diff --git a/source/g3d_viewer/main.cpp b/source/g3d_viewer/main.cpp
index 5fcdd24e..356d8868 100644
--- a/source/g3d_viewer/main.cpp
+++ b/source/g3d_viewer/main.cpp
@@ -294,6 +294,7 @@ MainWindow::MainWindow(	std::pair<string,vector<string> > unitToLoad,
     //getGlPlatformExtensions();
 
 	int args[] = { WX_GL_RGBA, WX_GL_DOUBLEBUFFER,  WX_GL_MIN_ALPHA,  8  }; // to prevent flicker
+	//int args[] = { WX_GL_RGBA, WX_GL_MIN_ALPHA,  0  }; // to prevent flicker
 	glCanvas = new GlCanvas(this, args);
 
 #if wxCHECK_VERSION(2, 9, 1)
@@ -570,6 +571,15 @@ void MainWindow::onPaint(wxPaintEvent &event) {
 		setupStartupSettings();
 	}
 
+	//wxClientDC &dc = event.GetDC();
+//	wxPaintDC dc(this);
+//	if(overrideSize.first > 0 && overrideSize.second > 0) {
+//		wxRect r(0,0,100,100);
+//		dc.SetDeviceClippingRegion(r);
+//		// Then I destroy the clipping region
+//		dc.DestroyClippingRegion();
+//	}
+
 	// notice that we use GetSize() here and not GetClientSize() because
 	// the latter doesn't return correct results for the minimized windows
 	// (at least not under Windows)
@@ -1989,6 +1999,10 @@ END_EVENT_TABLE()
 
 bool App::OnInit() {
 	SystemFlags::VERBOSE_MODE_ENABLED  = false;
+	//Renderer::windowW = 1920;
+	//Renderer::windowH = 1440;
+	//Renderer::windowX= 0;
+	//Renderer::windowY= 0;
 
 	string modelPath="";
 	string particlePath="";
@@ -2056,6 +2070,8 @@ bool App::OnInit() {
 					overrideSize.first = strToInt(values[0]);
 					overrideSize.second = strToInt(values[1]);
 
+					Renderer::windowX= 0;
+					Renderer::windowY= 0;
 					Renderer::windowW = overrideSize.first;
 					Renderer::windowH = overrideSize.second + 25;
 				}
diff --git a/source/g3d_viewer/renderer.cpp b/source/g3d_viewer/renderer.cpp
index 9f2f5e0c..efc9e66d 100644
--- a/source/g3d_viewer/renderer.cpp
+++ b/source/g3d_viewer/renderer.cpp
@@ -21,6 +21,8 @@ using namespace Shared::Graphics::Gl;
 
 namespace Shared{ namespace G3dViewer{
 
+int Renderer::windowX= 100;
+int Renderer::windowY= 100;
 int Renderer::windowW= 640;
 int Renderer::windowH= 480;
 
diff --git a/source/g3d_viewer/renderer.h b/source/g3d_viewer/renderer.h
index e9f2d296..ed58caff 100644
--- a/source/g3d_viewer/renderer.h
+++ b/source/g3d_viewer/renderer.h
@@ -68,8 +68,8 @@ public:
 
 class Renderer : public RendererInterface {
 public:
-	static const int windowX= 100;
-	static const int windowY= 100;
+	static int windowX;
+	static int windowY;
 	static int windowW;
 	static int windowH;