Move queued invocations down into lpxserver/lpxclient

luprex/cpp/core/lpxserver.cpp

@@ -192,16 +192,20 @@ public:
         return true;
     }
     
+    virtual void event_call_function(InvocationKind kind, int64_t place, std::string_view datapk) {
+        delayed_invocations_.emplace_back(kind, place, datapk);
+    }
+
     virtual void event_update() override {
         // Get the clock.
         double clock = get_clock();
 
         // Execute any queued invocations.
         // We just feed these directly into the master model.
-        eng::vector<UniqueInvocation> invocations = get_queued_invocations();
-        for (const UniqueInvocation &inv : invocations) {
+        for (const UniqueInvocation &inv : delayed_invocations_) {
             master_->invoke(*inv);
         }
+        delayed_invocations_.clear();
 
         // Check for keyboard input on stdin.
         while (true) {