[dxvk] Add DxvkEvent::wait method

src/dxvk/dxvk_event.cpp

@@ -26,5 +26,11 @@ namespace dxvk {
     std::unique_lock<std::mutex> lock(m_mutex);
     return m_status;
   }
+
+
+  void DxvkEvent::wait() {
+    while (this->getStatus() != DxvkEventStatus::Signaled)
+      dxvk::this_thread::yield();
+  }
   
 }

src/dxvk/dxvk_event.h

@@ -46,6 +46,15 @@ namespace dxvk {
      */
     DxvkEventStatus getStatus();
     
+    /**
+     * \brief Waits for event to get signaled
+     * 
+     * Blocks the calling thread until another
+     * thread calls \ref signal for the current
+     * revision of the event.
+     */
+    void wait();
+
   private:
     
     std::mutex m_mutex;