Add prev selected vertex to SelPrevSurfaceCmd

src/Commands/SelPrevSurfaceCmd.cpp

@@ -9,12 +9,14 @@ SelPrevSurfaceCmd::SelPrevSurfaceCmd(SurfaceManager * surfaceManager){
 
 void SelPrevSurfaceCmd::exec(){
 	_prevSelectedSurface = _surfaceManager->getSelectedSurface();
+	_prevSelectedVertex = _surfaceManager->getSelectedVertexIndex();
 	_surfaceManager->selectPrevSurface();
 }
 
 void SelPrevSurfaceCmd::undo(){
 	ofLogNotice("SelPrevSurfaceCmd", "undo");
 	_surfaceManager->selectSurface(_prevSelectedSurface);
+	_surfaceManager->selectVertex(_prevSelectedVertex);
 	_prevSelectedSurface = 0;
 }
 

src/Commands/SelPrevSurfaceCmd.h

@@ -22,6 +22,7 @@ class SelPrevSurfaceCmd : public BaseUndoCmd {
 	private:
 		SurfaceManager * _surfaceManager;
 		BaseSurface * _prevSelectedSurface;
+		int _prevSelectedVertex;
 
 };