Add support for creating Vulkan window surfaces.

extlibs/headers/vulkan/vulkan_xlib_xrandr.h

@@ -0,0 +1,54 @@
+#ifndef VULKAN_XLIB_XRANDR_H_
+#define VULKAN_XLIB_XRANDR_H_ 1
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+** Copyright (c) 2015-2018 The Khronos Group 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.
+*/
+
+/*
+** This header is generated from the Khronos Vulkan XML API Registry.
+**
+*/
+
+
+#define VK_EXT_acquire_xlib_display 1
+#define VK_EXT_ACQUIRE_XLIB_DISPLAY_SPEC_VERSION 1
+#define VK_EXT_ACQUIRE_XLIB_DISPLAY_EXTENSION_NAME "VK_EXT_acquire_xlib_display"
+
+typedef VkResult (VKAPI_PTR *PFN_vkAcquireXlibDisplayEXT)(VkPhysicalDevice physicalDevice, Display* dpy, VkDisplayKHR display);
+typedef VkResult (VKAPI_PTR *PFN_vkGetRandROutputDisplayEXT)(VkPhysicalDevice physicalDevice, Display* dpy, RROutput rrOutput, VkDisplayKHR* pDisplay);
+
+#ifndef VK_NO_PROTOTYPES
+VKAPI_ATTR VkResult VKAPI_CALL vkAcquireXlibDisplayEXT(
+    VkPhysicalDevice                            physicalDevice,
+    Display*                                    dpy,
+    VkDisplayKHR                                display);
+
+VKAPI_ATTR VkResult VKAPI_CALL vkGetRandROutputDisplayEXT(
+    VkPhysicalDevice                            physicalDevice,
+    Display*                                    dpy,
+    RROutput                                    rrOutput,
+    VkDisplayKHR*                               pDisplay);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif