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VST3: Allow IRunLoop to query itself

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For whatever reason renoise_redux.vst3 requires this, and
otherwise complains that the host does not implement IRunLoop
interface, which the plugin already successfully retrieved
to make this query in the first place.
This commit is contained in:
Robin Gareus 2025-07-24 13:42:51 +02:00
parent 361d0374dc
commit 0759c34b7d
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GPG key ID: A090BCE02CF57F04
1 changed files with 10 additions and 1 deletions
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11
libs/ardour/vst3_host.cc
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@ -82,6 +82,8 @@ DEF_CLASS_IID (Presonus::IPlugInViewScaling)
#if SMTG_OS_LINUX
DEF_CLASS_IID (Linux::IRunLoop);
DEF_CLASS_IID (Linux::ITimerHandler);
DEF_CLASS_IID (Linux::IEventHandler);
class AVST3Runloop : public Linux::IRunLoop
{
@ -212,7 +214,14 @@ public:
uint32 PLUGIN_API addRef () SMTG_OVERRIDE { return 1; }
uint32 PLUGIN_API release () SMTG_OVERRIDE { return 1; }
tresult queryInterface (const TUID, void**) SMTG_OVERRIDE { return kNoInterface; }
tresult queryInterface (const TUID iid, void** obj) SMTG_OVERRIDE {
if (FUnknownPrivate::iidEqual (iid, Linux::IRunLoop::iid)) {
*obj = this;
return kResultOk;
}
return kNoInterface;
}
private:
Glib::Threads::Mutex _lock;