vulkaninfo/vulkaninfo_functions.h - external/github.com/KhronosGroup/Vulkan-Tools - Git at Google

 /*
  * Copyright (c) 2025-2026 The Khronos Group Inc.
  * Copyright (c) 2025-2026 Valve Corporation
  * Copyright (c) 2025-2026 LunarG, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
  * Author: Charles Giessen <charles@lunarg.com>
  *
  */
 #pragma once

 // Need to include relevant system headers to open the dynamic library
 #if defined(WIN32)
 #include <windows.h>
 #elif defined(__APPLE__)
 #include <stdlib.h>
 #include <dlfcn.h>
 #else
 #include <dlfcn.h>
 #endif

 // We are providing storage for all functions, make sure the vulkan headers doesn't conflate with ours.
 #if !defined(VK_NO_PROTOTYPES)
 #define VK_NO_PROTOTYPES
 #endif

 #include <vulkan/vulkan.h>

 void* vulkan_library;

 // Global Functions
 PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr;
 PFN_vkEnumerateInstanceExtensionProperties vkEnumerateInstanceExtensionProperties;
 PFN_vkEnumerateInstanceLayerProperties vkEnumerateInstanceLayerProperties;
 PFN_vkEnumerateInstanceVersion vkEnumerateInstanceVersion;
 PFN_vkCreateInstance vkCreateInstance;

