world_audio.h

   1 #ifndef WORLD_AUDIO_H
   2 #define WORLD_AUDIO_H
   3
   4 #include "common.h"
   5 #include "vg/vg_audio.h"
   6 #include "audio.h"
   7
   8 #if 0
   9 audio_pack audio_birds =
  10 {
  11    .sources = "sound/bird0.ogg\0"
  12               "sound/bird1.ogg\0"
  13               "sound/bird2.ogg\0",
  14    .name = "Birds",
  15    .source_mode = k_audio_source_compressed
  16 };
  17 #endif
  18
  19 static float k_audio_random_freq = 1.0f/10.0f,
  20              k_audio_random_hz   = 1.0f;
  21
  22 static double world_audio_last_tick = 0.0;
  23
  24 static struct world_ambient_layer
  25 {
  26    audio_player sys;
  27    v3f pos;
  28 }
  29 world_ambient_layers[8];
  30
  31 static void world_audio_init(void)
  32 {
  33 #if 0
  34    audio_pack_init( &audio_birds );
  35
  36    vg_convar_push( (struct vg_convar){
  37       .name = "aud_random_freq",
  38       .data = &k_audio_random_freq,
  39       .data_type = k_convar_dtype_f32,
  40       .opt_f32 = { .clamp = 0 },
  41       .persistent = 1
  42    });
  43
  44    for( int i=0; i<vg_list_size(world_ambient_layers); i++ )
  45    {
  46       struct world_ambient_layer *layer = &world_ambient_layers[i];
  47       audio_player *sys = &layer->sys;
  48       sys->_vol = 1.0f;
  49       sys->ch  = 1;
  50       sys->name = "ambient";
  51       sys->flags = SFX_FLAG_PERSISTENT;
  52    }
  53 #endif
  54 }
  55
  56 static void world_audio_spawn_random( v3f around )
  57 {
  58 #if 0
  59    for( int i=0; i<vg_list_size(world_ambient_layers); i++ )
  60    {
  61       struct world_ambient_layer *layer = &world_ambient_layers[i];
  62
  63       if( !layer->sys.is_playing )
  64       {
  65          sfx_set_playrnd( &audio_birds, &layer->sys, 0, 3 );
  66
  67          v3f chance;
  68          vg_rand_sphere( chance );
  69          v3_muladds( around, chance, 100.0f, layer->pos );
  70
  71          return;
  72       }
  73    }
  74 #endif
  75 }
  76
  77 static void world_audio_update( v3f around, v3f ears )
  78 {
  79 #if 0
  80    if( world_audio_last_tick + (double)k_audio_random_hz < vg_time )
  81    {
  82       world_audio_last_tick = vg_time;
  83
  84       float chance = vg_randf();
  85       if( chance < k_audio_random_freq )
  86       {
  87          world_audio_spawn_random( around );
  88       }
  89    }
  90
  91    /* Spacialize */
  92    for( int i=0; i<vg_list_size(world_ambient_layers); i++ )
  93    {
  94       struct world_ambient_layer *layer = &world_ambient_layers[i];
  95
  96       if( layer->sys.is_playing )
  97          audio_player_spacialize(&layer->sys, layer->pos, around, ears, 30.0f);
  98    }
  99 #endif
 100 }
 101
 102 static void world_audio_debug(void)
 103 {
 104 #if 0
 105    for( int i=0; i<vg_list_size(world_ambient_layers); i++ )
 106    {
 107       struct world_ambient_layer *layer = &world_ambient_layers[i];
 108
 109       if( layer->sys.is_playing )
 110       {
 111          vg_line_pt3( layer->pos, 1.0f, 0xffff00ff );
 112       }
 113    }
 114 #endif
 115 }
 116
 117 #endif /* WORLD_AUDIO_H */