OpenGL/fullscreen (bug)
=======================

Menu: 
  0x7e04e8 168x72+0+20 [visible] style=0x96000000 WS_POPUP WS_VISIBLE WS_CLIPSIBLINGS WS_CLIPCHILDREN exStyle=0x88 WS_EX_TOPMOST WS_EX_TOOLWINDOW title="qtbug41883" class="Qt5QWindowPopupDropShadowSaveBits"

MainWindow:
  0x122048a 1920x1080+0+0 [visible] style=0x96080000 WS_POPUP WS_VISIBLE WS_CLIPSIBLINGS WS_CLIPCHILDREN WS_SYSMENU title="5.4.0 QOpenGLWidget" class="Qt5QWindowIcon"
  0x6c055c 1440x759+78+78 style=0x4c00000 WS_CLIPSIBLINGS WS_CAPTION WS_BORDER WS_DLGFRAME exStyle=0x100 WS_EX_WINDOWEDGE title="NVOpenGLFbo" class="NVOpenGLPbuffer"
  0x4d0402 140x40+0+0 style=0x86cf0000 WS_POPUP WS_CLIPSIBLINGS WS_CLIPCHILDREN WS_CAPTION WS_BORDER WS_DLGFRAME WS_SYSMENU WS_THICKFRAME WS_GROUP WS_TABSTOP WS_MINIMIZEBOX WS_MAXIMIZEBOX exStyle=0x100 WS_EX_WINDOWEDGE title="qtbug41883" class="Qt5QWindowGLOwnDCIcon"
  0x94050e 1440x759+26+26 style=0x4c00000 WS_CLIPSIBLINGS WS_CAPTION WS_BORDER WS_DLGFRAME exStyle=0x100 WS_EX_WINDOWEDGE title="NVOGLDC invisible" class="NVOpenGLPbuffer"
  0x500440 1440x759+234+234 style=0x4c00000 WS_CLIPSIBLINGS WS_CAPTION WS_BORDER WS_DLGFRAME exStyle=0x100 WS_EX_WINDOWEDGE title="__wglDummyWindowFodder" class="NVOpenGLPbuffer"

OpenGL/Non-fullscreen  (works)
==============================

 Menu: 
  0x6d055c 168x72+640+300 [visible] style=0x96000000 WS_POPUP WS_VISIBLE WS_CLIPSIBLINGS WS_CLIPCHILDREN exStyle=0x88 WS_EX_TOPMOST WS_EX_TOOLWINDOW title="qtbug41883" class="Qt5QWindowPopupDropShadowSaveBits"
  
MainWindow:
  0x2b03dc 216x139+632+249 [visible] style=0x96cf0000 WS_POPUP WS_VISIBLE WS_CLIPSIBLINGS WS_CLIPCHILDREN WS_CAPTION WS_BORDER WS_DLGFRAME WS_SYSMENU WS_THICKFRAME WS_GROUP WS_TABSTOP WS_MINIMIZEBOX WS_MAXIMIZEBOX exStyle=0x100 WS_EX_WINDOWEDGE title="5.4.0 QOpenGLWidget" class="Qt5QWindowIcon"
  0x6f0454 1440x759+26+26 style=0x4c00000 WS_CLIPSIBLINGS WS_CAPTION WS_BORDER WS_DLGFRAME exStyle=0x100 WS_EX_WINDOWEDGE title="NVOpenGLFbo" class="NVOpenGLPbuffer"
  0x4e04ce 140x40+0+0 style=0x86cf0000 WS_POPUP WS_CLIPSIBLINGS WS_CLIPCHILDREN WS_CAPTION WS_BORDER WS_DLGFRAME WS_SYSMENU WS_THICKFRAME WS_GROUP WS_TABSTOP WS_MINIMIZEBOX WS_MAXIMIZEBOX exStyle=0x100 WS_EX_WINDOWEDGE title="qtbug41883" class="Qt5QWindowGLOwnDCIcon"
  0x4b0416 1440x759+208+208 style=0x4c00000 WS_CLIPSIBLINGS WS_CAPTION WS_BORDER WS_DLGFRAME exStyle=0x100 WS_EX_WINDOWEDGE title="NVOGLDC invisible" class="NVOpenGLPbuffer"
  0x1703ec 1440x759+182+182 style=0x4c00000 WS_CLIPSIBLINGS WS_CAPTION WS_BORDER WS_DLGFRAME exStyle=0x100 WS_EX_WINDOWEDGE title="__wglDummyWindowFodder" class="NVOpenGLPbuffer"

Angle/fullscreen (works)
========================

 Menu: 
  0x101a0 8x8+1+1 style=0x46010000 WS_CHILD WS_CLIPSIBLINGS WS_CLIPCHILDREN WS_TABSTOP WS_MAXIMIZEBOX title="Explorer Browser Control" class="SHELLDLL_DefView"

MainWindow:
  0xb060c 1920x1080+0+0 [visible] style=0x96080000 WS_POPUP WS_VISIBLE WS_CLIPSIBLINGS WS_CLIPCHILDREN WS_SYSMENU title="5.4.0 QOpenGLWidget" class="Qt5QWindowIcon"
  0x120048a 140x40+0+0 style=0x86cf0000 WS_POPUP WS_CLIPSIBLINGS WS_CLIPCHILDREN WS_CAPTION WS_BORDER WS_DLGFRAME WS_SYSMENU WS_THICKFRAME WS_GROUP WS_TABSTOP WS_MINIMIZEBOX WS_MAXIMIZEBOX exStyle=0x100 WS_EX_WINDOWEDGE title="qtbug41883" class="Qt5QWindowGLOwnDCIcon"