Prepare build system for OpenVR and QtQuick (QML)

CMakeLists.txt

@@ -11,6 +11,8 @@ set(VERSION "beta-1")
 
 option(FETCH_DEPS "Download dependencies if they are not found" ON)
 option(XMRIG "Include XMRig module" ON)
+option(OPENVR "Include OpenVR support" OFF)
+option(QML "Include QtQuick (QML)" OFF)
 option(TOR_BIN "Path to Tor binary to embed inside WOWlet" OFF)
 option(STATIC "Link libraries statically, requires static Qt")
 option(USE_DEVICE_TREZOR "Trezor support compilation" OFF)
@@ -24,16 +26,26 @@ include(FindCcache)
 include(CheckIncludeFile)
 include(CheckSymbolExists)
 
-if(DEBUG)
-    set(CMAKE_VERBOSE_MAKEFILE ON)
-endif()
-
 set(WOWNERO_HEAD "f611d5c9e32bc62f1735f6571b0bdb95cc020531")
 set(BUILD_GUI_DEPS ON)
 set(ARCH "x86-64")
 set(BUILD_64 ON)
 set(INSTALL_VENDORED_LIBUNBOUND ${STATIC})
 set(USE_SINGLE_BUILDDIR ON)
+if(OPENVR)
+    set(QML ON)
+endif()
+
+# Are we in debug mode?
+set(_CMAKE_BUILD_TYPE "")
+string(TOUPPER "${CMAKE_BUILD_TYPE}" _CMAKE_BUILD_TYPE)
+if("${_CMAKE_BUILD_TYPE}" STREQUAL "DEBUG")
+    set(DEBUG ON)
+
+    set(CMAKE_VERBOSE_MAKEFILE ON)
+    message(STATUS "OPENVR: ${OPENVR}")
+    message(STATUS "QML: ${QML}")
+endif()
 
 check_include_file(sys/prctl.h HAVE_SYS_PRCTL_H)
 check_symbol_exists(prctl "sys/prctl.h" HAVE_PRCTL)
@@ -87,7 +99,7 @@ if(GIT_FOUND)
     if(NOT _WOWNERO_HEAD STREQUAL WOWNERO_HEAD)
         message(FATAL_ERROR "[submodule] Monero HEAD was at ${_WOWNERO_HEAD} but should be at ${WOWNERO_HEAD}")
     else()
-        message(STATUS "[submodule] Monero HEAD @ ${WOWNERO_HEAD}")
+        message(STATUS "[submodule] Wownero HEAD @ ${WOWNERO_HEAD}")
     endif()
 endif()
 
@@ -365,4 +377,12 @@ if(APPLE)
     add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/contrib/KDMacTouchBar")
 endif()
 
+if(OPENVR)
+    # Add contrib/openvr as library
+    add_definitions(-DVR_API_PUBLIC)
+    add_definitions(-DOPENVR_BUILD_STATIC)  # is this needed?
+    add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/contrib/openvr")
+    message(STATUS "yeepp")
+endif()
+
 add_subdirectory(src)

Makefile

@@ -30,6 +30,8 @@ CMAKEFLAGS = \
 	-DARCH=x86_64 \
 	-DBUILD_64=On \
 	-DBUILD_TESTS=Off \
+	-DOPENVR=Off \
+	-DQML=Off \
 	-DXMRIG=Off \
 	-DTOR_BIN=Off \
 	-DCMAKE_CXX_STANDARD=11 \
@@ -50,10 +52,11 @@ release-static:
 
