mwxwidget->AddLayer(new pPlotterScaleX());
mwxwidget->AddLayer(new pPlotterScaleY());
pGraphicalFunction *pGF = mwxwidget->getFunctionForVectors( &(bbGetInputInX()), &(bbGetInputInY()) ); // taking address of temporary ! JPRx
mwxwidget->AddLayer(new pPlotterScaleX());
mwxwidget->AddLayer(new pPlotterScaleY());
pGraphicalFunction *pGF = mwxwidget->getFunctionForVectors( &(bbGetInputInX()), &(bbGetInputInY()) ); // taking address of temporary ! JPRx