mirror of
https://github.com/robbert-vdh/yabridge.git
synced 2026-05-07 12:10:09 +02:00
Robbert van der Helm
1ce12227fb
This is super verbose, but I'm sure it's going to be useful at some point.
82 lines
2.4 KiB
C++
82 lines
2.4 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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#pragma once
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#include <pluginterfaces/vst/ivstparameterchanges.h>
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#include "base.h"
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#include "param-value-queue.h"
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wnon-virtual-dtor"
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/**
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* Wraps around `IParameterChanges` for serialization purposes. Used in
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* `YaProcessData`.
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*/
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class YaParameterChanges : public Steinberg::Vst::IParameterChanges {
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public:
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/**
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* Default constructor with an empty parameter changes list. The plugin can
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* use this to output data.
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*/
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YaParameterChanges();
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/**
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* Read data from an existing `IParameterChanges` object.
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*/
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YaParameterChanges(Steinberg::Vst::IParameterChanges& original_queues);
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~YaParameterChanges();
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DECLARE_FUNKNOWN_METHODS
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/**
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* Return the number of parameter we have parameter change queues for. Used
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* in debug logs.
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*/
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size_t num_parameters() const;
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/**
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* Write these changes back to an output parameter changes queue on the
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* `ProcessData` object provided by the host.
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*/
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void write_back_outputs(
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Steinberg::Vst::IParameterChanges& output_queues) const;
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// From `IParameterChanges`
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int32 PLUGIN_API getParameterCount() override;
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Steinberg::Vst::IParamValueQueue* PLUGIN_API
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getParameterData(int32 index) override;
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Steinberg::Vst::IParamValueQueue* PLUGIN_API
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addParameterData(const Steinberg::Vst::ParamID& id,
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int32& index /*out*/) override;
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template <typename S>
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void serialize(S& s) {
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s.container(queues, 1 << 16);
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}
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private:
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/**
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* The parameter value changes queues.
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*/
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std::vector<YaParamValueQueue> queues;
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};
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#pragma GCC diagnostic pop
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