[wsi] Add init/quit functions, integrate them into DxvkInstance.

This is preparation for loading/unloading WSI backends at runtime, which will be in an upcoming commit.

src/dxvk/dxvk_instance.cpp

@@ -4,6 +4,7 @@
 #include "dxvk_openvr.h"
 #include "dxvk_openxr.h"
 #include "dxvk_platform_exts.h"
+#include "../wsi/wsi_platform.h"
 
 #include <algorithm>
 #include <sstream>
@@ -20,6 +21,8 @@ namespace dxvk {
     Logger::info(str::format("Game: ", env::getExeName()));
     Logger::info(str::format("DXVK: ", DXVK_VERSION));
 
+    wsi::init();
+
     m_config = Config::getUserConfig();
     m_config.merge(Config::getAppConfig(env::getExePath()));
     m_config.logOptions();
@@ -64,6 +67,8 @@ namespace dxvk {
   DxvkInstance::~DxvkInstance() {
     if (m_messenger)
       m_vki->vkDestroyDebugUtilsMessengerEXT(m_vki->instance(), m_messenger, nullptr);
+
+    wsi::quit();
   }
   
   

src/wsi/meson.build

@@ -1,5 +1,6 @@
 wsi_common_src = [
   'wsi_edid.cpp',
+  'wsi_platform.cpp',
 ]
 
 wsi_win32_src = [

src/wsi/wsi_platform.cpp

@@ -0,0 +1,11 @@
+#include "wsi_platform.h"
+
+namespace dxvk::wsi {
+
+  void init() {
+  }
+
+  void quit() {
+  }
+
+}

src/wsi/wsi_platform.h

@@ -7,3 +7,10 @@
 #elif defined(DXVK_WSI_GLFW)
 #include "glfw/wsi_platform_glfw.h"
 #endif
+
+namespace dxvk::wsi {
+
+  void init();
+  void quit();
+
+}