Initial re-upload of spice2x-24-08-24

external/stepmaniax-sdk/sdk/Windows/SMXHelperThread.cpp

@@ -0,0 +1,42 @@
+#include "SMXHelperThread.h"
+using namespace SMX;
+
+SMX::SMXHelperThread::SMXHelperThread(const string &sThreadName):
+    SMXThread(m_Lock)
+{
+    Start(sThreadName);
+}
+
+void SMX::SMXHelperThread::ThreadMain()
+{
+    m_Lock.Lock();
+    while(true)
+    {
+        vector<function<void()>> funcs;
+        swap(m_FunctionsToCall, funcs);
+
+        // If we're shutting down and have no more functions to call, stop.
+        if(funcs.empty() && m_bShutdown)
+            break;
+
+        // Unlock while we call the queued functions.
+        m_Lock.Unlock();
+        for(auto &func: funcs)
+            func();
+        m_Lock.Lock();
+
+        m_Event.Wait(250);
+    }
+    m_Lock.Unlock();
+}
+
+void SMX::SMXHelperThread::RunInThread(function<void()> func)
+{
+    m_Lock.AssertNotLockedByCurrentThread();
+
+    // Add func to the list, and poke the event to wake up the thread if needed.
+    m_Lock.Lock();
+    m_FunctionsToCall.push_back(func);
+    m_Event.Set();
+    m_Lock.Unlock();
+}