Build FMUSim GUI for macOS

.github/workflows/build-fmusim-gui.yml

@@ -8,7 +8,7 @@ on:
     branches: [ main ]
 
 jobs:
-  build-fmusim-gui:
+  build-fmusim-gui-windows:
     runs-on: windows-2019
     steps:
     - uses: actions/checkout@v4
@@ -39,4 +39,21 @@ jobs:
         name: fmusim-gui-x86_64-windows
         path: fmusim-gui/build/fmusim-gui/Release
         if-no-files-found: error
-
+  build-fmusim-gui-macos:
+    runs-on: macos-12
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-python@v5
+      with:
+        python-version: '3.10'
+    - name: Install Qt
+      uses: jurplel/install-qt-action@v4
+      with:
+        version: '6.7.1'
+        modules: 'qtpositioning qtwebchannel qtwebengine'
+    - run: python -m pip install fmpy requests
+    - run: python fmusim-gui/build/build_cvode.py
+    - run: python fmusim-gui/build/build_libxml2.py
+    - run: python fmusim-gui/build/build_zlib.py
+    - run: cmake -D CMAKE_PREFIX_PATH=${{env.QT_ROOT_DIR}} -S fmusim-gui -B fmusim-gui/build/fmusim-gui
+    - run: cmake --build fmusim-gui/build/fmusim-gui --config Release

fmusim-gui/CMakeLists.txt

@@ -9,10 +9,26 @@ set(CMAKE_AUTORCC ON)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
+if (${CMAKE_HOST_SYSTEM_PROCESSOR} MATCHES "AMD64|x86_64")
+  set(FMI_ARCHITECTURE "x86_64")
+elseif (${CMAKE_HOST_SYSTEM_PROCESSOR} MATCHES "aarch64")
+  set(FMI_ARCHITECTURE "aarch64")
+else ()
+  message(FATAL_ERROR "Unknown System Architecture: ${CMAKE_SYSTEM_PROCESSOR}")
+endif ()
+
+if (WIN32)
+  set(FMI_PLATFORM "${FMI_ARCHITECTURE}-windows")
+elseif (APPLE)
+  set(FMI_PLATFORM "${FMI_ARCHITECTURE}-darwin")
+else ()
+  set(FMI_PLATFORM "${FMI_ARCHITECTURE}-linux")
+endif ()
+
 find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Widgets)
-set(CVODE_DIR    ${CMAKE_SOURCE_DIR}/build/cvode-x86_64-windows/install)
-set(LIBXML2_DIR  ${CMAKE_SOURCE_DIR}/build/libxml2-x86_64-windows/install)
-set(ZLIB_DIR     ${CMAKE_SOURCE_DIR}/build/zlib-x86_64-windows/install)
+set(CVODE_DIR    ${CMAKE_SOURCE_DIR}/build/cvode-${FMI_PLATFORM}/install)
+set(LIBXML2_DIR  ${CMAKE_SOURCE_DIR}/build/libxml2-${FMI_PLATFORM}/install)
+set(ZLIB_DIR     ${CMAKE_SOURCE_DIR}/build/zlib-${FMI_PLATFORM}/install)
 
 set(ZLIB_SRC_DIR ${CMAKE_SOURCE_DIR}/build/zlib-1.3)
 
@@ -31,7 +47,6 @@ set(PROJECT_SOURCES
     ../fmusim/miniunzip.c
     ${ZLIB_SRC_DIR}/contrib/minizip/unzip.c
     ${ZLIB_SRC_DIR}/contrib/minizip/ioapi.c
-    ${ZLIB_SRC_DIR}/contrib/minizip/iowin32.c
     ../fmusim/FMIModelDescription.c
     ../fmusim/FMIModelDescription.h
     ../fmusim/FMIBuildDescription.c
@@ -40,6 +55,15 @@ set(PROJECT_SOURCES
     ../src/structured_variable_name.yy.c
 )
 
