implement first version of embedded resource loader for Windows

openVulkanoCpp/Host/Windows/EmbeddedResourceLoaderWindows.cpp

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+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+#include "EmbeddedResourceLoaderWindows.hpp"
+#include "Base/Utils.hpp"
+#include "Base/Logger.hpp"
+#include "../resources/resource.h"
+#include <windows.h>
+#include <iostream>
+#include <filesystem>
+
+
+namespace OpenVulkano
+{
+	namespace
+	{
+		void* HANDLE = ResourceLoader::RegisterResourceLoader(std::make_unique<EmbeddedResourceLoaderWindows>());
+	}
+
+	std::string EmbeddedResourceLoaderWindows::GetResourcePath(const std::string& resourceName)
+	{
+		return "";
+	}
+
+	Array<char> EmbeddedResourceLoaderWindows::GetResource(const std::string& resourceName)
+	{
+		return {};
+		//return GetResource(resourceName, GetResourceType(resourceName));
+	}
+
+	//LPSTR EmbeddedResourceLoaderWindows::GetResourceType(const std::string& resourceName) const
+	//{
+	//	std::filesystem::path path(resourceName);
+	//	std::string ext = path.extension().string();
+	//	if (ext.empty() || ext == ".")
+	//	{
+	//		Logger::APP->warn("Could not load embedded resource {}. Unsupported extension", resourceName, ext);
+	//		return {};
+	//	}
+	//	if (ext == ".ico" || ext == ".icon")
+	//	{
+	//		return RT_ICON;
+	//	}
+	//	else if (ext == ".ttf" || ext == ".fnt" || ext == ".font")
+	//	{
+	//		return RT_FONT;
+	//	}
+	//	// custom raw data
+	//	return RT_RCDATA;
+	//}
+
+	Array<char> EmbeddedResourceLoaderWindows::GetResource(LPSTR resId, LPSTR resourceType) const
+	{
+		HMODULE exe = GetModuleHandleA(NULL);
+		LPCSTR resourceName = resId;
+		HRSRC hRes = FindResourceA(exe, resourceName, resourceType);
+		if (!hRes)
+		{
+			Logger::APP->warn("Could not find embedded resource");
+			return {};
+		}
+
+		HGLOBAL hResData = LoadResource(exe, hRes);
+		if (!hResData)
+		{
+			Logger::APP->warn("Embedded resource found, but could not load.");
+			return {};
+		}
+
+		void* data = LockResource(hResData);
+		DWORD size = SizeofResource(exe, hRes);
+		Array<char> dst(size);
+		std::memcpy(dst.Data(), data, size);
+		return dst;
+	}
+
+}

openVulkanoCpp/Host/Windows/EmbeddedResourceLoaderWindows.hpp

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+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+#pragma once
+
+#include "Host/ResourceLoader.hpp"
+#include <variant>
+
+namespace OpenVulkano
+{
+	class EmbeddedResourceLoaderWindows final : public ResourceLoader
+	{
+	public:
+		std::string GetResourcePath(const std::string& resourceName) override;
+		Array<char> GetResource(const std::string& resourceName) override;
+		Array<char> GetResource(char* resId, char* resourceType) const;
+	private:
+		char* GetResourceType(const std::string& resourceName) const;
+	};
+}