diff --git a/src/meshlabplugins/edit_manipulators/edit_manipulators.cpp b/src/meshlabplugins/edit_manipulators/edit_manipulators.cpp
index 324962da8..1b6246d37 100644
--- a/src/meshlabplugins/edit_manipulators/edit_manipulators.cpp
+++ b/src/meshlabplugins/edit_manipulators/edit_manipulators.cpp
@@ -1069,6 +1069,7 @@ void EditManipulatorsPlugin::Decorate(MeshModel &model, GLArea *gla, QPainter* /
     case EditManipulatorsPlugin::ManMove   : HelpString1 = "<br> LEFT CLICK and DRAG to move"; break;
     case EditManipulatorsPlugin::ManRotate : HelpString1 = "<br> LEFT CLICK and DRAG to rotate"; break;
     case EditManipulatorsPlugin::ManScale  : HelpString1 = "<br> LEFT CLICK and DRAG to scale"; break;
+    case EditManipulatorsPlugin::ManNone   : break;
     }
 
     if((current_manip != EditManipulatorsPlugin::ManMove) || (current_manip_mode != EditManipulatorsPlugin::ModNone))
diff --git a/src/meshlabplugins/edit_measure/edit_measure.cpp b/src/meshlabplugins/edit_measure/edit_measure.cpp
index 074fc2be0..13fc2a120 100644
--- a/src/meshlabplugins/edit_measure/edit_measure.cpp
+++ b/src/meshlabplugins/edit_measure/edit_measure.cpp
@@ -89,7 +89,7 @@ void EditMeasurePlugin::Decorate(MeshModel & m, GLArea * gla,QPainter* p)
 	this->Log(GLLogStream::FILTER, "Distance %s: %f", newM.ID.toStdString().c_str(), measuredDistance);
   }
 
-  for (int mind = 0; mind<measures.size(); mind++)
+  for (size_t mind = 0; mind<measures.size(); mind++)
   {
 	  rubberband.RenderLine(gla, measures[mind].startP, measures[mind].endP);
 	  vcg::glLabel::render(p, measures[mind].endP, QString("%1: %2").arg(measures[mind].ID).arg(measures[mind].length));
@@ -99,7 +99,7 @@ void EditMeasurePlugin::Decorate(MeshModel & m, GLArea * gla,QPainter* p)
   instructions = "C to clear, P to print, S to save";
 
   QString savedmeasure = "<br>";
-  for (int mind = 0; mind<measures.size(); mind++)
+  for (size_t mind = 0; mind<measures.size(); mind++)
   {
 	  savedmeasure.append(QString("%1 - %2<br>").arg(measures[mind].ID).arg(measures[mind].length));
   }
@@ -129,7 +129,7 @@ void EditMeasurePlugin::keyReleaseEvent(QKeyEvent *e, MeshModel &mod, GLArea *gl
 	{
 		this->Log(GLLogStream::FILTER, "------- Distances -------");
 		this->Log(GLLogStream::FILTER, "ID: Dist [pointA][pointB]");
-		for (int mind = 0; mind<measures.size(); mind++)
+		for (size_t mind = 0; mind<measures.size(); mind++)
 		{
 			this->Log(GLLogStream::FILTER, "%s: %f [%f,%f,%f][%f,%f,%f]", measures[mind].ID.toStdString().c_str(), measures[mind].length,
 				measures[mind].startP[0], measures[mind].startP[1], measures[mind].startP[2], measures[mind].endP[0], measures[mind].endP[1], measures[mind].endP[2]);
@@ -154,7 +154,7 @@ void EditMeasurePlugin::keyReleaseEvent(QKeyEvent *e, MeshModel &mod, GLArea *gl
 			openFileTS << mod.shortName().toStdString().c_str() << "\n\n";
 
 			openFileTS << "ID : Dist [pointA][pointB]" << "\n";
-			for (int mind = 0; mind<measures.size(); mind++)
+			for (size_t mind = 0; mind<measures.size(); mind++)
 			{
 				openFileTS << measures[mind].ID.toStdString().c_str() << " : " << measures[mind].length << " [" <<	
 					measures[mind].startP[0] << ", " << measures[mind].startP[1] << ", " << measures[mind].startP[2] << "] [" << 
diff --git a/src/meshlabplugins/edit_mutualcorrs/alignset.cpp b/src/meshlabplugins/edit_mutualcorrs/alignset.cpp
index 3f6421424..12cb78cf3 100644
--- a/src/meshlabplugins/edit_mutualcorrs/alignset.cpp
+++ b/src/meshlabplugins/edit_mutualcorrs/alignset.cpp
@@ -20,9 +20,12 @@
 
 using namespace std;
 