 // Per-platform Instance functions
 #if defined(VK_USE_PLATFORM_WIN32_KHR)
 PFN_vkCreateWin32SurfaceKHR vkCreateWin32SurfaceKHR;
 #endif
 #if defined(VK_USE_PLATFORM_WAYLAND_KHR)
 PFN_vkCreateWaylandSurfaceKHR vkCreateWaylandSurfaceKHR;
 #endif
 #if defined(VK_USE_PLATFORM_ANDROID_KHR)
 PFN_vkCreateAndroidSurfaceKHR vkCreateAndroidSurfaceKHR;
 #endif
 #if defined(VK_USE_PLATFORM_XLIB_KHR)
 PFN_vkCreateXlibSurfaceKHR vkCreateXlibSurfaceKHR;
 #endif
 #if defined(VK_USE_PLATFORM_XCB_KHR)
 PFN_vkCreateXcbSurfaceKHR vkCreateXcbSurfaceKHR;
 #endif
 #if defined(VK_USE_PLATFORM_METAL_EXT)
 PFN_vkCreateMetalSurfaceEXT vkCreateMetalSurfaceEXT;
 #endif
 #if defined(VK_USE_PLATFORM_MACOS_MVK)
 PFN_vkCreateMacOSSurfaceMVK vkCreateMacOSSurfaceMVK;
 #endif
 #if defined(VK_USE_PLATFORM_SCREEN_QNX)
 PFN_vkCreateScreenSurfaceQNX vkCreateScreenSurfaceQNX;
 #endif
 #if defined(VK_USE_PLATFORM_DISPLAY)
 PFN_vkCreateDisplayPlaneSurfaceKHR vkCreateDisplayPlaneSurfaceKHR;
 #endif
 #if defined(VK_USE_PLATFORM_DIRECTFB_EXT)
 PFN_vkCreateDirectFBSurfaceEXT vkCreateDirectFBSurfaceEXT;
 #endif
 #if defined(VK_USE_PLATFORM_GGP)
 PFN_vkCreateStreamDescriptorSurfaceGGP vkCreateStreamDescriptorSurfaceGGP;
 #endif
 // Instance functions
 PFN_vkCreateDebugReportCallbackEXT vkCreateDebugReportCallbackEXT;
 PFN_vkCreateDevice vkCreateDevice;
 PFN_vkDestroyDebugReportCallbackEXT vkDestroyDebugReportCallbackEXT;
 PFN_vkDestroyInstance vkDestroyInstance;
 PFN_vkDestroySurfaceKHR vkDestroySurfaceKHR;
 PFN_vkEnumerateDeviceExtensionProperties vkEnumerateDeviceExtensionProperties;
 PFN_vkGetDisplayModePropertiesKHR vkGetDisplayModePropertiesKHR;
 PFN_vkGetDisplayPlaneCapabilitiesKHR vkGetDisplayPlaneCapabilitiesKHR;
 PFN_vkGetDisplayPlaneSupportedDisplaysKHR vkGetDisplayPlaneSupportedDisplaysKHR;
 PFN_vkGetPhysicalDeviceDisplayPlanePropertiesKHR vkGetPhysicalDeviceDisplayPlanePropertiesKHR;
 PFN_vkGetPhysicalDeviceDisplayPropertiesKHR vkGetPhysicalDeviceDisplayPropertiesKHR;
 PFN_vkGetPhysicalDeviceFeatures vkGetPhysicalDeviceFeatures;
 PFN_vkGetPhysicalDeviceFormatProperties vkGetPhysicalDeviceFormatProperties;
 PFN_vkGetPhysicalDeviceMemoryProperties vkGetPhysicalDeviceMemoryProperties;
 PFN_vkGetPhysicalDeviceProperties vkGetPhysicalDeviceProperties;
 PFN_vkGetPhysicalDeviceQueueFamilyProperties vkGetPhysicalDeviceQueueFamilyProperties;
 PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR vkGetPhysicalDeviceSurfaceCapabilitiesKHR;
 PFN_vkGetPhysicalDeviceSurfaceFormatsKHR vkGetPhysicalDeviceSurfaceFormatsKHR;
 PFN_vkGetPhysicalDeviceSurfacePresentModesKHR vkGetPhysicalDeviceSurfacePresentModesKHR;
 PFN_vkGetPhysicalDeviceSurfaceSupportKHR vkGetPhysicalDeviceSurfaceSupportKHR;
 PFN_vkGetPhysicalDeviceVideoCapabilitiesKHR vkGetPhysicalDeviceVideoCapabilitiesKHR;
 PFN_vkGetPhysicalDeviceSurfaceFormats2KHR vkGetPhysicalDeviceSurfaceFormats2KHR;
 PFN_vkGetPhysicalDeviceSurfaceCapabilities2KHR vkGetPhysicalDeviceSurfaceCapabilities2KHR;
 PFN_vkGetPhysicalDeviceVideoFormatPropertiesKHR vkGetPhysicalDeviceVideoFormatPropertiesKHR;
 PFN_vkEnumeratePhysicalDeviceGroupsKHR vkEnumeratePhysicalDeviceGroupsKHR;
 PFN_vkGetDeviceGroupPresentCapabilitiesKHR vkGetDeviceGroupPresentCapabilitiesKHR;
 PFN_vkGetPhysicalDeviceImageFormatProperties vkGetPhysicalDeviceImageFormatProperties;
 PFN_vkGetPhysicalDeviceProperties2KHR vkGetPhysicalDeviceProperties2KHR;
 PFN_vkGetPhysicalDeviceMemoryProperties2KHR vkGetPhysicalDeviceMemoryProperties2KHR;
 PFN_vkGetPhysicalDeviceFeatures2KHR vkGetPhysicalDeviceFeatures2KHR;
 PFN_vkGetPhysicalDeviceQueueFamilyProperties2KHR vkGetPhysicalDeviceQueueFamilyProperties2KHR;
 PFN_vkEnumeratePhysicalDevices vkEnumeratePhysicalDevices;
 PFN_vkGetPhysicalDeviceSurfaceCapabilities2EXT vkGetPhysicalDeviceSurfaceCapabilities2EXT;
 PFN_vkGetPhysicalDeviceToolPropertiesEXT vkGetPhysicalDeviceToolPropertiesEXT;
 PFN_vkGetPhysicalDeviceFormatProperties2KHR vkGetPhysicalDeviceFormatProperties2KHR;
 PFN_vkGetPhysicalDeviceCooperativeMatrixPropertiesKHR vkGetPhysicalDeviceCooperativeMatrixPropertiesKHR;
 PFN_vkGetPhysicalDeviceCalibrateableTimeDomainsKHR vkGetPhysicalDeviceCalibrateableTimeDomainsKHR;
 PFN_vkGetPhysicalDeviceFragmentShadingRatesKHR vkGetPhysicalDeviceFragmentShadingRatesKHR;
 PFN_vkGetPhysicalDeviceMultisamplePropertiesEXT vkGetPhysicalDeviceMultisamplePropertiesEXT;

 // Device functions
 PFN_vkCreateImage vkCreateImage;
 PFN_vkGetImageMemoryRequirements vkGetImageMemoryRequirements;
 PFN_vkDestroyImage vkDestroyImage;
 PFN_vkDestroyDevice vkDestroyDevice;

