+/*
+ * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
+ */
+
#include "common.h"
-static void audio_spacialize( sfx_system *sys,
- v3f pos, v3f camera, v3f ears, float vol );
#ifndef AUDIO_H
#define AUDIO_H
#include "world.h"
-static float audio_occlusion_current = 0.0f,
- k_audio_occlusion_rate = 1.0f;
-
-static int k_audio_debug_soundscape = 0;
-
-sfx_set audio_board =
+audio_clip audio_board[] =
{
- .sources = "sound/skate.ogg\0"
- "sound/wheel.ogg\0"
- "sound/slide.ogg\0"
- "sound/reverb.ogg\0"
+ { .path="sound/skate_hpf.ogg" },
+ { .path="sound/wheel.ogg" },
+ { .path="sound/slide.ogg" },
+ { .path="sound/grind_enter.ogg" },
+ { .path="sound/grind_exit.ogg" },
+ { .path="sound/grind_loop.ogg" },
+ { .path="sound/woodslide.ogg" },
+ { .path="sound/metalscrape.ogg" },
+ { .path="sound/slidetap.ogg" }
};
-sfx_system audio_player0 =
+audio_clip audio_taps[] =
{
- .vol = 0.0f,
- .ch = 1,
- .vol_src = &audio_vol_all,
- .name = "Player0",
- .flags = SFX_FLAG_REPEAT | SFX_FLAG_PERSISTENT
+ { .path="sound/tap0.ogg" },
+ { .path="sound/tap1.ogg" },
+ { .path="sound/tap2.ogg" },
+ { .path="sound/tap3.ogg" }
};
-sfx_system audio_player1 =
+audio_clip audio_flips[] =
{
- .vol = 0.0f,
- .ch = 1,
- .vol_src = &audio_vol_all,
- .name = "Player1",
- .flags = SFX_FLAG_REPEAT | SFX_FLAG_PERSISTENT
+ { .path="sound/lf0.ogg" },
+ { .path="sound/lf1.ogg" },
+ { .path="sound/lf2.ogg" },
+ { .path="sound/lf3.ogg" },
};
-sfx_system audio_player2 =
+audio_clip audio_hits[] =
{
- .vol = 0.0f,
- .ch = 1,
- .vol_src = &audio_vol_all,
- .name = "Player2",
- .flags = SFX_FLAG_REPEAT | SFX_FLAG_PERSISTENT
+ { .path="sound/hit0.ogg" },
+ { .path="sound/hit1.ogg" },
+ { .path="sound/hit2.ogg" },
+ { .path="sound/hit3.ogg" },
+ { .path="sound/hit4.ogg" }
};
-sfx_system audio_player3 =
-{
- .vol = 0.0f,
- .ch = 1,
- .vol_src = &audio_vol_all,
- .name = "Player3",
- .flags = SFX_FLAG_REPEAT | SFX_FLAG_PERSISTENT
+audio_clip audio_splash =
+{ .path = "sound/splash.ogg" };
+
+audio_clip audio_jumps[] = {
+ { .path = "sound/jump0.ogg" },
+ { .path = "sound/jump1.ogg" },
};
-static void audio_init(void)
-{
- sfx_set_init( &audio_board, NULL );
- sfx_set_play( &audio_board, &audio_player0, 0 );
- sfx_set_play( &audio_board, &audio_player1, 1 );
- sfx_set_play( &audio_board, &audio_player2, 2 );
- sfx_set_play( &audio_board, &audio_player3, 3 );
-
- vg_convar_push( (struct vg_convar){
- .name = "aud_debug_soundscape",
- .data = &k_audio_debug_soundscape,
- .data_type = k_convar_dtype_i32,
- .opt_i32 = { .min=0, .max=1, .clamp=0 },
- .persistent = 1
- });
-
- vg_convar_push( (struct vg_convar){
- .name = "aud_occlusion_rate",
- .data = &k_audio_occlusion_rate,
- .data_type = k_convar_dtype_f32,
- .opt_f32 = { .clamp = 0 },
- .persistent = 1
- });
-}
+audio_clip audio_footsteps[] = {
+ {.path = "sound/step_concrete0.ogg" },
+ {.path = "sound/step_concrete1.ogg" },
+ {.path = "sound/step_concrete2.ogg" },
+ {.path = "sound/step_concrete3.ogg" }
+};
-static void audio_free(void)
-{
- sfx_set_free( &audio_board );
-}
+audio_clip audio_footsteps_grass[] = {
+ {.path = "sound/step_bush0.ogg" },
+ {.path = "sound/step_bush1.ogg" },
+ {.path = "sound/step_bush2.ogg" },
+ {.path = "sound/step_bush3.ogg" },
+ {.path = "sound/step_bush4.ogg" },
+ {.path = "sound/step_bush5.ogg" }
+};
+
+audio_clip audio_footsteps_wood[] = {
+ {.path = "sound/step_wood0.ogg" },
+ {.path = "sound/step_wood1.ogg" },
+ {.path = "sound/step_wood2.ogg" },
+ {.path = "sound/step_wood3.ogg" },
+ {.path = "sound/step_wood4.ogg" },
+ {.path = "sound/step_wood5.ogg" }
+};
+
+audio_clip audio_lands[] = {