 depends:
 	mkdir -p build/$(target)/release
-	cd build/$(target)/release && cmake -D STATIC=ON -DREPRODUCIBLE=$(or ${SOURCE_DATE_EPOCH},OFF) -DTOR_VERSION=$(or ${TOR_VERSION}, OFF) -DTOR_BIN=$(or ${TOR_BIN},OFF) -D DEV_MODE=$(or ${DEV_MODE},OFF) -D BUILD_TAG=$(tag) -D CMAKE_BUILD_TYPE=Release -D CMAKE_TOOLCHAIN_FILE=$(root)/$(target)/share/toolchain.cmake ../../.. && $(MAKE)
+	cd build/$(target)/release && cmake -D STATIC=ON -DREPRODUCIBLE=$(or ${SOURCE_DATE_EPOCH},OFF) -DTOR_VERSION=$(or ${TOR_VERSION}, OFF) -DOPENVR=ON -DQML=ON -DTOR_BIN=$(or ${TOR_BIN},OFF) -D DEV_MODE=$(or ${DEV_MODE},OFF) -D BUILD_TAG=$(tag) -D CMAKE_BUILD_TYPE=Debug -D CMAKE_TOOLCHAIN_FILE=$(root)/$(target)/share/toolchain.cmake ../../.. && $(MAKE)
 
 windows-mxe-release: CMAKEFLAGS += -DBUILD_TAG="win-x64"
 windows-mxe-release: CMAKEFLAGS += -DTOR_BIN=$(or ${TOR_BIN},OFF)
+windows-mxe-debug: CMAKEFLAGS += -DOPENVR=On
 windows-mxe-release: CMAKEFLAGS += -DCMAKE_BUILD_TYPE=Release
 windows-mxe-release:
 	cmake -Bbuild $(CMAKEFLAGS)
@@ -61,6 +64,7 @@ windows-mxe-release:
 
 windows-mxe-debug: CMAKEFLAGS += -DBUILD_TAG="win-x64"
 windows-mxe-debug: CMAKEFLAGS += -DTOR_BIN=$(or ${TOR_BIN},OFF)
+windows-mxe-debug: CMAKEFLAGS += -DOPENVR=On
 windows-mxe-debug: CMAKEFLAGS += -DCMAKE_BUILD_TYPE=Debug
 windows-mxe-debug:
 	cmake -Bbuild $(CMAKEFLAGS)

src/CMakeLists.txt

@@ -5,16 +5,7 @@ set(CMAKE_AUTOUIC ON)
 # pthread
 find_package(Threads REQUIRED)
 
-find_package(Qt5 REQUIRED COMPONENTS Core Widgets Gui Network Svg Xml WebSockets)
-
-add_subdirectory(libwalletqt)
-add_subdirectory(model)
-add_subdirectory(utils)
-add_subdirectory(openpgp)
-
-qt5_add_resources(RESOURCES assets.qrc)
-
-# Compile source files (.h/.cpp)
+# Compile these source files (.h/.cpp)
 file(GLOB SOURCE_FILES
         "*.h"
         "*.cpp"
@@ -42,6 +33,35 @@ file(GLOB SOURCE_FILES
         "dialog/*.cpp"
         )
 
+if(QML)
+    find_package(Qt5 REQUIRED COMPONENTS Core Widgets Gui Network Svg Xml WebSockets Quick Qml QuickControls2 QmlImportScanner)
+else()
+    find_package(Qt5 REQUIRED COMPONENTS Core Widgets Gui Network Svg Xml WebSockets)
+endif()
+
+if(OPENVR)
+    # include some extra files
+    qt5_add_resources(RESOURCES vr/qml.qrc)
+    file(GLOB SOURCE_FILES_QML
+            "vr/*.h"
+            "vr/*.cpp"
+            "vr/utils/*.h"
+            "vr/utils/*.cpp"
+            )
+    list(APPEND SOURCE_FILES ${SOURCE_FILES_QML})
+
+    if(MINGW)
+        set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wno-deprecated-declarations")  # @TODO: removeme
+    endif()
+endif()
+
+add_subdirectory(libwalletqt)
+add_subdirectory(model)
+add_subdirectory(utils)
+add_subdirectory(openpgp)
+
+qt5_add_resources(RESOURCES assets.qrc)
+
 if(TOR_BIN)
     if(APPLE)
         set(ASSETS_TOR "assets_tor_macos.qrc")
@@ -118,6 +138,10 @@ target_include_directories(wowlet PUBLIC
         ${Qt5WebSockets_INCLUDE_DIRS}
         )
 
