cmake: Build D3D and D3D12 video backends

Source/Core/VideoBackends/D3D12/CMakeLists.txt

@@ -0,0 +1,55 @@
+set(SRCS
+  BoundingBox.cpp
+  BoundingBox.h
+  D3DBase.cpp
+  D3DBase.h
+  D3DCommandListManager.cpp
+  D3DCommandListManager.h
+  D3DDescriptorHeapManager.cpp
+  D3DDescriptorHeapManager.h
+  D3DQueuedCommandList.cpp
+  D3DQueuedCommandList.h
+  D3DShader.cpp
+  D3DShader.h
+  D3DState.cpp
+  D3DState.h
+  D3DStreamBuffer.cpp
+  D3DStreamBuffer.h
+  D3DTexture.cpp
+  D3DTexture.h
+  D3DUtil.cpp
+  D3DUtil.h
+  FramebufferManager.cpp
+  FramebufferManager.h
+  main.cpp
+  NativeVertexFormat.cpp
+  NativeVertexFormat.h
+  PerfQuery.cpp
+  PerfQuery.h
+  PSTextureEncoder.cpp
+  PSTextureEncoder.h
+  Render.cpp
+  Render.h
+  ShaderCache.cpp
+  ShaderCache.h
+  ShaderConstantsManager.cpp
+  ShaderConstantsManager.h
+  StaticShaderCache.cpp
+  StaticShaderCache.h
+  TextureCache.cpp
+  TextureCache.h
+  TextureEncoder.h
+  VertexManager.cpp
+  VertexManager.h
+  VideoBackend.h
+  XFBEncoder.cpp
+  XFBEncoder.h
+)
+
+set(LIBS
+  videocommon
+  SOIL
+  common
+)
+
+add_dolphin_library(videod3d12 "${SRCS}" "${LIBS}")