Line data    Source code

       1              : /*
       2              :  * SPDX-License-Identifier: GPL-3.0-only
       3              :  * MuseScore-CLA-applies
       4              :  *
       5              :  * MuseScore Studio
       6              :  * Music Composition & Notation
       7              :  *
       8              :  * Copyright (C) 2026 MuseScore Limited and others
       9              :  *
      10              :  * This program is free software: you can redistribute it and/or modify
      11              :  * it under the terms of the GNU General Public License version 3 as
      12              :  * published by the Free Software Foundation.
      13              :  *
      14              :  * This program is distributed in the hope that it will be useful,
      15              :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      16              :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      17              :  * GNU General Public License for more details.
      18              :  *
      19              :  * You should have received a copy of the GNU General Public License
      20              :  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
      21              :  */
      22              : #pragma once
      23              : 
      24              : #include "audionode.h"
      25              : 
      26              : #include "audiosourcenode.h"
      27              : #include "fxchain.h"
      28              : #include "automationcontrolnode.h"
      29              : #include "signalnode.h"
      30              : 
      31              : namespace muse::audio {
      32              : struct TrackChainTag
      33              : {
      34              :     static constexpr const char* name = "TrackChain";
      35              : };
      36              : }
      37              : 
      38              : namespace muse::audio::engine {
      39              : //! NOTE A typical node chain for processing a track:
      40              : //! signalnode <- controlnode <- fxnode[] <- audiosource
      41              : class TrackChain : public ChainNode<TrackChainTag>
      42              : {
      43              : public:
      44              : 
      45              :     TrackChain(TrackId trackId, const std::string& trackName);
      46              : 
      47              :     TrackId trackId() const;
      48              :     const std::string& trackName() const;
      49              : 
      50              :     void setSource(IAudioNodePtr source);
      51              :     IAudioNodePtr source() const;
      52              : 
      53              :     void setFxChain(FxChainPtr fxChain);
      54              :     FxChainPtr fxChain() const;
      55              : 
      56              :     void setControl(AutomationControlNodePtr controlNode);
      57              :     AutomationControlNodePtr control() const;
      58              : 
      59              :     void setSignal(SignalNodePtr signalNode);
      60              :     SignalNodePtr signal() const;
      61              : 
      62              :     void rebuild() override;
      63              : 
      64              : protected:
      65              : 
      66            0 :     void doSelfProcess(float*, samples_t) override {}
      67              : 
      68              :     TrackId m_trackId = INVALID_TRACK_ID;
      69              :     std::string m_trackName;
      70              : 
      71              :     IAudioNodePtr m_source;
      72              :     FxChainPtr m_fxChain;
      73              :     AutomationControlNodePtr m_control;
      74              :     SignalNodePtr m_signal;
      75              : };
      76              : 
      77              : using TrackChainPtr = std::shared_ptr<TrackChain>;
      78              : }