/* * This file is part of the Colobot: Gold Edition source code * Copyright (C) 2001-2023, Daniel Roux, EPSITEC SA & TerranovaTeam * http://epsitec.ch; http://colobot.info; http://github.com/colobot * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see http://gnu.org/licenses */ /** * \file alsound.h * \brief OpenAL implementation of sound system */ #pragma once #include "sound/sound.h" #include "common/thread/worker_thread.h" #include "sound/oalsound/buffer.h" #include "sound/oalsound/channel.h" #include "sound/oalsound/check.h" #include #include #include #include #include struct OldMusic { OldMusic() = default; OldMusic(const OldMusic&) = delete; OldMusic& operator=(const OldMusic&) = delete; // Workaround for MSVC2013 OldMusic(OldMusic&& other) : music(std::move(other.music)), fadeTime(std::move(other.fadeTime)), currentTime(std::move(other.currentTime)) {} OldMusic& operator=(OldMusic&& other) { music = std::move(other.music); fadeTime = std::move(other.fadeTime); currentTime = std::move(other.currentTime); return *this; } std::unique_ptr music; float fadeTime = 0.0f; float currentTime = 0.0f; inline friend bool operator<(const OldMusic & l, const OldMusic & r) { return l.currentTime < r.currentTime; } inline friend bool operator==(const OldMusic & l, const OldMusic & r) { return l.currentTime == r.currentTime; } }; class CALSound : public CSoundInterface { public: CALSound(); ~CALSound(); bool Create() override; void Reset() override; bool Cache(SoundType, const std::string &) override; void CacheMusic(const std::string &) override; bool IsCached(SoundType) override; bool IsCachedMusic(const std::string &) override; bool GetEnable() override; void SetAudioVolume(int volume) override; int GetAudioVolume() override; void SetMusicVolume(int volume) override; int GetMusicVolume() override; void SetListener(const glm::vec3 &eye, const glm::vec3 &lookat) override; void FrameMove(float rTime) override; int Play(SoundType sound, float amplitude=1.0f, float frequency=1.0f, bool loop = false) override; int Play(SoundType sound, const glm::vec3 &pos, float amplitude=1.0f, float frequency=1.0f, bool loop = false) override; bool FlushEnvelope(int channel) override; bool AddEnvelope(int channel, float amplitude, float frequency, float time, SoundNext oper) override; bool Position(int channel, const glm::vec3 &pos) override; bool Frequency(int channel, float frequency) override; bool Stop(int channel) override; bool StopAll() override; bool MuteAll(bool mute) override; void PlayMusic(const std::string &filename, bool repeat, float fadeTime = 2.0f) override; void StopMusic(float fadeTime=2.0f) override; bool IsPlayingMusic() override; void PlayPauseMusic(const std::string &filename, bool repeat) override; void StopPauseMusic() override; private: void CleanUp(); int Play(SoundType sound, const glm::vec3 &pos, bool relativeToListener, float amplitude, float frequency, bool loop); int GetPriority(SoundType); bool SearchFreeBuffer(SoundType sound, int &channel, bool &alreadyLoaded); bool CheckChannel(int &channel); bool m_enabled; float m_audioVolume; float m_musicVolume; unsigned int m_channelsLimit; ALCdevice* m_device; ALCcontext* m_context; std::map> m_sounds; std::map> m_music; std::map> m_channels; std::unique_ptr m_currentMusic; std::list m_oldMusic; OldMusic m_previousMusic; glm::vec3 m_eye; glm::vec3 m_lookat; CWorkerThread m_thread; };