[SDL2] On Win, build and link statically.

Keep using system lib dynamically on Unix.

src/xenia/app/premake5.lua

@@ -79,7 +79,6 @@ project("xenia-app")
 
   filter("platforms:Windows")
     links({
-      "delayimp", -- This library implements delayed loading on Windows, an MSVC exclusive feature.
       "xenia-apu-xaudio2",
       "xenia-gpu-d3d12",
       "xenia-hid-winkey",
@@ -87,11 +86,6 @@ project("xenia-app")
       "xenia-ui-d3d12",
     })
 
-  filter("platforms:Windows")
-    linkoptions({
-      "/DELAYLOAD:SDL2.dll",  -- SDL is not mandatory on Windows, implementations using native APIs are prefered.
-    })
-
   filter("platforms:Windows")
     -- Only create the .user file if it doesn't already exist.
     local user_file = project_root.."/build/xenia-app.vcxproj.user"

src/xenia/apu/sdl/premake5.lua

@@ -14,16 +14,4 @@ project("xenia-apu-sdl")
   defines({
   })
   local_platform_files()
-
-  filter("platforms:Windows")
-    -- On linux we build against the system version (libsdl2-dev)
-    includedirs({
-      project_root.."/third_party/SDL2-devel-VC/include/",
-    })
-    libdirs({
-      project_root.."/third_party/SDL2-devel-VC/lib/x64/",
-    })
-    -- Copy the dll to the output folder
-    postbuildcommands({
-      "{COPY} %{prj.basedir}/"..project_root.."/third_party/SDL2-devel-VC/lib/x64/SDL2.dll %{cfg.targetdir}",
-    })
+  sdl2_include()

src/xenia/apu/sdl/sdl_audio_driver.h

@@ -9,12 +9,12 @@
 
 #ifndef XENIA_APU_SDL_SDL_AUDIO_DRIVER_H_
 #define XENIA_APU_SDL_SDL_AUDIO_DRIVER_H_
-#include <SDL2/SDL.h>
 
 #include <mutex>
 #include <queue>
 #include <stack>
 
+#include "SDL.h"
 #include "xenia/apu/audio_driver.h"
 #include "xenia/base/threading.h"
 

src/xenia/hid/sdl/premake5.lua

@@ -15,16 +15,4 @@ project("xenia-hid-sdl")
   defines({
   })
   local_platform_files()
-
-  filter("platforms:Windows")
-    -- On linux we build against the system version (libsdl2-dev)
-    includedirs({
-      project_root.."/third_party/SDL2-devel-VC/include/",
-    })
-    libdirs({
-      project_root.."/third_party/SDL2-devel-VC/lib/x64/",
-    })
-    -- Copy the dll to the output folder
-    postbuildcommands({
-      "{COPY} %{prj.basedir}/"..project_root.."/third_party/SDL2-devel-VC/lib/x64/SDL2.dll %{cfg.targetdir}",
-    })
+  sdl2_include()

src/xenia/hid/sdl/sdl_input_driver.h

@@ -10,12 +10,11 @@
 #ifndef XENIA_HID_SDL_SDL_INPUT_DRIVER_H_
 #define XENIA_HID_SDL_SDL_INPUT_DRIVER_H_
 
-#include <SDL2/SDL.h>
-
 #include <array>
 #include <atomic>
 #include <mutex>
 
+#include "SDL.h"
 #include "xenia/hid/input_driver.h"
 
 #define HID_SDL_USER_COUNT (4)