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authorDavid Robillard <d@drobilla.net>2010-02-17 19:40:36 +0000
committerDavid Robillard <d@drobilla.net>2010-02-17 19:40:36 +0000
commit8aacf1bd969d4aa8bdcc309b11eeface31fe9878 (patch)
tree98684f9ac7b55c0275b195e9d250f694f3fa3460 /src/engine/events/SetMetadata.cpp
parent35369ade66f8410e828316a34de539a3c235c79d (diff)
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Fix crash when rapidly decreasing polyphony (make SetMetadataEvent blocking if polyphony is changed).
git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@2461 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/engine/events/SetMetadata.cpp')
-rw-r--r--src/engine/events/SetMetadata.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/engine/events/SetMetadata.cpp b/src/engine/events/SetMetadata.cpp
index 5e289928..8095a03c 100644
--- a/src/engine/events/SetMetadata.cpp
+++ b/src/engine/events/SetMetadata.cpp
@@ -216,6 +216,7 @@ SetMetadata::pre_process()
} else if (key == uris.ingen_polyphony) {
if (value.type() == Atom::INT) {
op = POLYPHONY;
+ _blocking = true;
_patch->prepare_internal_poly(*_engine.buffer_factory(), value.get_int32());
} else {
_error = BAD_VALUE_TYPE;
@@ -314,6 +315,9 @@ SetMetadata::execute(ProcessContext& context)
_object->remove_property(p->first, p->second);
QueuedEvent::execute(context);
+
+ if (_blocking)
+ _request->unblock();
}