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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef _SOUND_H_
#define _SOUND_H_
#include <string>
#include <vector>
#include "System/Sound/ISound.h"
#include "System/float3.h"
#include "System/UnorderedMap.hpp"
#include "System/Threading/SpringThreading.h"
#include "SoundItem.h"
class CSoundSource;
class SoundBuffer;
class SoundItem;
struct ALCdevice_struct;
typedef struct ALCdevice_struct ALCdevice;
/// Default sound system implementation (OpenAL)
class CSound : public ISound
{
public:
CSound();
virtual ~CSound();
virtual bool HasSoundItem(const std::string& name) const;
virtual size_t GetSoundId(const std::string& name);
SoundItem* GetSoundItem(size_t id) const;
virtual CSoundSource* GetNextBestSource(bool lock = true);
virtual void UpdateListener(const float3& campos, const float3& camdir, const float3& camup);
virtual void NewFrame();
/// @see ConfigHandler::ConfigNotifyCallback
virtual void ConfigNotify(const std::string& key, const std::string& value);
virtual void PitchAdjust(const float newPitch);
virtual bool Mute();
virtual bool IsMuted() const { return mute; }
virtual void Iconified(bool state);
virtual void PrintDebugInfo();
bool SoundThreadQuit() const { return soundThreadQuit; }
bool CanLoadSoundDefs() const { return canLoadDefs; }
bool LoadSoundDefsImpl(const std::string& fileName, const std::string& modes);
const float3& GetListenerPos() const { return myPos; }
private:
typedef spring::unordered_map<std::string, std::string> SoundItemNameMap;
typedef spring::unordered_map<std::string, SoundItemNameMap> SoundItemDefsMap;
private:
void InitThread(int cfgMaxSounds);
void UpdateThread(int cfgMaxSounds);
void Update();
void UpdateListenerReal();
int GetMaxMonoSources(ALCdevice* device, int cfgMaxSounds);
void GenSources(int alMaxSounds);
size_t MakeItemFromDef(const SoundItemNameMap& itemDef);
size_t LoadSoundBuffer(const std::string& filename);
private:
spring::thread soundThread;
spring::unordered_map<std::string, size_t> soundMap; // <name, id>
std::vector<SoundItem*> soundItems;
std::vector<CSoundSource> soundSources; // fixed-size
SoundItemNameMap defaultItemNameMap;
SoundItemDefsMap soundItemDefsMap;
float masterVolume;
/// unscaled
float3 myPos;
float3 camDir;
float3 camUp;
float3 prevVelocity;
bool listenerNeedsUpdate;
bool mute;
/// we do not play if minimized / iconified
bool appIsIconified;
bool pitchAdjust;
volatile bool soundThreadQuit;
volatile bool canLoadDefs;
};
#endif // _SOUND_H_
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