Add ResourceLoaderAppDirMacOS

openVulkanoCpp/Host/MacOS/ResourceLoaderAppDirMacOS.cpp

@@ -0,0 +1,57 @@
+/*
+ * 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 "ResourceLoaderAppDirMacOS.hpp"
+#include "Base/Utils.hpp"
+#include <unistd.h>
+#include <climits>
+#include <iostream>
+#include <mach-o/dyld.h>
+#include <stdlib.h>
+
+namespace OpenVulkano
+{
+	namespace
+	{
+		void* HANDLE = ResourceLoader::RegisterResourceLoader(std::make_unique<ResourceLoaderAppDirMacOS>());
+
+		std::string FindAppDir()
+		{
+			char pathBuffer[PATH_MAX];
+			uint32_t bufferSize = sizeof(pathBuffer);
+
+			if (_NSGetExecutablePath(pathBuffer, &bufferSize) == 0)
+			{
+				char resolvedPath[PATH_MAX];
+				if (realpath(pathBuffer, resolvedPath) != nullptr)
+				{
+					std::string_view appDirPath(resolvedPath);
+					appDirPath = appDirPath.substr(0, appDirPath.find_last_of('/') + 1);
+					return std::string(appDirPath);
+				}
+			}
+
+			std::cerr << "Failed to find real path to application!";
+			return "";
+		}
+
+		const std::string& GetAppDir()
+		{
+			static const std::string appDirPath = FindAppDir();
+			return appDirPath;
+		}
+	}
+
+	std::string ResourceLoaderAppDirMacOS::GetResourcePath(const std::string& resourceName)
+	{
+		return GetAppDir() + resourceName;
+	}
+
+	Array<char> ResourceLoaderAppDirMacOS::GetResource(const std::string& resourceName)
+	{
+		return Utils::ReadFile(GetAppDir() + resourceName, true);
+	}
+}

openVulkanoCpp/Host/MacOS/ResourceLoaderAppDirMacOS.hpp

@@ -0,0 +1,19 @@
+/*
+ * 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"
+
+namespace OpenVulkano
+{
+	class ResourceLoaderAppDirMacOS final : public ResourceLoader
+	{
+	public:
+		std::string GetResourcePath(const std::string& resourceName) override;
+		Array<char> GetResource(const std::string& resourceName) override;
+	};
+}