+if(OPENVR)
+    target_include_directories(wowlet PUBLIC ${CMAKE_SOURCE_DIR}/contrib/)
+endif()
+
 if(DONATE_BEG)
     target_compile_definitions(wowlet PRIVATE DONATE_BEG=1)
 endif()
@@ -130,6 +154,11 @@ if(XMRIG)
     target_compile_definitions(wowlet PRIVATE HAS_XMRIG=1)
 endif()
 
+if(OPENVR)
+    target_compile_definitions(wowlet PRIVATE HAS_OPENVR=1)
+    target_compile_definitions(wowlet PUBLIC VR_API_PUBLIC)
+endif()
+
 if(HAVE_SYS_PRCTL_H)
     target_compile_definitions(wowlet PRIVATE HAVE_SYS_PRCTL_H=1)
 endif()
@@ -150,6 +179,17 @@ if (NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
     target_compile_definitions(wowlet PRIVATE QT_NO_DEBUG=1)
 endif()
 
+add_definitions(${QT_DEFINITIONS})
+if(NOT "${CMAKE_BUILD_TYPE}" EQUAL "Debug")
+    add_definitions(-DQT_NO_DEBUG)
+endif()
+
+target_compile_definitions(wowlet PUBLIC VR_API_PUBLIC)
+
+if(QML)
+    qt5_import_qml_plugins(${PROJECT_NAME})
+endif()
+
 target_compile_definitions(wowlet
         PUBLIC
         ${Qt5Core_DEFINITIONS}
@@ -166,12 +206,13 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${Qt5Widgets_EXECUTABLE_COMPILE_FLAGS}")
 if(UNIX AND NOT APPLE)
     # https://stackoverflow.com/questions/57766620/cmake-add-library-doesnt-initialize-static-global-variable
     # so that contrib/monero-seed/src/gf_elem.cpp properly initializes. A better solution is welcome.
-    target_link_libraries(wowlet -Wl,--whole-archive monero-seed::monero-seed -Wl,--no-whole-archive)
+    target_link_libraries(wowlet PUBLIC -Wl,--whole-archive monero-seed::monero-seed -Wl,--no-whole-archive)
 else()
-    target_link_libraries(wowlet monero-seed::monero-seed)
+    target_link_libraries(wowlet PUBLIC monero-seed::monero-seed)
 endif()
 
-target_link_libraries(wowlet
+# Link Wownero core libraries
+target_link_libraries(wowlet PUBLIC
         wallet_merged
         ${LMDB_LIBRARY}
         epee
@@ -183,19 +224,51 @@ target_link_libraries(wowlet
         ${Boost_LIBRARIES}
         ${OPENSSL_LIBRARIES}
         ${CMAKE_DL_LIBS}
-        ${EXTRA_LIBRARIES}
-        Qt5::Core
-        Qt5::Widgets
-        Qt5::Gui
-        Qt5::Network
-        Qt5::Svg
-        Qt5::Xml
-        Qt5::WebSockets
+        ${EXTRA_LIBRARIES})
+
+# Link Qt libraries
+if(QML)
+    target_link_libraries(wowlet PUBLIC
+            Qt5::Core
+            Qt5::Widgets
+            Qt5::Gui
+            Qt5::Network
+            Qt5::Svg
+            Qt5::QSvgPlugin
+            Qt5::QSvgIconPlugin
+            Qt5::Xml
+            Qt5::WebSockets
+            Qt5::Quick
+            Qt5::Qml
+            Qt5::QuickControls2)
+else()
+    target_link_libraries(wowlet PUBLIC
+            Qt5::Core
+            Qt5::Widgets
+            Qt5::Gui
+            Qt5::Network
+            Qt5::Svg
+            Qt5::Xml
+            Qt5::WebSockets)
+endif()
+
+# Link random other stuff
+target_link_libraries(wowlet PUBLIC
         ${ICU_LIBRARIES}
         openpgp
         Threads::Threads
-        ${QRENCODE_LIBRARY}
-        )
+        ${QRENCODE_LIBRARY})
+
+# Link OpenVR
+if(OPENVR)
+    if(MINGW)
+        target_link_libraries(wowlet PUBLIC
+                openvr_api64
+                gcc stdc++ winpthread ssp glu32 opengl32 glmf32 -dynamic)
+    else()
+        target_link_libraries(wowlet PUBLIC openvr_api)
+    endif()
+endif()
 