+ { .path = "sound/land0.ogg" },
+ { .path = "sound/land1.ogg" },
+ { .path = "sound/land2.ogg" },
+ { .path = "sound/landsk0.ogg" },
+ { .path = "sound/landsk1.ogg" },
+ { .path = "sound/onto.ogg" },
+ { .path = "sound/outo.ogg" },
+};
+
+audio_clip audio_water[] = {
+ { .path = "sound/wave0.ogg" },
+ { .path = "sound/wave1.ogg" },
+ { .path = "sound/wave2.ogg" },
+ { .path = "sound/wave3.ogg" },
+ { .path = "sound/wave4.ogg" },
+ { .path = "sound/wave5.ogg" }
+};
+
+audio_clip audio_grass[] = {
+ { .path = "sound/grass0.ogg" },
+ { .path = "sound/grass1.ogg" },
+ { .path = "sound/grass2.ogg" },
+ { .path = "sound/grass3.ogg" },
+};
-static void audio_spacialize( sfx_system *sys,
- v3f pos, v3f camera, v3f ears, float vol )
+audio_clip audio_ambience[] =
{
- float attn = (v3_dist( pos, camera ) / vol) +1.0f;
+ { .path="sound/town_generic.ogg" }
+};
- v3f delta;
- v3_sub( pos, camera, delta );
- v3_normalize( delta );
-
- float pan = v3_dot( ears, delta );
+audio_clip audio_gate_pass = {
+ .path = "sound/gate_pass.ogg"
+};
+
+audio_clip audio_gate_lap = {
+ .path = "sound/gate_lap.ogg"
+};
+
+audio_clip audio_gate_ambient = {
+.path = "sound/gate_ambient.ogg"
+};
+
+audio_clip audio_rewind[] = {
+{ .path = "sound/rewind_start.ogg" },
+{ .path = "sound/rewind_end_1.5.ogg" },
+{ .path = "sound/rewind_end_2.5.ogg" },
+{ .path = "sound/rewind_end_6.5.ogg" },
+{ .path = "sound/rewind_clack.ogg" },
+};
+
+audio_clip audio_ui[] = {
+ { .path = "sound/ui_click.ogg" },
+ { .path = "sound/ui_ding.ogg" },
+ { .path = "sound/teleport.ogg" }
+};
- sys->vol = 1.0f/(attn*attn);
- sys->pan = pan;
+audio_clip audio_challenge[] = {
+ { .path = "sound/objective0.ogg" },
+ { .path = "sound/objective1.ogg" },
+ { .path = "sound/objective_win.ogg" },
+ { .path = "sound/ui_good.ogg" },
+ { .path = "sound/ui_inf.ogg" },
+ { .path = "sound/ui_ok.ogg" },
+ { .path = "sound/objective_fail.ogg" }
+};
+
+struct air_synth_data {
+ f32 speed;
+
+ /* internal */
+ f32 t;
+ struct dsp_biquad lpf;
+ SDL_SpinLock sl;
}
+static air_data;
-static void audio_sample_occlusion( v3f origin )
-{
- float d = 0.0f,
- sample_dist = 880.0f;
+static void audio_air_synth_get_samples( void *_data, f32 *buf, u32 count ){
+ struct air_synth_data *data = _data;
- int sample_count = 8;
+ SDL_AtomicLock( &data->sl );
+ f32 spd = data->speed;
+ SDL_AtomicUnlock( &data->sl );
- for( int i=0; i<sample_count; i++ )
- {
- v3f dir;
- vg_rand_dir( dir );
+ f32 s0 = sinf(data->t*2.0f),
+ s1 = sinf(data->t*0.43f),
+ s2 = sinf(data->t*1.333f),
+ sm = vg_clampf( data->speed / 45.0f, 0, 1 ),
+ ft = (s0*s1*s2)*0.5f+0.5f,
+ f = vg_lerpf( 200.0f, 1200.0f, sm*0.7f + ft*0.3f ),
+ vol = 0.25f * sm;
- ray_hit contact;
- contact.dist = 15.0f;
-
- if( ray_world( origin, dir, &contact ) )
- {
- d += contact.dist;
+ dsp_init_biquad_butterworth_lpf( &data->lpf, f );
- vg_line( origin, contact.pos, 0xff0000ff );
- vg_line_pt3( contact.pos, 0.1f, 0xff0000ff );
- }
- else
- {
- v3f p1;
- v3_muladds( origin, dir, sample_dist, p1 );
- vg_line( origin, p1, 0xffcccccc );
+ for( u32 i=0; i<count; i ++ ){
+ f32 v = (vg_randf64(&vg_dsp.rand) * 2.0f - 1.0f) * vol;
+ v = dsp_biquad_process( &data->lpf, v );
- d += sample_dist;
- }
+ buf[i*2+0] = v;
+ buf[i*2+1] = v;
}
- float occlusion = 1.0f - (d * (1.0f/(sample_dist*(float)sample_count))),
- rate = ktimestep * k_audio_occlusion_rate,
- target = powf( occlusion, 6.0f );
- audio_occlusion_current = vg_lerpf( audio_occlusion_current, target, rate );
+ data->t += (f32)(count)/44100.0f;
+};
+
+static audio_clip air_synth = {
+ .flags = k_audio_format_gen,
