Refactor plugin factories into Vst3*Proxy format

Now every proxy object that's directly created by the host or plugin shares the same structure.
2026-06-15 07:53:55 +02:00 · 2021-02-13 15:42:05 +01:00
parent 4e4ed3a6b4
commit 4f8eaaaa75
14 changed files with 289 additions and 133 deletions
@@ -0,0 +1,57 @@
+// yabridge: a Wine VST bridge
+// Copyright (C) 2020-2021 Robbert van der Helm
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+#pragma once
+
+#include "../../../common/serialization/vst3/plugin-factory-proxy.h"
+
+// We need an `IPtr<Vst3PluginFactoryProxyImpl>` in `Vst3PluginBridge`, so we
+// need to declare this slightly differently to avoid circular includes.
+class Vst3PluginBridge;
+
+class Vst3PluginFactoryProxyImpl : public Vst3PluginFactoryProxy {
+   public:
+    Vst3PluginFactoryProxyImpl(Vst3PluginBridge& bridge,
+                               Vst3PluginFactoryProxy::ConstructArgs&& args);
+
+    /**
+     * We'll override the query interface to log queries for interfaces we do
+     * not (yet) support.
+     */
+    tresult PLUGIN_API queryInterface(const Steinberg::TUID _iid,
+                                      void** obj) override;
+
+    tresult PLUGIN_API createInstance(Steinberg::FIDString cid,
+                                      Steinberg::FIDString _iid,
+                                      void** obj) override;
+    tresult PLUGIN_API setHostContext(Steinberg::FUnknown* context) override;
+
+    // The following pointers are cast from `host_context` if
+    // `IPluginFactory3::setHostContext()` has been called
+
+    Steinberg::FUnknownPtr<Steinberg::Vst::IHostApplication> host_application;
+    Steinberg::FUnknownPtr<Steinberg::Vst::IPlugInterfaceSupport>
+        plug_interface_support;
+
+   private:
+    Vst3PluginBridge& bridge;
+
+    /**
+     * An host context if we get passed one through
+     * `IPluginFactory3::setHostContext()`.
+     */
+    Steinberg::IPtr<Steinberg::FUnknown> host_context;
+};