Music.h

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#ifndef _MUSIC_H_
#define _MUSIC_H_
 
#include <AL/al.h>
#include <vorbis/vorbisfile.h>
 
#include "constants.h"
 
#define BUFFER_SIZE   65536
 
class Music {
  public:
    Music();
    ~Music();
 
    void SetMusicListener(
      const ALfloat&, const ALfloat&, const ALfloat&,
      const ALfloat&, const ALfloat&, const ALfloat&
    );
 
    void PlaySong(const char*, const bool&);
    void Update();
    void StopSong();
    void PauseSong();
 
    void load();
    void unload();
 
  private:
    ALuint Source;
    ALenum Format;
    ALint  State;
    ALuint Buffers[2];
    ALuint Temp_Buffer;
 
    // Flags for setting states.
    bool Playing;
    bool Repeat;
    bool initialized_;
 
    // File decoding variables.
    FILE *Music_File;
    vorbis_info *Ogg_Info;
    OggVorbis_File Ogg_File;
 
    // variables for loop streaming.
    int Processed, Size, Section, Bytes;
    char Sound_Buffer[BUFFER_SIZE];
};
 
#endif