dead if in configure_render_tree()

[ReiquelApplegate]

	rti_screen.visible = false;

	if (rti_screen.visible)
	{
		int w = rti_screen.width;
		int h = rti_screen.height;
		float xscale = (float)resx/w;
		float yscale = (float)resy/h;
		if (scaleForceInteger)
		{
			xscale = intscale(xscale);
			yscale = intscale(yscale);
		}

		rti_screen.set_transform({
			.x = (int)(resx - w*xscale) / 2,
			.y = (int)(resy - h*yscale) / 2,
			.xscale = xscale,
			.yscale = yscale,
		});
		// TODO: don't recreate screen bitmap when alternating fullscreen mode.
		rti_screen.a4_bitmap = zqdialog_bg_bmp ? zqdialog_bg_bmp : screen;
	}

[ReiquelApplegate]

This is in render.cpp

[ReiquelApplegate]

Commented out in e45fd9b