Unreal 4.26 安卓打包

环境准备

• UE4版本4.26.1
• Android Studio Download Android Studio and SDK tools
• NDK android-ndk-r21e
• CodeWorks for Android 需要先注册账户
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引擎配置

报错处理

• 安卓SDK 不匹配

  更新安卓SDK
  • 拷贝

• [Ld.lld Building Error: Android Armv8 & armv7]

  • 打开 …\UE_4.25\Engine\Source\ThirdParty\GoogleGameSDK
    Get a copy of GoogleGameSDK.Build.cs

  • 假如你需要 build arm64; remove this => PublicAdditionalLibraries.Add(GoogleGameSDKPath + “/gamesdk/libs/armeabi-v7a_API24_NDK21_cpp_shared_Release/libgamesdk.a”)

  • 假如你需要 build armv7, remove this => PublicAdditionalLibraries.Add(GoogleGameSDKPath + “/gamesdk/libs/arm64-v8a_API24_NDK21_cpp_shared_Release/libgamesdk.a”);

ERROR: \Android\arm64\gradle\rungradle.bat" :app:assembleDebug unreal gradle error 内存溢出

• gradle 内存溢出，报* What went wrong:

   Execution failed for task ':app:packageDebug'.
   A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
   java.lang.OutOfMemoryError (no error message)

• 找到 Engine\Source\Programs\UnrealBuildTool\Platform\Android\UEDeployAndroid.cs 文件
• 如下图：调大 -XX 和 -Xmx

    GradleProperties.AppendLine("org.gradle.jvmargs=-XX:MaxHeapSize=1024m -Xmx2048m");