 #define LOAD_INSTANCE_FUNCTION(instance, function) function = (PFN_##function)vkGetInstanceProcAddr(instance, #function)

 static VkResult load_vulkan_library() {
     vulkan_library = NULL;
 #if defined(WIN32)
     HMODULE library = LoadLibraryA("vulkan-1.dll");
     if (library == NULL) return VK_ERROR_INITIALIZATION_FAILED;

     vkGetInstanceProcAddr = (PFN_vkGetInstanceProcAddr)(void (*)(void))GetProcAddress(library, "vkGetInstanceProcAddr");
 #elif defined(__APPLE__)
     void* library = dlopen("libvulkan.dylib", RTLD_NOW | RTLD_LOCAL);
     if (library == NULL) {
         library = dlopen("libvulkan.1.dylib", RTLD_NOW | RTLD_LOCAL);
     }
     if (library == NULL && getenv("DYLD_FALLBACK_LIBRARY_PATH") == NULL) {
         library = dlopen("/usr/local/lib/libvulkan.dylib", RTLD_NOW | RTLD_LOCAL);
         if (library == NULL) {
             library = dlopen("/usr/local/lib/libvulkan.1.dylib", RTLD_NOW | RTLD_LOCAL);
         }
     }
     if (library == NULL) {
         return VK_ERROR_INITIALIZATION_FAILED;
     }

     vkGetInstanceProcAddr = (PFN_vkGetInstanceProcAddr)dlsym(library, "vkGetInstanceProcAddr");
 #else  // Assume everything else supports dlopen
     void* library = dlopen("libvulkan.so.1", RTLD_NOW | RTLD_LOCAL);
     if (library == NULL) library = dlopen("libvulkan.so", RTLD_NOW | RTLD_LOCAL);
     if (library == NULL) {
         return VK_ERROR_INITIALIZATION_FAILED;
     }
     vkGetInstanceProcAddr = (PFN_vkGetInstanceProcAddr)dlsym(library, "vkGetInstanceProcAddr");
 #endif
     if (vkGetInstanceProcAddr == NULL) {
         return VK_ERROR_INITIALIZATION_FAILED;
     }
     vulkan_library = library;
     LOAD_INSTANCE_FUNCTION(NULL, vkEnumerateInstanceExtensionProperties);
     LOAD_INSTANCE_FUNCTION(NULL, vkEnumerateInstanceLayerProperties);
     LOAD_INSTANCE_FUNCTION(NULL, vkEnumerateInstanceVersion);
     LOAD_INSTANCE_FUNCTION(NULL, vkCreateInstance);

     return VK_SUCCESS;
 }

 static void unload_vulkan_library() {
     if (vulkan_library != NULL) {
 #if defined(WIN32)
         FreeLibrary((HMODULE)vulkan_library);
 #else
         dlclose(vulkan_library);
 #endif
         vulkan_library = NULL;
     }
 }

 static void load_vulkan_instance_functions(VkInstance instance) {
 #if defined(VK_USE_PLATFORM_WIN32_KHR)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateWin32SurfaceKHR);
 #endif
 #if defined(VK_USE_PLATFORM_WAYLAND_KHR)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateWaylandSurfaceKHR);
 #endif
 #if defined(VK_USE_PLATFORM_ANDROID_KHR)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateAndroidSurfaceKHR);
 #endif
 #if defined(VK_USE_PLATFORM_XLIB_KHR)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateXlibSurfaceKHR);
 #endif
 #if defined(VK_USE_PLATFORM_XCB_KHR)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateXcbSurfaceKHR);
 #endif
 #if defined(VK_USE_PLATFORM_METAL_EXT)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateMetalSurfaceEXT);
 #endif
 #if defined(VK_USE_PLATFORM_MACOS_MVK)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateMacOSSurfaceMVK);
 #endif
 #if defined(VK_USE_PLATFORM_SCREEN_QNX)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateScreenSurfaceQNX);
 #endif
 #if defined(VK_USE_PLATFORM_DISPLAY)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateDisplayPlaneSurfaceKHR);
 #endif
 #if defined(VK_USE_PLATFORM_DIRECTFB_EXT)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateDirectFBSurfaceEXT);
 #endif
 #if defined(VK_USE_PLATFORM_GGP)
     LOAD_INSTANCE_FUNCTION(instance, vkCreateStreamDescriptorSurfaceGGP);
 #endif

