Added function for checking extension support at device level

base/vulkandevice.hpp

@@ -32,6 +32,8 @@ namespace vk
 		VkPhysicalDeviceMemoryProperties memoryProperties;
 		/** @brief Queue family properties of the physical device */
 		std::vector<VkQueueFamilyProperties> queueFamilyProperties;
+		/** @brief List of extensions supported by the device */
+		std::vector<std::string> supportedExtensions;
 
 		/** @brief Default command pool for the graphics queue family index */
 		VkCommandPool commandPool = VK_NULL_HANDLE;
@@ -70,6 +72,21 @@ namespace vk
 			assert(queueFamilyCount > 0);
 			queueFamilyProperties.resize(queueFamilyCount);
 			vkGetPhysicalDeviceQueueFamilyProperties(physicalDevice, &queueFamilyCount, queueFamilyProperties.data());
+
+			// Get list of supported extensions
+			uint32_t extCount = 0;
+			vkEnumerateDeviceExtensionProperties(physicalDevice, nullptr, &extCount, nullptr);
+			if (extCount > 0)
+			{
+				std::vector<VkExtensionProperties> extensions(extCount);
+				if (vkEnumerateDeviceExtensionProperties(physicalDevice, nullptr, &extCount, &extensions.front()) == VK_SUCCESS)
+				{
+					for (auto ext : extensions)
+					{
+						supportedExtensions.push_back(ext.extensionName);
+					}
+				}
+			}
 		}
 
 		/** 
@@ -521,5 +538,17 @@ namespace vk
 			}
 		}
 
+		/**
+		* Check if an extension is supported by the (physical device)
+		*
+		* @param extension Name of the extension to check
+		*
+		* @return True if the extension is supported (present in the list read at device creation time)
+		*/
+		bool extensionSupported(std::string extension)
+		{
+			return (std::find(supportedExtensions.begin(), supportedExtensions.end(), extension) != supportedExtensions.end());
+		}
+
 	};
 }