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-rw-r--r--src/ingen/main.cpp3
-rw-r--r--src/server/Engine.cpp13
-rw-r--r--src/server/PreProcessor.cpp17
-rw-r--r--src/server/PreProcessor.hpp2
4 files changed, 18 insertions, 17 deletions
diff --git a/src/ingen/main.cpp b/src/ingen/main.cpp
index 86f38119..15cb5f83 100644
--- a/src/ingen/main.cpp
+++ b/src/ingen/main.cpp
@@ -204,6 +204,9 @@ main(int argc, char** argv)
}
}
+ // Sleep for a second to allow event queues to drain
+ Glib::usleep(1000000);
+
// Shut down
if (world->engine())
world->engine()->deactivate();
diff --git a/src/server/Engine.cpp b/src/server/Engine.cpp
index 922935c9..4c258d54 100644
--- a/src/server/Engine.cpp
+++ b/src/server/Engine.cpp
@@ -100,9 +100,10 @@ Engine::~Engine()
// Process all pending events
const FrameTime end = std::numeric_limits<FrameTime>::max();
_process_context.locate(_process_context.end(), end - _process_context.end());
+ _post_processor->set_end_time(end);
+ _post_processor->process();
while (!_pre_processor->empty()) {
- _post_processor->set_end_time(end);
- _pre_processor->process(_process_context, *_post_processor, false);
+ _pre_processor->process(_process_context, *_post_processor, 1);
_post_processor->process();
}
@@ -356,15 +357,15 @@ Engine::pending_events()
void
Engine::enqueue_event(Event* ev)
{
- if (!_quit_flag) {
- _pre_processor->event(ev);
- }
+ _pre_processor->event(ev);
}
unsigned
Engine::process_events()
{
- return _pre_processor->process(_process_context, *_post_processor);
+ const size_t MAX_EVENTS_PER_CYCLE = 4;//_process_context.nframes() / 4;
+ return _pre_processor->process(
+ _process_context, *_post_processor, MAX_EVENTS_PER_CYCLE);
}
void
diff --git a/src/server/PreProcessor.cpp b/src/server/PreProcessor.cpp
index 83215bee..aa4f0b06 100644
--- a/src/server/PreProcessor.cpp
+++ b/src/server/PreProcessor.cpp
@@ -39,9 +39,11 @@ PreProcessor::PreProcessor()
PreProcessor::~PreProcessor()
{
- _exit_flag = true;
- _sem.post();
- _thread.join();
+ if (_thread.joinable()) {
+ _exit_flag = true;
+ _sem.post();
+ _thread.join();
+ }
}
void
@@ -71,18 +73,13 @@ PreProcessor::event(Event* const ev)
}
unsigned
-PreProcessor::process(ProcessContext& context, PostProcessor& dest, bool limit)
+PreProcessor::process(ProcessContext& context, PostProcessor& dest, size_t limit)
{
Event* const head = _head.load();
if (!head) {
return 0;
}
- /* Limit the maximum number of events to process each cycle to ensure the
- process callback is real-time safe. TODO: Parameterize this and/or
- figure out a good default value. */
- const size_t MAX_EVENTS_PER_CYCLE = context.nframes() / 4;
-
size_t n_processed = 0;
Event* ev = head;
Event* last = ev;
@@ -95,7 +92,7 @@ PreProcessor::process(ProcessContext& context, PostProcessor& dest, bool limit)
last = ev;
ev = ev->next();
++n_processed;
- if (limit && (n_processed > MAX_EVENTS_PER_CYCLE)) {
+ if (limit && n_processed >= limit) {
break;
}
}
diff --git a/src/server/PreProcessor.hpp b/src/server/PreProcessor.hpp
index d8e71428..26f74d78 100644
--- a/src/server/PreProcessor.hpp
+++ b/src/server/PreProcessor.hpp
@@ -50,7 +50,7 @@ public:
*/
unsigned process(ProcessContext& context,
PostProcessor& dest,
- bool limit = true);
+ size_t limit = 0);
protected:
void run();