dep: Move Vulkan loader to common

src/common/vulkan/loader.h

@@ -0,0 +1,92 @@
+// Copyright 2016 Dolphin Emulator Project
+// Copyright 2020 DuckStation Emulator Project
+// Licensed under GPLv2+
+// Refer to the LICENSE file included.
+
+#pragma once
+
+#define VK_NO_PROTOTYPES
+
+#if defined(WIN32)
+
+#define VK_USE_PLATFORM_WIN32_KHR
+
+// vulkan.h pulls in windows.h on Windows, so we need to include our replacement header first
+#include "../windows_headers.h"
+
+#endif
+
+#if defined(USE_X11)
+#define VK_USE_PLATFORM_XLIB_KHR
+#endif
+
+#if defined(USE_WAYLAND)
+#define VK_USE_PLATFORM_WAYLAND_KHR
+#endif
+
+#if defined(ANDROID)
+#define VK_USE_PLATFORM_ANDROID_KHR
+#endif
+
+#if defined(__APPLE__)
+// #define VK_USE_PLATFORM_MACOS_MVK
+#define VK_USE_PLATFORM_METAL_EXT
+#endif
+
+#include "vulkan/vulkan.h"
+
+// Currently, exclusive fullscreen is only supported on Windows.
+#if defined(WIN32)
+#define SUPPORTS_VULKAN_EXCLUSIVE_FULLSCREEN 1
+#endif
+
+#if defined(USE_X11)
+
+// This breaks a bunch of our code. They shouldn't be #defines in the first place.
+#ifdef None
+#undef None
+#endif
+#ifdef Status
+#undef Status
+#endif
+#ifdef CursorShape
+#undef CursorShape
+#endif
+#ifdef KeyPress
+#undef KeyPress
+#endif
+#ifdef KeyRelease
+#undef KeyRelease
+#endif
+#ifdef FocusIn
+#undef FocusIn
+#endif
+#ifdef FocusOut
+#undef FocusOut
+#endif
+#ifdef FontChange
+#undef FontChange
+#endif
+#ifdef Expose
+#undef Expose
+#endif
+#ifdef Unsorted
+#undef Unsorted
+#endif
+#ifdef Bool
+#undef Bool
+#endif
+
+#endif
+
+#include "entry_points.h"
+
+namespace Vulkan {
+
+bool LoadVulkanLibrary();
+bool LoadVulkanInstanceFunctions(VkInstance instance);
+bool LoadVulkanDeviceFunctions(VkDevice device);
+void UnloadVulkanLibrary();
+void ResetVulkanLibraryFunctionPointers();
+
+} // namespace Vulkan