     LOAD_INSTANCE_FUNCTION(instance, vkCreateDebugReportCallbackEXT);
     LOAD_INSTANCE_FUNCTION(instance, vkCreateDevice);
     LOAD_INSTANCE_FUNCTION(instance, vkDestroyDebugReportCallbackEXT);
     LOAD_INSTANCE_FUNCTION(instance, vkDestroyInstance);
     LOAD_INSTANCE_FUNCTION(instance, vkDestroySurfaceKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkEnumerateDeviceExtensionProperties);
     LOAD_INSTANCE_FUNCTION(instance, vkGetDisplayModePropertiesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetDisplayPlaneCapabilitiesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetDisplayPlaneSupportedDisplaysKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceDisplayPlanePropertiesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceDisplayPropertiesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceFeatures);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceFormatProperties);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceMemoryProperties);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceProperties);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceQueueFamilyProperties);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceCapabilitiesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceFormatsKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfacePresentModesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceSupportKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceVideoCapabilitiesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceFormats2KHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceCapabilities2KHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceVideoFormatPropertiesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkEnumeratePhysicalDeviceGroupsKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetDeviceGroupPresentCapabilitiesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceImageFormatProperties);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceProperties2KHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceMemoryProperties2KHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceFeatures2KHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceQueueFamilyProperties2KHR);
     LOAD_INSTANCE_FUNCTION(instance, vkEnumeratePhysicalDevices);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceCapabilities2EXT);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceToolPropertiesEXT);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceFormatProperties2KHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceCooperativeMatrixPropertiesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceCalibrateableTimeDomainsKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceFragmentShadingRatesKHR);
     LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceMultisamplePropertiesEXT);

     // Load device functions using vkGetInstanceProcAddr, vulkaninfo doesn't care about the extra indirection it causes
     LOAD_INSTANCE_FUNCTION(instance, vkCreateImage);
     LOAD_INSTANCE_FUNCTION(instance, vkGetImageMemoryRequirements);
     LOAD_INSTANCE_FUNCTION(instance, vkDestroyImage);
     LOAD_INSTANCE_FUNCTION(instance, vkDestroyDevice);
 }

 #undef LOAD_INSTANCE_FUNCTION
	/*
	* Copyright (c) 2025-2026 The Khronos Group Inc.
	* Copyright (c) 2025-2026 Valve Corporation
	* Copyright (c) 2025-2026 LunarG, Inc.
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*
	* Author: Charles Giessen <charles@lunarg.com>
	*
	*/
	#pragma once

	// Need to include relevant system headers to open the dynamic library
	#if defined(WIN32)
	#include <windows.h>
	#elif defined(__APPLE__)
	#include <stdlib.h>
	#include <dlfcn.h>
	#else
	#include <dlfcn.h>
	#endif

	// We are providing storage for all functions, make sure the vulkan headers doesn't conflate with ours.
	#if !defined(VK_NO_PROTOTYPES)
	#define VK_NO_PROTOTYPES
	#endif

	#include <vulkan/vulkan.h>

	void* vulkan_library;

	// Global Functions
	PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr;
	PFN_vkEnumerateInstanceExtensionProperties vkEnumerateInstanceExtensionProperties;
	PFN_vkEnumerateInstanceLayerProperties vkEnumerateInstanceLayerProperties;
	PFN_vkEnumerateInstanceVersion vkEnumerateInstanceVersion;
	PFN_vkCreateInstance vkCreateInstance;