+if (WIN32)
+    set(PROJECT_SOURCES ${PROJECT_SOURCES} ${ZLIB_SRC_DIR}/contrib/minizip/iowin32.c)
+elseif (APPLE)
+    set(MACOSX_BUNDLE_ICON_FILE icon.icns)
+    set(app_icon_macos "${CMAKE_CURRENT_SOURCE_DIR}/resources/icon/icon.icns")
+    set_source_files_properties(${app_icon_macos} PROPERTIES MACOSX_PACKAGE_LOCATION "Resources")
+    set(PROJECT_SOURCES ${PROJECT_SOURCES} ${app_icon_macos})
+endif ()
+
 if(${QT_VERSION_MAJOR} GREATER_EQUAL 6)
     qt_add_executable(fmusim-gui
         MANUAL_FINALIZATION
@@ -118,16 +142,26 @@ target_include_directories(fmusim-gui PRIVATE
     ${CVODE_DIR}/include
 )
 
-target_compile_definitions(fmusim-gui PRIVATE
-    YY_NO_UNISTD_H
-)
+if (WIN32)
+    target_compile_definitions(fmusim-gui PRIVATE YY_NO_UNISTD_H)
+endif ()
 
-target_link_libraries(fmusim-gui PRIVATE
-    Qt6::WebEngineWidgets
-    ${LIBXML2_DIR}/lib/libxml2.lib
-    ${ZLIB_DIR}/lib/zlib.lib
-    ${CVODE_DIR}/lib/sundials_cvode.lib
-)
+
+if (WIN32)
+    target_link_libraries(fmusim-gui PRIVATE
+        Qt6::WebEngineWidgets
+        ${LIBXML2_DIR}/lib/libxml2.lib
+        ${ZLIB_DIR}/lib/zlib.lib
+        ${CVODE_DIR}/lib/sundials_cvode.lib
+    )
+elseif (APPLE)
+    target_link_libraries(fmusim-gui PRIVATE
+        Qt6::WebEngineWidgets
+        ${LIBXML2_DIR}/lib/libxml2.dylib
+        ${ZLIB_DIR}/lib/libz.a
+        ${CVODE_DIR}/lib/libsundials_cvode.a
+    )
+endif ()
 
 # Define target properties for Android with Qt 6 as:
 #    set_property(TARGET fmusim-gui APPEND PROPERTY QT_ANDROID_PACKAGE_SOURCE_DIR

fmusim-gui/MainWindow.cpp

@@ -24,6 +24,7 @@ extern "C" {
 #include "FMISimulation.h"
 #include "FMIEuler.h"
 #include "FMICVode.h"
+#include <string.h>
 }
 
 #define FMI_PATH_MAX 4096
@@ -561,7 +562,7 @@ void MainWindow::simulate() {
 
     const QByteArray ba = unzipdir.toLocal8Bit();
 
-    settings->unzipdir = _strdup(ba.data());
+    settings->unzipdir = strdup(ba.data());
     settings->modelDescription = modelDescription;
 
     if (interfaceTypeComboBox->currentText() == "Co-Simulation") {
@@ -610,7 +611,7 @@ void MainWindow::simulate() {
     for (auto [variable, value] : startValues.asKeyValueRange()) {
         settings->startVariables[i] = (FMIModelVariable*)variable;
         QByteArray buffer = value.toLocal8Bit();
-        settings->startValues[i] = _strdup(buffer.data());
+        settings->startValues[i] = strdup(buffer.data());
         i++;
     }
 

fmusim-gui/PlotUtil.cpp

@@ -216,7 +216,6 @@ QString PlotUtil::createPlot(const FMIRecorder* initialRecorder, const FMIRecord
         "    var layout = {"
         "    showlegend: false,"
         "    autosize: true,"
-        "    font: {family: 'Segoe UI', size: 12},"
         + plotColors +
         "    grid: {rows: " + QString::number(plotVariables.size()) + ", columns: 1, pattern: 'independent'},"
         + axes +

fmusim-gui/build/build_cvode.py

@@ -1,24 +1,29 @@
 from pathlib import Path
 from subprocess import check_call
-from fmpy.util import download_file
 import tarfile
+from fmpy import platform_tuple
+from fmpy.util import download_file
 
 
-archive = download_file('https://github.com/LLNL/sundials/releases/download/v6.4.1/cvode-6.4.1.tar.gz',
-                        checksum='0a614e7d7d525d9ec88d5a30c887786d7c3681bd123bb6679fb9a4ec5f4609fe')
-
 root = Path(__file__).parent
 
