set dx12 as requirement when using xell or xefg_swapchain

Author: jasperdewinther

Cargo.toml

@@ -32,6 +32,6 @@ generate-bindings = ["dep:bindgen"]
 dx11 = []
 dx12 = []
 vk = ["dep:ash"]
-xell = []
+xell = ["dx12"]
 xess = []
-xefg_swapchain = ["windows/Win32_Graphics_Dxgi_Common", "windows/Win32_Graphics_Direct3D12"]
+xefg_swapchain = ["dx12", "windows/Win32_Graphics_Dxgi_Common", "windows/Win32_Graphics_Direct3D12"]