[unity]JsEnv.Build.cs增加SingleThreaded选项，用于指定v8别开线程池

mingxxming · May 28, 2024 · 4e8d5c9 · 4e8d5c9
1 parent e8b8ce0
commit 4e8d5c9
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diff --git a/unreal/Puerts/Source/JsEnv/JsEnv.Build.cs b/unreal/Puerts/Source/JsEnv/JsEnv.Build.cs
@@ -33,6 +33,9 @@ public class JsEnv : ModuleRules
     private bool ThreadSafe = false;
 
     private bool FTextAsString = true;
+
+    // v8 9.4+
+    private bool SingleThreaded = false;
 
     public static bool WithSourceControl = false;
 
@@ -356,6 +359,10 @@ void MacDylib(string LibraryPath)
 
     void ThirdParty(ReadOnlyTargetRules Target)
     {
+        if (SingleThreaded)
+        {
+            PrivateDefinitions.Add("USING_SINGLE_THREAD_PLATFORM");
+        }
         //Add header
         string HeaderPath = Path.GetFullPath(Path.Combine(ModuleDirectory, "..", "..", "ThirdParty", "Include"));
         PublicIncludePaths.AddRange(new string[] { Path.Combine(HeaderPath, "websocketpp") });

diff --git a/unreal/Puerts/Source/JsEnv/Private/JsEnvModule.cpp b/unreal/Puerts/Source/JsEnv/Private/JsEnvModule.cpp
@@ -177,8 +177,12 @@ void FJsEnvModule::StartupModule()
     // This code will execute after your module is loaded into memory (but after global variables are initialized, of course.)
 #if defined(WITH_NODEJS)
     platform_ = node::MultiIsolatePlatform::Create(4);
+#else
+#if defined(USING_SINGLE_THREAD_PLATFORM)
+    platform_ = v8::platform::NewSingleThreadedDefaultPlatform();
 #else
     platform_ = v8::platform::NewDefaultPlatform();
+#endif
 #endif
     v8::V8::InitializePlatform(platform_.get());
     v8::V8::Initialize();