From ba983be99f0e5fef0d4b88ced2938ac02f2090c8 Mon Sep 17 00:00:00 2001 From: Robbert van der Helm Date: Sun, 10 Jan 2021 23:26:57 +0100 Subject: [PATCH] Add a proxy class for IAutomationState --- meson.build | 2 + src/common/serialization/vst3/README.md | 1 + .../vst3/plugin/automation-state.cpp | 27 +++++++ .../vst3/plugin/automation-state.h | 73 +++++++++++++++++++ 4 files changed, 103 insertions(+) create mode 100644 src/common/serialization/vst3/plugin/automation-state.cpp create mode 100644 src/common/serialization/vst3/plugin/automation-state.h diff --git a/meson.build b/meson.build index 87a6618e..f3eb0d53 100644 --- a/meson.build +++ b/meson.build @@ -122,6 +122,7 @@ vst3_plugin_sources = [ 'src/common/serialization/vst3/plug-frame/plug-frame.cpp', 'src/common/serialization/vst3/plugin/audio-presentation-latency.cpp', 'src/common/serialization/vst3/plugin/audio-processor.cpp', + 'src/common/serialization/vst3/plugin/automation-state.cpp', 'src/common/serialization/vst3/plugin/component.cpp', 'src/common/serialization/vst3/plugin/connection-point.cpp', 'src/common/serialization/vst3/plugin/edit-controller.cpp', @@ -196,6 +197,7 @@ if with_vst3 'src/common/serialization/vst3/plug-frame/plug-frame.cpp', 'src/common/serialization/vst3/plugin/audio-presentation-latency.cpp', 'src/common/serialization/vst3/plugin/audio-processor.cpp', + 'src/common/serialization/vst3/plugin/automation-state.cpp', 'src/common/serialization/vst3/plugin/component.cpp', 'src/common/serialization/vst3/plugin/connection-point.cpp', 'src/common/serialization/vst3/plugin/edit-controller.cpp', diff --git a/src/common/serialization/vst3/README.md b/src/common/serialization/vst3/README.md index 86b9c23a..9b22ab21 100644 --- a/src/common/serialization/vst3/README.md +++ b/src/common/serialization/vst3/README.md @@ -22,6 +22,7 @@ VST3 plugin interfaces are implemented as follows: | `Vst3PluginProxy` | | All of the below: | | `YaAudioPresentationLatency` | `Vst3PluginProxy` | `IAudioPresentationLatency` | | `YaAudioProcessor` | `Vst3PluginProxy` | `IAudioProcessor` | +| `YaAutomationState` | `Vst3PluginProxy` | `IAutomationState` | | `YaComponent` | `Vst3PluginProxy` | `IComponent` | | `YaConnectionPoint` | `Vst3PluginProxy` | `IConnectionPoint` | | `YaEditController` | `Vst3PluginProxy` | `IEditController` | diff --git a/src/common/serialization/vst3/plugin/automation-state.cpp b/src/common/serialization/vst3/plugin/automation-state.cpp new file mode 100644 index 00000000..1d1077b3 --- /dev/null +++ b/src/common/serialization/vst3/plugin/automation-state.cpp @@ -0,0 +1,27 @@ +// 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 . + +#include "automation-state.h" + +YaAutomationState::ConstructArgs::ConstructArgs() {} + +YaAutomationState::ConstructArgs::ConstructArgs( + Steinberg::IPtr object) + : supported( + Steinberg::FUnknownPtr(object)) {} + +YaAutomationState::YaAutomationState(const ConstructArgs&& args) + : arguments(std::move(args)) {} diff --git a/src/common/serialization/vst3/plugin/automation-state.h b/src/common/serialization/vst3/plugin/automation-state.h new file mode 100644 index 00000000..fd4d15ed --- /dev/null +++ b/src/common/serialization/vst3/plugin/automation-state.h @@ -0,0 +1,73 @@ +// 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 . + +#pragma once + +// Great! They forgot an include in `ivstautomationstate.h` +#include + +#include + +#include "../../common.h" +#include "../base.h" + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wnon-virtual-dtor" + +/** + * Wraps around `IAutomationState` for serialization purposes. This is + * instantiated as part of `Vst3PluginProxy`. + */ +class YaAutomationState : public Steinberg::Vst::IAutomationState { + public: + /** + * These are the arguments for creating a `YaAutomationState`. + */ + struct ConstructArgs { + ConstructArgs(); + + /** + * Check whether an existing implementation implements + * `IAutomationState` and read arguments from it. + */ + ConstructArgs(Steinberg::IPtr object); + + /** + * Whether the object supported this interface. + */ + bool supported; + + template + void serialize(S& s) { + s.value1b(supported); + } + }; + + /** + * Instantiate this instance with arguments read from another interface + * implementation. + */ + YaAutomationState(const ConstructArgs&& args); + + inline bool supported() const { return arguments.supported; } + + virtual tresult PLUGIN_API setAutomationState(int32 state) = 0; + + protected: + ConstructArgs arguments; +}; + +#pragma GCC diagnostic pop