Rewrite host GPU abstraction

- Don't have to repeat the same thing for 4 renderers.
 - Add native Metal renderer.

src/common/CMakeLists.txt

@@ -17,8 +17,6 @@ add_library(common
   fifo_queue.h
   file_system.cpp
   file_system.h
-  gpu_texture.cpp
-  gpu_texture.h
   image.cpp
   image.h
   hash_combine.h
@@ -57,8 +55,6 @@ add_library(common
   timer.cpp
   timer.h
   types.h
-  window_info.cpp
-  window_info.h
 )
 
 target_include_directories(common PRIVATE "${CMAKE_CURRENT_SOURCE_DIR}/..")
@@ -68,28 +64,6 @@ target_link_libraries(common PRIVATE stb libchdr zlib minizip Zstd::Zstd "${CMAK
 
 if(WIN32)
   target_sources(common PRIVATE
-    d3d12/context.cpp
-    d3d12/context.h
-    d3d12/descriptor_heap_manager.cpp
-    d3d12/descriptor_heap_manager.h
-    d3d12/shader_cache.cpp
-    d3d12/shader_cache.h
-    d3d12/staging_texture.cpp
-    d3d12/staging_texture.h
-    d3d12/stream_buffer.cpp
-    d3d12/stream_buffer.h
-    d3d12/texture.cpp
-    d3d12/texture.h
-    d3d12/util.cpp
-    d3d12/util.h
-    d3d11/shader_cache.cpp
-    d3d11/shader_cache.h
-    d3d11/shader_compiler.cpp
-    d3d11/shader_compiler.h
-    d3d11/stream_buffer.cpp
-    d3d11/stream_buffer.h
-    d3d11/texture.cpp
-    d3d11/texture.h
     http_downloader_winhttp.cpp
     http_downloader_winhttp.h
     thirdparty/StackWalker.cpp
@@ -123,147 +97,6 @@ if(ANDROID)
   target_link_libraries(common PRIVATE log)
 endif()
 
-if(USE_X11)
-  target_sources(common PRIVATE
-      gl/x11_window.cpp
-      gl/x11_window.h
-  )
-  target_compile_definitions(common PRIVATE "-DUSE_X11=1")
-  target_include_directories(common PRIVATE "${X11_INCLUDE_DIR}" "${X11_Xrandr_INCLUDE_PATH}")
-  target_link_libraries(common PRIVATE "${X11_LIBRARIES}" "${X11_Xrandr_LIB}")
-endif()
-
-if(USE_WAYLAND)
-  target_compile_definitions(common PRIVATE "-DUSE_WAYLAND=1")
-elseif(SUPPORTS_WAYLAND)
-  message(WARNING "Wayland support for renderers is disabled.\nDuckStation will FAIL to start on Wayland.")
-endif()
-
-if(USE_DRMKMS)
-  target_sources(common PRIVATE
-    drm_display.cpp
-    drm_display.h
-  )
-  target_link_libraries(common PUBLIC Libdrm::Libdrm)
-endif()
-
-if(ENABLE_OPENGL)
-  target_sources(common PRIVATE
-    gl/context.cpp
-    gl/context.h
-    gl/program.cpp
-    gl/program.h
-    gl/shader_cache.cpp
-    gl/shader_cache.h
-    gl/stream_buffer.cpp
-    gl/stream_buffer.h
-    gl/texture.cpp
-    gl/texture.h
-  )
-  target_compile_definitions(common PUBLIC "WITH_OPENGL=1")
-  target_link_libraries(common PRIVATE glad)
-
-  if(WIN32)
-    target_sources(common PRIVATE
-      gl/context_wgl.cpp
-      gl/context_wgl.h
-    )
-  endif()
-
-  if(USE_EGL)
-    target_sources(common PRIVATE
-      gl/context_egl.cpp
-      gl/context_egl.h
-    )
-    target_compile_definitions(common PRIVATE "-DUSE_EGL=1")
-
-    if(USE_X11)
-      target_sources(common PRIVATE
-        gl/context_egl_x11.cpp
-        gl/context_egl_x11.h
-      )
-
-      # We set EGL_NO_X11 because otherwise X comes in with its macros and breaks
-      # a bunch of files from compiling, if we include the EGL headers. This just
-      # makes the data types opaque, we can still use it with X11 if needed.
-      target_compile_definitions(common PRIVATE "-DEGL_NO_X11=1")
-    endif()
-    if(ANDROID AND USE_EGL)
-      target_sources(common PRIVATE
-        gl/context_egl_android.cpp
-        gl/context_egl_android.h
-      )
-    endif()
-    if(USE_DRMKMS)
-      target_compile_definitions(common PRIVATE "-DUSE_GBM=1")
-      target_sources(common PRIVATE
-        gl/context_egl_gbm.cpp
-        gl/context_egl_gbm.h
-      )
-      target_link_libraries(common PUBLIC GBM::GBM)
-    endif()
-    if(USE_FBDEV)
-      target_compile_definitions(common PRIVATE "-DUSE_FBDEV=1")
-      target_sources(common PRIVATE
-        gl/context_egl_fbdev.cpp
-        gl/context_egl_fbdev.h
-      )
-    endif()
-  endif()
-
-  if(USE_X11)
-    target_sources(common PRIVATE
-      gl/context_glx.cpp
-      gl/context_glx.h
-    )
-    target_compile_definitions(common PRIVATE "-DUSE_GLX=1")
-  endif()
-
-  if(USE_WAYLAND)
-    target_sources(common PRIVATE
-      gl/context_egl_wayland.cpp
-      gl/context_egl_wayland.h
-    )
-  endif()
-
-  if(APPLE)
-    target_sources(common PRIVATE
-      gl/context_agl.mm
-      gl/context_agl.h
-    )
-  endif()
-endif()
-
-if(ENABLE_VULKAN)
-  target_sources(common PRIVATE
-    vulkan/builders.cpp
-    vulkan/builders.h
-    vulkan/context.cpp
-    vulkan/context.h
-    vulkan/loader.h
-    vulkan/loader.cpp
-    vulkan/shader_cache.cpp
-    vulkan/shader_cache.h
-    vulkan/shader_compiler.cpp
-    vulkan/shader_compiler.h
-    vulkan/stream_buffer.cpp
-    vulkan/stream_buffer.h
-    vulkan/swap_chain.cpp
-    vulkan/swap_chain.h
-    vulkan/texture.cpp
-    vulkan/texture.h
-    vulkan/util.cpp
-    vulkan/util.h
-  )
-  target_compile_definitions(common PUBLIC "WITH_VULKAN=1")
-  target_link_libraries(common PRIVATE glslang)
-
-  if(APPLE)
-    # Needed for Vulkan Swap Chain.
-    target_link_libraries(common PRIVATE "objc")
-  endif()
-endif()
-
 if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
   # We need -lrt for shm_unlink
   target_link_libraries(common PRIVATE rt)