 if(APPLE)
     target_link_libraries(wowlet
@@ -206,14 +279,14 @@ if(APPLE)
 endif()
 
 if(NOT APPLE)
-    target_link_libraries(wowlet
+    target_link_libraries(wowlet PUBLIC
             Qt5::QSvgIconPlugin
             Qt5::QSvgPlugin
     )
 endif()
 
 if(STATIC)
-    target_link_libraries(wowlet
+    target_link_libraries(wowlet PUBLIC
             Qt5::QSvgIconPlugin
             Qt5::QSvgPlugin)
     if(UNIX AND NOT APPLE)
@@ -223,7 +296,7 @@ if(STATIC)
 endif()
 
 if(X11_FOUND)
-    target_link_libraries(wowlet ${X11_LIBRARIES})
+    target_link_libraries(wowlet PUBLIC ${X11_LIBRARIES})
 endif()
 
 if(APPLE)

src/main.cpp

@@ -10,6 +10,10 @@
 #include "mainwindow.h"
 #include "cli.h"
 
+#ifdef HAS_OPENVR
+#include "vr/main.h"
+#endif
+
 #if defined(Q_OS_WIN)
 #include <windows.h>
 #endif
@@ -84,6 +88,12 @@ if (AttachConsole(ATTACH_PARENT_PROCESS)) {
     QCommandLineOption backgroundPasswordOption(QStringList() << "daemon-password", "Password for connecting to the wowlet websocket service", "backgroundPassword");
     parser.addOption(backgroundPasswordOption);
 
+    QCommandLineOption openVROption(QStringList() << "openvr", "Start Wowlet OpenVR");
+    parser.addOption(openVROption);
+
+    QCommandLineOption openVRDebugOption(QStringList() << "openvr-debug", "Start the Wowlet VR interface without initializing OpenVR - for debugging purposes.");
+    parser.addOption(openVRDebugOption);
+
     auto parsed = parser.parse(argv_);
     if(!parsed) {
         qCritical() << parser.errorText();
@@ -99,17 +109,35 @@ if (AttachConsole(ATTACH_PARENT_PROCESS)) {
     bool exportContacts = parser.isSet(exportContactsOption);
     bool exportTxHistory = parser.isSet(exportTxHistoryOption);
     bool backgroundAddressEnabled = parser.isSet(backgroundOption);
+    bool openVREnabled = parser.isSet(openVROption);
     bool cliMode = exportContacts || exportTxHistory || backgroundAddressEnabled;
 
     qRegisterMetaType<QVector<QString>>();
 
+    if(openVREnabled) {
+#ifdef HAS_OPENVR
+        QApplication vr_app(argc, argv);
+        auto *ctx = new AppContext(&parser);
+        auto *vr = new wowletVR::WowletVR(ctx, &parser, &vr_app);
+        qDebug() << "Context: " << qgetenv("QMLSCENE_DEVICE");
+        if(vr->errors.length() > 0)
+            return 1;
+
+        vr->render();
+        return vr_app.exec();
+#else
+        qCritical() << "Wowlet compiled without OpenVR support.";
+        exit(1);
+#endif
+    }
+
     if(cliMode) {
+        auto *ctx = new AppContext(&parser);
         QCoreApplication cli_app(argc, argv);
         QCoreApplication::setApplicationName("wowlet");
         QCoreApplication::setOrganizationDomain("wownero.org");
         QCoreApplication::setOrganizationName("wownero.org");
 
-        auto *ctx = new AppContext(&parser);
         ctx->applicationPath = QString(argv[0]);
         ctx->isDebug = debugMode;