add speaker arrangement support info interface, update wayland frame …

…interface

ipslspeakerinfo.h

@@ -0,0 +1,70 @@
+//************************************************************************************************
+//
+// PreSonus Plug-In Extensions
+// Written and placed in the PUBLIC DOMAIN by PreSonus Software Ltd.
+//
+// Filename    : ipslspeakerinfo.h
+// Created by  : PreSonus Software Ltd., 04/2024
+// Description : Speaker Arrangement Support Info Interface
+//
+//************************************************************************************************
+/*
+	DISCLAIMER:
+	PreSonus Plug-In Extensions are host-specific extensions of existing proprietary technologies,
+	provided to the community on an AS IS basis. They are not part of any official 3rd party SDK and
+	PreSonus is not affiliated with the owner of the underlying technology in any way.
+*/
+//************************************************************************************************
+
+#ifndef _ipslspeakerinfo_h
+#define _ipslspeakerinfo_h
+
+#include "pluginterfaces/vst/vsttypes.h"
+#include "pluginterfaces/base/funknown.h"
+#include "pluginterfaces/base/falignpush.h"
+
+namespace Presonus {
+
+/** @defgroup speakerInfo Speaker Arrangement Support Info */
+
+//************************************************************************************************
+// ISpeakerArrangementInfo
+/**	Interface to query information about speaker arrangement support.	
+	- Implemented by plug-in as extension of Steinberg::Vst::IComponent 
+		
+	@ingroup speakerInfo */
+//************************************************************************************************
+
+struct ISpeakerSupportInfo: Steinberg::FUnknown
+{	
+	/** Report if the speaker arrangement is supported on the a specific bus */
+	virtual Steinberg::TBool PLUGIN_API isArrangementSupportedOnBus (Steinberg::Vst::SpeakerArrangement arr, Steinberg::Vst::BusDirection dir, Steinberg::int32 index) = 0;
+
+    static const Steinberg::FUID iid;
+};
+
+DECLARE_CLASS_IID (ISpeakerSupportInfo, 0x7342e0eb, 0x8f5641de, 0xa5f7c503, 0x8e2ec3ef)
+
+//************************************************************************************************
+// ISpeakerArrangementHostInfo
+/**	Interface to query information about speaker arrangement support.	
+	- Implemented by host as extension of Steinberg::Vst::IComponentHandler. 
+		
+	@ingroup speakerInfo */
+//************************************************************************************************
+
+struct ISpeakerSupportHostInfo: Steinberg::FUnknown
+{	
+	/** Report if the given speaker arrangement is supported by host. */
+	virtual Steinberg::TBool PLUGIN_API isSpeakerArrangementSupported (Steinberg::Vst::SpeakerArrangement arr) = 0;
+
+    static const Steinberg::FUID iid;
+};
+
+DECLARE_CLASS_IID (ISpeakerSupportHostInfo, 0x3327e14a, 0x055e4d27, 0x9a0f6b4a, 0x36316e7b)
+
+} // namespace Presonus
+
+#include "pluginterfaces/base/falignpop.h"
+
+#endif // _ipslspeakerinfo_h

ipslwaylandframe.h

@@ -39,8 +39,7 @@ namespace Presonus {
  * A native Wayland host application is both a Wayland client and a Wayland compositor. 
  * The host application connects to the system compositor and creates application windows etc. using this compositor connection.
  * A plug-in does not connect to the system compositor, but connects to the host application by calling IWaylandHost::openWaylandConnection().
- * The IWaylandHost interface can be created via IHostApplication::createInstance.
- * As the interface may be required early, the host should pass IHostApplication to the plug-in using IPluginFactory3::setHostContext.
+ * The host application provides the IWaylandHost interface via IPluginFactory3::setHostContext. The plug-in may also query this interface using an IPlugFrame object.
  * The plug-in must not perform blocking reads using functions like wl_display_roundtrip or wl_display_dispatch.
  * Instead, the Steinberg::Linux::IRunLoop interface should be used to used to register an event handler using the file descriptor returned by wl_display_get_fd.
  * 
@@ -68,7 +67,6 @@ const Steinberg::FIDString kPlatformTypeWaylandSurfaceID = "WaylandSurfaceID"; /
 // IWaylandHost
 /** Wayland host interface.
 	Implemented as a singleton in the host application.
-	Created via IHostApplication::createInstance.
 	@ingroup waylandFrame */
 //************************************************************************************************
 

readme.md

@@ -14,7 +14,8 @@ Studio One supports audio plug-ins in VST2, VST3 and Audio Unit format. These te
 - Support for embedding plug-in views into the single-window environment of Studio One
 - Support for sizable plug-in editors in VST2 using a similar mimic to VST3
 - Support for direct plug-in view renderering to render targets (Studio One 6.5 and later)
-- Support for native Wayland plug-in views (currently being implemented)
+- Support for native Wayland plug-in views (Studio One 6.6 and later)
+- Query supported speaker arrangements from plug-ins (Studio One 6.6 and later)
 
 Feel free to integrate these enhancements in your plug-in or adapt them for your host.