	// Per-platform Instance functions
	#if defined(VK_USE_PLATFORM_WIN32_KHR)
	PFN_vkCreateWin32SurfaceKHR vkCreateWin32SurfaceKHR;
	#endif
	#if defined(VK_USE_PLATFORM_WAYLAND_KHR)
	PFN_vkCreateWaylandSurfaceKHR vkCreateWaylandSurfaceKHR;
	#endif
	#if defined(VK_USE_PLATFORM_ANDROID_KHR)
	PFN_vkCreateAndroidSurfaceKHR vkCreateAndroidSurfaceKHR;
	#endif
	#if defined(VK_USE_PLATFORM_XLIB_KHR)
	PFN_vkCreateXlibSurfaceKHR vkCreateXlibSurfaceKHR;
	#endif
	#if defined(VK_USE_PLATFORM_XCB_KHR)
	PFN_vkCreateXcbSurfaceKHR vkCreateXcbSurfaceKHR;
	#endif
	#if defined(VK_USE_PLATFORM_METAL_EXT)
	PFN_vkCreateMetalSurfaceEXT vkCreateMetalSurfaceEXT;
	#endif
	#if defined(VK_USE_PLATFORM_MACOS_MVK)
	PFN_vkCreateMacOSSurfaceMVK vkCreateMacOSSurfaceMVK;
	#endif
	#if defined(VK_USE_PLATFORM_SCREEN_QNX)
	PFN_vkCreateScreenSurfaceQNX vkCreateScreenSurfaceQNX;
	#endif
	#if defined(VK_USE_PLATFORM_DISPLAY)
	PFN_vkCreateDisplayPlaneSurfaceKHR vkCreateDisplayPlaneSurfaceKHR;
	#endif
	#if defined(VK_USE_PLATFORM_DIRECTFB_EXT)
	PFN_vkCreateDirectFBSurfaceEXT vkCreateDirectFBSurfaceEXT;
	#endif
	#if defined(VK_USE_PLATFORM_GGP)
	PFN_vkCreateStreamDescriptorSurfaceGGP vkCreateStreamDescriptorSurfaceGGP;
	#endif
	// Instance functions
	PFN_vkCreateDebugReportCallbackEXT vkCreateDebugReportCallbackEXT;
	PFN_vkCreateDevice vkCreateDevice;
	PFN_vkDestroyDebugReportCallbackEXT vkDestroyDebugReportCallbackEXT;
	PFN_vkDestroyInstance vkDestroyInstance;
	PFN_vkDestroySurfaceKHR vkDestroySurfaceKHR;
	PFN_vkEnumerateDeviceExtensionProperties vkEnumerateDeviceExtensionProperties;
	PFN_vkGetDisplayModePropertiesKHR vkGetDisplayModePropertiesKHR;
	PFN_vkGetDisplayPlaneCapabilitiesKHR vkGetDisplayPlaneCapabilitiesKHR;
	PFN_vkGetDisplayPlaneSupportedDisplaysKHR vkGetDisplayPlaneSupportedDisplaysKHR;
	PFN_vkGetPhysicalDeviceDisplayPlanePropertiesKHR vkGetPhysicalDeviceDisplayPlanePropertiesKHR;
	PFN_vkGetPhysicalDeviceDisplayPropertiesKHR vkGetPhysicalDeviceDisplayPropertiesKHR;
	PFN_vkGetPhysicalDeviceFeatures vkGetPhysicalDeviceFeatures;
	PFN_vkGetPhysicalDeviceFormatProperties vkGetPhysicalDeviceFormatProperties;
	PFN_vkGetPhysicalDeviceMemoryProperties vkGetPhysicalDeviceMemoryProperties;
	PFN_vkGetPhysicalDeviceProperties vkGetPhysicalDeviceProperties;
	PFN_vkGetPhysicalDeviceQueueFamilyProperties vkGetPhysicalDeviceQueueFamilyProperties;
	PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR vkGetPhysicalDeviceSurfaceCapabilitiesKHR;
	PFN_vkGetPhysicalDeviceSurfaceFormatsKHR vkGetPhysicalDeviceSurfaceFormatsKHR;
	PFN_vkGetPhysicalDeviceSurfacePresentModesKHR vkGetPhysicalDeviceSurfacePresentModesKHR;
	PFN_vkGetPhysicalDeviceSurfaceSupportKHR vkGetPhysicalDeviceSurfaceSupportKHR;
	PFN_vkGetPhysicalDeviceVideoCapabilitiesKHR vkGetPhysicalDeviceVideoCapabilitiesKHR;
	PFN_vkGetPhysicalDeviceSurfaceFormats2KHR vkGetPhysicalDeviceSurfaceFormats2KHR;
	PFN_vkGetPhysicalDeviceSurfaceCapabilities2KHR vkGetPhysicalDeviceSurfaceCapabilities2KHR;
	PFN_vkGetPhysicalDeviceVideoFormatPropertiesKHR vkGetPhysicalDeviceVideoFormatPropertiesKHR;
	PFN_vkEnumeratePhysicalDeviceGroupsKHR vkEnumeratePhysicalDeviceGroupsKHR;
	PFN_vkGetDeviceGroupPresentCapabilitiesKHR vkGetDeviceGroupPresentCapabilitiesKHR;
	PFN_vkGetPhysicalDeviceImageFormatProperties vkGetPhysicalDeviceImageFormatProperties;
	PFN_vkGetPhysicalDeviceProperties2KHR vkGetPhysicalDeviceProperties2KHR;
	PFN_vkGetPhysicalDeviceMemoryProperties2KHR vkGetPhysicalDeviceMemoryProperties2KHR;
	PFN_vkGetPhysicalDeviceFeatures2KHR vkGetPhysicalDeviceFeatures2KHR;
	PFN_vkGetPhysicalDeviceQueueFamilyProperties2KHR vkGetPhysicalDeviceQueueFamilyProperties2KHR;
	PFN_vkEnumeratePhysicalDevices vkEnumeratePhysicalDevices;
	PFN_vkGetPhysicalDeviceSurfaceCapabilities2EXT vkGetPhysicalDeviceSurfaceCapabilities2EXT;
	PFN_vkGetPhysicalDeviceToolPropertiesEXT vkGetPhysicalDeviceToolPropertiesEXT;
	PFN_vkGetPhysicalDeviceFormatProperties2KHR vkGetPhysicalDeviceFormatProperties2KHR;
	PFN_vkGetPhysicalDeviceCooperativeMatrixPropertiesKHR vkGetPhysicalDeviceCooperativeMatrixPropertiesKHR;
	PFN_vkGetPhysicalDeviceCalibrateableTimeDomainsKHR vkGetPhysicalDeviceCalibrateableTimeDomainsKHR;
	PFN_vkGetPhysicalDeviceFragmentShadingRatesKHR vkGetPhysicalDeviceFragmentShadingRatesKHR;
	PFN_vkGetPhysicalDeviceMultisamplePropertiesEXT vkGetPhysicalDeviceMultisamplePropertiesEXT;