-AlignSet::AlignSet(): mode(COMBINE),
-target(NULL), render(NULL),
-vbo(0), nbo(0), cbo(0), ibo(0), error(0){
+AlignSet::AlignSet():
+    error(0),
+    vbo(0), nbo(0), cbo(0), ibo(0),
+    mode(COMBINE),
+    target(NULL), render(NULL)
+    {
 
   box.SetNull();
   //correspList = new QList<PointCorrespondence*>();
diff --git a/src/meshlabplugins/edit_mutualcorrs/edit_mutualcorrs.cpp b/src/meshlabplugins/edit_mutualcorrs/edit_mutualcorrs.cpp
index a10458181..08e422e53 100644
--- a/src/meshlabplugins/edit_mutualcorrs/edit_mutualcorrs.cpp
+++ b/src/meshlabplugins/edit_mutualcorrs/edit_mutualcorrs.cpp
@@ -96,7 +96,6 @@ void EditMutualCorrsPlugin::Decorate(MeshModel &m, GLArea *gla, QPainter *p)
     // draw picked & reference points
     if(true)
     {
-        int pindex;
         Point3m currpoint;
 		Point2m currim;
         QString buf;
@@ -107,9 +106,9 @@ void EditMutualCorrsPlugin::Decorate(MeshModel &m, GLArea *gla, QPainter *p)
 
         glDisable(GL_LIGHTING);
 
-        for(pindex=0; pindex<usePoint.size(); pindex++)
+        for(size_t pindex=0; pindex<usePoint.size(); pindex++)
         {
-            if(pindex == cindex)            //if current
+            if(pindex == (size_t)cindex)            //if current
                 glColor3ub(255, 255, 0);
             else if(usePoint[pindex])       //if active
                 glColor3ub(150, 150, 0);
@@ -130,9 +129,9 @@ void EditMutualCorrsPlugin::Decorate(MeshModel &m, GLArea *gla, QPainter *p)
             vcg::glLabel::render(p,currpoint,buf);       
         }
 
-		for (pindex = 0; pindex < usePoint.size(); pindex++)
+		for (size_t pindex = 0; pindex < usePoint.size(); pindex++)
 		{
-			if (pindex == cindex)            //if current
+			if (pindex == (size_t)cindex)            //if current
 				glColor3ub(255, 255, 0);
 			else if (usePoint[pindex])       //if active
 				glColor3ub(150, 150, 0);
@@ -268,7 +267,6 @@ void EditMutualCorrsPlugin::EndEdit(MeshModel &/*m*/, GLArea * /*gla*/, MLSceneG
 void EditMutualCorrsPlugin::addNewPoint()
 {
     status_error = "";
-    int pindex;
     bool alreadyThere;
     QString newname;
 
@@ -284,7 +282,7 @@ void EditMutualCorrsPlugin::addNewPoint()
     {
         alreadyThere = false;
         newname = "PP" + QString::number(lastname++);
-        for(pindex=0; pindex<pointID.size(); pindex++)
+        for(size_t pindex=0; pindex<pointID.size(); pindex++)
         {
             if(pointID[pindex] == newname)
                alreadyThere=true;
@@ -456,7 +454,6 @@ void EditMutualCorrsPlugin::saveToFile() // export reference list + picked point
 {
     status_error = "";
     // saving
-    int pindex;
 
     QString openFileName = "";
     openFileName = QFileDialog::getSaveFileName(NULL, "Save Correspondences list", QDir::currentPath(), "Text file (*.txt)");
@@ -475,7 +472,7 @@ void EditMutualCorrsPlugin::saveToFile() // export reference list + picked point
 			openFileTS << "Raster: " << glArea->md()->rm()->currentPlane->fullPathFileName << "\n";
 
             // writing reference
-            for(pindex=0; pindex<usePoint.size(); pindex++)
+            for(size_t pindex=0; pindex<usePoint.size(); pindex++)
             {
                 if(usePoint[pindex] == true)
                 {
@@ -508,7 +505,7 @@ void EditMutualCorrsPlugin::applyMutual()
 
 	Correspondence corr;
 	
-	for (int i = 0; i < imagePoints.size(); i++)
+	for (size_t i = 0; i < imagePoints.size(); i++)
 	{
 		if (usePoint[i])
 		{
@@ -610,7 +607,7 @@ void EditMutualCorrsPlugin::applyMutual()
 
 		if (solver.mIweight == 0.0)
 		{
-			for (int i = 0; i < align.correspList.size(); i++)
+			for (size_t i = 0; i < align.correspList.size(); i++)
 			{
 				pointError[align.correspList[i].index] = align.correspList[i].error;
 			}
@@ -652,7 +649,7 @@ void EditMutualCorrsPlugin::applyMutual()
 
 
 	}
-	for (int i = 0; i < align.correspList.size(); i++)
+	for (size_t i = 0; i < align.correspList.size(); i++)
 	{
 		pointError[align.correspList[i].index] = align.correspList[i].error;
 	}
@@ -742,4 +739,4 @@ bool EditMutualCorrsPlugin::initGL()
 
