Enable extension support and debug layer.

include/gpu/vk/GrVkInterface.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrRadInterface_DEFINED
 #define GrRadInterface_DEFINED
 
 #include "SkRefCnt.h"
 
+#include "GrVkExtensions.h"
+
 #include "vulkan/vulkan.h"
 
 ////////////////////////////////////////////////////////////////////////////////
 
 /**
  * The default interface is returned by GrVkDefaultInterface. This function's
  * implementation is platform-specific.
  */
 
 struct GrVkInterface;
@@ skipping 24 matching lines @@
 
     typedef SkRefCnt INHERITED;
 
 public:
     GrVkInterface();
 
     // Validates that the GrVkInterface supports its advertised standard. This means the necessary
     // function pointers have been initialized for Vulkan version.
     bool validate() const;
 
+    GrVkExtensions fExtensions;
+
+    bool hasInstanceExtension(const char ext[]) const {
+        return fExtensions.hasInstanceExtension(ext);
+    }
+    bool hasDeviceExtension(const char ext[]) const {
+        return fExtensions.hasDeviceExtension(ext);
+    }
+    bool hasInstanceLayer(const char ext[]) const {
+        return fExtensions.hasInstanceLayer(ext);
+    }
+    bool hasDeviceLayer(const char ext[]) const {
+        return fExtensions.hasDeviceLayer(ext);
+    }
+
     /**
      * The function pointers are in a struct so that we can have a compiler generated assignment
      * operator.
      */
     struct Functions {
         VkPtr<PFN_vkCreateInstance> fCreateInstance;
         VkPtr<PFN_vkDestroyInstance> fDestroyInstance;
         VkPtr<PFN_vkEnumeratePhysicalDevices> fEnumeratePhysicalDevices;
         VkPtr<PFN_vkGetPhysicalDeviceFeatures> fGetPhysicalDeviceFeatures;
         VkPtr<PFN_vkGetPhysicalDeviceFormatProperties> fGetPhysicalDeviceFormatProperties;
@@ skipping 138 matching lines @@
         VkPtr<PFN_vkAcquireNextImageKHR> fAcquireNextImageKHR;
         VkPtr<PFN_vkQueuePresentKHR> fQueuePresentKHR;
         VkPtr<PFN_vkGetPhysicalDeviceDisplayPropertiesKHR> fGetPhysicalDeviceDisplayPropertiesKHR;
         VkPtr<PFN_vkGetPhysicalDeviceDisplayPlanePropertiesKHR> fGetPhysicalDeviceDisplayPlanePropertiesKHR;
         VkPtr<PFN_vkGetDisplayPlaneSupportedDisplaysKHR> fGetDisplayPlaneSupportedDisplaysKHR;
         VkPtr<PFN_vkGetDisplayModePropertiesKHR> fGetDisplayModePropertiesKHR;
         VkPtr<PFN_vkCreateDisplayModeKHR> fCreateDisplayModeKHR;
         VkPtr<PFN_vkGetDisplayPlaneCapabilitiesKHR> fGetDisplayPlaneCapabilitiesKHR;
         VkPtr<PFN_vkCreateDisplayPlaneSurfaceKHR> fCreateDisplayPlaneSurfaceKHR;
         VkPtr<PFN_vkCreateSharedSwapchainsKHR> fCreateSharedSwapchainsKHR;
+        VkPtr<PFN_vkCreateDebugReportCallbackEXT> fCreateDebugReportCallbackEXT;
+        VkPtr<PFN_vkDebugReportMessageEXT> fDebugReportMessageEXT;
+        VkPtr<PFN_vkDestroyDebugReportCallbackEXT> fDestroyDebugReportCallbackEXT;
     } fFunctions;
+
 };
 
 #endif