).expsharp && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llretiMask == 0 && llcbMask == 0 && lltmMask == 0 && llSHMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.sfena = locallab.spots.at(sp).expsoft && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llretiMask == 0 && llcbMask == 0 && lltmMask == 0 && llSHMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0 && llcieMask == 0;
+    lp.maskena = locallab.spots.at(sp).expmask && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && llcbMask == 0 && lltmMask == 0 && lllogMask == 0 && llSHMask == 0 && llcieMask == 0;// vibrance tool is deactivated if Color & Light mask or SHmask is visible
+    lp.logena = locallab.spots.at(sp).explog && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && llcbMask == 0 && lltmMask == 0 && llSHMask == 0 && ll_Mask == 0 && llcieMask == 0;// vibrance tool is deactivated if Color & Light mask or SHmask is visible
+    lp.cieena = locallab.spots.at(sp).expcie && lp.activspot && llColorMaskinv == 0 && llExpMaskinv == 0 && llSHMaskinv == 0 && llColorMask == 0 && llsoftMask == 0 && llExpMask == 0 && llcbMask == 0 && lllcMask == 0 && llsharMask == 0 && llretiMask == 0 && lltmMask == 0 && llvibMask == 0 && lllogMask == 0 && ll_Mask == 0;// Shadow Highlight tool is deactivated if Color & Light mask or SHmask is visible
+
 
     lp.islocal = (lp.expvib || lp.colorena || lp.blurena || lp.tonemapena || lp.retiena || lp.lcena || lp.cbdlena || lp.exposena || lp.hsena || lp.vibena || lp.sharpena || lp.sfena || lp.maskena || lp.logena || lp.cieena);
 
diff --git a/rtengine/ipwavelet.cc b/rtengine/ipwavelet.cc
index 19ff01d92..2ac5b9b78 100644
--- a/rtengine/ipwavelet.cc
+++ b/rtengine/ipwavelet.cc
@@ -209,7 +209,7 @@ std::unique_ptr<LUTf> ImProcFunctions::buildMeaLut(const float inVals[11], const
             }
         }
     }
-    lutFactor = 1.f / lutDiff;
+    lutFactor = lutDiff == 0.f ? 0.f : 1.f / lutDiff;
     return std::unique_ptr<LUTf>(new LUTf(lutVals));
 }