 	Log(0, "GL Initialization done");
 	return true;
-}
\ No newline at end of file
+}
diff --git a/src/meshlabplugins/edit_mutualcorrs/edit_mutualcorrsDialog.cpp b/src/meshlabplugins/edit_mutualcorrs/edit_mutualcorrsDialog.cpp
index c31c3852c..0cec4ea33 100644
--- a/src/meshlabplugins/edit_mutualcorrs/edit_mutualcorrsDialog.cpp
+++ b/src/meshlabplugins/edit_mutualcorrs/edit_mutualcorrsDialog.cpp
@@ -38,8 +38,7 @@ void edit_mutualcorrsDialog::updateTable()
     this->ui->tableWidget->setSelectionMode(QAbstractItemView::SingleSelection);
     this->ui->tableWidget->setSelectionBehavior(QAbstractItemView::SelectRows);
 
-    int pindex =0;
-    for(pindex=0; pindex < this->mutualcorrsPlugin->usePoint.size(); pindex++)
+    for(size_t pindex=0; pindex < this->mutualcorrsPlugin->usePoint.size(); pindex++)
     {
         QTableWidgetItem* useIt = new QTableWidgetItem();
         if(this->mutualcorrsPlugin->usePoint[pindex])
diff --git a/src/meshlabplugins/edit_mutualcorrs/levmarmethods.cpp b/src/meshlabplugins/edit_mutualcorrs/levmarmethods.cpp
index 5496df21a..bd4c5573a 100644
--- a/src/meshlabplugins/edit_mutualcorrs/levmarmethods.cpp
+++ b/src/meshlabplugins/edit_mutualcorrs/levmarmethods.cpp
@@ -56,7 +56,7 @@ CREATE DATA SET
 Modify data,x, opts and info(?)
 *********************************************/
 //TOGLIERE SHOT DAI PARAMETRI!
-bool LevmarMethods::createDataSet(std::list<LevmarCorrelation>* corr,vcg::Shot<float>* s, LevmarData* data, double* x,double opts[LM_OPTS_SZ],double info[LM_INFO_SZ])
+bool LevmarMethods::createDataSet(std::list<LevmarCorrelation>* corr,vcg::Shot<float>* s, LevmarData* data, double* x,double opts[LM_OPTS_SZ],double /*info*/[LM_INFO_SZ])
 {	
 	bool my_ret_val=false;
 	
@@ -221,7 +221,7 @@ void LevmarMethods::estimateExtr(double *p, double *x, int /*m*/, int n, void *d
 }
 
 //Estimate only the focal.
-void LevmarMethods::estimateFocal(double *p, double *x, int m, int n, void *data)
+void LevmarMethods::estimateFocal(double *p, double *x, int /*m*/, int n, void *data)
 {
 	vcg::Point3f** ptr = ((LevmarData*) data)->points3d;
 	vcg::Shot<float>* levmarCam = ((LevmarData*) data)->levmarCam;
@@ -236,4 +236,4 @@ void LevmarMethods::estimateFocal(double *p, double *x, int m, int n, void *data
 	}
 
 
-}
\ No newline at end of file
+}
diff --git a/src/meshlabplugins/edit_mutualcorrs/parameters.cpp b/src/meshlabplugins/edit_mutualcorrs/parameters.cpp
index 63d4f8593..4141730ca 100644
--- a/src/meshlabplugins/edit_mutualcorrs/parameters.cpp
+++ b/src/meshlabplugins/edit_mutualcorrs/parameters.cpp
@@ -261,9 +261,9 @@ void Parameters::scramble(double *_p, bool rescale) {
     fcenter[0] = 0; fcenter[1] = 0;
     fcenter = reference.ConvertCameraToWorldCoordinates(fcenter);
 
-    Point3f view = reference.Extrinsics.Tra();
-    //view = center + (view - center)*ratio;
-    Point3f diff = view - (center + (view - center)*ratio);
+//    Point3f view = reference.Extrinsics.Tra();
+//    view = center + (view - center)*ratio;
+//    Point3f diff = view - (center + (view - center)*ratio);
 
     _p[2] += ratio*dist; 
 
diff --git a/src/meshlabplugins/edit_mutualcorrs/solver.cpp b/src/meshlabplugins/edit_mutualcorrs/solver.cpp
index 0c0ac0779..0eb8e5670 100644
--- a/src/meshlabplugins/edit_mutualcorrs/solver.cpp
+++ b/src/meshlabplugins/edit_mutualcorrs/solver.cpp
@@ -430,7 +430,7 @@ double Solver::calculateError2( Shot &shot){
     std::vector<Correspondence> correspList = align->correspList;
     double error = 0;
    
-    for( int i=0; i<correspList.size(); i++){
+    for( size_t i=0; i<correspList.size(); i++){
         Correspondence corr = correspList[i];
         vcg::Point2f projected = shot.Project(corr.Point3D);
         
@@ -450,7 +450,7 @@ bool Solver::levmar(AlignSet *_align, Shot &shot){
    // QList<PointCorrespondence*> *correspList = align->correspList;
 
     std::list<LevmarCorrelation> *corrs = new std::list<LevmarCorrelation>();
-	for (int i = 0; i<align->correspList.size(); i++){
+    for (size_t i = 0; i<align->correspList.size(); i++){
         //PointCorrespondence *corr = correspList->at(i);
         //PointOnLayer currentPointOnLayer1= corr->getPointAt(0);
         //PointOnLayer currentPointOnLayer2= corr->getPointAt(1);