	// Device functions
	PFN_vkCreateImage vkCreateImage;
	PFN_vkGetImageMemoryRequirements vkGetImageMemoryRequirements;
	PFN_vkDestroyImage vkDestroyImage;
	PFN_vkDestroyDevice vkDestroyDevice;

	#define LOAD_INSTANCE_FUNCTION(instance, function) function = (PFN_##function)vkGetInstanceProcAddr(instance, #function)

	static VkResult load_vulkan_library() {
	vulkan_library = NULL;
	#if defined(WIN32)
	HMODULE library = LoadLibraryA("vulkan-1.dll");
	if (library == NULL) return VK_ERROR_INITIALIZATION_FAILED;

	vkGetInstanceProcAddr = (PFN_vkGetInstanceProcAddr)(void (*)(void))GetProcAddress(library, "vkGetInstanceProcAddr");
	#elif defined(__APPLE__)
	void* library = dlopen("libvulkan.dylib", RTLD_NOW \| RTLD_LOCAL);
	if (library == NULL) {
	library = dlopen("libvulkan.1.dylib", RTLD_NOW \| RTLD_LOCAL);
	}
	if (library == NULL && getenv("DYLD_FALLBACK_LIBRARY_PATH") == NULL) {
	library = dlopen("/usr/local/lib/libvulkan.dylib", RTLD_NOW \| RTLD_LOCAL);
	if (library == NULL) {
	library = dlopen("/usr/local/lib/libvulkan.1.dylib", RTLD_NOW \| RTLD_LOCAL);
	}
	}
	if (library == NULL) {
	return VK_ERROR_INITIALIZATION_FAILED;
	}

	vkGetInstanceProcAddr = (PFN_vkGetInstanceProcAddr)dlsym(library, "vkGetInstanceProcAddr");
	#else // Assume everything else supports dlopen
	void* library = dlopen("libvulkan.so.1", RTLD_NOW \| RTLD_LOCAL);
	if (library == NULL) library = dlopen("libvulkan.so", RTLD_NOW \| RTLD_LOCAL);
	if (library == NULL) {
	return VK_ERROR_INITIALIZATION_FAILED;
	}
	vkGetInstanceProcAddr = (PFN_vkGetInstanceProcAddr)dlsym(library, "vkGetInstanceProcAddr");
	#endif
	if (vkGetInstanceProcAddr == NULL) {
	return VK_ERROR_INITIALIZATION_FAILED;
	}
	vulkan_library = library;
	LOAD_INSTANCE_FUNCTION(NULL, vkEnumerateInstanceExtensionProperties);
	LOAD_INSTANCE_FUNCTION(NULL, vkEnumerateInstanceLayerProperties);
	LOAD_INSTANCE_FUNCTION(NULL, vkEnumerateInstanceVersion);
	LOAD_INSTANCE_FUNCTION(NULL, vkCreateInstance);

