message: Changing coordinate convention requires changing the front-face convention (finally the mathematically correct counter-clock-wise winding is front-face)
diff: @@ -992,7 +992,7 @@ bool COpenGLDriver::genericDriverInit()
  glClearDepth(0.0);
  glDepthFunc(GL_GEQUAL);
  glDepthRange(1.0,0.0);
  - glFrontFace(GL_CW);
  + glFrontFace(GL_CCW);
  // adjust flat coloring scheme to DirectX version
  ///extGlProvokingVertex(GL_FIRST_VERTEX_CONVENTION_EXT);
  @@ -1236,15 +1236,6 @@ bool COpenGLDriver::beginScene(bool backBuffer, bool zBuffer, SColor color,
  changeRenderContext(videoData, (void*)0);
  #endif // _IRR_COMPILE_WITH_OSX_DEVICE_
  -#if defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
  - if (DeviceType == EIDT_SDL)
  - {
  - // todo: SDL sets glFrontFace(GL_CCW) after driver creation,
  - // it would be better if this was fixed elsewhere.
  - glFrontFace(GL_CW);
  - }
  -#endif
  -
  if (zBuffer)
  {
  clearZBuffer(0.0);
  