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#ifndef SOUNDSYSTEM_INTERFACE_H
#define SOUNDSYSTEM_INTERFACE_H
#include <set>
#include <string>
#include <map>
#include <boost/ptr_container/ptr_vector.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/thread/thread.hpp>
#include <boost/thread/mutex.hpp>
#include "float3.h"
class SoundSource;
class SoundBuffer;
class SoundItem;
// Sound system interface
class CSound
{
friend class EffectChannel;
public:
CSound();
~CSound();
bool HasSoundItem(const std::string& name);
size_t GetSoundId(const std::string& name, bool hardFail = true);
/// returns a free soundsource if available, the one with the lowest priority otherwise
SoundSource* GetNextBestSource(bool lock = true);
void UpdateListener(const float3& campos, const float3& camdir, const float3& camup, float lastFrameTime);
void NewFrame();
void ConfigNotify(const std::string& key, const std::string& value);
void PitchAdjust(const float newPitch);
bool Mute();
bool IsMuted() const;
void Iconified(bool state);
void PrintDebugInfo();
bool LoadSoundDefs(const std::string& filename);
private:
void StartThread(int maxSounds);
void Update();
typedef std::map<std::string, std::string> soundItemDef;
typedef std::map<std::string, soundItemDef> soundItemDefMap;
size_t MakeItemFromDef(const soundItemDef& itemDef);
void PlaySample(size_t id, const float3 &p, const float3& velocity, float volume, bool relative);
size_t LoadSoundBuffer(const std::string& filename, bool hardFail);
float masterVolume;
bool mute;
bool appIsIconified; // do not play when minimized / iconified
bool pitchAdjust;
typedef std::map<std::string, size_t> soundMapT;
typedef boost::ptr_vector<SoundItem> soundVecT;
soundMapT soundMap;
soundVecT sounds;
/// unscaled
float3 myPos;
float3 prevVelocity;
typedef boost::ptr_vector<SoundSource> sourceVecT;
sourceVecT sources;
unsigned numEmptyPlayRequests;
unsigned numAbortedPlays;
soundItemDef defaultItem;
soundItemDefMap soundItemDefs;
boost::thread* soundThread;
boost::mutex soundMutex;
};
extern CSound* sound;
#endif // SOUNDSYSTEM_INTERFACE_H
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