g_src/music_and_sound_fmodex.h

   1 //copyright (c) 2006 by tarn adams
   2
   3 #define SOUND_CHANNELNUM 16
   4
   5 #include <string>
   6 #include <map>
   7
   8 #ifndef NO_FMOD
   9
  10 #include <fmod.hpp>
  11 #include <fmod_errors.h>
  12
  13 /* The maximums can be no larger than the largest value
  14  * of a signed integer.
  15  */
  16 #define MAXSONGNUM       1000
  17 #define MAXSOUNDNUM      1000
  18 #define FSOUND_STEREOPAN 0
  19
  20 struct fmodSound {
  21         FMOD::Sound *sound;
  22         FMOD::Channel *channel;
  23 };
  24
  25
  26
  27 class musicsoundst
  28 {
  29         public:
  30                 enum linux_sound_system {
  31                         ALSA,
  32                         OSS,
  33                         ESD,
  34                 };
  35
  36                 int SoftChannelNumber;
  37
  38                 musicsoundst() : song(-1), system(NULL), masterchannelgroup(NULL), sound_system(ALSA)
  39                 {
  40                         int s;
  41                         for (s = 0; s < MAXSONGNUM; s++) {
  42                                 mod[s].sound = NULL;
  43                                 mod[s].channel = NULL;
  44                         }
  45
  46                         for (s = 0; s < MAXSOUNDNUM; s++) {
  47                                 samp[s].sound = NULL;
  48                                 samp[s].channel = NULL;
  49                         }
  50                 }
  51                 ~musicsoundst()
  52                 {
  53                         deinitsound();
  54                 }
  55
  56                 void startbackgroundmusic(int new_song);
  57                 void stopbackgroundmusic();
  58                 void playsound(int s,int channel=-1);
  59                 void playsound(int s,int min_channel,int max_channel,int force_channel);
  60                 void initsound();
  61                 void deinitsound();
  62                 void set_song(string &filename,int slot);
  63                 void set_sound(string &filename,int slot,int pan=-1,int priority=0);
  64                 void set_sound_params(int slot,int p1,int vol,int pan,int priority);
  65                 void stop_sound(int channel);
  66                 void stop_sound() {
  67                         masterchannelgroup->stop();
  68                 }
  69                 void set_master_volume(long newvol);
  70                 void update() {
  71                         if (!on) {
  72                                 return;
  73                         }
  74
  75                         system->update();
  76                 }
  77
  78                 void set_sound_system(musicsoundst::linux_sound_system system) {
  79                         sound_system = system;
  80                 }
  81
  82         private:
  83                 float oldval_to_volumefloat(int val);
  84                 float oldval_to_panfloat(int val);
  85                 int oldval_to_priority(int val);
  86
  87                 int song;
  88                 char musicactive;
  89                 char soundpriority;
  90                 int soundplaying;
  91
  92                 char on;
  93
  94                 FMOD::System *system;
  95                 FMOD::ChannelGroup *masterchannelgroup;
  96                 fmodSound      mod[MAXSONGNUM];
  97                 fmodSound      samp[MAXSOUNDNUM];
  98
  99                 musicsoundst::linux_sound_system sound_system;
 100 };
 101 #endif
 102