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) 2021 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              : #ifndef MUSE_AUDIO_SINESOURCE_H
      23              : #define MUSE_AUDIO_SINESOURCE_H
      24              : 
      25              : #include "abstractaudiosource.h"
      26              : 
      27              : namespace muse::audio::engine {
      28              : class SineSource : public AbstractAudioSource
      29              : {
      30              : public:
      31              :     SineSource();
      32            0 :     ~SineSource() = default;
      33              : 
      34              :     unsigned int audioChannelsCount() const override;
      35              : 
      36              :     samples_t process(float* buffer, samples_t samplesPerChannel) override;
      37              : 
      38              : private:
      39              :     float m_frequency = 1000.f;
      40              :     float m_phase = 0;
      41              : };
      42              : }
      43              : 
      44              : #endif // MUSE_AUDIO_SINESOURCE_H