iOS support

.github/workflows/main.yml

@@ -51,6 +51,7 @@ on:
       - v3.5
       - v3.4
       - v3.3
+      - ios-2024_2
   pull_request:
   release:
     types: [published]
@@ -99,6 +100,46 @@ jobs:
           **/build/reports/**
           **/build/changed-images/**
           **/build/test-results/**
+
+  # Build iOS natives
+  BuildIosNatives:
+    name: Build natives for iOS
+    runs-on: macOS-14
+
+    steps:
+      - name: Check default JAVAs 
+        run: echo $JAVA_HOME --- $JAVA_HOME_8_X64 --- $JAVA_HOME_11_X64 --- $JAVA_HOME_17_X64 --- $JAVA_HOME_21_X64 ---
+
+      - name: Setup the java environment
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: '11.0.26+4'
+
+      - name: Setup the XCode version to 15.1.0 
+        uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: '15.1.0'
+
+      - name: Clone the repo
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - name: Validate the Gradle wrapper
+        uses: gradle/actions/wrapper-validation@v3
+
+      - name: Build
+        run: |
+          ./gradlew -PuseCommitHashAsVersionName=true --no-daemon -PbuildNativeProjects=true \
+          :jme3-ios-native:build
+
+      - name: Upload natives
+        uses: actions/upload-artifact@master
+        with:
+          name: ios-natives
+          path: jme3-ios-native/template/META-INF/robovm/ios/libs/jme3-ios-native.xcframework
+
   # Build the natives on android
   BuildAndroidNatives:
     name: Build natives for android
@@ -126,7 +167,7 @@ jobs:
 
   # Build the engine, we only deploy from ubuntu-latest jdk21
   BuildJMonkey:
-    needs: [BuildAndroidNatives]
+    needs: [BuildAndroidNatives, BuildIosNatives]
     name: Build on ${{ matrix.osName }} jdk${{ matrix.jdk }}
     runs-on: ${{ matrix.os }}
     strategy:
@@ -167,6 +208,12 @@ jobs:
           name: android-natives
           path: build/native
 
+      - name: Download natives for iOS
+        uses: actions/download-artifact@master
+        with:
+          name: ios-natives
+          path: jme3-ios-native/template/META-INF/robovm/ios/libs/jme3-ios-native.xcframework
+
       - name: Validate the Gradle wrapper
         uses: gradle/actions/wrapper-validation@v3
       - name: Build Engine
@@ -359,6 +406,12 @@ jobs:
           name: android-natives
           path: build/native
 
+      - name: Download natives for iOS
+        uses: actions/download-artifact@master
+        with:
+          name: ios-natives
+          path: jme3-ios-native/template/META-INF/robovm/ios/libs/jme3-ios-native.xcframework
+
       - name: Rebuild the maven artifacts and deploy them to the Sonatype repository
         run: |
           if [ "${{ secrets.OSSRH_PASSWORD }}" = "" ];
@@ -416,6 +469,12 @@ jobs:
           name: android-natives
           path: build/native
 
+      - name: Download natives for iOS
+        uses: actions/download-artifact@master
+        with:
+          name: ios-natives
+          path: jme3-ios-native/template/META-INF/robovm/ios/libs/jme3-ios-native.xcframework
+
       - name: Rebuild the maven artifacts and deploy them to Sonatype OSSRH
         run: |
           if [ "${{ secrets.OSSRH_PASSWORD }}" = "" ];

jme3-ios-native/build.gradle

@@ -0,0 +1,35 @@
+import org.apache.tools.ant.taskdefs.condition.Os
+
+task deleteXcframework(type: Delete) {
+    delete 'template/META-INF/robovm/ios/libs/jme3-ios-native.xcframework'
+}
+
+task buildNativeLibIos(type: Exec) {
+    executable "xcodebuild"
+    args 'archive', '-project', 'jme3-ios-native.xcodeproj', '-scheme', 'jme3-ios-native', '-configuration', 'release', '-destination', 'generic/platform=iOS', '-archivePath', 'build/archives/jme3-ios-native_iOS', 'SKIP_INSTALL=NO', 'BUILD_LIBRARY_FOR_DISTRIBUTION=YES'
+}
+
+task buildNativeLibSimulator(type: Exec) {
+    executable "xcodebuild"
+    args 'archive', '-project', 'jme3-ios-native.xcodeproj', '-scheme', 'jme3-ios-native', '-configuration', 'release', '-destination', 'generic/platform=iOS Simulator', '-archivePath', 'build/archives/jme3-ios-native_iOS-Simulator', 'SKIP_INSTALL=NO', 'BUILD_LIBRARY_FOR_DISTRIBUTION=YES'
+}
+
+task buildNativeLib(type: Exec) {
+    dependsOn 'deleteXcframework'
+    dependsOn 'buildNativeLibIos'
+    dependsOn 'buildNativeLibSimulator'
+    executable "xcodebuild"
+    args '-create-xcframework', '-framework', 'build/archives/jme3-ios-native_iOS.xcarchive/Products/Library/Frameworks/jme3_ios_native.framework', '-framework', 'build/archives/jme3-ios-native_iOS-Simulator.xcarchive/Products/Library/Frameworks/jme3_ios_native.framework', '-output', 'template/META-INF/robovm/ios/libs/jme3-ios-native.xcframework'
+}
+
+// buildNativeProjects is a string set to "true"
+if (Os.isFamily(Os.FAMILY_MAC) && buildNativeProjects == "true") {
+    // build native libs and update stored pre-compiled libs to commit
+    compileJava.dependsOn { buildNativeLib }
+} else {
+    // TODO: (like android natives?) use pre-compiled native libs (not building new ones)
+    // compileJava.dependsOn { copyPreCompiledLibs }
+    println "Native build disable or not running on OSX"
+}
+
+jar.into("") { from "template" }

jme3-ios-native/export.sh

@@ -0,0 +1,11 @@
+rm -rf intermediate-builds release template/META-INF/robovm/ios/libs/jme3-ios-native.xcframework
+mkdir intermediate-builds release
+xcodebuild archive -project jme3-ios-native.xcodeproj -scheme jme3-ios-native -destination generic/platform=iOS -archivePath intermediate-builds/jme3-ios-native_iOS SKIP_INSTALL=NO BUILD_LIBRARY_FOR_DISTRIBUTION=YES
+xcodebuild archive -project jme3-ios-native.xcodeproj -scheme jme3-ios-native -destination generic/platform="iOS Simulator" -archivePath intermediate-builds/jme3-ios-native_iOS-Simulator SKIP_INSTALL=NO BUILD_LIBRARY_FOR_DISTRIBUTION=YES
+
+xcodebuild -create-xcframework -framework intermediate-builds/jme3-ios-native_iOS.xcarchive/Products/Library/Frameworks/jme3_ios_native.framework -framework intermediate-builds/jme3-ios-native_iOS-Simulator.xcarchive/Products/Library/Frameworks/jme3_ios_native.framework -output template/META-INF/robovm/ios/libs/jme3-ios-native.xcframework
+
+cd template
+zip -r ../release/jme3-ios-native.jar META-INF
+cd ..
+