Create Cemu .app bundle for macOS (#364)

src/CMakeLists.txt

@@ -67,12 +67,39 @@ endif()
 
 set_property(TARGET CemuBin PROPERTY MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
 set_property(TARGET CemuBin PROPERTY WIN32_EXECUTABLE $<NOT:$<CONFIG:Debug>>)
+set(OUTPUT_NAME "Cemu_$<LOWER_CASE:$<CONFIG>>")
+
+if (MACOS_BUNDLE)
+	set_property(TARGET CemuBin PROPERTY MACOSX_BUNDLE_INFO_PLIST "${CMAKE_CURRENT_SOURCE_DIR}/resource/MacOSXBundleInfo.plist.in")
+
+	set(RESOURCE_FILES "${CMAKE_SOURCE_DIR}/src/resource/cemu.icns")
+	target_sources(CemuBin PRIVATE "${RESOURCE_FILES}")
+
+	set(MACOSX_BUNDLE_CATEGORY "public.app-category.games")
+
+	set_target_properties(CemuBin PROPERTIES
+		MACOSX_BUNDLE true
+		RESOURCE "${RESOURCE_FILES}"
+	)
+
+	set(FOLDERS gameProfiles resources)
+	foreach(folder ${FOLDERS})
+		add_custom_command (TARGET CemuBin POST_BUILD
+			COMMAND ${CMAKE_COMMAND} ARGS -E copy_directory "${CMAKE_SOURCE_DIR}/bin/${folder}" "${CMAKE_SOURCE_DIR}/bin/${OUTPUT_NAME}.app/Contents/SharedSupport/${folder}")
+	endforeach(folder)
+
+	add_custom_command (TARGET CemuBin POST_BUILD
+		COMMAND ${CMAKE_COMMAND} ARGS -E copy "/usr/local/lib/libMoltenVK.dylib" "${CMAKE_SOURCE_DIR}/bin/${OUTPUT_NAME}.app/Contents/Frameworks/libMoltenVK.dylib")
+
+	add_custom_command (TARGET CemuBin POST_BUILD
+		COMMAND bash -c "install_name_tool -add_rpath @executable_path/../Frameworks ${CMAKE_SOURCE_DIR}/bin/${OUTPUT_NAME}.app/Contents/MacOS/${OUTPUT_NAME}")
+endif()
 
 set_target_properties(CemuBin PROPERTIES
 	# multi-configuration generators will add a config subdirectory to RUNTIME_OUTPUT_DIRECTORY if no generator expression is used
 	# to get the same behavior everywhere we append an empty generator expression
 	RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/../bin/$<1:>"
-	OUTPUT_NAME "Cemu_$<LOWER_CASE:$<CONFIG>>"
+	OUTPUT_NAME "${OUTPUT_NAME}"
 )
 
 target_link_libraries(CemuBin PRIVATE

src/gui/CemuApp.cpp

@@ -77,6 +77,9 @@ bool CemuApp::OnInit()
 	auto standardPaths = wxStandardPaths::Get();
 #ifdef PORTABLE
 	fs::path exePath(standardPaths.GetExecutablePath().ToStdString());
+#if MACOS_BUNDLE
+    exePath = exePath.parent_path().parent_path().parent_path();
+#endif
 	user_data_path = config_path = cache_path = data_path = exePath.parent_path();
 #else
 	SetAppName("Cemu");

src/resource/MacOSXBundleInfo.plist.in

@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>English</string>
+	<key>CFBundleExecutable</key>
+	<string>${MACOSX_BUNDLE_EXECUTABLE_NAME}</string>
+	<key>CFBundleGetInfoString</key>
+	<string>${MACOSX_BUNDLE_INFO_STRING}</string>
+	<key>CFBundleIconFile</key>
+	<string>${MACOSX_BUNDLE_ICON_FILE}</string>
+	<key>CFBundleIdentifier</key>
+	<string>${MACOSX_BUNDLE_GUI_IDENTIFIER}</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleLongVersionString</key>
+	<string>${MACOSX_BUNDLE_LONG_VERSION_STRING}</string>
+	<key>CFBundleName</key>
+	<string>${MACOSX_BUNDLE_BUNDLE_NAME}</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>${MACOSX_BUNDLE_SHORT_VERSION_STRING}</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>${MACOSX_BUNDLE_BUNDLE_VERSION}</string>
+	<key>CSResourcesFileMapped</key>
+	<true/>
+	<key>NSHumanReadableCopyright</key>
+	<string>${MACOSX_BUNDLE_COPYRIGHT}</string>
+    <key>LSApplicationCategoryType</key>
+    <string>${MACOSX_BUNDLE_CATEGORY}</string>
+</dict>
+</plist>