-build_dir = root / 'cvode-x86_64-windows' / 'build'
-install_prefix = root / 'cvode-x86_64-windows' / 'install'
+archive = download_file('https://github.com/LLNL/sundials/releases/download/v6.4.1/cvode-6.4.1.tar.gz',
+                        checksum='0a614e7d7d525d9ec88d5a30c887786d7c3681bd123bb6679fb9a4ec5f4609fe')
 
 with tarfile.open(archive) as file:
     file.extractall(root)
 
-cmake_args = [
-    '-G', 'Visual Studio 16 2019',
-    '-A', 'x64'
-]
+
+if platform_tuple == 'x86_64-windows':
+    cmake_args = [
+        '-G', 'Visual Studio 16 2019',
+        '-A', 'x64'
+    ]
+else:
+    cmake_args = [] 
+
+build_dir = root / f'cvode-{platform_tuple}' / 'build'
+install_prefix = root / f'cvode-{platform_tuple}' / 'install'
 
 check_call(
     ['cmake'] +

fmusim-gui/build/build_libxml2.py

@@ -1,24 +1,26 @@
 from pathlib import Path
 from subprocess import check_call
+from fmpy import extract, platform_tuple
 from fmpy.util import download_file
-from fmpy import extract
 
 
+root = Path(__file__).parent
+
 archive = download_file('https://github.com/GNOME/libxml2/archive/refs/tags/v2.11.5.zip',
                         checksum='711675470075cc85ba450f56aff7424f1ecdef00bc5d1d5dced3ffecd1a9b772')
 
-root = Path(__file__).parent
-
 extract(archive, root)
 
-build_dir = root / 'libxml2-x86_64-windows' / 'build'
-
-install_prefix = root / 'libxml2-x86_64-windows' / 'install'
+if platform_tuple == 'x86_64-windows':
+    cmake_args = [
+        '-G', 'Visual Studio 16 2019',
+        '-A', 'x64'
+    ]
+else:
+    cmake_args = []   
 
-cmake_args = [
-    '-G', 'Visual Studio 16 2019',
-    '-A', 'x64'
-]
+build_dir = root / f'libxml2-{platform_tuple}' / 'build'
+install_prefix = root / f'libxml2-{platform_tuple}' / 'install'
 
 check_call(
     ['cmake'] +

fmusim-gui/build/build_zlib.py

@@ -1,25 +1,29 @@
 import tarfile
 from pathlib import Path
 from subprocess import check_call
+from fmpy import platform_tuple
 from fmpy.util import download_file
 
 
+root = Path(__file__).parent
+
 archive = download_file('https://www.zlib.net/fossils/zlib-1.3.tar.gz',
                         checksum='ff0ba4c292013dbc27530b3a81e1f9a813cd39de01ca5e0f8bf355702efa593e')
 
-root = Path(__file__).parent
-
 with tarfile.open(archive) as tf:
     tf.extractall(root)
 
-build_dir = root / f'zlib-x86_64-windows' / 'build'
 
-install_prefix = root / f'zlib-x86_64-windows' / 'install'
+if platform_tuple == 'x86_64-windows':
+    cmake_args = [
+        '-G', 'Visual Studio 16 2019',
+        '-A', 'x64'
+    ]
+else:
+    cmake_args = []
 
-cmake_args = [
-    '-G', 'Visual Studio 16 2019',
-    '-A', 'x64'
-]
+build_dir = root / f'zlib-{platform_tuple}' / 'build'
+install_prefix = root / f'zlib-{platform_tuple}' / 'install'
 
 check_call(
     ['cmake'] +

fmusim-gui/main.cpp

@@ -16,10 +16,11 @@ int main(int argc, char *argv[]) {
     app.setStyle("Fusion");
 
     QFont font = app.font();
-    font.setPointSize(10);
+    // font.setPointSize(10);
     app.setFont(font);
 
     MainWindow *window = new MainWindow();
+    //window->setStyleSheet("QWidget { font-size: 11px; }");
     window->show();
 
     for (qsizetype i = 1; i < app.arguments().length(); i++) {