text: #pragma once
  
  #if !defined(XGFX_VULKAN) && !defined(XGFX_OPENGL) &&                          \
      !defined(XGFX_DIRECTX12) && !defined(XGFX_DIRECTX11) &&                    \
      !defined(XGFX_METAL)
  #error                                                                         \
      "Define either XGFX_VULKAN, XGFX_OPENGL, XGFX_DIRECTX12, XGFX_DIRECTX11, and/or XGFX_METAL before #include \"CrossWindow/Graphics.h\""
  #endif
  
  #include "Graphics/DirectX11.h"
  #include "Graphics/DirectX12.h"
  #include "Graphics/Metal.h"
  #include "Graphics/OpenGL.h"
  #include "Graphics/Vulkan.h"