audio.h

   1 /*
   2  * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
   3  */
   4
   5 #include "common.h"
   6
   7 #ifndef AUDIO_H
   8 #define AUDIO_H
   9
  10 #include "world.h"
  11
  12 audio_clip audio_board[] =
  13 {
  14    { .path="sound/skate_hpf.ogg" },
  15    { .path="sound/wheel.ogg" },
  16    { .path="sound/slide.ogg" },
  17    { .path="sound/grind_enter.ogg" },
  18    { .path="sound/grind_exit.ogg" },
  19    { .path="sound/grind_loop.ogg" },
  20    { .path="sound/woodslide.ogg" },
  21    { .path="sound/metalscrape.ogg" },
  22    { .path="sound/slidetap.ogg" }
  23 };
  24
  25 audio_clip audio_taps[] =
  26 {
  27    { .path="sound/tap0.ogg" },
  28    { .path="sound/tap1.ogg" },
  29    { .path="sound/tap2.ogg" },
  30    { .path="sound/tap3.ogg" }
  31 };
  32
  33 audio_clip audio_hits[] =
  34 {
  35    { .path="sound/hit0.ogg" },
  36    { .path="sound/hit1.ogg" },
  37    { .path="sound/hit2.ogg" },
  38    { .path="sound/hit3.ogg" },
  39    { .path="sound/hit4.ogg" }
  40 };
  41
  42 audio_clip audio_splash =
  43 { .path = "sound/splash.ogg" };
  44
  45 audio_clip audio_jumps[] = {
  46    { .path = "sound/jump0.ogg" },
  47    { .path = "sound/jump1.ogg" },
  48 };
  49
  50 audio_clip audio_footsteps[] = {
  51  {.path = "sound/step_concrete0.ogg" },
  52  {.path = "sound/step_concrete1.ogg" },
  53  {.path = "sound/step_concrete2.ogg" },
  54  {.path = "sound/step_concrete3.ogg" }
  55 };
  56
  57 audio_clip audio_footsteps_grass[] = {
  58  {.path = "sound/step_bush0.ogg" },
  59  {.path = "sound/step_bush1.ogg" },
  60  {.path = "sound/step_bush2.ogg" },
  61  {.path = "sound/step_bush3.ogg" },
  62  {.path = "sound/step_bush4.ogg" },
  63  {.path = "sound/step_bush5.ogg" }
  64 };
  65
  66 audio_clip audio_footsteps_wood[] = {
  67  {.path = "sound/step_wood0.ogg" },
  68  {.path = "sound/step_wood1.ogg" },
  69  {.path = "sound/step_wood2.ogg" },
  70  {.path = "sound/step_wood3.ogg" },
  71  {.path = "sound/step_wood4.ogg" },
  72  {.path = "sound/step_wood5.ogg" }
  73 };
  74
  75 audio_clip audio_lands[] = {
  76    { .path = "sound/land0.ogg" },
  77    { .path = "sound/land1.ogg" },
  78    { .path = "sound/land2.ogg" },
  79    { .path = "sound/landsk0.ogg" },
  80    { .path = "sound/landsk1.ogg" },
  81    { .path = "sound/onto.ogg" },
  82    { .path = "sound/outo.ogg" },
  83 };
  84
  85 audio_clip audio_water[] = {
  86    { .path = "sound/wave0.ogg" },
  87    { .path = "sound/wave1.ogg" },
  88    { .path = "sound/wave2.ogg" },
  89    { .path = "sound/wave3.ogg" },
  90    { .path = "sound/wave4.ogg" },
  91    { .path = "sound/wave5.ogg" }
  92 };
  93
  94 audio_clip audio_grass[] = {
  95    { .path = "sound/grass0.ogg" },
  96    { .path = "sound/grass1.ogg" },
  97    { .path = "sound/grass2.ogg" },
  98    { .path = "sound/grass3.ogg" },
  99 };
 100
 101 audio_clip audio_ambience[] =
 102 {
 103    { .path="sound/town_generic.ogg" }
 104 };
 105
 106 audio_clip audio_gate_pass = {
 107    .path = "sound/gate_pass.ogg"
 108 };
 109
 110 audio_clip audio_gate_lap = {
 111    .path = "sound/gate_lap.ogg"
 112 };
 113
 114 audio_clip audio_gate_ambient = {
 115 .path = "sound/gate_ambient.ogg"
 116 };
 117
 118 audio_clip audio_rewind[] = {
 119 { .path = "sound/rewind_start.ogg" },
 120 { .path = "sound/rewind_end_1.5.ogg" },
 121 { .path = "sound/rewind_end_2.5.ogg" },
 122 { .path = "sound/rewind_end_6.5.ogg" },
 123 { .path = "sound/rewind_clack.ogg" },
 124 };
 125
 126 audio_clip audio_ui[] = {
 127    { .path = "sound/ui_click.ogg" },
 128    { .path = "sound/ui_ding.ogg" },
 129    { .path = "sound/teleport.ogg" }
 130 };
 131
 132 audio_clip audio_challenge[] = {
