mirror of
https://github.com/robbert-vdh/yabridge.git
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Robbert van der Helm
70 lines
2.9 KiB
C++
70 lines
2.9 KiB
C++
// yabridge: a Wine VST bridge
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// Copyright (C) 2020 Robbert van der Helm
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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#include "plugin-factory.h"
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#include <pluginterfaces/vst/ivstcomponent.h>
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#include "component.h"
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YaPluginFactoryPluginImpl::YaPluginFactoryPluginImpl(Vst3PluginBridge& bridge)
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: bridge(bridge) {}
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tresult PLUGIN_API
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YaPluginFactoryPluginImpl::createInstance(Steinberg::FIDString cid,
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Steinberg::FIDString _iid,
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void** obj) {
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// TODO: Do the same thing for other types
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ArrayUID cid_array;
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std::copy(cid, cid + sizeof(Steinberg::TUID), cid_array.begin());
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if (Steinberg::FIDStringsEqual(_iid, Steinberg::Vst::IComponent::iid)) {
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std::optional<YaComponent::CreateArgs> args =
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bridge.send_message(YaComponent::Create{.cid = cid_array});
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if (args) {
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// I find all of these raw pointers scary
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*obj = new YaComponentPluginImpl(bridge, std::move(*args));
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return Steinberg::kResultOk;
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} else {
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return Steinberg::kNotImplemented;
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}
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} else {
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// When the host requests an interface we do not (yet) implement, we'll
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// print a recognizable log message. I don't think they include a safe
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// way to convert a `FIDString/char*` into a `FUID`, so this will have
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// to do.
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char iid_string[128] = "<invalid_pointer>";
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constexpr size_t uid_size = sizeof(Steinberg::TUID);
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if (_iid && strnlen(_iid, uid_size + 1) == uid_size) {
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Steinberg::FUID iid = Steinberg::FUID::fromTUID(
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*reinterpret_cast<const Steinberg::TUID*>(&_iid));
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iid.print(iid_string, Steinberg::FUID::UIDPrintStyle::kCLASS_UID);
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}
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bridge.logger.log("[Unknown interface] " + std::string(iid_string));
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return Steinberg::kNotImplemented;
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}
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}
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tresult PLUGIN_API
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YaPluginFactoryPluginImpl::setHostContext(Steinberg::FUnknown* /*context*/) {
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// TODO: The docs don't clearly specify what this should be doing, but from
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// what I've seen this is only used to pass a `IHostApplication`
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// instance. That's used to allow the plugin to create objects in the
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// host.
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return Steinberg::kNotImplemented;
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}
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