	return VK_SUCCESS;
	}

	static void unload_vulkan_library() {
	if (vulkan_library != NULL) {
	#if defined(WIN32)
	FreeLibrary((HMODULE)vulkan_library);
	#else
	dlclose(vulkan_library);
	#endif
	vulkan_library = NULL;
	}
	}

	static void load_vulkan_instance_functions(VkInstance instance) {
	#if defined(VK_USE_PLATFORM_WIN32_KHR)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateWin32SurfaceKHR);
	#endif
	#if defined(VK_USE_PLATFORM_WAYLAND_KHR)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateWaylandSurfaceKHR);
	#endif
	#if defined(VK_USE_PLATFORM_ANDROID_KHR)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateAndroidSurfaceKHR);
	#endif
	#if defined(VK_USE_PLATFORM_XLIB_KHR)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateXlibSurfaceKHR);
	#endif
	#if defined(VK_USE_PLATFORM_XCB_KHR)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateXcbSurfaceKHR);
	#endif
	#if defined(VK_USE_PLATFORM_METAL_EXT)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateMetalSurfaceEXT);
	#endif
	#if defined(VK_USE_PLATFORM_MACOS_MVK)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateMacOSSurfaceMVK);
	#endif
	#if defined(VK_USE_PLATFORM_SCREEN_QNX)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateScreenSurfaceQNX);
	#endif
	#if defined(VK_USE_PLATFORM_DISPLAY)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateDisplayPlaneSurfaceKHR);
	#endif
	#if defined(VK_USE_PLATFORM_DIRECTFB_EXT)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateDirectFBSurfaceEXT);
	#endif
	#if defined(VK_USE_PLATFORM_GGP)
	LOAD_INSTANCE_FUNCTION(instance, vkCreateStreamDescriptorSurfaceGGP);
	#endif

	LOAD_INSTANCE_FUNCTION(instance, vkCreateDebugReportCallbackEXT);
	LOAD_INSTANCE_FUNCTION(instance, vkCreateDevice);
	LOAD_INSTANCE_FUNCTION(instance, vkDestroyDebugReportCallbackEXT);
	LOAD_INSTANCE_FUNCTION(instance, vkDestroyInstance);
	LOAD_INSTANCE_FUNCTION(instance, vkDestroySurfaceKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkEnumerateDeviceExtensionProperties);
	LOAD_INSTANCE_FUNCTION(instance, vkGetDisplayModePropertiesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetDisplayPlaneCapabilitiesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetDisplayPlaneSupportedDisplaysKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceDisplayPlanePropertiesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceDisplayPropertiesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceFeatures);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceFormatProperties);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceMemoryProperties);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceProperties);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceQueueFamilyProperties);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceCapabilitiesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceFormatsKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfacePresentModesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceSupportKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceVideoCapabilitiesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceFormats2KHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceCapabilities2KHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceVideoFormatPropertiesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkEnumeratePhysicalDeviceGroupsKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetDeviceGroupPresentCapabilitiesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceImageFormatProperties);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceProperties2KHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceMemoryProperties2KHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceFeatures2KHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceQueueFamilyProperties2KHR);
	LOAD_INSTANCE_FUNCTION(instance, vkEnumeratePhysicalDevices);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceSurfaceCapabilities2EXT);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceToolPropertiesEXT);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceFormatProperties2KHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceCooperativeMatrixPropertiesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceCalibrateableTimeDomainsKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceFragmentShadingRatesKHR);
	LOAD_INSTANCE_FUNCTION(instance, vkGetPhysicalDeviceMultisamplePropertiesEXT);

	// Load device functions using vkGetInstanceProcAddr, vulkaninfo doesn't care about the extra indirection it causes
	LOAD_INSTANCE_FUNCTION(instance, vkCreateImage);
	LOAD_INSTANCE_FUNCTION(instance, vkGetImageMemoryRequirements);
	LOAD_INSTANCE_FUNCTION(instance, vkDestroyImage);
	LOAD_INSTANCE_FUNCTION(instance, vkDestroyDevice);
	}

	#undef LOAD_INSTANCE_FUNCTION