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              : 
      23              : #include "fxnode.h"
      24              : 
      25              : using namespace muse;
      26              : using namespace muse::audio;
      27              : using namespace muse::audio::engine;
      28              : 
      29            0 : FxNode::FxNode(IFxProcessorPtr fxProcessor, PlayheadPositionPtr playheadPosition)
      30            0 :     : m_fxProcessor(fxProcessor), m_playheadPosition(playheadPosition)
      31              : {
      32            0 :     assert(m_fxProcessor && "FxNode requires a non-null IFxProcessor");
      33              : 
      34            0 :     setName(std::string("Fx[") + m_fxProcessor->name() + "]");
      35            0 : }
      36              : 
      37            0 : void FxNode::setPlayheadPosition(PlayheadPositionPtr playheadPosition)
      38              : {
      39            0 :     m_playheadPosition = playheadPosition;
      40            0 : }
      41              : 
      42            0 : void FxNode::onModeChanged(const ProcessMode mode)
      43              : {
      44            0 :     m_fxProcessor->setMode(mode);
      45            0 : }
      46              : 
      47            0 : const AudioFxParams& FxNode::params() const
      48              : {
      49            0 :     return m_fxProcessor->params();
      50              : }
      51              : 
      52            0 : async::Channel<audio::AudioFxParams> FxNode::paramsChanged() const
      53              : {
      54            0 :     return m_fxProcessor->paramsChanged();
      55              : }
      56              : 
      57            0 : bool FxNode::shouldProcessDuringSilence() const
      58              : {
      59            0 :     return m_fxProcessor->shouldProcessDuringSilence();
      60              : }
      61              : 
      62            0 : void FxNode::onOutputSpecChanged(const OutputSpec& spec)
      63              : {
      64            0 :     m_fxProcessor->setOutputSpec(spec);
      65            0 : }
      66              : 
      67            0 : void FxNode::doSelfProcess(float* buffer, samples_t samplesPerChannel)
      68              : {
      69            0 :     samples_t pos = m_playheadPosition ? m_playheadPosition->currentPosition().samples() : 0;
      70            0 :     m_fxProcessor->process(buffer, samplesPerChannel, pos);
      71            0 : }