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-rw-r--r--ingen/EngineBase.hpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/ingen/EngineBase.hpp b/ingen/EngineBase.hpp
index 5288eafa..caa1cf00 100644
--- a/ingen/EngineBase.hpp
+++ b/ingen/EngineBase.hpp
@@ -54,6 +54,11 @@ public:
virtual void deactivate() = 0;
/**
+ Return true iff events are waiting to be processed.
+ */
+ virtual bool pending_events() = 0;
+
+ /**
Process audio for @p sample_count frames.
If the return value is non-zero, events have been processed and are