LCOV - code coverage report
Current view: top level - muse/framework/audio/engine/internal/nodes - chainnode.h Coverage Total Hit
Test: filtered_coverage.info Lines: 0.0 % 19 0
Test Date: 2026-11-05 04:07:02

            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              : #pragma once
      24              : 
      25              : #include "audionode.h"
      26              : 
      27              : #include <vector>
      28              : 
      29              : #include "global/containers.h"
      30              : 
      31              : namespace muse::audio {
      32              : //! NOTE Just combines several nodes into one entity
      33              : template<typename T>
      34              : class ChainNode : public AudioNode<T>
      35              : {
      36              : public:
      37              : 
      38              :     void add(IAudioNodePtr node);
      39              :     void remove(IAudioNodePtr node);
      40              :     void clear();
      41              : 
      42              : protected:
      43              : 
      44            0 :     void doSelfProcess(float*, samples_t) override {}
      45              : 
      46              :     void doAdd(IAudioNodePtr node);
      47              :     virtual void rebuild();
      48              : 
      49              :     std::vector<IAudioNodePtr> m_nodes;
      50              : };
      51              : 
      52              : template<typename T>
      53            0 : void ChainNode<T>::rebuild()
      54              : {
      55            0 :     IAudioNodePtr next = this->shared_from_this();
      56            0 :     for (auto& node : m_nodes) {
      57            0 :         node->disconnectAll();
      58            0 :         node->connect(next);
      59            0 :         next = node;
      60              :     }
      61            0 : }
      62              : 
      63              : template<typename T>
      64              : void ChainNode<T>::add(IAudioNodePtr node)
      65              : {
      66              :     IF_ASSERT_FAILED(node) {
      67              :         return;
      68              :     }
      69              : 
      70              :     doAdd(node);
      71              :     rebuild();
      72              : }
      73              : 
      74              : template<typename T>
      75            0 : void ChainNode<T>::doAdd(IAudioNodePtr node)
      76              : {
      77            0 :     IF_ASSERT_FAILED(node) {
      78            0 :         return;
      79              :     }
      80              : 
      81            0 :     node->setOutputSpec(AudioNode<T>::outputSpec());
      82            0 :     node->setMode(AudioNode<T>::mode());
      83            0 :     m_nodes.push_back(node);
      84              : }
      85              : 
      86              : template<typename T>
      87              : void ChainNode<T>::remove(IAudioNodePtr node)
      88              : {
      89              :     IF_ASSERT_FAILED(node) {
      90              :         return;
      91              :     }
      92              : 
      93              :     bool removed = muse::remove(m_nodes, node);
      94              :     if (removed) {
      95              :         node->disconnectAll();
      96              :         rebuild();
      97              :     }
      98              : }
      99              : 
     100              : template<typename T>
     101            0 : void ChainNode<T>::clear()
     102              : {
     103            0 :     for (auto& node : m_nodes) {
     104            0 :         node->disconnectAll();
     105              :     }
     106            0 :     m_nodes.clear();
     107            0 : }
     108              : }
        

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