mirror of
https://github.com/robbert-vdh/yabridge.git
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Robbert van der Helm
75 lines
2.7 KiB
C++
75 lines
2.7 KiB
C++
// yabridge: a Wine plugin bridge
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// Copyright (C) 2020-2023 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 <vector>
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#include <clap/factory/plugin-factory.h>
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#include "../../common/serialization/clap/plugin.h"
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// Forward declaration to avoid circular includes
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class ClapPluginBridge;
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/**
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* A proxy for a plugin's `clap_plugin_factory`.
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*/
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class clap_plugin_factory_proxy {
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public:
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/**
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* The vtable for `clap_plugin_factory`, requires that this object is never
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* moved or copied. This is positioned at the start of the struct so we can
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* cast between them (with only a bit of UB).
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*
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* NOTE: CLAP does not provide a user pointer field for this vtable like it
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* does with other types because it expects the factory to be a
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* statically initialized singleton. That's why we need to do this
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* cast instead.
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*/
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const clap_plugin_factory_t plugin_factory_vtable;
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/**
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* Construct the plugin factory proxy based on the plugin descriptors
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* retrieved from a `clap::factory::plugin_factory::ListReponse`.
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*/
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clap_plugin_factory_proxy(
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ClapPluginBridge& bridge,
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std::vector<clap::plugin::Descriptor> descriptors);
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clap_plugin_factory_proxy(const clap_plugin_factory_proxy&) = delete;
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clap_plugin_factory_proxy& operator=(const clap_plugin_factory_proxy&) =
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delete;
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clap_plugin_factory_proxy(clap_plugin_factory_proxy&&) = delete;
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clap_plugin_factory_proxy& operator=(clap_plugin_factory_proxy&&) = delete;
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static uint32_t CLAP_ABI
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plugin_factory_get_plugin_count(const struct clap_plugin_factory* factory);
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static const clap_plugin_descriptor_t* CLAP_ABI
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plugin_factory_get_plugin_descriptor(
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const struct clap_plugin_factory* factory,
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uint32_t index);
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static const clap_plugin_t* CLAP_ABI
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plugin_factory_create_plugin(const struct clap_plugin_factory* factory,
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const clap_host_t* host,
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const char* plugin_id);
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private:
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ClapPluginBridge& bridge_;
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std::vector<clap::plugin::Descriptor> descriptors_;
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};
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