Shader: Add module resolver + use modules for engine shaders

include/Nazara/Shader/DirectoryModuleResolver.hpp

@@ -0,0 +1,45 @@
+// Copyright (C) 2022 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
+// This file is part of the "Nazara Engine - Shader module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_SHADER_DIRECTORYMODULERESOLVER_HPP
+#define NAZARA_SHADER_DIRECTORYMODULERESOLVER_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Core/VirtualDirectory.hpp>
+#include <Nazara/Shader/Config.hpp>
+#include <Nazara/Shader/ShaderModuleResolver.hpp>
+#include <string>
+#include <unordered_map>
+
+namespace Nz
+{
+	class NAZARA_SHADER_API DirectoryModuleResolver : public ShaderModuleResolver
+	{
+		public:
+			inline DirectoryModuleResolver();
+			DirectoryModuleResolver(const DirectoryModuleResolver&) = delete;
+			DirectoryModuleResolver(DirectoryModuleResolver&&) = delete;
+			~DirectoryModuleResolver() = default;
+
+			inline void RegisterModuleDirectory(std::string_view path, std::filesystem::path realPath);
+			inline void RegisterModuleFile(std::string_view path, std::filesystem::path realPath);
+			inline void RegisterModuleFile(std::string_view path, std::vector<UInt8> fileContent);
+			inline void RegisterModuleFile(std::string_view path, const void* staticData, std::size_t size);
+
+			ShaderAst::ModulePtr Resolve(const std::vector<std::string>& modulePath) override;
+
+			DirectoryModuleResolver& operator=(const DirectoryModuleResolver&) = delete;
+			DirectoryModuleResolver& operator=(DirectoryModuleResolver&&) = delete;
+
+		private:
+			std::shared_ptr<VirtualDirectory> m_searchDirectory;
+			std::unordered_map<std::string, ShaderAst::ModulePtr> m_knownModules;
+	};
+}
+
+#include <Nazara/Shader/DirectoryModuleResolver.inl>
+
+#endif // NAZARA_SHADER_DIRECTORYMODULERESOLVER_HPP