 133    { .path = "sound/objective0.ogg" },
 134    { .path = "sound/objective1.ogg" },
 135    { .path = "sound/objective_win.ogg" },
 136    { .path = "sound/ui_good.ogg" },
 137    { .path = "sound/ui_inf.ogg" },
 138    { .path = "sound/ui_ok.ogg" },
 139    { .path = "sound/objective_fail.ogg" }
 140 };
 141
 142 static void audio_init(void)
 143 {
 144    audio_clip_loadn( audio_board, vg_list_size(audio_board), NULL );
 145    audio_clip_loadn( audio_taps, vg_list_size(audio_taps), NULL );
 146    audio_clip_loadn( audio_hits, vg_list_size(audio_hits), NULL );
 147    audio_clip_loadn( audio_ambience, vg_list_size(audio_ambience), NULL );
 148    audio_clip_loadn( &audio_splash, 1, NULL );
 149    audio_clip_loadn( &audio_gate_pass, 1, NULL );
 150    audio_clip_loadn( &audio_gate_lap, 1, NULL );
 151    audio_clip_loadn( &audio_gate_ambient, 1, NULL );
 152
 153    audio_clip_loadn( audio_jumps, vg_list_size(audio_jumps), NULL );
 154    audio_clip_loadn( audio_lands, vg_list_size(audio_lands), NULL );
 155    audio_clip_loadn( audio_water, vg_list_size(audio_water), NULL );
 156    audio_clip_loadn( audio_grass, vg_list_size(audio_grass), NULL );
 157    audio_clip_loadn( audio_footsteps, vg_list_size(audio_footsteps), NULL );
 158    audio_clip_loadn( audio_footsteps_grass,
 159                      vg_list_size(audio_footsteps_grass), NULL );
 160    audio_clip_loadn( audio_footsteps_wood,
 161                      vg_list_size(audio_footsteps_wood), NULL );
 162    audio_clip_loadn( audio_rewind, vg_list_size(audio_rewind), NULL );
 163    audio_clip_loadn( audio_ui, vg_list_size(audio_ui), NULL );
 164    audio_clip_loadn( audio_challenge, vg_list_size(audio_challenge), NULL );
 165
 166    audio_lock();
 167    audio_set_lfo_wave( 0, k_lfo_polynomial_bipolar, 80.0f );
 168    audio_set_lfo_frequency( 0, 20.0f );
 169    audio_unlock();
 170 }
 171
 172 static void audio_free(void)
 173 {
 174    /* TODO! */
 175    vg_warn( "UNIMPLEMENTED: audio_free()\n" );
 176 }
 177
 178 enum audio_sprite_type
 179 {
 180    k_audio_sprite_type_none,
 181    k_audio_sprite_type_grass,
 182    k_audio_sprite_type_water
 183 };
 184
 185 static void audio_ambient_sprite_play( v3f co, audio_clip *clip )
 186 {
 187    audio_lock();
 188    u16 group_id = 0xfff0;
 189    audio_channel *ch = audio_get_group_idle_channel( group_id, 4 );
 190
 191    if( ch ){
 192       audio_channel_init( ch, clip, AUDIO_FLAG_SPACIAL_3D );
 193       audio_channel_group( ch, group_id );
 194       audio_channel_set_spacial( ch, co, 80.0f );
 195       audio_channel_edit_volume( ch, 1.0f, 1 );
 196       ch = audio_relinquish_channel( ch );
 197    }
 198    audio_unlock();
 199 }
 200
 201 static
 202 enum audio_sprite_type world_audio_sample_sprite_random(v3f origin, v3f output);
 203 static void audio_ambient_sprites_update( world_instance *world, v3f co )
 204 {
 205    static float accum = 0.0f;
 206    accum += vg.time_delta;
 207
 208    if( accum > 0.1f )
 209       accum -= 0.1f;
 210    else return;
 211
 212    v3f sprite_pos;
 213    enum audio_sprite_type sprite_type =
 214       world_audio_sample_sprite_random( co, sprite_pos );
 215
 216    if( sprite_type != k_audio_sprite_type_none ){
 217       if( sprite_type == k_audio_sprite_type_grass ){
 218          audio_ambient_sprite_play( sprite_pos, &audio_grass[vg_randu32()%4] );
 219       }
 220       else if( sprite_type == k_audio_sprite_type_water ){
 221          if( world->water.enabled ){
 222             audio_ambient_sprite_play( sprite_pos,
 223                                        &audio_water[vg_randu32()%6] );
 224          }
 225       }
 226    }
 227 }
 228
 229 #endif /* AUDIO_H */