void __cdecl GX_VIConfigure_Impl(unsigned __int16 internal_width, unsigned __int16 internal_height)
{
  double internal_width_; // st5
  double internal_height_; // st7
  float real_width; // [esp+0h] [ebp-8h]

  real_width = (float)(unsigned int)g_D3D_Width_2;
  internal_width_ = (double)internal_width;
  internal_height_ = (double)internal_height;
  if ( dword_C2CF88 ) // never gets changed, always 1?
  {
    g_InternalWidthScale = real_width / internal_width_;
    g_InternalHeightScale = 720.0 / (internal_height_ - (g_InternalLetterboxHeight * 2)) * (real_width / 1280.0);
    g_InternalHeightScaleFull = (double)(unsigned int)g_D3D_Height_2 / internal_height_;
    g_ViewportHeightScale = g_InternalHeightScale;
  }
  else
  {
    // below code is never ran, but the variables do get set elsewhere
    g_InternalWidthScale_unused = real_width / internal_width_;
    g_InternalHeightScale_unused = 720.0 / (internal_height_ - (g_InternalLetterboxHeight * 2)) * (real_width / 1280.0);
    g_InternalHeightScaleFull_unused = (double)(unsigned int)g_D3D_Height_2 / internal_height_;
    g_ViewportHeightScale_unused = g_InternalHeightScale_unused;
  }
  g_InternalHeight = (float)internal_height;
}