Add new Renderer architecture (far from complete)

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Former-commit-id: fb6c2456d8edd3ec022d5d953f79fecdd4f2b8f4

include/Nazara/VulkanRenderer/VkLoader.hpp

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+// Copyright (C) 2016 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Vulkan Renderer"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_VULKANRENDERER_VKLOADER_HPP
+#define NAZARA_VULKANRENDERER_VKLOADER_HPP
+
+#include <Nazara/Prerequesites.hpp>
+#include <Nazara/Core/DynLib.hpp>
+#include <Nazara/VulkanRenderer/Config.hpp>
+#include <vulkan/vulkan.h>
+
+namespace Nz
+{
+	namespace Vk
+	{
+		class NAZARA_VULKANRENDERER_API Loader
+		{
+			public:
+				Loader() = delete;
+				~Loader() = delete;
+				
+				static bool EnumerateInstanceExtensionProperties(std::vector<VkExtensionProperties>* properties, const char* layerName = nullptr);
+				static bool EnumerateInstanceLayerProperties(std::vector<VkLayerProperties>* properties);
+
+				static inline PFN_vkVoidFunction GetInstanceProcAddr(VkInstance instance, const char* name);
+
+				static bool Initialize();
+				static void Uninitialize();
+
+				// Vulkan functions
+				#define NAZARA_VULKANRENDERER_GLOBAL_FUNCTION(func) static PFN_##func func
+
+				NAZARA_VULKANRENDERER_GLOBAL_FUNCTION(vkCreateInstance);
+				NAZARA_VULKANRENDERER_GLOBAL_FUNCTION(vkEnumerateInstanceExtensionProperties);
+				NAZARA_VULKANRENDERER_GLOBAL_FUNCTION(vkEnumerateInstanceLayerProperties);
+				NAZARA_VULKANRENDERER_GLOBAL_FUNCTION(vkGetInstanceProcAddr);
+
+				#undef NAZARA_VULKANRENDERER_GLOBAL_FUNCTION
+
+			private:
+				static DynLib s_vulkanLib;
+				static VkResult s_lastErrorCode;
+		};
+	}
+}
+
+#include <Nazara/VulkanRenderer/VkLoader.inl>
+
+#endif // NAZARA_VULKANRENDERER_VKLOADER_HPP