+ .size = 0,
+ .func = audio_air_synth_get_samples,
+ .data = &air_data
+};
+
+static void audio_init(void)
+{
+ audio_clip_loadn( audio_board, vg_list_size(audio_board), NULL );
+ audio_clip_loadn( audio_taps, vg_list_size(audio_taps), NULL );
+ audio_clip_loadn( audio_flips, vg_list_size(audio_flips), NULL );
+ audio_clip_loadn( audio_hits, vg_list_size(audio_hits), NULL );
+ audio_clip_loadn( audio_ambience, vg_list_size(audio_ambience), NULL );
+ audio_clip_loadn( &audio_splash, 1, NULL );
+ audio_clip_loadn( &audio_gate_pass, 1, NULL );
+ audio_clip_loadn( &audio_gate_lap, 1, NULL );
+ audio_clip_loadn( &audio_gate_ambient, 1, NULL );
+
+ audio_clip_loadn( audio_jumps, vg_list_size(audio_jumps), NULL );
+ audio_clip_loadn( audio_lands, vg_list_size(audio_lands), NULL );
+ audio_clip_loadn( audio_water, vg_list_size(audio_water), NULL );
+ audio_clip_loadn( audio_grass, vg_list_size(audio_grass), NULL );
+ audio_clip_loadn( audio_footsteps, vg_list_size(audio_footsteps), NULL );
+ audio_clip_loadn( audio_footsteps_grass,
+ vg_list_size(audio_footsteps_grass), NULL );
+ audio_clip_loadn( audio_footsteps_wood,
+ vg_list_size(audio_footsteps_wood), NULL );
+ audio_clip_loadn( audio_rewind, vg_list_size(audio_rewind), NULL );
+ audio_clip_loadn( audio_ui, vg_list_size(audio_ui), NULL );
+ audio_clip_loadn( audio_challenge, vg_list_size(audio_challenge), NULL );
+
+ audio_lock();
+ audio_set_lfo_wave( 0, k_lfo_polynomial_bipolar, 80.0f );
+ audio_set_lfo_frequency( 0, 20.0f );
+
+ skaterift.aud_air = audio_get_first_idle_channel();
+ if( skaterift.aud_air )
+ audio_channel_init( skaterift.aud_air, &air_synth, 0 );
+
+ audio_unlock();
}
-static void audio_debug_soundscapes(void)
+static void audio_free(void)
+{
+ /* TODO! */
+ vg_warn( "UNIMPLEMENTED: audio_free()\n" );
+}
+
+enum audio_sprite_type
{
- if( !k_audio_debug_soundscape ) return;
+ k_audio_sprite_type_none,
+ k_audio_sprite_type_grass,
+ k_audio_sprite_type_water
+};
- char buf[64];
- snprintf( buf, 31, "occlusion: %.5f", audio_occlusion_current );
+static void audio_ambient_sprite_play( v3f co, audio_clip *clip )
+{
+ audio_lock();
+ u16 group_id = 0xfff0;
+ audio_channel *ch = audio_get_group_idle_channel( group_id, 4 );
- ui_global_ctx.cursor[0] = 250;
- ui_global_ctx.cursor[1] = 10;
- ui_global_ctx.cursor[2] = audio_occlusion_current * 200.0f;
- ui_global_ctx.cursor[3] = 20;
+ if( ch ){
+ audio_channel_init( ch, clip, AUDIO_FLAG_SPACIAL_3D );
+ audio_channel_group( ch, group_id );
+ audio_channel_set_spacial( ch, co, 80.0f );
+ audio_channel_edit_volume( ch, 1.0f, 1 );
+ ch = audio_relinquish_channel( ch );
+ }
+ audio_unlock();
+}
- gui_fill_rect( ui_global_ctx.cursor, 0x55cccccc );
- gui_text( ui_global_ctx.cursor, buf, 1, 0 );
+static
+enum audio_sprite_type world_audio_sample_sprite_random(v3f origin, v3f output);
+static void audio_ambient_sprites_update( world_instance *world, v3f co )
+{
+ static float accum = 0.0f;
+ accum += vg.time_delta;
+
+ if( accum > 0.1f )
+ accum -= 0.1f;
+ else return;
+
+ v3f sprite_pos;
+ enum audio_sprite_type sprite_type =
+ world_audio_sample_sprite_random( co, sprite_pos );
+
+ if( sprite_type != k_audio_sprite_type_none ){
+ if( sprite_type == k_audio_sprite_type_grass ){
+ audio_ambient_sprite_play( sprite_pos,
+ &audio_grass[vg_randu32(&vg.rand)%4] );
+ }
+ else if( sprite_type == k_audio_sprite_type_water ){
+ if( world->water.enabled ){
+ audio_ambient_sprite_play( sprite_pos,
+ &audio_water[vg_randu32(&vg.rand)%6] );
+ }
+ }
+ }
}
#endif /* AUDIO_H */
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